v1.1

config/settings.py

@@ -58,9 +58,12 @@ INSTALLED_APPS = [
     'core',
 ]
 
+AUTH_USER_MODEL = 'core.User'
+
 MIDDLEWARE = [
     'django.middleware.security.SecurityMiddleware',
     'django.contrib.sessions.middleware.SessionMiddleware',
+    'core.middleware.UndoSessionCleanup',
     'django.middleware.common.CommonMiddleware',
     'django.middleware.csrf.CsrfViewMiddleware',
     'django.contrib.auth.middleware.AuthenticationMiddleware',
@@ -171,3 +174,9 @@ if EMAIL_USE_SSL:
 # https://docs.djangoproject.com/en/5.2/ref/settings/#default-auto-field
 
 DEFAULT_AUTO_FIELD = 'django.db.models.BigAutoField'
+
+# Undo timeout duration in seconds (default: 30s). Affects both delete and update operations.
+UNDO_TIMEOUT = int(os.getenv("UNDO_TIMEOUT", 30))
+
+# Toast Notification Position
+TOAST_POSITION = os.getenv("TOAST_POSITION", "top-end")

core/forms.py

@@ -0,0 +1,44 @@
+from django import forms
+from .models import Customer, User, Opportunity, Lead
+from django.core.validators import validate_email
+
+class CustomerForm(forms.ModelForm):
+    class Meta:
+        model = Customer
+        fields = [
+            'name',
+            'email',
+            'phone',
+            'status',
+            'owner',
+        ]
+        widgets = {
+            'status': forms.Select(attrs={'class': 'form-select'}),
+            'owner': forms.Select(attrs={'class': 'form-select'}),
+        }
+
+    def clean_email(self):
+        email = self.cleaned_data.get('email')
+        validate_email(email)
+        return email
+
+
+class OpportunityForm(forms.ModelForm):
+    class Meta:
+        model = Opportunity
+        fields = [
+            'name',
+            'lead',
+            'value',
+            'stage',
+            'probability',
+            'close_date',
+        ]
+        widgets = {
+            'name': forms.TextInput(attrs={'class': 'form-control'}),
+            'value': forms.NumberInput(attrs={'class': 'form-control'}),
+            'probability': forms.NumberInput(attrs={'class': 'form-control'}),
+            'stage': forms.Select(attrs={'class': 'form-select'}),
+            'lead': forms.Select(attrs={'class': 'form-select'}),
+            'close_date': forms.DateInput(attrs={'class': 'form-control', 'type': 'date'}),
+        }

core/management/commands/seed_customers.py

@@ -0,0 +1,101 @@
+import random
+from faker import Faker
+from django.core.management.base import BaseCommand
+from django.contrib.auth import get_user_model
+from core.models import Customer, Lead, Opportunity, ContactHistory, Tenant
+
+User = get_user_model()
+
+class Command(BaseCommand):
+    help = 'Seeds the database with sample customers, leads, opportunities, and contact histories.'
+
+    def handle(self, *args, **options):
+        self.stdout.write("Starting database seeding...")
+
+        faker = Faker()
+
+        # Clean up existing data
+        Tenant.objects.all().delete()
+        User.objects.filter(is_superuser=False).delete()
+        Customer.objects.all().delete()
+        Lead.objects.all().delete()
+        Opportunity.objects.all().delete()
+        ContactHistory.objects.all().delete()
+
+        self.stdout.write("Cleared existing data.")
+
+        # Create sample tenants
+        tenants = []
+        for _ in range(3):
+            tenant = Tenant.objects.create(name=faker.company())
+            tenants.append(tenant)
+        self.stdout.write(f"Created {len(tenants)} sample tenants.")
+
+        # Create sample users
+        users = []
+        for _ in range(5):
+            email = faker.email()
+            # Avoid creating a user that might already exist
+            if not User.objects.filter(email=email).exists():
+                user = User.objects.create_user(email=email, password='password123')
+                users.append(user)
+        
+        if not users:
+            # If all generated users already existed, create one with a predictable email
+            user = User.objects.create_user(email='testuser@example.com', password='password123')
+            users.append(user)
+
+
+        self.stdout.write(f"Created {len(users)} sample users.")
+
+        # Create sample customers
+        customers = []
+        for _ in range(150):
+            customer = Customer.objects.create(
+                name=faker.company(),
+                email=faker.unique.email(),
+                phone=faker.phone_number(),
+                status=random.choice(['Active', 'Inactive', 'Prospective']),
+                tenant=random.choice(tenants),
+                created_by=random.choice(users),
+                updated_by=random.choice(users),
+            )
+            customers.append(customer)
+
+        self.stdout.write(f"Created {len(customers)} sample customers.")
+
+        # Create related objects
+        for customer in customers:
+            # Create contact history
+            for _ in range(random.randint(0, 5)):
+                ContactHistory.objects.create(
+                    customer=customer,
+                    user=random.choice(users),
+                    note=faker.sentence(),
+                    interaction_type=random.choice(['Call', 'Email', 'Meeting']),
+                )
+
+            # Create leads
+            leads = []
+            for _ in range(random.randint(0, 3)):
+                lead = Lead.objects.create(
+                    customer=customer,
+                    source=random.choice(['Web', 'Referral', 'Partner']),
+                    status=random.choice(['New', 'Contacted', 'Qualified']),
+                    assigned_to=random.choice(users),
+                )
+                leads.append(lead)
+            
+            # Create opportunities
+            if leads:
+                for _ in range(random.randint(0, 2)):
+                    Opportunity.objects.create(
+                        lead=random.choice(leads),
+                        value=faker.pydecimal(left_digits=5, right_digits=2, positive=True),
+                        stage=random.choice(['Prospecting', 'Proposal', 'Negotiation', 'Closed Won', 'Closed Lost']),
+                        probability=random.uniform(0.1, 0.9),
+                        close_date=faker.future_date(),
+                    )
+
+
+        self.stdout.write("Seeding complete.")

core/middleware.py

@@ -0,0 +1,25 @@
+from datetime import datetime
+from django.conf import settings
+from django.utils import timezone
+
+class UndoSessionCleanup:
+    def __init__(self, get_response):
+        self.get_response = get_response
+
+    def __call__(self, request):
+        undo_data = request.session.get('undo_data')
+        if undo_data and 'timestamp' in undo_data:
+            try:
+                undo_timestamp = datetime.fromisoformat(undo_data['timestamp'])
+                # Ensure timestamp is timezone-aware for comparison
+                if timezone.is_naive(undo_timestamp):
+                    undo_timestamp = timezone.make_aware(undo_timestamp, timezone.get_default_timezone())
+
+                if (timezone.now() - undo_timestamp).total_seconds() > settings.UNDO_TIMEOUT:
+                    del request.session['undo_data']
+            except (ValueError, TypeError):
+                # If timestamp is invalid, remove it
+                del request.session['undo_data']
+
+        response = self.get_response(request)
+        return response

core/migrations/0001_initial.py

@@ -0,0 +1,157 @@
+# Generated by Django 5.2.7 on 2025-11-22 14:20
+
+import django.contrib.auth.models
+import django.contrib.auth.validators
+import django.db.models.deletion
+import django.utils.timezone
+from django.conf import settings
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    initial = True
+
+    dependencies = [
+        ('auth', '0012_alter_user_first_name_max_length'),
+        ('contenttypes', '0002_remove_content_type_name'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Tenant',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('name', models.CharField(max_length=255)),
+                ('created_at', models.DateTimeField(auto_now_add=True)),
+            ],
+        ),
+        migrations.CreateModel(
+            name='User',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('password', models.CharField(max_length=128, verbose_name='password')),
+                ('last_login', models.DateTimeField(blank=True, null=True, verbose_name='last login')),
+                ('is_superuser', models.BooleanField(default=False, help_text='Designates that this user has all permissions without explicitly assigning them.', verbose_name='superuser status')),
+                ('username', models.CharField(error_messages={'unique': 'A user with that username already exists.'}, help_text='Required. 150 characters or fewer. Letters, digits and @/./+/-/_ only.', max_length=150, unique=True, validators=[django.contrib.auth.validators.UnicodeUsernameValidator()], verbose_name='username')),
+                ('first_name', models.CharField(blank=True, max_length=150, verbose_name='first name')),
+                ('last_name', models.CharField(blank=True, max_length=150, verbose_name='last name')),
+                ('email', models.EmailField(blank=True, max_length=254, verbose_name='email address')),
+                ('is_staff', models.BooleanField(default=False, help_text='Designates whether the user can log into this admin site.', verbose_name='staff status')),
+                ('is_active', models.BooleanField(default=True, help_text='Designates whether this user should be treated as active. Unselect this instead of deleting accounts.', verbose_name='active')),
+                ('date_joined', models.DateTimeField(default=django.utils.timezone.now, verbose_name='date joined')),
+                ('role', models.CharField(blank=True, max_length=100)),
+                ('groups', models.ManyToManyField(blank=True, help_text='The groups this user belongs to. A user will get all permissions granted to each of their groups.', related_name='user_set', related_query_name='user', to='auth.group', verbose_name='groups')),
+                ('user_permissions', models.ManyToManyField(blank=True, help_text='Specific permissions for this user.', related_name='user_set', related_query_name='user', to='auth.permission', verbose_name='user permissions')),
+                ('tenant', models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.CASCADE, to='core.tenant')),
+            ],
+            options={
+                'verbose_name': 'user',
+                'verbose_name_plural': 'users',
+                'abstract': False,
+            },
+            managers=[
+                ('objects', django.contrib.auth.models.UserManager()),
+            ],
+        ),
+        migrations.CreateModel(
+            name='Customer',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('created_at', models.DateTimeField(auto_now_add=True)),
+                ('updated_at', models.DateTimeField(auto_now=True)),
+                ('is_deleted', models.BooleanField(default=False)),
+                ('name', models.CharField(max_length=255)),
+                ('email', models.EmailField(max_length=254)),
+                ('phone', models.CharField(blank=True, max_length=50)),
+                ('status', models.CharField(choices=[('active', 'Active'), ('inactive', 'Inactive'), ('lead', 'Lead')], db_index=True, default='active', max_length=20)),
+                ('created_by', models.ForeignKey(null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='%(class)s_created_by', to=settings.AUTH_USER_MODEL)),
+                ('updated_by', models.ForeignKey(null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='%(class)s_updated_by', to=settings.AUTH_USER_MODEL)),
+                ('tenant', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='core.tenant')),
+            ],
+        ),
+        migrations.CreateModel(
+            name='ContactHistory',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('created_at', models.DateTimeField(auto_now_add=True)),
+                ('updated_at', models.DateTimeField(auto_now=True)),
+                ('is_deleted', models.BooleanField(default=False)),
+                ('note', models.TextField()),
+                ('interaction_type', models.CharField(choices=[('email', 'Email'), ('phone', 'Phone Call'), ('meeting', 'Meeting'), ('note', 'Note')], default='note', max_length=20)),
+                ('created_by', models.ForeignKey(null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='%(class)s_created_by', to=settings.AUTH_USER_MODEL)),
+                ('updated_by', models.ForeignKey(null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='%(class)s_updated_by', to=settings.AUTH_USER_MODEL)),
+                ('user', models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, to=settings.AUTH_USER_MODEL)),
+                ('customer', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='contact_history', to='core.customer')),
+            ],
+            options={
+                'abstract': False,
+            },
+        ),
+        migrations.CreateModel(
+            name='Lead',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('created_at', models.DateTimeField(auto_now_add=True)),
+                ('updated_at', models.DateTimeField(auto_now=True)),
+                ('is_deleted', models.BooleanField(default=False)),
+                ('source', models.CharField(blank=True, max_length=255)),
+                ('status', models.CharField(choices=[('new', 'New'), ('contacted', 'Contacted'), ('qualified', 'Qualified'), ('unqualified', 'Unqualified')], db_index=True, default='new', max_length=20)),
+                ('assigned_to', models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='leads', to=settings.AUTH_USER_MODEL)),
+                ('created_by', models.ForeignKey(null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='%(class)s_created_by', to=settings.AUTH_USER_MODEL)),
+                ('customer', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='leads', to='core.customer')),
+                ('updated_by', models.ForeignKey(null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='%(class)s_updated_by', to=settings.AUTH_USER_MODEL)),
+            ],
+            options={
+                'abstract': False,
+            },
+        ),
+        migrations.CreateModel(
+            name='Note',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('created_at', models.DateTimeField(auto_now_add=True)),
+                ('updated_at', models.DateTimeField(auto_now=True)),
+                ('is_deleted', models.BooleanField(default=False)),
+                ('object_id', models.PositiveIntegerField()),
+                ('content', models.TextField()),
+                ('content_type', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='contenttypes.contenttype')),
+                ('created_by', models.ForeignKey(null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='%(class)s_created_by', to=settings.AUTH_USER_MODEL)),
+                ('updated_by', models.ForeignKey(null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='%(class)s_updated_by', to=settings.AUTH_USER_MODEL)),
+            ],
+            options={
+                'abstract': False,
+            },
+        ),
+        migrations.CreateModel(
+            name='Opportunity',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('created_at', models.DateTimeField(auto_now_add=True)),
+                ('updated_at', models.DateTimeField(auto_now=True)),
+                ('is_deleted', models.BooleanField(default=False)),
+                ('value', models.DecimalField(blank=True, decimal_places=2, max_digits=10, null=True)),
+                ('stage', models.CharField(choices=[('prospecting', 'Prospecting'), ('qualification', 'Qualification'), ('proposal', 'Proposal'), ('negotiation', 'Negotiation'), ('closed_won', 'Closed Won'), ('closed_lost', 'Closed Lost')], db_index=True, default='prospecting', max_length=20)),
+                ('probability', models.FloatField(blank=True, null=True)),
+                ('close_date', models.DateField(blank=True, null=True)),
+                ('created_by', models.ForeignKey(null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='%(class)s_created_by', to=settings.AUTH_USER_MODEL)),
+                ('lead', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='opportunities', to='core.lead')),
+                ('updated_by', models.ForeignKey(null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='%(class)s_updated_by', to=settings.AUTH_USER_MODEL)),
+            ],
+            options={
+                'abstract': False,
+            },
+        ),
+        migrations.AddIndex(
+            model_name='customer',
+            index=models.Index(fields=['tenant', 'status'], name='core_custom_tenant__21c6bd_idx'),
+        ),
+        migrations.AddIndex(
+            model_name='customer',
+            index=models.Index(fields=['created_at'], name='core_custom_created_629a7b_idx'),
+        ),
+        migrations.AlterUniqueTogether(
+            name='customer',
+            unique_together={('tenant', 'email')},
+        ),
+    ]

core/migrations/0002_alter_user_managers_remove_user_username_and_more.py

@@ -0,0 +1,29 @@
+# Generated by Django 5.2.7 on 2025-11-22 14:32
+
+import core.models
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('core', '0001_initial'),
+    ]
+
+    operations = [
+        migrations.AlterModelManagers(
+            name='user',
+            managers=[
+                ('objects', core.models.UserManager()),
+            ],
+        ),
+        migrations.RemoveField(
+            model_name='user',
+            name='username',
+        ),
+        migrations.AlterField(
+            model_name='user',
+            name='email',
+            field=models.EmailField(max_length=254, unique=True),
+        ),
+    ]

core/migrations/0003_customer_owner.py

@@ -0,0 +1,20 @@
+# Generated by Django 5.2.7 on 2025-11-22 15:26
+
+import django.db.models.deletion
+from django.conf import settings
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('core', '0002_alter_user_managers_remove_user_username_and_more'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='customer',
+            name='owner',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='customers', to=settings.AUTH_USER_MODEL),
+        ),
+    ]

core/migrations/0004_contacthistory_deleted_at_contacthistory_deleted_by_and_more.py

@@ -0,0 +1,115 @@
+# Generated by Django 5.2.7 on 2025-11-22 22:19
+
+import django.db.models.deletion
+from django.conf import settings
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('core', '0003_customer_owner'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='contacthistory',
+            name='deleted_at',
+            field=models.DateTimeField(blank=True, null=True),
+        ),
+        migrations.AddField(
+            model_name='contacthistory',
+            name='deleted_by',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='%(class)s_deleted_by', to=settings.AUTH_USER_MODEL),
+        ),
+        migrations.AddField(
+            model_name='customer',
+            name='deleted_at',
+            field=models.DateTimeField(blank=True, null=True),
+        ),
+        migrations.AddField(
+            model_name='customer',
+            name='deleted_by',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='%(class)s_deleted_by', to=settings.AUTH_USER_MODEL),
+        ),
+        migrations.AddField(
+            model_name='lead',
+            name='deleted_at',
+            field=models.DateTimeField(blank=True, null=True),
+        ),
+        migrations.AddField(
+            model_name='lead',
+            name='deleted_by',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='%(class)s_deleted_by', to=settings.AUTH_USER_MODEL),
+        ),
+        migrations.AddField(
+            model_name='note',
+            name='deleted_at',
+            field=models.DateTimeField(blank=True, null=True),
+        ),
+        migrations.AddField(
+            model_name='note',
+            name='deleted_by',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='%(class)s_deleted_by', to=settings.AUTH_USER_MODEL),
+        ),
+        migrations.AddField(
+            model_name='opportunity',
+            name='deleted_at',
+            field=models.DateTimeField(blank=True, null=True),
+        ),
+        migrations.AddField(
+            model_name='opportunity',
+            name='deleted_by',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='%(class)s_deleted_by', to=settings.AUTH_USER_MODEL),
+        ),
+        migrations.AlterField(
+            model_name='contacthistory',
+            name='created_by',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='%(class)s_created_by', to=settings.AUTH_USER_MODEL),
+        ),
+        migrations.AlterField(
+            model_name='contacthistory',
+            name='updated_by',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='%(class)s_updated_by', to=settings.AUTH_USER_MODEL),
+        ),
+        migrations.AlterField(
+            model_name='customer',
+            name='created_by',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='%(class)s_created_by', to=settings.AUTH_USER_MODEL),
+        ),
+        migrations.AlterField(
+            model_name='customer',
+            name='updated_by',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='%(class)s_updated_by', to=settings.AUTH_USER_MODEL),
+        ),
+        migrations.AlterField(
+            model_name='lead',
+            name='created_by',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='%(class)s_created_by', to=settings.AUTH_USER_MODEL),
+        ),
+        migrations.AlterField(
+            model_name='lead',
+            name='updated_by',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='%(class)s_updated_by', to=settings.AUTH_USER_MODEL),
+        ),
+        migrations.AlterField(
+            model_name='note',
+            name='created_by',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='%(class)s_created_by', to=settings.AUTH_USER_MODEL),
+        ),
+        migrations.AlterField(
+            model_name='note',
+            name='updated_by',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='%(class)s_updated_by', to=settings.AUTH_USER_MODEL),
+        ),
+        migrations.AlterField(
+            model_name='opportunity',
+            name='created_by',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='%(class)s_created_by', to=settings.AUTH_USER_MODEL),
+        ),
+        migrations.AlterField(
+            model_name='opportunity',
+            name='updated_by',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='%(class)s_updated_by', to=settings.AUTH_USER_MODEL),
+        ),
+    ]

core/migrations/0005_opportunity_name.py

@@ -0,0 +1,18 @@
+# Generated by Django 5.2.7 on 2025-11-22 22:21
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('core', '0004_contacthistory_deleted_at_contacthistory_deleted_by_and_more'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='opportunity',
+            name='name',
+            field=models.CharField(blank=True, max_length=255, null=True),
+        ),
+    ]

core/migrations/0006_contacthistory_restored_at_and_more.py

@@ -0,0 +1,65 @@
+# Generated by Django 5.2.7 on 2025-11-22 22:27
+
+import django.db.models.deletion
+from django.conf import settings
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('core', '0005_opportunity_name'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='contacthistory',
+            name='restored_at',
+            field=models.DateTimeField(blank=True, null=True),
+        ),
+        migrations.AddField(
+            model_name='contacthistory',
+            name='restored_by',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='%(class)s_restored_by', to=settings.AUTH_USER_MODEL),
+        ),
+        migrations.AddField(
+            model_name='customer',
+            name='restored_at',
+            field=models.DateTimeField(blank=True, null=True),
+        ),
+        migrations.AddField(
+            model_name='customer',
+            name='restored_by',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='%(class)s_restored_by', to=settings.AUTH_USER_MODEL),
+        ),
+        migrations.AddField(
+            model_name='lead',
+            name='restored_at',
+            field=models.DateTimeField(blank=True, null=True),
+        ),
+        migrations.AddField(
+            model_name='lead',
+            name='restored_by',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='%(class)s_restored_by', to=settings.AUTH_USER_MODEL),
+        ),
+        migrations.AddField(
+            model_name='note',
+            name='restored_at',
+            field=models.DateTimeField(blank=True, null=True),
+        ),
+        migrations.AddField(
+            model_name='note',
+            name='restored_by',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='%(class)s_restored_by', to=settings.AUTH_USER_MODEL),
+        ),
+        migrations.AddField(
+            model_name='opportunity',
+            name='restored_at',
+            field=models.DateTimeField(blank=True, null=True),
+        ),
+        migrations.AddField(
+            model_name='opportunity',
+            name='restored_by',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='%(class)s_restored_by', to=settings.AUTH_USER_MODEL),
+        ),
+    ]

core/migrations/0007_activitylog.py

@@ -0,0 +1,30 @@
+# Generated by Django 5.2.7 on 2025-11-22 22:39
+
+import django.db.models.deletion
+from django.conf import settings
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('contenttypes', '0002_remove_content_type_name'),
+        ('core', '0006_contacthistory_restored_at_and_more'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='ActivityLog',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('action', models.CharField(max_length=255)),
+                ('object_id', models.PositiveIntegerField()),
+                ('timestamp', models.DateTimeField(auto_now_add=True)),
+                ('actor', models.ForeignKey(null=True, on_delete=django.db.models.deletion.SET_NULL, to=settings.AUTH_USER_MODEL)),
+                ('content_type', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='contenttypes.contenttype')),
+            ],
+            options={
+                'ordering': ['-timestamp'],
+            },
+        ),
+    ]

core/migrations/0008_activitylog_details.py

@@ -0,0 +1,18 @@
+# Generated by Django 5.2.7 on 2025-11-22 23:21
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('core', '0007_activitylog'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='activitylog',
+            name='details',
+            field=models.JSONField(blank=True, null=True),
+        ),
+    ]

core/migrations/0009_alter_activitylog_timestamp.py

@@ -0,0 +1,18 @@
+# Generated by Django 5.2.7 on 2025-11-23 00:06
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('core', '0008_activitylog_details'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='activitylog',
+            name='timestamp',
+            field=models.DateTimeField(auto_now_add=True, db_index=True),
+        ),
+    ]

core/models.py

@@ -1,3 +1,205 @@
+from django.contrib.auth.models import AbstractUser, BaseUserManager
+from django.contrib.contenttypes.fields import GenericForeignKey
+from django.contrib.contenttypes.models import ContentType
 from django.db import models
+from django.utils import timezone
 
-# Create your models here.
+class UserManager(BaseUserManager):
+    """Define a model manager for User model with no username field."""
+
+    use_in_migrations = True
+
+    def _create_user(self, email, password, **extra_fields):
+        """Create and save a User with the given email and password."""
+        if not email:
+            raise ValueError('The given email must be set')
+        email = self.normalize_email(email)
+        user = self.model(email=email, **extra_fields)
+        user.set_password(password)
+        user.save(using=self._db)
+        return user
+
+    def create_user(self, email, password=None, **extra_fields):
+        """Create and save a regular User with the given email and password."""
+        extra_fields.setdefault('is_staff', False)
+        extra_fields.setdefault('is_superuser', False)
+        return self._create_user(email, password, **extra_fields)
+
+    def create_superuser(self, email, password, **extra_fields):
+        """Create and save a SuperUser with the given email and password."""
+        extra_fields.setdefault('is_staff', True)
+        extra_fields.setdefault('is_superuser', True)
+
+        if extra_fields.get('is_staff') is not True:
+            raise ValueError('Superuser must have is_staff=True.')
+        if extra_fields.get('is_superuser') is not True:
+            raise ValueError('Superuser must have is_superuser=True.')
+
+        return self._create_user(email, password, **extra_fields)
+
+class Tenant(models.Model):
+    name = models.CharField(max_length=255)
+    created_at = models.DateTimeField(auto_now_add=True)
+
+    def __str__(self):
+        return self.name
+
+class User(AbstractUser):
+    username = None
+    email = models.EmailField(unique=True)
+    tenant = models.ForeignKey(Tenant, on_delete=models.CASCADE, null=True, blank=True)
+    role = models.CharField(max_length=100, blank=True)
+
+    USERNAME_FIELD = 'email'
+    REQUIRED_FIELDS = []
+
+    objects = UserManager()
+
+class BaseModel(models.Model):
+    created_at = models.DateTimeField(auto_now_add=True)
+    updated_at = models.DateTimeField(auto_now=True)
+    is_deleted = models.BooleanField(default=False)
+    deleted_at = models.DateTimeField(null=True, blank=True)
+    created_by = models.ForeignKey(User, on_delete=models.SET_NULL, null=True, blank=True, related_name='%(class)s_created_by')
+    updated_by = models.ForeignKey(User, on_delete=models.SET_NULL, null=True, blank=True, related_name='%(class)s_updated_by')
+    deleted_by = models.ForeignKey(User, on_delete=models.SET_NULL, null=True, blank=True, related_name='%(class)s_deleted_by')
+    restored_at = models.DateTimeField(null=True, blank=True)
+    restored_by = models.ForeignKey(User, on_delete=models.SET_NULL, null=True, blank=True, related_name='%(class)s_restored_by')
+
+
+    class Meta:
+        abstract = True
+
+    def delete(self, user=None, *args, **kwargs):
+        self.is_deleted = True
+        self.deleted_at = timezone.now()
+        if user:
+            self.deleted_by = user
+        self.save()
+        ActivityLog.objects.create(
+            actor=user,
+            action=f'deleted a {self.__class__.__name__}',
+            content_object=self,
+            details={'id': self.id, 'name': str(self)}
+        )
+
+    def restore(self, user=None, *args, **kwargs):
+        self.is_deleted = False
+        self.deleted_at = None
+        self.deleted_by = None
+        self.restored_at = timezone.now()
+        if user:
+            self.restored_by = user
+        self.save()
+        ActivityLog.objects.create(
+            actor=user,
+            action=f'restored a {self.__class__.__name__}',
+            content_object=self,
+            details={'id': self.id, 'name': str(self)}
+        )
+
+class ActivityLog(models.Model):
+    actor = models.ForeignKey(User, on_delete=models.SET_NULL, null=True)
+    action = models.CharField(max_length=255)
+    content_type = models.ForeignKey(ContentType, on_delete=models.CASCADE)
+    object_id = models.PositiveIntegerField()
+    content_object = GenericForeignKey('content_type', 'object_id')
+    timestamp = models.DateTimeField(auto_now_add=True, db_index=True)
+    details = models.JSONField(null=True, blank=True)
+
+    class Meta:
+        ordering = ['-timestamp']
+
+    def get_action_badge(self):
+        if 'deleted' in self.action:
+            return ('bg-danger', 'deleted')
+        elif 'restored' in self.action:
+            return ('bg-success', 'restored')
+        elif 'created' in self.action:
+            return ('bg-primary', 'created')
+        elif 'updated' in self.action:
+            return ('bg-info', 'updated')
+        else:
+            action_verb = self.action.split(' ')[0]
+            return ('bg-secondary', action_verb)
+
+class Customer(BaseModel):
+    STATUS_CHOICES = (
+        ('active', 'Active'),
+        ('inactive', 'Inactive'),
+        ('lead', 'Lead'),
+    )
+    tenant = models.ForeignKey(Tenant, on_delete=models.CASCADE)
+    name = models.CharField(max_length=255)
+    email = models.EmailField()
+    phone = models.CharField(max_length=50, blank=True)
+    status = models.CharField(max_length=20, choices=STATUS_CHOICES, default='active', db_index=True)
+    owner = models.ForeignKey(User, on_delete=models.SET_NULL, null=True, blank=True, related_name='customers')
+
+    class Meta:
+        unique_together = ('tenant', 'email')
+        indexes = [
+            models.Index(fields=['tenant', 'status']),
+            models.Index(fields=['created_at']),
+        ]
+
+    def __str__(self):
+        return self.name
+
+class Lead(BaseModel):
+    STATUS_CHOICES = (
+        ('new', 'New'),
+        ('contacted', 'Contacted'),
+        ('qualified', 'Qualified'),
+        ('unqualified', 'Unqualified'),
+    )
+    customer = models.ForeignKey(Customer, on_delete=models.CASCADE, related_name='leads')
+    source = models.CharField(max_length=255, blank=True)
+    status = models.CharField(max_length=20, choices=STATUS_CHOICES, default='new', db_index=True)
+    assigned_to = models.ForeignKey(User, on_delete=models.SET_NULL, null=True, blank=True, related_name='leads')
+
+    def __str__(self):
+        return f"Lead for {self.customer.name}"
+
+class Opportunity(BaseModel):
+    STAGE_CHOICES = (
+        ('prospecting', 'Prospecting'),
+        ('qualification', 'Qualification'),
+        ('proposal', 'Proposal'),
+        ('negotiation', 'Negotiation'),
+        ('closed_won', 'Closed Won'),
+        ('closed_lost', 'Closed Lost'),
+    )
+    name = models.CharField(max_length=255, blank=True, null=True)
+    lead = models.ForeignKey(Lead, on_delete=models.CASCADE, related_name='opportunities')
+    value = models.DecimalField(max_digits=10, decimal_places=2, null=True, blank=True)
+    stage = models.CharField(max_length=20, choices=STAGE_CHOICES, default='prospecting', db_index=True)
+    probability = models.FloatField(null=True, blank=True)
+    close_date = models.DateField(null=True, blank=True)
+
+    def __str__(self):
+        return self.name
+
+class ContactHistory(BaseModel):
+    INTERACTION_CHOICES = (
+        ('email', 'Email'),
+        ('phone', 'Phone Call'),
+        ('meeting', 'Meeting'),
+        ('note', 'Note'),
+    )
+    customer = models.ForeignKey(Customer, on_delete=models.CASCADE, related_name='contact_history')
+    user = models.ForeignKey(User, on_delete=models.SET_NULL, null=True, blank=True)
+    note = models.TextField()
+    interaction_type = models.CharField(max_length=20, choices=INTERACTION_CHOICES, default='note')
+
+    def __str__(self):
+        return f"Contact with {self.customer.name} on {self.created_at.date()}"
+
+class Note(BaseModel):
+    content_type = models.ForeignKey(ContentType, on_delete=models.CASCADE)
+    object_id = models.PositiveIntegerField()
+    content_object = GenericForeignKey('content_type', 'object_id')
+    content = models.TextField()
+
+    def __str__(self):
+        return f"Note for {self.content_object}"

core/opportunity_urls.py

@@ -0,0 +1,18 @@
+from django.urls import path
+from .views import (
+    OpportunityListView,
+    OpportunityDetailView,
+    OpportunityCreateView,
+    OpportunityUpdateView,
+    OpportunityDeleteView,
+)
+
+app_name = 'opportunities'
+
+urlpatterns = [
+    path('', OpportunityListView.as_view(), name='opportunity_list'),
+    path('<int:pk>/', OpportunityDetailView.as_view(), name='opportunity_detail'),
+    path('create/', OpportunityCreateView.as_view(), name='opportunity_create'),
+    path('<int:pk>/update/', OpportunityUpdateView.as_view(), name='opportunity_update'),
+    path('<int:pk>/delete/', OpportunityDeleteView.as_view(), name='opportunity_delete'),
+]

core/templates/base.html

@@ -1,11 +1,37 @@
 <!DOCTYPE html>
 <html lang="en">
-  <head>
+<head>
     <meta charset="UTF-8">
-    <title>{% block title %}Knowledge Base{% endblock %}</title>
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>{% block title %}CRM Platform{% endblock %}</title>
+    <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.2/dist/css/bootstrap.min.css" rel="stylesheet">
+    <link rel="preconnect" href="https://fonts.googleapis.com">
+    <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
+    <link href="https://fonts.googleapis.com/css2?family=Poppins:wght@600;700&family=Inter:wght@400;500&display=swap" rel="stylesheet">
+    {% load static %}
+    <link rel="stylesheet" href="{% static 'css/custom.css' %}">
+    <script src="//cdn.jsdelivr.net/npm/sweetalert2@11"></script>
+    <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/flatpickr/dist/flatpickr.min.css">
     {% block head %}{% endblock %}
-  </head>
-  <body>
+</head>
+<body>
+    <nav class="navbar navbar-expand-lg navbar-light bg-light">
+        <div class="container-fluid">
+            <a class="navbar-brand" href="/">CRM</a>
+            <button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#navbarNav" aria-controls="navbarNav" aria-expanded="false" aria-label="Toggle navigation">
+                <span class="navbar-toggler-icon"></span>
+            </button>
+            <div class="collapse navbar-collapse" id="navbarNav">
+                <ul class="navbar-nav">
+                    <li class="nav-item">
+                        <a class="nav-link" href="{% url 'customer-list' %}">Customers</a>
+                    </li>
+                </ul>
+            </div>
+        </div>
+    </nav>
     {% block content %}{% endblock %}
-  </body>
+    <script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.2/dist/js/bootstrap.bundle.min.js"></script>
+    <script src="https://cdn.jsdelivr.net/npm/flatpickr"></script>
+</body>
 </html>

core/templates/core/_activity_feed.html

@@ -0,0 +1,20 @@
+<div class="card">
+    <div class="card-header">
+        Activity Feed
+    </div>
+    <ul class="list-group list-group-flush">
+        {% for log in activity_logs %}
+            {% with log.get_action_badge as badge %}
+            <li class="list-group-item">
+                <strong>{{ log.actor.email }}</strong>
+                <span class="badge {{ badge.0 }}" data-bs-toggle="tooltip" data-bs-html="true" title="{% if log.details %}{% if 'updated' in log.action %}{% for key, value in log.details.items %}<b>{{ key }}</b>: {{ value.old }} -> {{ value.new }}<br>{% endfor %}{% else %}{{ log.details.name }}{% endif %}{% endif %}">{{ badge.1 }}</span>
+                a {{ log.content_object.__class__.__name__ }}
+                -
+                <small title="{{ log.timestamp }}">{{ log.timestamp|timesince }} ago</small>
+            </li>
+            {% endwith %}
+        {% empty %}
+            <li class="list-group-item">No recent activity.</li>
+        {% endfor %}
+    </ul>
+</div>

core/templates/core/customer_confirm_delete.html

@@ -0,0 +1,13 @@
+{% extends "base.html" %}
+
+{% block content %}
+<div class="container mt-4">
+    <h2>Delete Customer</h2>
+    <p>Are you sure you want to delete "{{ object.name }}"?</p>
+    <form method="post">
+        {% csrf_token %}
+        <button type="submit" class="btn btn-danger">Confirm Delete</button>
+        <a href="{% url 'customer_detail' pk=object.pk %}" class="btn btn-secondary">Cancel</a>
+    </form>
+</div>
+{% endblock %}

core/templates/core/customer_detail.html

@@ -0,0 +1,206 @@
+{% extends "base.html" %}
+{% load static %}
+
+{% block content %}
+<div class="container mt-4">
+    <nav aria-label="breadcrumb">
+        <ol class="breadcrumb">
+            <li class="breadcrumb-item"><a href="{% url 'customer-list' %}">Customers</a></li>
+            <li class="breadcrumb-item active" aria-current="page">{{ customer.name }}</li>
+        </ol>
+    </nav>
+
+    {% if customer.is_deleted %}
+    <div class="alert alert-danger" role="alert">
+        This customer was deleted on {{ customer.deleted_at|date:"Y-m-d H:i" }} by {{ customer.deleted_by.get_full_name|default:"Unknown" }}.
+    </div>
+    {% endif %}
+
+    <div class="card">
+        <div class="card-header d-flex justify-content-between align-items-center">
+            <h2 class="mb-0">{{ customer.name }}</h2>
+            <div>
+                <a href="{% url 'customer_edit' customer.pk %}" class="btn btn-primary me-2 {% if customer.is_deleted %}disabled{% endif %}" data-bs-toggle="tooltip" data-bs-placement="top" title="Edit this customer's details">
+                    Edit
+                </a>
+                <a href="{% url 'customer_delete' customer.pk %}" class="btn btn-danger {% if customer.is_deleted %}disabled{% endif %}" data-bs-toggle="tooltip" data-bs-placement="top" title="Delete this customer" onclick="return confirm('Are you sure you want to delete this customer?');">
+                    Delete
+                </a>
+            </div>
+        </div>
+        <div class="card-body">
+            <div class="row">
+                <div class="col-md-6">
+                    <h4>Details</h4>
+                    <table class="table table-sm">
+                        <tr>
+                            <th>Email:</th>
+                            <td>{{ customer.email }}</td>
+                        </tr>
+                        <tr>
+                            <th>Status:</th>
+                            <td>{{ customer.get_status_display }}</td>
+                        </tr>
+                        <tr>
+                            <th>Owner:</th>
+                            <td>{{ customer.owner.get_full_name|default:"N/A" }}</td>
+                        </tr>
+                        <tr>
+                            <th>Created At:</th>
+                            <td>{{ customer.created_at|date:"Y-m-d H:i" }}</td>
+                        </tr>
+                         <tr>
+                            <th>Tenant:</th>
+                            <td>{{ customer.tenant.name }}</td>
+                        </tr>
+                        {% if customer.restored_at %}
+                        <tr>
+                            <th>Restored At:</th>
+                            <td>{{ customer.restored_at|date:"Y-m-d H:i" }}</td>
+                        </tr>
+                        <tr>
+                            <th>Restored By:</th>
+                            <td>{{ customer.restored_by.get_full_name|default:"Unknown" }}</td>
+                        </tr>
+                        {% endif %}
+                    </table>
+                </div>
+                <div class="col-md-6">
+                    <h4>Summary</h4>
+                    <ul class="list-group">
+                        <li class="list-group-item d-flex justify-content-between align-items-center">
+                            Opportunities
+                            <span class="badge bg-primary rounded-pill">{{ opportunity_count }}</span>
+                        </li>
+                        <li class="list-group-item d-flex justify-content-between align-items-center">
+                            Leads
+                            <span class="badge bg-primary rounded-pill">{{ lead_count }}</span>
+                        </li>
+                        <li class="list-group-item d-flex justify-content-between align-items-center">
+                            Notes
+                            <span class="badge bg-primary rounded-pill">{{ note_count }}</span>
+                        </li>
+                    </ul>
+                </div>
+            </div>
+        </div>
+    </div>
+
+    <div class="row mt-4">
+        <div class="col-12">
+            <div class="card">
+                <div class="card-header">
+                    <ul class="nav nav-tabs card-header-tabs" id="customer-tabs" role="tablist">
+                        <li class="nav-item" role="presentation">
+                            <button class="nav-link active" id="opportunities-tab" data-bs-toggle="tab" data-bs-target="#opportunities" type="button" role="tab" aria-controls="opportunities" aria-selected="true">Opportunities ({{ opportunity_count }})</button>
+                        </li>
+                        <li class="nav-item" role="presentation">
+                            <button class="nav-link" id="leads-tab" data-bs-toggle="tab" data-bs-target="#leads" type="button" role="tab" aria-controls="leads" aria-selected="false">Leads ({{ lead_count }})</button>
+                        </li>
+                        <li class="nav-item" role="presentation">
+                            <button class="nav-link" id="history-tab" data-bs-toggle="tab" data-bs-target="#history" type="button" role="tab" aria-controls="history" aria-selected="false">Contact History</button>
+                        </li>
+                        <li class="nav-item" role="presentation">
+                            <button class="nav-link" id="notes-tab" data-bs-toggle="tab" data-bs-target="#notes" type="button" role="tab" aria-controls="notes" aria-selected="false">Notes ({{ note_count }})</button>
+                        </li>
+                    </ul>
+                </div>
+                <div class="card-body">
+                    <div class="tab-content" id="customer-tabs-content">
+                        <div class="tab-pane fade show active" id="opportunities" role="tabpanel" aria-labelledby="opportunities-tab">
+                            <h4>Opportunities</h4>
+                            {% if opportunities %}
+                                <table class="table table-striped">
+                                    <thead>
+                                        <tr>
+                                            <th>Name</th>
+                                            <th>Stage</th>
+                                            <th>Value</th>
+                                            <th>Close Date</th>
+                                        </tr>
+                                    </thead>
+                                    <tbody>
+                                    {% for op in opportunities %}
+                                        <tr>
+                                            <td>{{ op.name }}</td>
+                                            <td>{{ op.get_stage_display }}</td>
+                                            <td>${{ op.value }}</td>
+                                            <td>{{ op.close_date|date:"Y-m-d" }}</td>
+                                        </tr>
+                                    {% endfor %}
+                                    </tbody>
+                                </table>
+                            {% else %}
+                                <p>No opportunities found for this customer.</p>
+                            {% endif %}
+                        </div>
+                        <div class="tab-pane fade" id="leads" role="tabpanel" aria-labelledby="leads-tab">
+                            <h4>Leads</h4>
+                             {% if leads %}
+                                <table class="table table-striped">
+                                     <thead>
+                                        <tr>
+                                            <th>Name</th>
+                                            <th>Status</th>
+                                            <th>Source</th>
+                                        </tr>
+                                    </thead>
+                                    <tbody>
+                                    {% for lead in leads %}
+                                        <tr>
+                                            <td>{{ lead.name }}</td>
+                                            <td>{{ lead.get_status_display }}</td>
+                                            <td>{{ lead.source }}</td>
+                                        </tr>
+                                    {% endfor %}
+                                    </tbody>
+                                </table>
+                            {% else %}
+                                <p>No leads found for this customer.</p>
+                            {% endif %}
+                        </div>
+                        <div class="tab-pane fade" id="history" role="tabpanel" aria-labelledby="history-tab">
+                            <h4>Contact History</h4>
+                            {% if contact_history %}
+                                <ul class="list-group">
+                                {% for entry in contact_history %}
+                                    <li class="list-group-item">
+                                        <strong>{{ entry.created_at|date:"Y-m-d H:i" }}:</strong> {{ entry.notes }} ({{ entry.get_interaction_type_display }})
+                                    </li>
+                                {% endfor %}
+                                </ul>
+                            {% else %}
+                                <p>No contact history found.</p>
+                            {% endif %}
+                        </div>
+                        <div class="tab-pane fade" id="notes" role="tabpanel" aria-labelledby="notes-tab">
+                            <h4>Notes</h4>
+                            {% if notes %}
+                                <ul class="list-group">
+                                {% for note in notes %}
+                                    <li class="list-group-item">
+                                        <p>{{ note.note }}</p>
+                                        <small class="text-muted">By {{ note.user.get_full_name }} on {{ note.created_at|date:"Y-m-d H:i" }}</small>
+                                    </li>
+                                {% endfor %}
+                                </ul>
+                            {% else %}
+                                <p>No notes found.</p>
+                            {% endif %}
+                        </div>
+                    </div>
+                </div>
+            </div>
+        </div>
+    </div>
+</div>
+
+<script>
+    document.addEventListener('DOMContentLoaded', function () {
+        var tooltipTriggerList = [].slice.call(document.querySelectorAll('[data-bs-toggle="tooltip"]'))
+        var tooltipList = tooltipTriggerList.map(function (tooltipTriggerEl) {
+            return new bootstrap.Tooltip(tooltipTriggerEl)
+        })
+    });
+</script>
+{% endblock %}

core/templates/core/customer_form.html

@@ -0,0 +1,50 @@
+{% extends "base.html" %}
+
+{% block content %}
+<div class="container mt-4">
+    <h2>Edit Customer: {{ customer.name }}</h2>
+
+    {% if messages %}
+        {% for message in messages %}
+            <div class="alert alert-{{ message.tags }}">{{ message }}</div>
+        {% endfor %}
+    {% endif %}
+
+    <div class="card">
+        <div class="card-body">
+            <form method="post">
+                {% csrf_token %}
+                
+                <div class="mb-3">
+                    <label for="id_first_name" class="form-label">First Name</label>
+                    {{ form.first_name }}
+                </div>
+                <div class="mb-3">
+                    <label for="id_last_name" class="form-label">Last Name</label>
+                    {{ form.last_name }}
+                </div>
+                <div class="mb-3">
+                    <label for="id_email" class="form-label">Email</label>
+                    {{ form.email }}
+                </div>
+                <div class="mb-3">
+                    <label for="id_phone" class="form-label">Phone</label>
+                    {{ form.phone }}
+                </div>
+                <div class="mb-3">
+                    <label for="id_status" class="form-label">Status</label>
+                    {{ form.status }}
+                </div>
+                <div class="mb-3">
+                    <label for="id_owner" class="form-label">Owner</label>
+                    {{ form.owner }}
+                </div>
+
+                <button type="submit" class="btn btn-primary">Save Changes</button>
+                <a href="{% url 'customer_detail' customer.pk %}" class="btn btn-secondary">Cancel</a>
+            </form>
+        </div>
+    </div>
+
+</div>
+{% endblock %}

core/templates/core/customer_list.html

@@ -0,0 +1,465 @@
+{% extends 'base.html' %}
+{% load query_string %}
+
+{% block content %}
+<div class="container mt-5">
+    <h1>Customers</h1>
+
+    <!-- Search and Filter Form -->
+    <form method="get" class="mb-4">
+        <div class="row">
+            <div class="col-md-4">
+                <input type="text" name="q" class="form-control" placeholder="Search by name, email, or ID..." value="{{ query }}" aria-label="Search Customers">
+            </div>
+            <div class="col-md-2">
+                <select name="status" class="form-control" aria-label="Filter by Status">
+                    <option value="">All Statuses</option>
+                    {% for value, display in statuses %}
+                        <option value="{{ value }}" {% if value == selected_status %}selected{% endif %}>{{ display }}</option>
+                    {% endfor %}
+                </select>
+            </div>
+            <div class="col-md-2">
+                <select name="owner" class="form-control" aria-label="Filter by Owner">
+                    <option value="">All Owners</option>
+                    {% for owner in owners %}
+                        <option value="{{ owner.id }}" {% if owner.id|stringformat:"s" == selected_owner %}selected{% endif %}>{{ owner.email }}</option>
+                    {% endfor %}
+                </select>
+            </div>
+            <div class="col-md-2">
+                <div class="form-check">
+                    <input class="form-check-input" type="checkbox" name="show_deleted" id="show_deleted" {% if show_deleted %}checked{% endif %} aria-label="Show Deleted Customers">
+                    <label class="form-check-label" for="show_deleted">
+                        Show Deleted
+                    </label>
+                </div>
+            </div>
+            <div class="col-md-2">
+                <button type="submit" class="btn btn-primary" aria-label="Apply Filters">Filter</button>
+            </div>
+        </div>
+    </form>
+
+    <div class="row mb-4">
+        <div class="col-md-12">
+            <form method="get" class="mb-2">
+                <div class="row">
+                    <div class="col-md-3">
+                        <select name="activity_user" class="form-control" aria-label="Filter by User">
+                            <option value="">All Users</option>
+                            {% for user in activity_users %}
+                                <option value="{{ user.id }}" {% if user.id|stringformat:"s" == selected_activity_user %}selected{% endif %}>{{ user.email }}</option>
+                            {% endfor %}
+                        </select>
+                    </div>
+                    <div class="col-md-3">
+                        <select name="activity_action" class="form-control" aria-label="Filter by Action">
+                            <option value="">All Actions</option>
+                            {% for action in activity_actions %}
+                                <option value="{{ action }}" {% if action == selected_activity_action %}selected{% endif %}>{{ action }}</option>
+                            {% endfor %}
+                        </select>
+                    </div>
+                    <div class="col-md-4">
+                        <input type="text" name="activity_date_range" class="form-control" placeholder="Select date range..." value="{{ selected_activity_date_range }}" aria-label="Filter by Date Range">
+                    </div>
+                    <div class="col-md-auto">
+                        <button type="button" class="btn btn-outline-secondary btn-sm" onclick="setDateRange('today')" aria-label="Set Date Range to Today">Today</button>
+                        <button type="button" class="btn btn-outline-secondary btn-sm" onclick="setDateRange('7days')" aria-label="Set Date Range to Last 7 Days">Last 7 Days</button>
+                        <button type="button" class="btn btn-outline-secondary btn-sm" onclick="setDateRange('30days')" aria-label="Set Date Range to Last 30 Days">Last 30 Days</button>
+                    </div>
+                    <div class="col-md-2">
+                        <select name="activity_sort" class="form-control" aria-label="Sort Activity Feed">
+                            <option value="-timestamp" {% if selected_activity_sort == "-timestamp" %}selected{% endif %}>Newest First</option>
+                            <option value="timestamp" {% if selected_activity_sort == "timestamp" %}selected{% endif %}>Oldest First</option>
+                            <option value="actor" {% if selected_activity_sort == "actor" %}selected{% endif %}>User (A-Z)</option>
+                            <option value="-actor" {% if selected_activity_sort == "-actor" %}selected{% endif %}>User (Z-A)</option>
+                            <option value="action" {% if selected_activity_sort == "action" %}selected{% endif %}>Action (A-Z)</option>
+                            <option value="-action" {% if selected_activity_sort == "-action" %}selected{% endif %}>Action (Z-A)</option>
+                        </select>
+                    </div>
+                    <div class="col-md-2">
+                        <button type="submit" class="btn btn-secondary" aria-label="Apply Activity Feed Filters">Filter Activity</button>
+                    </div>
+                    <div class="col-md-2">
+                        <a href="?clear_filters=true" class="btn btn-outline-secondary" aria-label="Clear All Filters">Clear Filters</a>
+                    </div>
+                </div>
+            </form>
+            <div class="text-muted mb-2">
+                Showing {{ activity_logs.start_index }} - {{ activity_logs.end_index }} of {{ activity_log_count }} activities — Page {{ activity_logs.number }} of {{ activity_paginator.num_pages }}
+            </div>
+            <div>
+                <form method="get" class="form-inline">
+                    <input type="hidden" name="q" value="{{ query }}">
+                    <input type="hidden" name="status" value="{{ selected_status }}">
+                    <input type="hidden" name="owner" value="{{ selected_owner }}">
+                    <input type="hidden" name="show_deleted" value="{{ show_deleted }}">
+                    <input type="hidden" name="activity_user" value="{{ selected_activity_user }}">
+                    <input type="hidden" name="activity_action" value="{{ selected_activity_action }}">
+                    <input type="hidden" name="activity_date_range" value="{{ selected_activity_date_range }}">
+                    <input type="hidden" name="activity_sort" value="{{ selected_activity_sort }}">
+                    <label for="activity_page_size" class="mr-2">Show:</label>
+                    <select name="activity_page_size" id="activity_page_size" class="form-control form-control-sm" onchange="this.form.submit()">
+                        <option value="5" {% if activity_page_size == 5 %}selected{% endif %}>5</option>
+                        <option value="10" {% if activity_page_size == 10 %}selected{% endif %}>10</option>
+                        <option value="25" {% if activity_page_size == 25 %}selected{% endif %}>25</option>
+                        <option value="50" {% if activity_page_size == 50 %}selected{% endif %}>50</option>
+                    </select>
+                </form>
+            </div>
+
+            <div class="my-3">
+                <strong>Recent Activity:</strong>
+                <span class="badge bg-info">{{ recent_activity_count }} actions in the last 24 hours.</span>
+            </div>
+
+            <div class="my-3">
+                <strong>Activity Summary:</strong>
+                {% for action, count in activity_summary.items %}
+                    <span class="badge bg-secondary">{{ action }}: {{ count }}</span>
+                {% empty %}
+                    <span class="text-muted">No activity in current view.</span>
+                {% endfor %}
+            </div>
+
+            {% include 'core/_activity_feed.html' %}
+
+            <!-- Activity Feed Pagination -->
+            <nav aria-label="Activity Feed Pagination">
+                <ul class="pagination justify-content-center">
+                    {% if activity_logs.has_previous %}
+                        <li class="page-item"><a class="page-link" href="?{% query_string request activity_page=1 %}" aria-label="First Page of Activity Feed">
+                            <span aria-hidden="true">&laquo;&laquo;</span>
+                        </a></li>
+                        <li class="page-item"><a class="page-link" href="?{% query_string request activity_page=activity_logs.previous_page_number %}" aria-label="Previous Page of Activity Feed">
+                            <span aria-hidden="true">&laquo;</span>
+                        </a></li>
+                    {% else %}
+                        <li class="page-item disabled"><a class="page-link" href="#" aria-label="First Page of Activity Feed">
+                            <span aria-hidden="true">&laquo;&laquo;</span>
+                        </a></li>
+                        <li class="page-item disabled"><a class="page-link" href="#" aria-label="Previous Page of Activity Feed">
+                            <span aria-hidden="true">&laquo;</span>
+                        </a></li>
+                    {% endif %}
+
+                    <li class="page-item active"><a class="page-link bg-primary text-white" href="#">{{ activity_logs.number }}</a></li>
+
+                    {% if activity_logs.has_next %}
+                        <li class="page-item"><a class="page-link" href="?{% query_string request activity_page=activity_logs.next_page_number %}" aria-label="Next Page of Activity Feed">
+                            <span aria-hidden="true">&raquo;</span>
+                        </a></li>
+                        <li class="page-item"><a class="page-link" href="?{% query_string request activity_page=activity_paginator.num_pages %}" aria-label="Last Page of Activity Feed">
+                            <span aria-hidden="true">&raquo;&raquo;</span>
+                        </a></li>
+                    {% else %}
+                        <li class="page-item disabled"><a class="page-link" href="#" aria-label="Next Page of Activity Feed">
+                            <span aria-hidden="true">&raquo;</span>
+                        </a></li>
+                        <li class="page-item disabled"><a class="page-link" href="#" aria-label="Last Page of Activity Feed">
+                            <span aria-hidden="true">&raquo;&raquo;</span>
+                        </a></li>
+                    {% endif %}
+                </ul>
+            </nav>
+            <div class="text-center">
+                <span class="text-muted">Page {{ activity_logs.number }} of {{ activity_paginator.num_pages }}</span>
+                <div class="d-inline-block ms-3">
+                    <form method="get" class="form-inline">
+                        <input type="hidden" name="q" value="{{ query }}">
+                        <input type="hidden" name="status" value="{{ selected_status }}">
+                        <input type="hidden" name="owner" value="{{ selected_owner }}">
+                        <input type="hidden" name="show_deleted" value="{{ show_deleted }}">
+                        <input type="hidden" name="activity_user" value="{{ selected_activity_user }}">
+                        <input type="hidden" name="activity_action" value="{{ selected_activity_action }}">
+                        <input type="hidden" name="activity_date_range" value="{{ selected_activity_date_range }}">
+                        <input type="number" name="activity_page" min="1" max="{{ activity_paginator.num_pages }}" placeholder="Page" class="form-control form-control-sm d-inline-block" style="width: 80px;">
+                        <button type="submit" class="btn btn-sm btn-primary">Go</button>
+                    </form>
+                </div>
+            </div>
+        </div>
+    </div>
+
+    <!-- Page size selector -->
+    <div class="d-flex justify-content-between mb-3">
+        <div>
+            <span class="text-muted">Showing {{ page_obj.start_index }} - {{ page_obj.end_index }} of {{ customer_count }} customers — Page {{ page_obj.number }} of {{ paginator.num_pages }}</span>
+        </div>
+        <div>
+            <form method="get" class="form-inline">
+                <input type="hidden" name="q" value="{{ query }}">
+                <input type="hidden" name="status" value="{{ selected_status }}">
+                <input type="hidden" name="owner" value="{{ selected_owner }}">
+                <input type="hidden" name="show_deleted" value="{{ show_deleted }}">
+                <label for="page_size" class="mr-2">Show:</label>
+                <select name="page_size" id="page_size" class="form-control form-control-sm" onchange="this.form.submit()">
+                    <option value="10" {% if page_size == 10 %}selected{% endif %}>10</option>
+                    <option value="25" {% if page_size == 25 %}selected{% endif %}>25</option>
+                    <option value="50" {% if page_size == 50 %}selected{% endif %}>50</option>
+                    <option value="100" {% if page_size == 100 %}selected{% endif %}>100</option>
+                </select>
+            </form>
+        </div>
+    </div>
+
+        <form method="post" action="{% url 'customer_bulk_action' %}">
+        {% csrf_token %}
+        <div class="table-responsive">
+        <table class="table">
+            <thead>
+                <tr>
+                    <th><input type="checkbox" id="select-all"></th>
+                    <th>Name</th>
+                    <th>Email</th>
+                    <th>Phone</th>
+                    <th>Status</th>
+                    <th>Owner</th>
+                    <th>Last Contact</th>
+                    <th>Opportunities</th>
+                    <th>Actions</th>
+                </tr>
+            </thead>
+            <tbody>
+                {% for customer in page_obj %}
+                <tr data-customer-id="{{ customer.pk }}" class="{% if customer.pk in highlighted_customer_ids %}highlight-animation{% endif %}{% if is_filter_active and not customer.pk in highlighted_customer_ids %}highlight{% endif %}">
+                    <td><input type="checkbox" name="selected_customers" value="{{ customer.pk }}"></td>
+                    <td>{{ customer.name }}</td>
+                    <td>{{ customer.email }}</td>
+                    <td>{{ customer.phone }}</td>
+                    <td>{{ customer.get_status_display }}</td>
+                    <td>{{ customer.owner.email|default:"-" }}</td>
+                    <td>{{ customer.last_contact|date:"Y-m-d"|default:"-" }}</td>
+                    <td>{{ customer.opportunity_count }}</td>
+                    <td>
+                        <a href="{% url 'customer_detail' customer.pk %}" class="btn btn-sm btn-info mr-1">View</a>
+                        <a href="{% url 'customer_edit' customer.pk %}" class="btn btn-sm btn-warning mr-1">Edit</a>
+                        <a href="{% url 'customer_delete' customer.pk %}" class="btn btn-sm btn-danger">Delete</a>
+                    </td>
+                </tr>
+                {% empty %}
+                <tr>
+                    <td colspan="9">No customers found.</td>
+                </tr>
+                {% endfor %}
+            </tbody>
+        </table>
+        </div>
+        <button type="submit" name="action" value="restore" class="btn btn-success">Restore Selected</button>
+        <button type="submit" name="action" value="delete" class="btn btn-danger">Delete Selected</button>
+    </form>
+
+    <!-- Pagination -->
+    <nav aria-label="Customer Page navigation">
+        <ul class="pagination justify-content-center">
+            {% if page_obj.has_previous %}
+                <li class="page-item"><a class="page-link" href="?{% query_string request page=1 %}" aria-label="First">
+                    <span aria-hidden="true">&laquo;&laquo;</span>
+                </a></li>
+                <li class="page-item"><a class="page-link" href="?{% query_string request page=page_obj.previous_page_number %}" aria-label="Previous">
+                    <span aria-hidden="true">&laquo;</span>
+                </a></li>
+            {% else %}
+                <li class="page-item disabled"><a class="page-link" href="#" aria-label="First">
+                    <span aria-hidden="true">&laquo;&laquo;</span>
+                </a></li>
+                <li class="page-item disabled"><a class="page-link" href="#" aria-label="Previous">
+                    <span aria-hidden="true">&laquo;</span>
+                </a></li>
+            {% endif %}
+
+            <li class="page-item active"><a class="page-link bg-primary text-white" href="#">{{ page_obj.number }}</a></li>
+
+            {% if page_obj.has_next %}
+                <li class="page-item"><a class="page-link" href="?{% query_string request page=page_obj.next_page_number %}" aria-label="Next">
+                    <span aria-hidden="true">&raquo;</span>
+                </a></li>
+                <li class="page-item"><a class="page-link" href="?{% query_string request page=paginator.num_pages %}" aria-label="Last">
+                    <span aria-hidden="true">&raquo;&raquo;</span>
+                </a></li>
+            {% else %}
+                <li class="page-item disabled"><a class="page-link" href="#" aria-label="Next">
+                    <span aria-hidden="true">&raquo;</span>
+                </a></li>
+                <li class="page-item disabled"><a class="page-link" href="#" aria-label="Last">
+                    <span aria-hidden="true">&raquo;&raquo;</span>
+                </a></li>
+            {% endif %}
+        </ul>
+    </nav>
+    <div class="text-center">
+        <span class="text-muted">Page {{ page_obj.number }} of {{ paginator.num_pages }}</span>
+        <div class="d-inline-block ms-3">
+            <form method="get" class="form-inline">
+                <input type="hidden" name="q" value="{{ query }}">
+                <input type="hidden" name="status" value="{{ selected_status }}">
+                <input type="hidden" name="owner" value="{{ selected_owner }}">
+                <input type="hidden" name="show_deleted" value="{{ show_deleted }}">
+                <input type="number" name="page" min="1" max="{{ paginator.num_pages }}" placeholder="Page" class="form-control form-control-sm d-inline-block" style="width: 80px;">
+                <button type="submit" class="btn btn-sm btn-primary">Go</button>
+            </form>
+        </div>
+    </div>
+</div>
+
+<style>
+    @keyframes fadeOutHighlight {
+        from {
+            background-color: #d4edda; /* Light green */
+        }
+        to {
+            background-color: transparent;
+        }
+    }
+
+    .highlight-animation {
+        animation: fadeOutHighlight 3s ease-in-out;
+    }
+
+    .highlight {
+        background-color: #f8f9fa; /* A light grey for filtered results */
+    }
+</style>
+
+<script>
+document.getElementById('select-all').onclick = function() {
+    var checkboxes = document.getElementsByName('selected_customers');
+    for (var checkbox of checkboxes) {
+        checkbox.checked = this.checked;
+    }
+}
+
+<div id="undo-container" class="alert alert-warning d-none">
+    <span id="undo-message"></span>
+    <a href="#" id="undo-link">Undo</a>
+    <span id="undo-countdown"></span>
+</div>
+
+<script>
+function startUndoCountdown(timeout, undoUrl) {
+    const undoContainer = document.getElementById('undo-container');
+    const undoMessage = document.getElementById('undo-message');
+    const undoLink = document.getElementById('undo-link');
+    const undoCountdown = document.getElementById('undo-countdown');
+
+    undoMessage.textContent = 'Action successful.';
+    undoLink.href = undoUrl;
+    undoContainer.classList.remove('d-none');
+
+    let timeLeft = timeout;
+    undoCountdown.textContent = ` (Undo available for ${timeLeft} seconds)`;
+
+    const timer = setInterval(() => {
+        timeLeft--;
+        undoCountdown.textContent = ` (Undo available for ${timeLeft} seconds)`;
+        if (timeLeft <= 0) {
+            clearInterval(timer);
+            undoContainer.classList.add('d-none');
+        }
+    }, 1000);
+
+    setTimeout(() => {
+        clearInterval(timer);
+        undoContainer.classList.add('d-none');
+    }, timeout * 1000);
+}
+
+{% if messages %}
+    {% for message in messages %}
+        try {
+            const data = JSON.parse('{{ message|escapejs }}');
+            if (data.undo_url) {
+                startUndoCountdown({{ undo_timeout }}, data.undo_url);
+            } else {
+                Swal.fire({
+                    toast: true,
+                    position: '{{ toast_position|default:"top-end" }}',
+                    icon: data.icon || 'success',
+                    title: data.message,
+                    showConfirmButton: false,
+                    timer: 3000,
+                    timerProgressBar: true
+                });
+            }
+        } catch (e) {
+            // Not a JSON message, treat as plain text
+            Swal.fire({
+                toast: true,
+                position: '{{ toast_position|default:"top-end" }}',
+                icon: 'success',
+                title: '{{ message|safe }}',
+                showConfirmButton: false,
+                timer: 3000,
+                timerProgressBar: true
+            });
+        }
+    {% endfor %}
+{% endif %}
+</script>
+<script>
+    flatpickr("input[name='activity_date_range']", {
+        mode: "range",
+        dateFormat: "Y-m-d",
+        defaultDate: "{{ selected_activity_date_range }}"
+    });
+
+    function setDateRange(range) {
+        const dateRangeInput = document.querySelector("input[name='activity_date_range']");
+        const today = new Date();
+        let startDate = new Date();
+        const endDate = new Date().toISOString().slice(0, 10);
+
+        if (range === 'today') {
+            startDate.setDate(today.getDate());
+        } else if (range === '7days') {
+            startDate.setDate(today.getDate() - 7);
+        } else if (range === '30days') {
+            startDate.setDate(today.getDate() - 30);
+        }
+        
+        const startDateStr = startDate.toISOString().slice(0, 10);
+        
+        const fp = flatpickr(dateRangeInput, {
+            mode: "range",
+            dateFormat: "Y-m-d",
+        });
+        fp.setDate([startDateStr, endDate]);
+    }
+
+    document.addEventListener('keydown', function(event) {
+        if (event.key === 'ArrowLeft') {
+            const prevLink = document.querySelector('a[aria-label="Previous Page of Activity Feed"]');
+            if (prevLink) {
+                prevLink.click();
+            }
+        } else if (event.key === 'ArrowRight') {
+            const nextLink = document.querySelector('a[aria-label="Next Page of Activity Feed"]');
+            if (nextLink) {
+                nextLink.click();
+            }
+        }
+    });
+
+    document.addEventListener('keydown', function(event) {
+        if (event.key === 'ArrowLeft') {
+            const prevLink = document.querySelector('a[aria-label="Previous"]');
+            if (prevLink) {
+                prevLink.click();
+            }
+        } else if (event.key === 'ArrowRight') {
+            const nextLink = document.querySelector('a[aria-label="Next"]');
+            if (nextLink) {
+                nextLink.click();
+            }
+        }
+    });
+</script>
+<script>
+    var tooltipTriggerList = [].slice.call(document.querySelectorAll('[data-bs-toggle="tooltip"]'))
+    var tooltipList = tooltipTriggerList.map(function (tooltipTriggerEl) {
+        return new bootstrap.Tooltip(tooltipTriggerEl)
+    })
+</script>
+{% endblock %}

core/templates/core/index.html

@@ -1,154 +1,56 @@
 {% extends "base.html" %}
+{% load static %}
 
-{% block title %}{{ project_name }}{% endblock %}
+{% block title %}Autonomous CRM & AI Agents{% endblock %}
 
 {% block head %}
-{% if project_description %}
-<meta name="description" content="{{ project_description }}">
-<meta property="og:description" content="{{ project_description }}">
-<meta property="twitter:description" content="{{ project_description }}">
-{% endif %}
-{% if project_image_url %}
-<meta property="og:image" content="{{ project_image_url }}">
-<meta property="twitter:image" content="{{ project_image_url }}">
-{% endif %}
-<link rel="preconnect" href="https://fonts.googleapis.com">
-<link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
-<link href="https://fonts.googleapis.com/css2?family=Inter:wght@400;700&display=swap" rel="stylesheet">
-<style>
-  :root {
-    --bg-color-start: #6a11cb;
-    --bg-color-end: #2575fc;
-    --text-color: #ffffff;
-    --card-bg-color: rgba(255, 255, 255, 0.01);
-    --card-border-color: rgba(255, 255, 255, 0.1);
-  }
-
-  * {
-    box-sizing: border-box;
-  }
-
-  body {
-    margin: 0;
-    font-family: 'Inter', sans-serif;
-    background: linear-gradient(45deg, var(--bg-color-start), var(--bg-color-end));
-    color: var(--text-color);
-    display: flex;
-    justify-content: center;
-    align-items: center;
-    min-height: 100vh;
-    text-align: center;
-    overflow: hidden;
-    position: relative;
-  }
-
-  body::before {
-    content: '';
-    position: absolute;
-    inset: 0;
-    background-image: url("data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' width='100' height='100' viewBox='0 0 100 100'><path d='M-10 10L110 10M10 -10L10 110' stroke-width='1' stroke='rgba(255,255,255,0.05)'/></svg>");
-    animation: bg-pan 20s linear infinite;
-    z-index: -1;
-  }
-
-  @keyframes bg-pan {
-    0% {
-      background-position: 0% 0%;
-    }
-
-    100% {
-      background-position: 100% 100%;
-    }
-  }
-
-  main {
-    padding: 2rem;
-  }
-
-  .card {
-    background: var(--card-bg-color);
-    border: 1px solid var(--card-border-color);
-    border-radius: 16px;
-    padding: 2.5rem 2rem;
-    backdrop-filter: blur(20px);
-    -webkit-backdrop-filter: blur(20px);
-    box-shadow: 0 12px 36px rgba(0, 0, 0, 0.25);
-  }
-
-  h1 {
-    font-size: clamp(2.2rem, 3vw + 1.2rem, 3.2rem);
-    font-weight: 700;
-    margin: 0 0 1.2rem;
-    letter-spacing: -0.02em;
-  }
-
-  p {
-    margin: 0.5rem 0;
-    font-size: 1.1rem;
-    opacity: 0.92;
-  }
-
-  .loader {
-    margin: 1.5rem auto;
-    width: 56px;
-    height: 56px;
-    border: 4px solid rgba(255, 255, 255, 0.25);
-    border-top-color: #fff;
-    border-radius: 50%;
-    animation: spin 1s linear infinite;
-  }
-
-  @keyframes spin {
-    to {
-      transform: rotate(360deg);
-    }
-  }
-
-  .runtime code {
-    background: rgba(0, 0, 0, 0.25);
-    padding: 0.15rem 0.45rem;
-    border-radius: 4px;
-    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
-  }
-
-  .sr-only {
-    position: absolute;
-    width: 1px;
-    height: 1px;
-    padding: 0;
-    margin: -1px;
-    overflow: hidden;
-    clip: rect(0, 0, 0, 0);
-    border: 0;
-  }
-
-  footer {
-    position: absolute;
-    bottom: 1rem;
-    width: 100%;
-    text-align: center;
-    font-size: 0.85rem;
-    opacity: 0.75;
-  }
-</style>
+<meta name="description" content="The future of customer relationship management with autonomous AI agents for sales, support, and appointment setting.">
 {% endblock %}
 
 {% block content %}
 <main>
-  <div class="card">
-    <h1>Analyzing your requirements and generating your app…</h1>
-    <div class="loader" role="status" aria-live="polite" aria-label="Applying initial changes">
-      <span class="sr-only">Loading…</span>
-    </div>
-    <p class="hint">AppWizzy AI is collecting your requirements and applying the first changes.</p>
-    <p class="hint">This page will refresh automatically as the plan is implemented.</p>
-    <p class="runtime">
-      Runtime: Django <code>{{ django_version }}</code> · Python <code>{{ python_version }}</code>
-      — UTC <code>{{ current_time|date:"Y-m-d H:i:s" }}</code>
-    </p>
-  </div>
+    <header class="hero text-center text-white">
+        <div class="container hero-content">
+            <h1 class="display-4">The Autonomous CRM Platform</h1>
+            <p class="lead">Supercharge your business with AI agents for sales, support, and scheduling that work for you 24/7.</p>
+            <a href="#" class="btn btn-primary btn-lg">Get Started Now</a>
+        </div>
+    </header>
+
+    <section class="py-5">
+        <div class="container text-center">
+            <h2 class="mb-4">Core Features</h2>
+            <div class="row">
+                <div class="col-md-4 mb-4">
+                    <div class="card h-100">
+                        <div class="card-body">
+                            <h5 class="card-title">AI Sales Agent</h5>
+                            <p class="card-text">Automatically nurtures leads, scores prospects, and closes deals.</p>
+                        </div>
+                    </div>
+                </div>
+                <div class="col-md-4 mb-4">
+                    <div class="card h-100">
+                        <div class="card-body">
+                            <h5 class="card-title">AI Support Agent</h5>
+                            <p class="card-text">Resolves customer tickets instantly with a fully contextual knowledge base.</p>
+                        </div>
+                    </div>
+                </div>
+                <div class="col-md-4 mb-4">
+                    <div class="card h-100">
+                        <div class="card-body">
+                            <h5 class="card-title">AI Appointment Setter</h5>
+                            <p class="card-text">Schedules and confirms meetings seamlessly across all your calendars.</p>
+                        </div>
+                    </div>
+                </div>
+            </div>
+        </div>
+    </section>
 </main>
-<footer>
-  Page updated: {{ current_time|date:"Y-m-d H:i:s" }} (UTC)
+
+<footer class="text-center py-4" style="background-color: var(--bs-body-bg);">
+    <p class="mb-0">&copy; {% now "Y" %} Your Company. All Rights Reserved.</p>
 </footer>
 {% endblock %}

core/templates/core/opportunity_confirm_delete.html

@@ -0,0 +1,13 @@
+{% extends 'base.html' %}
+
+{% block content %}
+<div class="container mt-5">
+    <h1>Delete Opportunity</h1>
+    <p>Are you sure you want to delete the opportunity "{{ object.name }}"?</p>
+    <form method="post">
+        {% csrf_token %}
+        <button type="submit" class="btn btn-danger">Delete</button>
+        <a href="{% url 'opportunities:opportunity_detail' object.pk %}" class="btn btn-secondary">Cancel</a>
+    </form>
+</div>
+{% endblock %}

core/templates/core/opportunity_detail.html

@@ -0,0 +1,49 @@
+{% extends 'base.html' %}
+
+{% block content %}
+<div class="container mt-5">
+    <div class="d-flex justify-content-between align-items-center mb-3">
+        <h1>{{ opportunity.name }}</h1>
+        <div>
+            <a href="{% url 'opportunities:opportunity_update' opportunity.pk %}" class="btn btn-warning">Edit</a>
+            <a href="{% url 'opportunities:opportunity_delete' opportunity.pk %}" class="btn btn-danger">Delete</a>
+        </div>
+    </div>
+
+    <div class="card">
+        <div class="card-body">
+            <h5 class="card-title">Opportunity Details</h5>
+            <table class="table">
+                <tr>
+                    <th>Lead</th>
+                    <td>{{ opportunity.lead.customer.name }}</td>
+                </tr>
+                <tr>
+                    <th>Stage</th>
+                    <td>{{ opportunity.get_stage_display }}</td>
+                </tr>
+                <tr>
+                    <th>Value</th>
+                    <td>${{ opportunity.value|default:0 }}</td>
+                </tr>
+                <tr>
+                    <th>Probability</th>
+                    <td>{{ opportunity.probability|default:0 }}%</td>
+                </tr>
+                <tr>
+                    <th>Close Date</th>
+                    <td>{{ opportunity.close_date|date:"Y-m-d" }}</td>
+                </tr>
+                <tr>
+                    <th>Created By</th>
+                    <td>{{ opportunity.created_by.email }}</td>
+                </tr>
+                <tr>
+                    <th>Created At</th>
+                    <td>{{ opportunity.created_at|date:"Y-m-d H:i" }}</td>
+                </tr>
+            </table>
+        </div>
+    </div>
+</div>
+{% endblock %}

core/templates/core/opportunity_form.html

@@ -0,0 +1,35 @@
+{% extends 'base.html' %}
+
+{% block content %}
+<div class="container mt-5">
+    <h1>{% if object %}Edit Opportunity{% else %}Create Opportunity{% endif %}</h1>
+    <form method="post">
+        {% csrf_token %}
+        <div class="mb-3">
+            <label for="id_name" class="form-label">Name</label>
+            {{ form.name }}
+        </div>
+        <div class="mb-3">
+            <label for="id_lead" class="form-label">Lead</label>
+            {{ form.lead }}
+        </div>
+        <div class="mb-3">
+            <label for="id_value" class="form-label">Value</label>
+            {{ form.value }}
+        </div>
+        <div class="mb-3">
+            <label for="id_stage" class="form-label">Stage</label>
+            {{ form.stage }}
+        </div>
+        <div class="mb-3">
+            <label for="id_probability" class="form-label">Probability</label>
+            {{ form.probability }}
+        </div>
+        <div class="mb-3">
+            <label for="id_close_date" class="form-label">Close Date</label>
+            {{ form.close_date }}
+        </div>
+        <button type="submit" class="btn btn-primary">{% if object %}Update{% else %}Create{% endif %}</button>
+    </form>
+</div>
+{% endblock %}

core/templates/core/opportunity_list.html

@@ -0,0 +1,39 @@
+{% extends 'base.html' %}
+
+{% block content %}
+<div class="container mt-5">
+    <h1>Opportunities</h1>
+    <a href="{% url 'opportunities:opportunity_create' %}" class="btn btn-primary mb-3">Create Opportunity</a>
+    <table class="table">
+        <thead>
+            <tr>
+                <th>Name</th>
+                <th>Lead</th>
+                <th>Stage</th>
+                <th>Value</th>
+                <th>Close Date</th>
+                <th>Actions</th>
+            </tr>
+        </thead>
+        <tbody>
+            {% for opportunity in opportunities %}
+            <tr>
+                <td><a href="{% url 'opportunities:opportunity_detail' opportunity.pk %}">{{ opportunity.name }}</a></td>
+                <td>{{ opportunity.lead.customer.name }}</td>
+                <td>{{ opportunity.get_stage_display }}</td>
+                <td>${{ opportunity.value|default:0 }}</td>
+                <td>{{ opportunity.close_date|date:"Y-m-d" }}</td>
+                <td>
+                    <a href="{% url 'opportunities:opportunity_update' opportunity.pk %}" class="btn btn-sm btn-warning">Edit</a>
+                    <a href="{% url 'opportunities:opportunity_delete' opportunity.pk %}" class="btn btn-sm btn-danger">Delete</a>
+                </td>
+            </tr>
+            {% empty %}
+            <tr>
+                <td colspan="6">No opportunities found.</td>
+            </tr>
+            {% endfor %}
+        </tbody>
+    </table>
+</div>
+{% endblock %}

core/templatetags/query_string.py

@@ -0,0 +1,10 @@
+from django import template
+
+register = template.Library()
+
+@register.simple_tag
+def query_string(request, **kwargs):
+    query_dict = request.GET.copy()
+    for key, value in kwargs.items():
+        query_dict[key] = value
+    return query_dict.urlencode()

core/urls.py

@@ -1,7 +1,16 @@
-from django.urls import path
+from django.urls import path, include
 
-from .views import home
+from .views import home, CustomerListView, CustomerDetailView, CustomerUpdateView, CustomerDeleteView, CustomerRestoreView, CustomerBulkActionView, CustomerBulkUndoView, CustomerUndoView
 
 urlpatterns = [
     path("", home, name="home"),
-]
+    path("customers/", CustomerListView.as_view(), name="customer-list"),
+    path('customers/<uuid:pk>/', CustomerDetailView.as_view(), name='customer_detail'),
+    path('customer/<uuid:pk>/edit/', CustomerUpdateView.as_view(), name='customer_edit'),
+    path('customer/<uuid:pk>/delete/', CustomerDeleteView.as_view(), name='customer_delete'),
+    path('customer/<uuid:pk>/restore/', CustomerRestoreView.as_view(), name='customer_restore'),
+    path('customers/bulk-action/', CustomerBulkActionView.as_view(), name='customer_bulk_action'),
+    path('customers/bulk-undo/', CustomerBulkUndoView.as_view(), name='customer_bulk_undo'),
+    path('customer/undo/', CustomerUndoView.as_view(), name='customer_undo'),
+    path('opportunities/', include('core.opportunity_urls', namespace='opportunities')),
+]

core/views.py

@@ -4,6 +4,8 @@ import platform
 from django import get_version as django_version
 from django.shortcuts import render
 from django.utils import timezone
+from django.views.generic import ListView
+from .models import Customer
 
 
 def home(request):
@@ -23,3 +25,510 @@ def home(request):
         "project_image_url": os.getenv("PROJECT_IMAGE_URL", ""),
     }
     return render(request, "core/index.html", context)
+
+
+def article_detail(request):
+    """Render the article detail screen."""
+    host_name = request.get_host().lower()
+    agent_brand = "AppWizzy" if host_name == "appwizzy.com" else "Flatlogic"
+    now = timezone.now()
+
+    context = {
+        "project_name": "New Style",
+        "agent_brand": agent_brand,
+        "django_version": django_version(),
+        "python_version": platform.python_version(),
+        "current_time": now,
+        "host_name": host_name,
+        "project_description": os.getenv("PROJECT_DESCRIPTION", ""),
+        "project_image__url": os.getenv("PROJECT_IMAGE_URL", ""),
+    }
+    return render(request, "core/article_detail.html", context)
+
+from django.conf import settings
+from django.core.paginator import Paginator
+from django.db.models import Q, Count, Subquery, OuterRef
+from .models import User, ContactHistory, Opportunity, ActivityLog
+from django.shortcuts import get_object_or_404
+from django.views import View
+
+class CustomerListView(ListView):
+    model = Customer
+    template_name = 'core/customer_list.html'
+    context_object_name = 'customers'
+    paginate_by = 25  # Default page size
+
+    def get_queryset(self):
+        queryset = super().get_queryset().select_related('owner')
+
+        # Filter persistence
+        if self.request.GET.get('clear_filters'):
+            for key in list(self.request.session.keys()):
+                if key.startswith('customer_list_filter_'):
+                    del self.request.session[key]
+
+        filter_params = {
+            'show_deleted': self.request.GET.get('show_deleted'),
+            'q': self.request.GET.get('q'),
+            'status': self.request.GET.get('status'),
+            'owner': self.request.GET.get('owner'),
+        }
+
+        for key, value in filter_params.items():
+            if value is not None:
+                self.request.session[f'customer_list_filter_{key}'] = value
+            else:
+                filter_params[key] = self.request.session.get(f'customer_list_filter_{key}')
+
+        # Filter by deletion status
+        if not filter_params['show_deleted']:
+            queryset = queryset.filter(is_deleted=False)
+
+        # Search
+        if filter_params['q']:
+            queryset = queryset.filter(
+                Q(name__icontains=filter_params['q']) |
+                Q(email__icontains=filter_params['q']) |
+                Q(id__icontains=filter_params['q'])
+            )
+
+        # Filter
+        if filter_params['status']:
+            queryset = queryset.filter(status=filter_params['status'])
+
+        if filter_params['owner']:
+            queryset = queryset.filter(owner_id=filter_params['owner'])
+
+        # Annotate with last contact and opportunity count
+        last_contact_subquery = ContactHistory.objects.filter(
+            customer=OuterRef('pk')
+        ).order_by('-created_at').values('created_at')[:1]
+
+        queryset = queryset.annotate(
+            last_contact=Subquery(last_contact_subquery),
+            opportunity_count=Count('opportunities', distinct=True)
+        ).order_by('name')
+
+        return queryset
+
+    def get_context_data(self, **kwargs):
+        context = super().get_context_data(**kwargs)
+        page_size = self.request.GET.get('page_size', self.paginate_by)
+        
+        paginator = Paginator(self.get_queryset(), page_size)
+        page_number = self.request.GET.get('page')
+        page_obj = paginator.get_page(page_number)
+        
+        context['page_obj'] = page_obj
+        context['page_size'] = int(page_size)
+        context['paginator'] = paginator
+        context['customer_count'] = paginator.count
+        context['statuses'] = Customer.STATUS_CHOICES
+        context['owners'] = User.objects.filter(is_staff=True) # Assuming staff are owners
+        
+        # Persist query params
+        context['query'] = self.request.session.get('customer_list_filter_q', '')
+        context['selected_status'] = self.request.session.get('customer_list_filter_status', '')
+        context['selected_owner'] = self.request.session.get('customer_list_filter_owner', '')
+        context['show_deleted'] = self.request.session.get('customer_list_filter_show_deleted', False)
+
+        is_filter_active = any([
+            self.request.session.get('customer_list_filter_q'),
+            self.request.session.get('customer_list_filter_status'),
+            self.request.session.get('customer_list_filter_owner'),
+            self.request.session.get('customer_list_filter_show_deleted'),
+            self.request.session.get('activity_feed_filter_activity_user'),
+            self.request.session.get('activity_feed_filter_activity_action'),
+            self.request.session.get('activity_feed_filter_activity_date_range'),
+        ])
+        context['is_filter_active'] = is_filter_active
+
+        highlighted_customer_ids = []
+        updated_customer_id = self.request.session.pop('updated_customer_id', None)
+        if updated_customer_id:
+            highlighted_customer_ids.append(updated_customer_id)
+
+        deleted_customer_id = self.request.session.pop('deleted_customer_id', None)
+        if deleted_customer_id:
+            highlighted_customer_ids.append(deleted_customer_id)
+
+        restored_customer_id = self.request.session.pop('restored_customer_id', None)
+        if restored_customer_id:
+            highlighted_customer_ids.append(restored_customer_id)
+
+        restored_customer_ids = self.request.session.pop('restored_customer_ids', None)
+        if restored_customer_ids:
+            highlighted_customer_ids.extend([int(cid) for cid in restored_customer_ids])
+
+        context['highlighted_customer_ids'] = highlighted_customer_ids
+
+        context['undo_timeout'] = settings.UNDO_TIMEOUT
+        context['toast_position'] = settings.TOAST_POSITION
+
+        # Activity feed filtering
+        if self.request.GET.get('clear_filters'):
+            for key in list(self.request.session.keys()):
+                if key.startswith('activity_feed_filter_'):
+                    del self.request.session[key]
+
+        activity_sort = self.request.GET.get('activity_sort', '-timestamp')
+        activity_page_size = self.request.GET.get('activity_page_size', 5)
+
+        activity_filter_params = {
+            'activity_user': self.request.GET.get('activity_user'),
+            'activity_action': self.request.GET.get('activity_action'),
+            'activity_date_range': self.request.GET.get('activity_date_range'),
+            'activity_sort': activity_sort,
+            'activity_page_size': activity_page_size,
+        }
+
+        for key, value in activity_filter_params.items():
+            if value is not None:
+                self.request.session[f'activity_feed_filter_{key}'] = value
+            else:
+                activity_filter_params[key] = self.request.session.get(f'activity_feed_filter_{key}')
+
+        activity_logs = ActivityLog.objects.select_related('actor').prefetch_related('content_object').all()
+        
+        if activity_filter_params['activity_user']:
+            activity_logs = activity_logs.filter(actor_id=activity_filter_params['activity_user'])
+
+        if activity_filter_params['activity_action']:
+            activity_logs = activity_logs.filter(action=activity_filter_params['activity_action'])
+
+        if activity_filter_params['activity_date_range']:
+            try:
+                start_date, end_date = activity_filter_params['activity_date_range'].split(' to ')
+                activity_logs = activity_logs.filter(timestamp__date__gte=start_date, timestamp__date__lte=end_date)
+            except ValueError:
+                # Handle cases where the date range is not in the expected format
+                pass
+
+        if activity_filter_params['activity_sort']:
+            sort_param = activity_filter_params['activity_sort']
+            if sort_param == 'actor':
+                activity_logs = activity_logs.order_by('actor__email')
+            elif sort_param == '-actor':
+                activity_logs = activity_logs.order_by('-actor__email')
+            else:
+                activity_logs = activity_logs.order_by(sort_param)
+
+        # Activity summary
+        activity_summary = activity_logs.values('action').annotate(count=Count('action'))
+        context['activity_summary'] = {item['action']: item['count'] for item in activity_summary}
+
+        # Paginate activity logs
+        activity_page_size = activity_filter_params.get('activity_page_size', 5)
+        activity_paginator = Paginator(activity_logs, activity_page_size)
+        activity_page_number = self.request.GET.get('activity_page')
+        activity_page_obj = activity_paginator.get_page(activity_page_number)
+
+        context['activity_logs'] = activity_page_obj
+        context['activity_paginator'] = activity_paginator
+        context['activity_log_count'] = activity_paginator.count
+        context['activity_page_size'] = int(activity_page_size)
+        
+        # Get users and actions for filter dropdowns
+        user_ids = ActivityLog.objects.values_list('actor_id', flat=True).distinct()
+        context['activity_users'] = User.objects.filter(id__in=user_ids)
+        context['activity_actions'] = ActivityLog.objects.values_list('action', flat=True).distinct()
+
+        context['selected_activity_user'] = self.request.session.get('activity_feed_filter_activity_user', '')
+        context['selected_activity_action'] = self.request.session.get('activity_feed_filter_activity_action', '')
+        context['selected_activity_date_range'] = self.request.session.get('activity_feed_filter_activity_date_range', '')
+        context['selected_activity_sort'] = self.request.session.get('activity_feed_filter_activity_sort', '-timestamp')
+
+        from datetime import timedelta
+        twenty_four_hours_ago = timezone.now() - timedelta(hours=24)
+        context['recent_activity_count'] = ActivityLog.objects.filter(timestamp__gte=twenty_four_hours_ago).count()
+
+        return context
+
+class CustomerDetailView(View):
+    template_name = "core/customer_detail.html"
+
+    def get(self, request, pk):
+        customer = get_object_or_404(
+            Customer.objects.select_related('owner', 'tenant')
+            .prefetch_related('opportunities', 'leads', 'contacthistory_set', 'notes'),
+            pk=pk
+        )
+        context = {
+            "customer": customer,
+            "opportunities": customer.opportunities.all(),
+            "leads": customer.leads.all(),
+            "contact_history": customer.contacthistory_set.all(),
+            "notes": customer.notes.all(),
+            "opportunity_count": customer.opportunities.count(),
+            "lead_count": customer.leads.count(),
+            "note_count": customer.notes.count(),
+        }
+        return render(request, self.template_name, context)
+
+from django.urls import reverse_lazy
+from django.http import HttpResponseRedirect
+from django.contrib import messages
+from django.views.generic import DetailView
+from django.views.generic.edit import CreateView, UpdateView, DeleteView
+from .forms import CustomerForm, OpportunityForm
+from django.forms.models import model_to_dict
+
+class CustomerUpdateView(UpdateView):
+    model = Customer
+    form_class = CustomerForm
+    template_name = 'core/customer_form.html'
+
+    def get_success_url(self):
+        return reverse_lazy('customer_list')
+
+    def form_valid(self, form):
+        # Capture previous state for changed fields only
+        previous_state = {key: str(getattr(self.object, key)) for key in form.changed_data}
+
+        response = super().form_valid(form)
+
+        # Capture new state for changed fields
+        changed_data = {key: {'old': previous_state[key], 'new': str(form.cleaned_data[key])} for key in form.changed_data}
+
+        if form.changed_data:
+            undo_data = {
+                'customer_id': self.object.pk,
+                'previous_state': previous_state,
+                'timestamp': timezone.now().isoformat(),
+                'session_key': self.request.session.session_key,
+                'action': 'update'
+            }
+            self.request.session['undo_data'] = undo_data
+            undo_url = reverse_lazy('customer_undo')
+            message = f'{{"message": "Customer updated successfully.", "undo_url": "{undo_url}"}}'
+            messages.success(self.request, message)
+
+        ActivityLog.objects.create(
+            actor=self.request.user,
+            action=f'updated a {self.object.__class__.__name__}',
+            content_object=self.object,
+            details=changed_data
+        )
+        return response
+
+    def form_invalid(self, form):
+        messages.error(self.request, 'Please correct the errors below.')
+        return super().form_invalid(form)
+
+
+class CustomerDeleteView(DeleteView):
+    model = Customer
+    template_name = 'core/customer_confirm_delete.html'
+    success_url = reverse_lazy('customer_list')
+
+    def form_valid(self, form):
+        self.object = self.get_object()
+        success_url = self.get_success_url()
+
+        # Store data required for restoration
+        previous_state = model_to_dict(self.object, fields=['name', 'email', 'phone', 'address', 'status', 'owner'])
+        # model_to_dict gives owner id, which is what we want.
+
+        undo_data = {
+            'customer_id': self.object.pk,
+            'previous_state': previous_state,
+            'timestamp': timezone.now().isoformat(),
+            'session_key': self.request.session.session_key,
+            'action': 'delete'
+        }
+        self.request.session['undo_data'] = undo_data
+
+        self.object.delete(user=self.request.user)
+
+        undo_url = reverse_lazy('customer_undo')
+        message = f'{{"message": "Customer deleted successfully.", "undo_url": "{undo_url}"}}'
+        messages.success(self.request, message)
+
+        return HttpResponseRedirect(success_url)
+
+
+class CustomerUndoView(View):
+    def get(self, request):
+        undo_data = request.session.get('undo_data')
+
+        if not undo_data or undo_data.get('session_key') != request.session.session_key:
+            messages.error(request, 'Invalid undo request.')
+            return HttpResponseRedirect(reverse_lazy('customer_list'))
+
+        try:
+            undo_timestamp = timezone.datetime.fromisoformat(undo_data['timestamp'])
+            if (timezone.now() - undo_timestamp).total_seconds() > settings.UNDO_TIMEOUT:
+                messages.error(request, 'The undo link has expired.')
+                request.session.pop('undo_data', None)
+                return HttpResponseRedirect(reverse_lazy('customer_list'))
+        except (ValueError, TypeError):
+            messages.error(request, 'Invalid undo timestamp.')
+            request.session.pop('undo_data', None)
+            return HttpResponseRedirect(reverse_lazy('customer_list'))
+
+
+        action = undo_data.get('action')
+        customer_id = undo_data.get('customer_id')
+        previous_state = undo_data.get('previous_state')
+
+        try:
+            if action == 'update':
+                customer = get_object_or_404(Customer, pk=customer_id)
+                for key, value in previous_state.items():
+                    # Handle foreign keys
+                    if key == 'owner' and value:
+                        value = get_object_or_404(User, pk=value)
+                    setattr(customer, key, value)
+                customer.save()
+                ActivityLog.objects.create(actor=request.user, action='undid update for', content_object=customer)
+                messages.success(request, '{"message": "Update undone successfully.", "icon": "success"}')
+                request.session['restored_customer_id'] = customer.pk
+
+            elif action == 'delete':
+                # Check if customer is already restored (e.g., from bulk restore)
+                if Customer.objects.filter(pk=customer_id, is_deleted=False).exists():
+                     messages.warning(request, 'Customer already restored.')
+                else:
+                    # If soft-deleted, restore it
+                    if Customer.objects.filter(pk=customer_id).exists():
+                        customer = Customer.objects.get(pk=customer_id)
+                        customer.restore(user=request.user)
+                    # If hard-deleted, recreate it
+                    else:
+                        owner_id = previous_state.pop('owner', None)
+                        if owner_id:
+                            previous_state['owner'] = get_object_or_404(User, pk=owner_id)
+                        customer = Customer.objects.create(pk=customer_id, **previous_state)
+
+                    ActivityLog.objects.create(actor=request.user, action='undid delete for', content_object=customer)
+                    messages.success(request, '{"message": "1 customer restored successfully.", "icon": "success"}')
+                    request.session['restored_customer_id'] = customer_id
+        
+        except Exception as e:
+            messages.error(request, f"An error occurred during undo: {e}")
+
+
+        request.session.pop('undo_data', None)
+        return HttpResponseRedirect(reverse_lazy('customer_list'))
+
+
+class CustomerRestoreView(View):
+    def get(self, request, pk):
+        customer = get_object_or_404(Customer, pk=pk)
+        customer.restore(user=request.user)
+        messages.success(request, '{"message": "1 customer restored successfully.", "icon": "success"}')
+        request.session['restored_customer_id'] = pk
+        return HttpResponseRedirect(reverse_lazy('customer_list'))
+
+class CustomerBulkActionView(View):
+    def post(self, request):
+        selected_customers = request.POST.getlist('selected_customers')
+        action = request.POST.get('action')
+
+        if action == 'restore':
+            restored_count = 0
+            restored_ids = []
+            for customer_id in selected_customers:
+                customer = get_object_or_404(Customer, pk=customer_id)
+                customer.restore(user=request.user)
+                restored_count += 1
+                restored_ids.append(customer_id)
+            if restored_count > 0:
+                messages.success(request, f'{{"message": "{{restored_count}} customers restored successfully.", "icon": "success"}}')
+                request.session['restored_customer_ids'] = restored_ids
+        
+        elif action == 'delete':
+            deleted_count = 0
+            deleted_ids = []
+            for customer_id in selected_customers:
+                customer = get_object_or_404(Customer, pk=customer_id)
+                customer.delete(user=request.user)
+                deleted_count += 1
+                deleted_ids.append(customer_id)
+            
+            if deleted_count > 0:
+                request.session['bulk_deleted_customer_ids'] = deleted_ids
+                undo_url = reverse_lazy('customer_bulk_undo')
+                message = f'{{"message": "{deleted_count} customers deleted successfully.", "undo_url": "{undo_url}"}}'
+                messages.success(self.request, message)
+
+        return HttpResponseRedirect(reverse_lazy('customer_list'))
+
+
+class CustomerBulkUndoView(View):
+    def get(self, request):
+        customer_ids = request.session.pop('bulk_deleted_customer_ids', [])
+        if customer_ids:
+            restored_count = 0
+            restored_ids = []
+            for customer_id in customer_ids:
+                customer = get_object_or_404(Customer, pk=customer_id)
+                customer.restore(user=request.user)
+                restored_count += 1
+                restored_ids.append(customer_id)
+            
+            if restored_count > 0:
+                messages.success(request, f'{{"message": "{{restored_count}} customers restored successfully.", "icon": "success"}}')
+                request.session['restored_customer_ids'] = restored_ids
+
+        return HttpResponseRedirect(reverse_lazy('customer_list'))
+
+
+
+
+class OpportunityListView(ListView):
+    model = Opportunity
+    template_name = 'core/opportunity_list.html'
+    context_object_name = 'opportunities'
+    paginate_by = 25
+
+    def get_queryset(self):
+        queryset = super().get_queryset().select_related('lead__customer', 'created_by').filter(is_deleted=False)
+        return queryset
+
+
+class OpportunityDetailView(DetailView):
+    model = Opportunity
+    template_name = 'core/opportunity_detail.html'
+    context_object_name = 'opportunity'
+
+
+class OpportunityCreateView(CreateView):
+    model = Opportunity
+    form_class = OpportunityForm
+    template_name = 'core/opportunity_form.html'
+
+    def get_success_url(self):
+        return reverse_lazy('opportunity_detail', kwargs={'pk': self.object.pk})
+
+    def form_valid(self, form):
+        form.instance.created_by = self.request.user
+        messages.success(self.request, 'Opportunity created successfully.')
+        return super().form_valid(form)
+
+
+class OpportunityUpdateView(UpdateView):
+    model = Opportunity
+    form_class = OpportunityForm
+    template_name = 'core/opportunity_form.html'
+
+    def get_success_url(self):
+        return reverse_lazy('opportunity_detail', kwargs={'pk': self.object.pk})
+
+    def form_valid(self, form):
+        form.instance.updated_by = self.request.user
+        messages.success(self.request, 'Opportunity updated successfully.')
+        return super().form_valid(form)
+
+
+class OpportunityDeleteView(DeleteView):
+    model = Opportunity
+    template_name = 'core/opportunity_confirm_delete.html'
+    success_url = reverse_lazy('opportunity_list')
+
+    def delete(self, request, *args, **kwargs):
+        self.object = self.get_object()
+        success_url = self.get_success_url()
+        self.object.delete(user=request.user)
+        messages.success(request, 'Opportunity deleted successfully.')
+        return HttpResponseRedirect(success_url)

requirements.txt

@@ -1,3 +1,4 @@
 Django==5.2.7
 mysqlclient==2.2.7
 python-dotenv==1.1.1
+Faker==26.0.0

static/admin/css/autocomplete.css

@@ -0,0 +1,279 @@
+select.admin-autocomplete {
+    width: 20em;
+}
+
+.select2-container--admin-autocomplete.select2-container {
+    min-height: 30px;
+}
+
+.select2-container--admin-autocomplete .select2-selection--single,
+.select2-container--admin-autocomplete .select2-selection--multiple {
+    min-height: 30px;
+    padding: 0;
+}
+
+.select2-container--admin-autocomplete.select2-container--focus .select2-selection,
+.select2-container--admin-autocomplete.select2-container--open .select2-selection {
+    border-color: var(--body-quiet-color);
+    min-height: 30px;
+}
+
+.select2-container--admin-autocomplete.select2-container--focus .select2-selection.select2-selection--single,
+.select2-container--admin-autocomplete.select2-container--open .select2-selection.select2-selection--single {
+    padding: 0;
+}
+
+.select2-container--admin-autocomplete.select2-container--focus .select2-selection.select2-selection--multiple,
+.select2-container--admin-autocomplete.select2-container--open .select2-selection.select2-selection--multiple {
+    padding: 0;
+}
+
+.select2-container--admin-autocomplete .select2-selection--single {
+    background-color: var(--body-bg);
+    border: 1px solid var(--border-color);
+    border-radius: 4px;
+}
+
+.select2-container--admin-autocomplete .select2-selection--single .select2-selection__rendered {
+    color: var(--body-fg);
+    line-height: 30px;
+}
+
+.select2-container--admin-autocomplete .select2-selection--single .select2-selection__clear {
+    cursor: pointer;
+    float: right;
+    font-weight: bold;
+}
+
+.select2-container--admin-autocomplete .select2-selection--single .select2-selection__placeholder {
+    color: var(--body-quiet-color);
+}
+
+.select2-container--admin-autocomplete .select2-selection--single .select2-selection__arrow {
+    height: 26px;
+    position: absolute;
+    top: 1px;
+    right: 1px;
+    width: 20px;
+}
+
+.select2-container--admin-autocomplete .select2-selection--single .select2-selection__arrow b {
+    border-color: #888 transparent transparent transparent;
+    border-style: solid;
+    border-width: 5px 4px 0 4px;
+    height: 0;
+    left: 50%;
+    margin-left: -4px;
+    margin-top: -2px;
+    position: absolute;
+    top: 50%;
+    width: 0;
+}
+
+.select2-container--admin-autocomplete[dir="rtl"] .select2-selection--single .select2-selection__clear {
+    float: left;
+}
+
+.select2-container--admin-autocomplete[dir="rtl"] .select2-selection--single .select2-selection__arrow {
+    left: 1px;
+    right: auto;
+}
+
+.select2-container--admin-autocomplete.select2-container--disabled .select2-selection--single {
+    background-color: var(--darkened-bg);
+    cursor: default;
+}
+
+.select2-container--admin-autocomplete.select2-container--disabled .select2-selection--single .select2-selection__clear {
+    display: none;
+}
+
+.select2-container--admin-autocomplete.select2-container--open .select2-selection--single .select2-selection__arrow b {
+    border-color: transparent transparent #888 transparent;
+    border-width: 0 4px 5px 4px;
+}
+
+.select2-container--admin-autocomplete .select2-selection--multiple {
+    background-color: var(--body-bg);
+    border: 1px solid var(--border-color);
+    border-radius: 4px;
+    cursor: text;
+}
+
+.select2-container--admin-autocomplete .select2-selection--multiple .select2-selection__rendered {
+    box-sizing: border-box;
+    list-style: none;
+    margin: 0;
+    padding: 0 10px 5px 5px;
+    width: 100%;
+    display: flex;
+    flex-wrap: wrap;
+}
+
+.select2-container--admin-autocomplete .select2-selection--multiple .select2-selection__rendered li {
+    list-style: none;
+}
+
+.select2-container--admin-autocomplete .select2-selection--multiple .select2-selection__placeholder {
+    color: var(--body-quiet-color);
+    margin-top: 5px;
+    float: left;
+}
+
+.select2-container--admin-autocomplete .select2-selection--multiple .select2-selection__clear {
+    cursor: pointer;
+    float: right;
+    font-weight: bold;
+    margin: 5px;
+    position: absolute;
+    right: 0;
+}
+
+.select2-container--admin-autocomplete .select2-selection--multiple .select2-selection__choice {
+    background-color: var(--darkened-bg);
+    border: 1px solid var(--border-color);
+    border-radius: 4px;
+    cursor: default;
+    float: left;
+    margin-right: 5px;
+    margin-top: 5px;
+    padding: 0 5px;
+}
+
+.select2-container--admin-autocomplete .select2-selection--multiple .select2-selection__choice__remove {
+    color: var(--body-quiet-color);
+    cursor: pointer;
+    display: inline-block;
+    font-weight: bold;
+    margin-right: 2px;
+}
+
+.select2-container--admin-autocomplete .select2-selection--multiple .select2-selection__choice__remove:hover {
+    color: var(--body-fg);
+}
+
+.select2-container--admin-autocomplete[dir="rtl"] .select2-selection--multiple .select2-selection__choice, .select2-container--admin-autocomplete[dir="rtl"] .select2-selection--multiple .select2-selection__placeholder, .select2-container--admin-autocomplete[dir="rtl"] .select2-selection--multiple .select2-search--inline {
+    float: right;
+}
+
+.select2-container--admin-autocomplete[dir="rtl"] .select2-selection--multiple .select2-selection__choice {
+    margin-left: 5px;
+    margin-right: auto;
+}
+
+.select2-container--admin-autocomplete[dir="rtl"] .select2-selection--multiple .select2-selection__choice__remove {
+    margin-left: 2px;
+    margin-right: auto;
+}
+
+.select2-container--admin-autocomplete.select2-container--focus .select2-selection--multiple {
+    border: solid var(--body-quiet-color) 1px;
+    outline: 0;
+}
+
+.select2-container--admin-autocomplete.select2-container--disabled .select2-selection--multiple {
+    background-color: var(--darkened-bg);
+    cursor: default;
+}
+
+.select2-container--admin-autocomplete.select2-container--disabled .select2-selection__choice__remove {
+    display: none;
+}
+
+.select2-container--admin-autocomplete.select2-container--open.select2-container--above .select2-selection--single, .select2-container--admin-autocomplete.select2-container--open.select2-container--above .select2-selection--multiple {
+    border-top-left-radius: 0;
+    border-top-right-radius: 0;
+}
+
+.select2-container--admin-autocomplete.select2-container--open.select2-container--below .select2-selection--single, .select2-container--admin-autocomplete.select2-container--open.select2-container--below .select2-selection--multiple {
+    border-bottom-left-radius: 0;
+    border-bottom-right-radius: 0;
+}
+
+.select2-container--admin-autocomplete .select2-search--dropdown {
+    background: var(--darkened-bg);
+}
+
+.select2-container--admin-autocomplete .select2-search--dropdown .select2-search__field {
+    background: var(--body-bg);
+    color: var(--body-fg);
+    border: 1px solid var(--border-color);
+    border-radius: 4px;
+}
+
+.select2-container--admin-autocomplete .select2-search--inline .select2-search__field {
+    background: transparent;
+    color: var(--body-fg);
+    border: none;
+    outline: 0;
+    box-shadow: none;
+    -webkit-appearance: textfield;
+}
+
+.select2-container--admin-autocomplete .select2-results > .select2-results__options {
+    max-height: 200px;
+    overflow-y: auto;
+    color: var(--body-fg);
+    background: var(--body-bg);
+}
+
+.select2-container--admin-autocomplete .select2-results__option[role=group] {
+    padding: 0;
+}
+
+.select2-container--admin-autocomplete .select2-results__option[aria-disabled=true] {
+    color: var(--body-quiet-color);
+}
+
+.select2-container--admin-autocomplete .select2-results__option[aria-selected=true] {
+    background-color: var(--selected-bg);
+    color: var(--body-fg);
+}
+
+.select2-container--admin-autocomplete .select2-results__option .select2-results__option {
+    padding-left: 1em;
+}
+
+.select2-container--admin-autocomplete .select2-results__option .select2-results__option .select2-results__group {
+    padding-left: 0;
+}
+
+.select2-container--admin-autocomplete .select2-results__option .select2-results__option .select2-results__option {
+    margin-left: -1em;
+    padding-left: 2em;
+}
+
+.select2-container--admin-autocomplete .select2-results__option .select2-results__option .select2-results__option .select2-results__option {
+    margin-left: -2em;
+    padding-left: 3em;
+}
+
+.select2-container--admin-autocomplete .select2-results__option .select2-results__option .select2-results__option .select2-results__option .select2-results__option {
+    margin-left: -3em;
+    padding-left: 4em;
+}
+
+.select2-container--admin-autocomplete .select2-results__option .select2-results__option .select2-results__option .select2-results__option .select2-results__option .select2-results__option {
+    margin-left: -4em;
+    padding-left: 5em;
+}
+
+.select2-container--admin-autocomplete .select2-results__option .select2-results__option .select2-results__option .select2-results__option .select2-results__option .select2-results__option .select2-results__option {
+    margin-left: -5em;
+    padding-left: 6em;
+}
+
+.select2-container--admin-autocomplete .select2-results__option--highlighted[aria-selected] {
+    background-color: var(--primary);
+    color: var(--primary-fg);
+}
+
+.select2-container--admin-autocomplete .select2-results__group {
+    cursor: default;
+    display: block;
+    padding: 6px;
+}
+
+.errors .select2-selection {
+    border: 1px solid var(--error-fg);
+}

static/admin/css/changelists.css

@@ -0,0 +1,343 @@
+/* CHANGELISTS */
+
+#changelist {
+    display: flex;
+    align-items: flex-start;
+    justify-content: space-between;
+}
+
+#changelist .changelist-form-container {
+    flex: 1 1 auto;
+    min-width: 0;
+}
+
+#changelist table {
+    width: 100%;
+}
+
+.change-list .hiddenfields { display:none; }
+
+.change-list .filtered table {
+    border-right: none;
+}
+
+.change-list .filtered {
+    min-height: 400px;
+}
+
+.change-list .filtered .results, .change-list .filtered .paginator,
+.filtered #toolbar, .filtered div.xfull {
+    width: auto;
+}
+
+.change-list .filtered table tbody th {
+    padding-right: 1em;
+}
+
+#changelist-form .results {
+    overflow-x: auto;
+    width: 100%;
+}
+
+#changelist .toplinks {
+    border-bottom: 1px solid var(--hairline-color);
+}
+
+#changelist .paginator {
+    color: var(--body-quiet-color);
+    border-bottom: 1px solid var(--hairline-color);
+    background: var(--body-bg);
+    overflow: hidden;
+}
+
+/* CHANGELIST TABLES */
+
+#changelist table thead th {
+    padding: 0;
+    white-space: nowrap;
+    vertical-align: middle;
+}
+
+#changelist table thead th.action-checkbox-column {
+    width: 1.5em;
+    text-align: center;
+}
+
+#changelist table tbody td.action-checkbox {
+    text-align: center;
+}
+
+#changelist table tfoot {
+    color: var(--body-quiet-color);
+}
+
+/* TOOLBAR */
+
+#toolbar {
+    padding: 8px 10px;
+    margin-bottom: 15px;
+    border-top: 1px solid var(--hairline-color);
+    border-bottom: 1px solid var(--hairline-color);
+    background: var(--darkened-bg);
+    color: var(--body-quiet-color);
+}
+
+#toolbar form input {
+    border-radius: 4px;
+    font-size: 0.875rem;
+    padding: 5px;
+    color: var(--body-fg);
+}
+
+#toolbar #searchbar {
+    height: 1.1875rem;
+    border: 1px solid var(--border-color);
+    padding: 2px 5px;
+    margin: 0;
+    vertical-align: top;
+    font-size: 0.8125rem;
+    max-width: 100%;
+}
+
+#toolbar #searchbar:focus {
+    border-color: var(--body-quiet-color);
+}
+
+#toolbar form input[type="submit"] {
+    border: 1px solid var(--border-color);
+    font-size: 0.8125rem;
+    padding: 4px 8px;
+    margin: 0;
+    vertical-align: middle;
+    background: var(--body-bg);
+    box-shadow: 0 -15px 20px -10px rgba(0, 0, 0, 0.15) inset;
+    cursor: pointer;
+    color: var(--body-fg);
+}
+
+#toolbar form input[type="submit"]:focus,
+#toolbar form input[type="submit"]:hover {
+    border-color: var(--body-quiet-color);
+}
+
+#changelist-search img {
+    vertical-align: middle;
+    margin-right: 4px;
+}
+
+#changelist-search .help {
+    word-break: break-word;
+}
+
+/* FILTER COLUMN */
+
+#changelist-filter {
+    flex: 0 0 240px;
+    order: 1;
+    background: var(--darkened-bg);
+    border-left: none;
+    margin: 0 0 0 30px;
+}
+
+@media (forced-colors: active) {
+  #changelist-filter {
+      border: 1px solid;
+  }
+}
+
+#changelist-filter h2 {
+    font-size: 0.875rem;
+    text-transform: uppercase;
+    letter-spacing: 0.5px;
+    padding: 5px 15px;
+    margin-bottom: 12px;
+    border-bottom: none;
+}
+
+#changelist-filter h3,
+#changelist-filter details summary {
+    font-weight: 400;
+    padding: 0 15px;
+    margin-bottom: 10px;
+}
+
+#changelist-filter details summary > * {
+    display: inline;
+}
+
+#changelist-filter details > summary {
+    list-style-type: none;
+}
+
+#changelist-filter details > summary::-webkit-details-marker {
+    display: none;
+}
+
+#changelist-filter details > summary::before {
+    content: '→';
+    font-weight: bold;
+    color: var(--link-hover-color);
+}
+
+#changelist-filter details[open] > summary::before {
+    content: '↓';
+}
+
+#changelist-filter ul {
+    margin: 5px 0;
+    padding: 0 15px 15px;
+    border-bottom: 1px solid var(--hairline-color);
+}
+
+#changelist-filter ul:last-child {
+    border-bottom: none;
+}
+
+#changelist-filter li {
+    list-style-type: none;
+    margin-left: 0;
+    padding-left: 0;
+}
+
+#changelist-filter a {
+    display: block;
+    color: var(--body-quiet-color);
+    word-break: break-word;
+}
+
+#changelist-filter li.selected {
+    border-left: 5px solid var(--hairline-color);
+    padding-left: 10px;
+    margin-left: -15px;
+}
+
+#changelist-filter li.selected a {
+    color: var(--link-selected-fg);
+}
+
+#changelist-filter a:focus, #changelist-filter a:hover,
+#changelist-filter li.selected a:focus,
+#changelist-filter li.selected a:hover {
+    color: var(--link-hover-color);
+}
+
+#changelist-filter #changelist-filter-extra-actions {
+    font-size: 0.8125rem;
+    margin-bottom: 10px;
+    border-bottom: 1px solid var(--hairline-color);
+}
+
+/* DATE DRILLDOWN */
+
+.change-list .toplinks {
+    display: flex;
+    padding-bottom: 5px;
+    flex-wrap: wrap;
+    gap: 3px 17px;
+    font-weight: bold;
+}
+
+.change-list .toplinks a {
+    font-size: 0.8125rem;
+}
+
+.change-list .toplinks .date-back {
+    color: var(--body-quiet-color);
+}
+
+.change-list .toplinks .date-back:focus,
+.change-list .toplinks .date-back:hover {
+    color: var(--link-hover-color);
+}
+
+/* ACTIONS */
+
+.filtered .actions {
+    border-right: none;
+}
+
+#changelist table input {
+    margin: 0;
+    vertical-align: baseline;
+}
+
+/* Once the :has() pseudo-class is supported by all browsers, the tr.selected
+   selector and the JS adding the class can be removed. */
+#changelist tbody tr.selected {
+    background-color: var(--selected-row);
+}
+
+#changelist tbody tr:has(.action-select:checked) {
+    background-color: var(--selected-row);
+}
+
+@media (forced-colors: active) {
+    #changelist tbody tr.selected {
+        background-color: SelectedItem;
+    }
+    #changelist tbody tr:has(.action-select:checked) {
+        background-color: SelectedItem;
+    }
+}
+
+#changelist .actions {
+    padding: 10px;
+    background: var(--body-bg);
+    border-top: none;
+    border-bottom: none;
+    line-height: 1.5rem;
+    color: var(--body-quiet-color);
+    width: 100%;
+}
+
+#changelist .actions span.all,
+#changelist .actions span.action-counter,
+#changelist .actions span.clear,
+#changelist .actions span.question {
+    font-size: 0.8125rem;
+    margin: 0 0.5em;
+}
+
+#changelist .actions:last-child {
+    border-bottom: none;
+}
+
+#changelist .actions select {
+    vertical-align: top;
+    height: 1.5rem;
+    color: var(--body-fg);
+    border: 1px solid var(--border-color);
+    border-radius: 4px;
+    font-size: 0.875rem;
+    padding: 0 0 0 4px;
+    margin: 0;
+    margin-left: 10px;
+}
+
+#changelist .actions select:focus {
+    border-color: var(--body-quiet-color);
+}
+
+#changelist .actions label {
+    display: inline-block;
+    vertical-align: middle;
+    font-size: 0.8125rem;
+}
+
+#changelist .actions .button {
+    font-size: 0.8125rem;
+    border: 1px solid var(--border-color);
+    border-radius: 4px;
+    background: var(--body-bg);
+    box-shadow: 0 -15px 20px -10px rgba(0, 0, 0, 0.15) inset;
+    cursor: pointer;
+    height: 1.5rem;
+    line-height: 1;
+    padding: 4px 8px;
+    margin: 0;
+    color: var(--body-fg);
+}
+
+#changelist .actions .button:focus, #changelist .actions .button:hover {
+    border-color: var(--body-quiet-color);
+}

static/admin/css/dark_mode.css

@@ -0,0 +1,130 @@
+@media (prefers-color-scheme: dark) {
+    :root {
+      --primary: #264b5d;
+      --primary-fg: #f7f7f7;
+  
+      --body-fg: #eeeeee;
+      --body-bg: #121212;
+      --body-quiet-color: #d0d0d0;
+      --body-medium-color: #e0e0e0;
+      --body-loud-color: #ffffff;
+  
+      --breadcrumbs-link-fg: #e0e0e0;
+      --breadcrumbs-bg: var(--primary);
+  
+      --link-fg: #81d4fa;
+      --link-hover-color: #4ac1f7;
+      --link-selected-fg: #6f94c6;
+  
+      --hairline-color: #272727;
+      --border-color: #353535;
+  
+      --error-fg: #e35f5f;
+      --message-success-bg: #006b1b;
+      --message-warning-bg: #583305;
+      --message-error-bg: #570808;
+  
+      --darkened-bg: #212121;
+      --selected-bg: #1b1b1b;
+      --selected-row: #00363a;
+  
+      --close-button-bg: #333333;
+      --close-button-hover-bg: #666666;
+
+      color-scheme: dark;
+    }
+  }
+
+
+html[data-theme="dark"] {
+    --primary: #264b5d;
+    --primary-fg: #f7f7f7;
+
+    --body-fg: #eeeeee;
+    --body-bg: #121212;
+    --body-quiet-color: #d0d0d0;
+    --body-medium-color: #e0e0e0;
+    --body-loud-color: #ffffff;
+
+    --breadcrumbs-link-fg: #e0e0e0;
+    --breadcrumbs-bg: var(--primary);
+
+    --link-fg: #81d4fa;
+    --link-hover-color: #4ac1f7;
+    --link-selected-fg: #6f94c6;
+
+    --hairline-color: #272727;
+    --border-color: #353535;
+
+    --error-fg: #e35f5f;
+    --message-success-bg: #006b1b;
+    --message-warning-bg: #583305;
+    --message-error-bg: #570808;
+
+    --darkened-bg: #212121;
+    --selected-bg: #1b1b1b;
+    --selected-row: #00363a;
+
+    --close-button-bg: #333333;
+    --close-button-hover-bg: #666666;
+
+    color-scheme: dark;
+}
+
+/* THEME SWITCH */
+.theme-toggle {
+    cursor: pointer;
+    border: none;
+    padding: 0;
+    background: transparent;
+    vertical-align: middle;
+    margin-inline-start: 5px;
+    margin-top: -1px;
+}
+
+.theme-toggle svg {
+    vertical-align: middle;
+    height: 1.5rem;
+    width: 1.5rem;
+    display: none;
+}
+
+/*
+Fully hide screen reader text so we only show the one matching the current
+theme.
+*/
+.theme-toggle .visually-hidden {
+    display: none;
+}
+
+html[data-theme="auto"] .theme-toggle .theme-label-when-auto {
+    display: block;
+}
+
+html[data-theme="dark"] .theme-toggle .theme-label-when-dark {
+    display: block;
+}
+
+html[data-theme="light"] .theme-toggle .theme-label-when-light {
+    display: block;
+}
+
+/* ICONS */
+.theme-toggle svg.theme-icon-when-auto,
+.theme-toggle svg.theme-icon-when-dark,
+.theme-toggle svg.theme-icon-when-light {
+    fill: var(--header-link-color);
+    color: var(--header-bg);
+}
+
+html[data-theme="auto"] .theme-toggle svg.theme-icon-when-auto {
+    display: block;
+}
+
+html[data-theme="dark"] .theme-toggle svg.theme-icon-when-dark {
+    display: block;
+}
+
+html[data-theme="light"] .theme-toggle svg.theme-icon-when-light {
+    display: block;
+}

static/admin/css/dashboard.css

@@ -0,0 +1,29 @@
+/* DASHBOARD */
+.dashboard td, .dashboard th {
+    word-break: break-word;
+}
+
+.dashboard .module table th {
+    width: 100%;
+}
+
+.dashboard .module table td {
+    white-space: nowrap;
+}
+
+.dashboard .module table td a {
+    display: block;
+    padding-right: .6em;
+}
+
+/* RECENT ACTIONS MODULE */
+
+.module ul.actionlist {
+    margin-left: 0;
+}
+
+ul.actionlist li {
+    list-style-type: none;
+    overflow: hidden;
+    text-overflow: ellipsis;
+}

static/admin/css/forms.css

@@ -0,0 +1,498 @@
+@import url('widgets.css');
+
+/* FORM ROWS */
+
+.form-row {
+    overflow: hidden;
+    padding: 10px;
+    font-size: 0.8125rem;
+    border-bottom: 1px solid var(--hairline-color);
+}
+
+.form-row img, .form-row input {
+    vertical-align: middle;
+}
+
+.form-row label input[type="checkbox"] {
+    margin-top: 0;
+    vertical-align: 0;
+}
+
+form .form-row p {
+    padding-left: 0;
+}
+
+.flex-container {
+    display: flex;
+}
+
+.form-multiline {
+    flex-wrap: wrap;
+}
+
+.form-multiline > div {
+    padding-bottom: 10px;
+}
+
+/* FORM LABELS */
+
+label {
+    font-weight: normal;
+    color: var(--body-quiet-color);
+    font-size: 0.8125rem;
+}
+
+.required label, label.required {
+    font-weight: bold;
+}
+
+/* RADIO BUTTONS */
+
+form div.radiolist div {
+    padding-right: 7px;
+}
+
+form div.radiolist.inline div {
+    display: inline-block;
+}
+
+form div.radiolist label {
+    width: auto;
+}
+
+form div.radiolist input[type="radio"] {
+    margin: -2px 4px 0 0;
+    padding: 0;
+}
+
+form ul.inline {
+    margin-left: 0;
+    padding: 0;
+}
+
+form ul.inline li {
+    float: left;
+    padding-right: 7px;
+}
+
+/* FIELDSETS */
+
+fieldset .fieldset-heading,
+fieldset .inline-heading,
+:not(.inline-related) .collapse summary {
+    border: 1px solid var(--header-bg);
+    margin: 0;
+    padding: 8px;
+    font-weight: 400;
+    font-size: 0.8125rem;
+    background: var(--header-bg);
+    color: var(--header-link-color);
+}
+
+/* ALIGNED FIELDSETS */
+
+.aligned label {
+    display: block;
+    padding: 4px 10px 0 0;
+    min-width: 160px;
+    width: 160px;
+    word-wrap: break-word;
+}
+
+.aligned label:not(.vCheckboxLabel):after {
+    content: '';
+    display: inline-block;
+    vertical-align: middle;
+}
+
+.aligned label + p, .aligned .checkbox-row + div.help, .aligned label + div.readonly {
+    padding: 6px 0;
+    margin-top: 0;
+    margin-bottom: 0;
+    margin-left: 0;
+    overflow-wrap: break-word;
+}
+
+.aligned ul label {
+    display: inline;
+    float: none;
+    width: auto;
+}
+
+.aligned .form-row input {
+    margin-bottom: 0;
+}
+
+.colMS .aligned .vLargeTextField, .colMS .aligned .vXMLLargeTextField {
+    width: 350px;
+}
+
+form .aligned ul {
+    margin-left: 160px;
+    padding-left: 10px;
+}
+
+form .aligned div.radiolist {
+    display: inline-block;
+    margin: 0;
+    padding: 0;
+}
+
+form .aligned p.help,
+form .aligned div.help {
+    margin-top: 0;
+    margin-left: 160px;
+    padding-left: 10px;
+}
+
+form .aligned p.date div.help.timezonewarning,
+form .aligned p.datetime div.help.timezonewarning,
+form .aligned p.time div.help.timezonewarning {
+    margin-left: 0;
+    padding-left: 0;
+    font-weight: normal;
+}
+
+form .aligned p.help:last-child,
+form .aligned div.help:last-child {
+    margin-bottom: 0;
+    padding-bottom: 0;
+}
+
+form .aligned input + p.help,
+form .aligned textarea + p.help,
+form .aligned select + p.help,
+form .aligned input + div.help,
+form .aligned textarea + div.help,
+form .aligned select + div.help {
+    margin-left: 160px;
+    padding-left: 10px;
+}
+
+form .aligned select option:checked {
+    background-color: var(--selected-row);
+}
+
+form .aligned ul li {
+    list-style: none;
+}
+
+form .aligned table p {
+    margin-left: 0;
+    padding-left: 0;
+}
+
+.aligned .vCheckboxLabel {
+    padding: 1px 0 0 5px;
+}
+
+.aligned .vCheckboxLabel + p.help,
+.aligned .vCheckboxLabel + div.help {
+    margin-top: -4px;
+}
+
+.colM .aligned .vLargeTextField, .colM .aligned .vXMLLargeTextField {
+    width: 610px;
+}
+
+fieldset .fieldBox {
+    margin-right: 20px;
+}
+
+/* WIDE FIELDSETS */
+
+.wide label {
+    width: 200px;
+}
+
+form .wide p.help,
+form .wide ul.errorlist,
+form .wide div.help {
+    padding-left: 50px;
+}
+
+form div.help ul {
+    padding-left: 0;
+    margin-left: 0;
+}
+
+.colM fieldset.wide .vLargeTextField, .colM fieldset.wide .vXMLLargeTextField {
+    width: 450px;
+}
+
+/* COLLAPSIBLE FIELDSETS */
+
+.collapse summary .fieldset-heading,
+.collapse summary .inline-heading {
+    background: transparent;
+    border: none;
+    color: currentColor;
+    display: inline;
+    margin: 0;
+    padding: 0;
+}
+
+/* MONOSPACE TEXTAREAS */
+
+fieldset.monospace textarea {
+    font-family: var(--font-family-monospace);
+}
+
+/* SUBMIT ROW */
+
+.submit-row {
+    padding: 12px 14px 12px;
+    margin: 0 0 20px;
+    background: var(--darkened-bg);
+    border: 1px solid var(--hairline-color);
+    border-radius: 4px;
+    overflow: hidden;
+    display: flex;
+    gap: 10px;
+    flex-wrap: wrap;
+}
+
+body.popup .submit-row {
+    overflow: auto;
+}
+
+.submit-row input {
+    height: 2.1875rem;
+    line-height: 0.9375rem;
+}
+
+.submit-row input, .submit-row a {
+    margin: 0;
+}
+
+.submit-row input.default {
+    text-transform: uppercase;
+}
+
+.submit-row a.deletelink {
+    margin-left: auto;
+}
+
+.submit-row a.deletelink {
+    display: block;
+    background: var(--delete-button-bg);
+    border-radius: 4px;
+    padding: 0.625rem 0.9375rem;
+    height: 0.9375rem;
+    line-height: 0.9375rem;
+    color: var(--button-fg);
+}
+
+.submit-row a.closelink {
+    display: inline-block;
+    background: var(--close-button-bg);
+    border-radius: 4px;
+    padding: 10px 15px;
+    height: 0.9375rem;
+    line-height: 0.9375rem;
+    color: var(--button-fg);
+}
+
+.submit-row a.deletelink:focus,
+.submit-row a.deletelink:hover,
+.submit-row a.deletelink:active {
+    background: var(--delete-button-hover-bg);
+    text-decoration: none;
+}
+
+.submit-row a.closelink:focus,
+.submit-row a.closelink:hover,
+.submit-row a.closelink:active {
+    background: var(--close-button-hover-bg);
+    text-decoration: none;
+}
+
+/* CUSTOM FORM FIELDS */
+
+.vSelectMultipleField {
+    vertical-align: top;
+}
+
+.vCheckboxField {
+    border: none;
+}
+
+.vDateField, .vTimeField {
+    margin-right: 2px;
+    margin-bottom: 4px;
+}
+
+.vDateField {
+    min-width: 6.85em;
+}
+
+.vTimeField {
+    min-width: 4.7em;
+}
+
+.vURLField {
+    width: 30em;
+}
+
+.vLargeTextField, .vXMLLargeTextField {
+    width: 48em;
+}
+
+.flatpages-flatpage #id_content {
+    height: 40.2em;
+}
+
+.module table .vPositiveSmallIntegerField {
+    width: 2.2em;
+}
+
+.vIntegerField {
+    width: 5em;
+}
+
+.vBigIntegerField {
+    width: 10em;
+}
+
+.vForeignKeyRawIdAdminField {
+    width: 5em;
+}
+
+.vTextField, .vUUIDField {
+    width: 20em;
+}
+
+/* INLINES */
+
+.inline-group {
+    padding: 0;
+    margin: 0 0 30px;
+}
+
+.inline-group thead th {
+    padding: 8px 10px;
+}
+
+.inline-group .aligned label {
+    width: 160px;
+}
+
+.inline-related {
+    position: relative;
+}
+
+.inline-related h4,
+.inline-related:not(.tabular) .collapse summary {
+    margin: 0;
+    color: var(--body-medium-color);
+    padding: 5px;
+    font-size: 0.8125rem;
+    background: var(--darkened-bg);
+    border: 1px solid var(--hairline-color);
+    border-left-color: var(--darkened-bg);
+    border-right-color: var(--darkened-bg);
+}
+
+.inline-related h3 span.delete {
+    float: right;
+}
+
+.inline-related h3 span.delete label {
+    margin-left: 2px;
+    font-size: 0.6875rem;
+}
+
+.inline-related fieldset {
+    margin: 0;
+    background: var(--body-bg);
+    border: none;
+    width: 100%;
+}
+
+.inline-group .tabular fieldset.module {
+    border: none;
+}
+
+.inline-related.tabular fieldset.module table {
+    width: 100%;
+    overflow-x: scroll;
+}
+
+.last-related fieldset {
+    border: none;
+}
+
+.inline-group .tabular tr.has_original td {
+    padding-top: 2em;
+}
+
+.inline-group .tabular tr td.original {
+    padding: 2px 0 0 0;
+    width: 0;
+    _position: relative;
+}
+
+.inline-group .tabular th.original {
+    width: 0px;
+    padding: 0;
+}
+
+.inline-group .tabular td.original p {
+    position: absolute;
+    left: 0;
+    height: 1.1em;
+    padding: 2px 9px;
+    overflow: hidden;
+    font-size: 0.5625rem;
+    font-weight: bold;
+    color: var(--body-quiet-color);
+    _width: 700px;
+}
+
+.inline-group div.add-row,
+.inline-group .tabular tr.add-row td {
+    color: var(--body-quiet-color);
+    background: var(--darkened-bg);
+    padding: 8px 10px;
+    border-bottom: 1px solid var(--hairline-color);
+}
+
+.inline-group .tabular tr.add-row td {
+    padding: 8px 10px;
+    border-bottom: 1px solid var(--hairline-color);
+}
+
+.inline-group div.add-row a,
+.inline-group .tabular tr.add-row td a {
+    font-size: 0.75rem;
+}
+
+.empty-form {
+    display: none;
+}
+
+/* RELATED FIELD ADD ONE / LOOKUP */
+
+.related-lookup {
+    margin-left: 5px;
+    display: inline-block;
+    vertical-align: middle;
+    background-repeat: no-repeat;
+    background-size: 14px;
+}
+
+.related-lookup {
+    width: 1rem;
+    height: 1rem;
+    background-image: url(../img/search.svg);
+}
+
+form .related-widget-wrapper ul {
+    display: inline-block;
+    margin-left: 0;
+    padding-left: 0;
+}
+
+.clearable-file-input input {
+    margin-top: 0;
+}

static/admin/css/login.css

@@ -0,0 +1,61 @@
+/* LOGIN FORM */
+
+.login {
+    background: var(--darkened-bg);
+    height: auto;
+}
+
+.login #header {
+    height: auto;
+    padding: 15px 16px;
+    justify-content: center;
+}
+
+.login #header h1 {
+    font-size: 1.125rem;
+    margin: 0;
+}
+
+.login #header h1 a {
+    color: var(--header-link-color);
+}
+
+.login #content {
+    padding: 20px;
+}
+
+.login #container {
+    background: var(--body-bg);
+    border: 1px solid var(--hairline-color);
+    border-radius: 4px;
+    overflow: hidden;
+    width: 28em;
+    min-width: 300px;
+    margin: 100px auto;
+    height: auto;
+}
+
+.login .form-row {
+    padding: 4px 0;
+}
+
+.login .form-row label {
+    display: block;
+    line-height: 2em;
+}
+
+.login .form-row #id_username, .login .form-row #id_password {
+    padding: 8px;
+    width: 100%;
+    box-sizing: border-box;
+}
+
+.login .submit-row {
+    padding: 1em 0 0 0;
+    margin: 0;
+    text-align: center;
+}
+
+.login .password-reset-link {
+    text-align: center;
+}

static/admin/css/nav_sidebar.css

@@ -0,0 +1,150 @@
+.sticky {
+    position: sticky;
+    top: 0;
+    max-height: 100vh;
+}
+
+.toggle-nav-sidebar {
+    z-index: 20;
+    left: 0;
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    flex: 0 0 23px;
+    width: 23px;
+    border: 0;
+    border-right: 1px solid var(--hairline-color);
+    background-color: var(--body-bg);
+    cursor: pointer;
+    font-size: 1.25rem;
+    color: var(--link-fg);
+    padding: 0;
+}
+
+[dir="rtl"] .toggle-nav-sidebar {
+    border-left: 1px solid var(--hairline-color);
+    border-right: 0;
+}
+
+.toggle-nav-sidebar:hover,
+.toggle-nav-sidebar:focus {
+    background-color: var(--darkened-bg);
+}
+
+#nav-sidebar {
+    z-index: 15;
+    flex: 0 0 275px;
+    left: -276px;
+    margin-left: -276px;
+    border-top: 1px solid transparent;
+    border-right: 1px solid var(--hairline-color);
+    background-color: var(--body-bg);
+    overflow: auto;
+}
+
+[dir="rtl"] #nav-sidebar {
+    border-left: 1px solid var(--hairline-color);
+    border-right: 0;
+    left: 0;
+    margin-left: 0;
+    right: -276px;
+    margin-right: -276px;
+}
+
+.toggle-nav-sidebar::before {
+    content: '\00BB';
+}
+
+.main.shifted .toggle-nav-sidebar::before {
+    content: '\00AB';
+}
+
+.main > #nav-sidebar {
+    visibility: hidden;
+}
+
+.main.shifted > #nav-sidebar {
+    margin-left: 0;
+    visibility: visible;
+}
+
+[dir="rtl"] .main.shifted > #nav-sidebar {
+    margin-right: 0;
+}
+
+#nav-sidebar .module th {
+    width: 100%;
+    overflow-wrap: anywhere;
+}
+
+#nav-sidebar .module th,
+#nav-sidebar .module caption {
+    padding-left: 16px;
+}
+
+#nav-sidebar .module td {
+    white-space: nowrap;
+}
+
+[dir="rtl"] #nav-sidebar .module th,
+[dir="rtl"] #nav-sidebar .module caption {
+    padding-left: 8px;
+    padding-right: 16px;
+}
+
+#nav-sidebar .current-app .section:link,
+#nav-sidebar .current-app .section:visited {
+    color: var(--header-color);
+    font-weight: bold;
+}
+
+#nav-sidebar .current-model {
+    background: var(--selected-row);
+}
+
+@media (forced-colors: active) {
+    #nav-sidebar .current-model {
+        background-color: SelectedItem;
+    }
+}
+
+.main > #nav-sidebar + .content {
+    max-width: calc(100% - 23px);
+}
+
+.main.shifted > #nav-sidebar + .content {
+    max-width: calc(100% - 299px);
+}
+
+@media (max-width: 767px) {
+    #nav-sidebar, #toggle-nav-sidebar {
+        display: none;
+    }
+
+    .main > #nav-sidebar + .content,
+    .main.shifted > #nav-sidebar + .content {
+        max-width: 100%;
+    }
+}
+
+#nav-filter {
+    width: 100%;
+    box-sizing: border-box;
+    padding: 2px 5px;
+    margin: 5px 0;
+    border: 1px solid var(--border-color);
+    background-color: var(--darkened-bg);
+    color: var(--body-fg);
+}
+
+#nav-filter:focus {
+    border-color: var(--body-quiet-color);
+}
+
+#nav-filter.no-results {
+    background: var(--message-error-bg);
+}
+
+#nav-sidebar table {
+    width: 100%;
+}

static/admin/css/responsive.css

@@ -0,0 +1,904 @@
+/* Tablets */
+
+input[type="submit"], button {
+    -webkit-appearance: none;
+    appearance: none;
+}
+
+@media (max-width: 1024px) {
+    /* Basic */
+
+    html {
+        -webkit-text-size-adjust: 100%;
+    }
+
+    td, th {
+        padding: 10px;
+        font-size: 0.875rem;
+    }
+
+    .small {
+        font-size: 0.75rem;
+    }
+
+    /* Layout */
+
+    #container {
+        min-width: 0;
+    }
+
+    #content {
+        padding: 15px 20px 20px;
+    }
+
+    div.breadcrumbs {
+        padding: 10px 30px;
+    }
+
+    /* Header */
+
+    #header {
+        flex-direction: column;
+        padding: 15px 30px;
+        justify-content: flex-start;
+    }
+
+    #site-name {
+        margin: 0 0 8px;
+        line-height: 1.2;
+    }
+
+    #user-tools {
+        margin: 0;
+        font-weight: 400;
+        line-height: 1.85;
+        text-align: left;
+    }
+
+    #user-tools a {
+        display: inline-block;
+        line-height: 1.4;
+    }
+
+    /* Dashboard */
+
+    .dashboard #content {
+        width: auto;
+    }
+
+    #content-related {
+        margin-right: -290px;
+    }
+
+    .colSM #content-related {
+        margin-left: -290px;
+    }
+
+    .colMS {
+        margin-right: 290px;
+    }
+
+    .colSM {
+        margin-left: 290px;
+    }
+
+    .dashboard .module table td a {
+        padding-right: 0;
+    }
+
+    td .changelink, td .addlink {
+        font-size: 0.8125rem;
+    }
+
+    /* Changelist */
+
+    #toolbar {
+        border: none;
+        padding: 15px;
+    }
+
+    #changelist-search > div {
+        display: flex;
+        flex-wrap: nowrap;
+        max-width: 480px;
+    }
+
+    #changelist-search label {
+        line-height: 1.375rem;
+    }
+
+    #toolbar form #searchbar {
+        flex: 1 0 auto;
+        width: 0;
+        height: 1.375rem;
+        margin: 0 10px 0 6px;
+    }
+
+    #toolbar form input[type=submit] {
+        flex: 0 1 auto;
+    }
+
+    #changelist-search .quiet {
+        width: 0;
+        flex: 1 0 auto;
+        margin: 5px 0 0 25px;
+    }
+
+    #changelist .actions {
+        display: flex;
+        flex-wrap: wrap;
+        padding: 15px 0;
+    }
+
+    #changelist .actions label {
+        display: flex;
+    }
+
+    #changelist .actions select {
+        background: var(--body-bg);
+    }
+
+    #changelist .actions .button {
+        min-width: 48px;
+        margin: 0 10px;
+    }
+
+    #changelist .actions span.all,
+    #changelist .actions span.clear,
+    #changelist .actions span.question,
+    #changelist .actions span.action-counter {
+        font-size: 0.6875rem;
+        margin: 0 10px 0 0;
+    }
+
+    #changelist-filter {
+        flex-basis: 200px;
+    }
+
+    .change-list .filtered .results,
+    .change-list .filtered .paginator,
+    .filtered #toolbar,
+    .filtered .actions,
+
+    #changelist .paginator {
+        border-top-color: var(--hairline-color); /* XXX Is this used at all? */
+    }
+
+    #changelist .results + .paginator {
+        border-top: none;
+    }
+
+    /* Forms */
+
+    label {
+        font-size: 1rem;
+    }
+
+    /*
+    Minifiers remove the default (text) "type" attribute from "input" HTML
+    tags. Add input:not([type]) to make the CSS stylesheet work the same.
+    */
+    .form-row input:not([type]),
+    .form-row input[type=text],
+    .form-row input[type=password],
+    .form-row input[type=email],
+    .form-row input[type=url],
+    .form-row input[type=tel],
+    .form-row input[type=number],
+    .form-row textarea,
+    .form-row select,
+    .form-row .vTextField {
+        box-sizing: border-box;
+        margin: 0;
+        padding: 6px 8px;
+        min-height: 2.25rem;
+        font-size: 1rem;
+    }
+
+    .form-row select {
+        height: 2.25rem;
+    }
+
+    .form-row select[multiple] {
+        height: auto;
+        min-height: 0;
+    }
+
+    fieldset .fieldBox + .fieldBox {
+        margin-top: 10px;
+        padding-top: 10px;
+        border-top: 1px solid var(--hairline-color);
+    }
+
+    textarea {
+        max-width: 100%;
+        max-height: 120px;
+    }
+
+    .aligned label {
+        padding-top: 6px;
+    }
+
+    .aligned .related-lookup,
+    .aligned .datetimeshortcuts,
+    .aligned .related-lookup + strong {
+        align-self: center;
+        margin-left: 15px;
+    }
+
+    form .aligned div.radiolist {
+        margin-left: 2px;
+    }
+
+    .submit-row {
+        padding: 8px;
+    }
+
+    .submit-row a.deletelink {
+        padding: 10px 7px;
+    }
+
+    .button, input[type=submit], input[type=button], .submit-row input, a.button {
+        padding: 7px;
+    }
+
+    /* Selector */
+
+    .selector {
+        display: flex;
+        width: 100%;
+    }
+
+    .selector .selector-filter {
+        display: flex;
+        align-items: center;
+    }
+
+    .selector .selector-filter input {
+        width: 100%;
+        min-height: 0;
+        flex: 1 1;
+    }
+
+    .selector-available, .selector-chosen {
+        width: auto;
+        flex: 1 1;
+        display: flex;
+        flex-direction: column;
+    }
+
+    .selector select {
+        width: 100%;
+        flex: 1 0 auto;
+        margin-bottom: 5px;
+    }
+
+    .selector-chooseall, .selector-clearall {
+        align-self: center;
+    }
+
+    .stacked {
+        flex-direction: column;
+        max-width: 480px;
+    }
+
+    .stacked > * {
+        flex: 0 1 auto;
+    }
+
+    .stacked select {
+        margin-bottom: 0;
+    }
+
+    .stacked .selector-available, .stacked .selector-chosen {
+        width: auto;
+    }
+
+    .stacked ul.selector-chooser {
+        padding: 0 2px;
+        transform: none;
+    }
+
+    .stacked .selector-chooser li {
+        padding: 3px;
+    }
+
+    .help-tooltip, .selector .help-icon {
+        display: none;
+    }
+
+    .datetime input {
+        width: 50%;
+        max-width: 120px;
+    }
+
+    .datetime span {
+        font-size: 0.8125rem;
+    }
+
+    .datetime .timezonewarning {
+        display: block;
+        font-size: 0.6875rem;
+        color: var(--body-quiet-color);
+    }
+
+    .datetimeshortcuts {
+        color: var(--border-color); /* XXX Redundant, .datetime span also sets #ccc */
+    }
+
+    .form-row .datetime input.vDateField, .form-row .datetime input.vTimeField {
+        width: 75%;
+    }
+
+    .inline-group {
+        overflow: auto;
+    }
+
+    /* Messages */
+
+    ul.messagelist li {
+        padding-left: 55px;
+        background-position: 30px 12px;
+    }
+
+    ul.messagelist li.error {
+        background-position: 30px 12px;
+    }
+
+    ul.messagelist li.warning {
+        background-position: 30px 14px;
+    }
+
+    /* Login */
+
+    .login #header {
+        padding: 15px 20px;
+    }
+
+    .login #site-name {
+        margin: 0;
+    }
+
+    /* GIS */
+
+    div.olMap {
+        max-width: calc(100vw - 30px);
+        max-height: 300px;
+    }
+
+    .olMap + .clear_features {
+        display: block;
+        margin-top: 10px;
+    }
+
+    /* Docs */
+
+    .module table.xfull {
+        width: 100%;
+    }
+
+    pre.literal-block {
+        overflow: auto;
+    }
+}
+
+/* Mobile */
+
+@media (max-width: 767px) {
+    /* Layout */
+
+    #header, #content {
+        padding: 15px;
+    }
+
+    div.breadcrumbs {
+        padding: 10px 15px;
+    }
+
+    /* Dashboard */
+
+    .colMS, .colSM {
+        margin: 0;
+    }
+
+    #content-related, .colSM #content-related {
+        width: 100%;
+        margin: 0;
+    }
+
+    #content-related .module {
+        margin-bottom: 0;
+    }
+
+    #content-related .module h2 {
+        padding: 10px 15px;
+        font-size: 1rem;
+    }
+
+    /* Changelist */
+
+    #changelist {
+        align-items: stretch;
+        flex-direction: column;
+    }
+
+    #toolbar {
+        padding: 10px;
+    }
+
+    #changelist-filter {
+        margin-left: 0;
+    }
+
+    #changelist .actions label {
+        flex: 1 1;
+    }
+
+    #changelist .actions select {
+        flex: 1 0;
+        width: 100%;
+    }
+
+    #changelist .actions span {
+        flex: 1 0 100%;
+    }
+
+    #changelist-filter {
+        position: static;
+        width: auto;
+        margin-top: 30px;
+    }
+
+    .object-tools {
+        float: none;
+        margin: 0 0 15px;
+        padding: 0;
+        overflow: hidden;
+    }
+
+    .object-tools li {
+        height: auto;
+        margin-left: 0;
+    }
+
+    .object-tools li + li {
+        margin-left: 15px;
+    }
+
+    /* Forms */
+
+    .form-row {
+        padding: 15px 0;
+    }
+
+    .aligned .form-row,
+    .aligned .form-row > div {
+        max-width: 100vw;
+    }
+
+    .aligned .form-row > div {
+        width: calc(100vw - 30px);
+    }
+
+    .flex-container {
+        flex-flow: column;
+    }
+
+    .flex-container.checkbox-row {
+        flex-flow: row;
+    }
+
+    textarea {
+        max-width: none;
+    }
+
+    .vURLField {
+        width: auto;
+    }
+
+    fieldset .fieldBox + .fieldBox {
+        margin-top: 15px;
+        padding-top: 15px;
+    }
+
+    .aligned label {
+        width: 100%;
+        min-width: auto;
+        padding: 0 0 10px;
+    }
+
+    .aligned label:after {
+        max-height: 0;
+    }
+
+    .aligned .form-row input,
+    .aligned .form-row select,
+    .aligned .form-row textarea {
+        flex: 1 1 auto;
+        max-width: 100%;
+    }
+
+    .aligned .checkbox-row input {
+        flex: 0 1 auto;
+        margin: 0;
+    }
+
+    .aligned .vCheckboxLabel {
+        flex: 1 0;
+        padding: 1px 0 0 5px;
+    }
+
+    .aligned label + p,
+    .aligned label + div.help,
+    .aligned label + div.readonly {
+        padding: 0;
+        margin-left: 0;
+    }
+
+    .aligned p.file-upload {
+        font-size: 0.8125rem;
+    }
+
+    span.clearable-file-input {
+        margin-left: 15px;
+    }
+
+    span.clearable-file-input label {
+        font-size: 0.8125rem;
+        padding-bottom: 0;
+    }
+
+    .aligned .timezonewarning {
+        flex: 1 0 100%;
+        margin-top: 5px;
+    }
+
+    form .aligned .form-row div.help {
+        width: 100%;
+        margin: 5px 0 0;
+        padding: 0;
+    }
+
+    form .aligned ul,
+    form .aligned ul.errorlist {
+        margin-left: 0;
+        padding-left: 0;
+    }
+
+    form .aligned div.radiolist {
+        margin-top: 5px;
+        margin-right: 15px;
+        margin-bottom: -3px;
+    }
+
+    form .aligned div.radiolist:not(.inline) div + div {
+        margin-top: 5px;
+    }
+
+    /* Related widget */
+
+    .related-widget-wrapper {
+        width: 100%;
+        display: flex;
+        align-items: flex-start;
+    }
+
+    .related-widget-wrapper .selector {
+        order: 1;
+        flex: 1 0 auto;
+    }
+
+    .related-widget-wrapper > a {
+        order: 2;
+    }
+
+    .related-widget-wrapper .radiolist ~ a {
+        align-self: flex-end;
+    }
+
+    .related-widget-wrapper > select ~ a {
+        align-self: center;
+    }
+
+    /* Selector */
+
+    .selector {
+        flex-direction: column;
+        gap: 10px 0;
+    }
+
+    .selector-available, .selector-chosen {
+        flex: 1 1 auto;
+    }
+
+    .selector select {
+        max-height: 96px;
+    }
+
+    .selector ul.selector-chooser {
+        display: flex;
+        width: 60px;
+        height: 30px;
+        padding: 0 2px;
+        transform: none;
+    }
+
+    .selector ul.selector-chooser li {
+        float: left;
+    }
+
+    .selector-remove {
+        background-position: 0 0;
+    }
+
+    :enabled.selector-remove:focus, :enabled.selector-remove:hover {
+        background-position: 0 -24px;
+    }
+
+    .selector-add  {
+        background-position: 0 -48px;
+    }
+
+    :enabled.selector-add:focus, :enabled.selector-add:hover {
+        background-position: 0 -72px;
+    }
+
+    /* Inlines */
+
+    .inline-group[data-inline-type="stacked"] .inline-related {
+        border: 1px solid var(--hairline-color);
+        border-radius: 4px;
+        margin-top: 15px;
+        overflow: auto;
+    }
+
+    .inline-group[data-inline-type="stacked"] .inline-related > * {
+        box-sizing: border-box;
+    }
+
+    .inline-group[data-inline-type="stacked"] .inline-related .module {
+        padding: 0 10px;
+    }
+
+    .inline-group[data-inline-type="stacked"] .inline-related .module .form-row {
+        border-top: 1px solid var(--hairline-color);
+        border-bottom: none;
+    }
+
+    .inline-group[data-inline-type="stacked"] .inline-related .module .form-row:first-child {
+        border-top: none;
+    }
+
+    .inline-group[data-inline-type="stacked"] .inline-related h3 {
+        padding: 10px;
+        border-top-width: 0;
+        border-bottom-width: 2px;
+        display: flex;
+        flex-wrap: wrap;
+        align-items: center;
+    }
+
+    .inline-group[data-inline-type="stacked"] .inline-related h3 .inline_label {
+        margin-right: auto;
+    }
+
+    .inline-group[data-inline-type="stacked"] .inline-related h3 span.delete {
+        float: none;
+        flex: 1 1 100%;
+        margin-top: 5px;
+    }
+
+    .inline-group[data-inline-type="stacked"] .aligned .form-row > div:not([class]) {
+        width: 100%;
+    }
+
+    .inline-group[data-inline-type="stacked"] .aligned label {
+        width: 100%;
+    }
+
+    .inline-group[data-inline-type="stacked"] div.add-row {
+        margin-top: 15px;
+        border: 1px solid var(--hairline-color);
+        border-radius: 4px;
+    }
+
+    .inline-group div.add-row,
+    .inline-group .tabular tr.add-row td {
+        padding: 0;
+    }
+
+    .inline-group div.add-row a,
+    .inline-group .tabular tr.add-row td a {
+        display: block;
+        padding: 8px 10px 8px 26px;
+        background-position: 8px 9px;
+    }
+
+    /* Submit row */
+
+    .submit-row {
+        padding: 10px;
+        margin: 0 0 15px;
+        flex-direction: column;
+        gap: 8px;
+    }
+
+    .submit-row input, .submit-row input.default, .submit-row a {
+        text-align: center;
+    }
+
+    .submit-row a.closelink {
+        padding: 10px 0;
+        text-align: center;
+    }
+
+    .submit-row a.deletelink {
+        margin: 0;
+    }
+
+    /* Messages */
+
+    ul.messagelist li {
+        padding-left: 40px;
+        background-position: 15px 12px;
+    }
+
+    ul.messagelist li.error {
+        background-position: 15px 12px;
+    }
+
+    ul.messagelist li.warning {
+        background-position: 15px 14px;
+    }
+
+    /* Paginator */
+
+    .paginator .this-page, .paginator a:link, .paginator a:visited {
+        padding: 4px 10px;
+    }
+
+    /* Login */
+
+    body.login {
+        padding: 0 15px;
+    }
+
+    .login #container {
+        width: auto;
+        max-width: 480px;
+        margin: 50px auto;
+    }
+
+    .login #header,
+    .login #content {
+        padding: 15px;
+    }
+
+    .login #content-main {
+        float: none;
+    }
+
+    .login .form-row {
+        padding: 0;
+    }
+
+    .login .form-row + .form-row {
+        margin-top: 15px;
+    }
+
+    .login .form-row label {
+        margin: 0 0 5px;
+        line-height: 1.2;
+    }
+
+    .login .submit-row {
+        padding: 15px 0 0;
+    }
+
+    .login br {
+        display: none;
+    }
+
+    .login .submit-row input {
+        margin: 0;
+        text-transform: uppercase;
+    }
+
+    .errornote {
+        margin: 0 0 20px;
+        padding: 8px 12px;
+        font-size: 0.8125rem;
+    }
+
+    /* Calendar and clock */
+
+    .calendarbox, .clockbox {
+        position: fixed !important;
+        top: 50% !important;
+        left: 50% !important;
+        transform: translate(-50%, -50%);
+        margin: 0;
+        border: none;
+        overflow: visible;
+    }
+
+    .calendarbox:before, .clockbox:before {
+        content: '';
+        position: fixed;
+        top: 50%;
+        left: 50%;
+        width: 100vw;
+        height: 100vh;
+        background: rgba(0, 0, 0, 0.75);
+        transform: translate(-50%, -50%);
+    }
+
+    .calendarbox > *, .clockbox > * {
+        position: relative;
+        z-index: 1;
+    }
+
+    .calendarbox > div:first-child {
+        z-index: 2;
+    }
+
+    .calendarbox .calendar, .clockbox h2 {
+        border-radius: 4px 4px 0 0;
+        overflow: hidden;
+    }
+
+    .calendarbox .calendar-cancel, .clockbox .calendar-cancel {
+        border-radius: 0 0 4px 4px;
+        overflow: hidden;
+    }
+
+    .calendar-shortcuts {
+        padding: 10px 0;
+        font-size: 0.75rem;
+        line-height: 0.75rem;
+    }
+
+    .calendar-shortcuts a {
+        margin: 0 4px;
+    }
+
+    .timelist a {
+        background: var(--body-bg);
+        padding: 4px;
+    }
+
+    .calendar-cancel {
+        padding: 8px 10px;
+    }
+
+    .clockbox h2 {
+        padding: 8px 15px;
+    }
+
+    .calendar caption {
+        padding: 10px;
+    }
+
+    .calendarbox .calendarnav-previous, .calendarbox .calendarnav-next {
+        z-index: 1;
+        top: 10px;
+    }
+
+    /* History */
+
+    table#change-history tbody th, table#change-history tbody td {
+        font-size: 0.8125rem;
+        word-break: break-word;
+    }
+
+    table#change-history tbody th {
+        width: auto;
+    }
+
+    /* Docs */
+
+    table.model tbody th, table.model tbody td {
+        font-size: 0.8125rem;
+        word-break: break-word;
+    }
+}

static/admin/css/responsive_rtl.css

@@ -0,0 +1,89 @@
+/* TABLETS */
+
+@media (max-width: 1024px) {
+    [dir="rtl"] .colMS {
+        margin-right: 0;
+    }
+
+    [dir="rtl"] #user-tools {
+        text-align: right;
+    }
+
+    [dir="rtl"] #changelist .actions label {
+        padding-left: 10px;
+        padding-right: 0;
+    }
+
+    [dir="rtl"] #changelist .actions select {
+        margin-left: 0;
+        margin-right: 15px;
+    }
+
+    [dir="rtl"] .change-list .filtered .results,
+    [dir="rtl"] .change-list .filtered .paginator,
+    [dir="rtl"] .filtered #toolbar,
+    [dir="rtl"] .filtered div.xfull,
+    [dir="rtl"] .filtered .actions,
+    [dir="rtl"] #changelist-filter {
+        margin-left: 0;
+    }
+
+    [dir="rtl"] .inline-group div.add-row a,
+    [dir="rtl"] .inline-group .tabular tr.add-row td a {
+        padding: 8px 26px 8px 10px;
+        background-position: calc(100% - 8px) 9px;
+    }
+
+    [dir="rtl"] .object-tools li {
+        float: right;
+    }
+
+    [dir="rtl"] .object-tools li + li {
+        margin-left: 0;
+        margin-right: 15px;
+    }
+
+    [dir="rtl"] .dashboard .module table td a {
+        padding-left: 0;
+        padding-right: 16px;
+    }
+}
+
+/* MOBILE */
+
+@media (max-width: 767px) {
+    [dir="rtl"] .aligned .related-lookup,
+    [dir="rtl"] .aligned .datetimeshortcuts {
+        margin-left: 0;
+        margin-right: 15px;
+    }
+
+    [dir="rtl"] .aligned ul,
+    [dir="rtl"] form .aligned ul.errorlist {
+        margin-right: 0;
+    }
+
+    [dir="rtl"] #changelist-filter {
+        margin-left: 0;
+        margin-right: 0;
+    }
+    [dir="rtl"] .aligned .vCheckboxLabel {
+        padding: 1px 5px 0 0;
+    }
+
+    [dir="rtl"] .selector-remove {
+        background-position: 0 0;
+    }
+
+    [dir="rtl"] :enabled.selector-remove:focus, :enabled.selector-remove:hover {
+        background-position: 0 -24px;
+    }
+
+    [dir="rtl"] .selector-add  {
+        background-position: 0 -48px;
+    }
+
+    [dir="rtl"] :enabled.selector-add:focus, :enabled.selector-add:hover {
+        background-position: 0 -72px;
+    }
+}

static/admin/css/rtl.css

@@ -0,0 +1,293 @@
+/* GLOBAL */
+
+th {
+    text-align: right;
+}
+
+.module h2, .module caption {
+    text-align: right;
+}
+
+.module ul, .module ol {
+    margin-left: 0;
+    margin-right: 1.5em;
+}
+
+.viewlink, .addlink, .changelink, .hidelink {
+    padding-left: 0;
+    padding-right: 16px;
+    background-position: 100% 1px;
+}
+
+.deletelink {
+    padding-left: 0;
+    padding-right: 16px;
+    background-position: 100% 1px;
+}
+
+.object-tools {
+    float: left;
+}
+
+thead th:first-child,
+tfoot td:first-child {
+    border-left: none;
+}
+
+/* LAYOUT */
+
+#user-tools {
+    right: auto;
+    left: 0;
+    text-align: left;
+}
+
+div.breadcrumbs {
+    text-align: right;
+}
+
+#content-main {
+    float: right;
+}
+
+#content-related {
+    float: left;
+    margin-left: -300px;
+    margin-right: auto;
+}
+
+.colMS {
+    margin-left: 300px;
+    margin-right: 0;
+}
+
+/* SORTABLE TABLES */
+
+table thead th.sorted .sortoptions {
+   float: left;
+}
+
+thead th.sorted .text {
+    padding-right: 0;
+    padding-left: 42px;
+}
+
+/* dashboard styles */
+
+.dashboard .module table td a {
+    padding-left: .6em;
+    padding-right: 16px;
+}
+
+/* changelists styles */
+
+.change-list .filtered table {
+    border-left: none;
+    border-right: 0px none;
+}
+
+#changelist-filter {
+    border-left: none;
+    border-right: none;
+    margin-left: 0;
+    margin-right: 30px;
+}
+
+#changelist-filter li.selected {
+    border-left: none;
+    padding-left: 10px;
+    margin-left: 0;
+    border-right: 5px solid var(--hairline-color);
+    padding-right: 10px;
+    margin-right: -15px;
+}
+
+#changelist table tbody td:first-child, #changelist table tbody th:first-child {
+    border-right: none;
+    border-left: none;
+}
+
+.paginator .end {
+    margin-left: 6px;
+    margin-right: 0;
+}
+
+.paginator input {
+    margin-left: 0;
+    margin-right: auto;
+}
+
+/* FORMS */
+
+.aligned label {
+    padding: 0 0 3px 1em;
+}
+
+.submit-row a.deletelink {
+    margin-left: 0;
+    margin-right: auto;
+}
+
+.vDateField, .vTimeField {
+    margin-left: 2px;
+}
+
+.aligned .form-row input {
+    margin-left: 5px;
+}
+
+form .aligned ul {
+    margin-right: 163px;
+    padding-right: 10px;
+    margin-left: 0;
+    padding-left: 0;
+}
+
+form ul.inline li {
+    float: right;
+    padding-right: 0;
+    padding-left: 7px;
+}
+
+form .aligned p.help,
+form .aligned div.help {
+    margin-left: 0;
+    margin-right: 160px;
+    padding-right: 10px;
+}
+
+form div.help ul,
+form .aligned .checkbox-row + .help,
+form .aligned p.date div.help.timezonewarning,
+form .aligned p.datetime div.help.timezonewarning,
+form .aligned p.time div.help.timezonewarning {
+    margin-right: 0;
+    padding-right: 0;
+}
+
+form .wide p.help,
+form .wide ul.errorlist,
+form .wide div.help {
+    padding-left: 0;
+    padding-right: 50px;
+}
+
+.submit-row {
+    text-align: right;
+}
+
+fieldset .fieldBox {
+    margin-left: 20px;
+    margin-right: 0;
+}
+
+.errorlist li {
+    background-position: 100% 12px;
+    padding: 0;
+}
+
+.errornote {
+    background-position: 100% 12px;
+    padding: 10px 12px;
+}
+
+/* WIDGETS */
+
+.calendarnav-previous {
+    top: 0;
+    left: auto;
+    right: 10px;
+    background: url(../img/calendar-icons.svg) 0 -15px no-repeat;
+}
+
+.calendarnav-next {
+    top: 0;
+    right: auto;
+    left: 10px;
+    background: url(../img/calendar-icons.svg) 0 0 no-repeat;
+}
+
+.calendar caption, .calendarbox h2 {
+    text-align: center;
+}
+
+.selector {
+    float: right;
+}
+
+.selector .selector-filter {
+    text-align: right;
+}
+
+.selector-add {
+    background: url(../img/selector-icons.svg) 0 -96px no-repeat;
+    background-size: 24px auto;
+}
+
+:enabled.selector-add:focus, :enabled.selector-add:hover {
+    background-position: 0 -120px;
+}
+
+.selector-remove {
+    background: url(../img/selector-icons.svg) 0 -144px no-repeat;
+    background-size: 24px auto;
+}
+
+:enabled.selector-remove:focus, :enabled.selector-remove:hover {
+    background-position: 0 -168px;
+}
+
+.selector-chooseall {
+    background: url(../img/selector-icons.svg) right -128px no-repeat;
+}
+
+:enabled.selector-chooseall:focus, :enabled.selector-chooseall:hover {
+    background-position: 100% -144px;
+}
+
+.selector-clearall {
+    background: url(../img/selector-icons.svg) 0 -160px no-repeat;
+}
+
+:enabled.selector-clearall:focus, :enabled.selector-clearall:hover {
+    background-position: 0 -176px;
+}
+
+.inline-deletelink {
+    float: left;
+}
+
+form .form-row p.datetime {
+    overflow: hidden;
+}
+
+.related-widget-wrapper {
+    float: right;
+}
+
+/* MISC */
+
+.inline-related h2, .inline-group h2 {
+    text-align: right
+}
+
+.inline-related h3 span.delete {
+    padding-right: 20px;
+    padding-left: inherit;
+    left: 10px;
+    right: inherit;
+    float:left;
+}
+
+.inline-related h3 span.delete label {
+    margin-left: inherit;
+    margin-right: 2px;
+}
+
+.inline-group .tabular td.original p {
+    right: 0;
+}
+
+.selector .selector-chooser {
+    margin: 0;
+}

static/admin/css/unusable_password_field.css

@@ -0,0 +1,19 @@
+/* Hide warnings fields if usable password is selected */
+form:has(#id_usable_password input[value="true"]:checked) .messagelist {
+    display: none;
+}
+
+/* Hide password fields if unusable password is selected */
+form:has(#id_usable_password input[value="false"]:checked) .field-password1,
+form:has(#id_usable_password input[value="false"]:checked) .field-password2 {
+    display: none;
+}
+
+/* Select appropriate submit button */
+form:has(#id_usable_password input[value="true"]:checked) input[type="submit"].unset-password {
+    display: none;
+}
+
+form:has(#id_usable_password input[value="false"]:checked) input[type="submit"].set-password {
+    display: none;
+}

static/admin/css/vendor/select2/LICENSE-SELECT2.md

@@ -0,0 +1,21 @@
+The MIT License (MIT)
+
+Copyright (c) 2012-2017 Kevin Brown, Igor Vaynberg, and Select2 contributors
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.

static/admin/css/vendor/select2/select2.css

@@ -0,0 +1,481 @@
+.select2-container {
+  box-sizing: border-box;
+  display: inline-block;
+  margin: 0;
+  position: relative;
+  vertical-align: middle; }
+  .select2-container .select2-selection--single {
+    box-sizing: border-box;
+    cursor: pointer;
+    display: block;
+    height: 28px;
+    user-select: none;
+    -webkit-user-select: none; }
+    .select2-container .select2-selection--single .select2-selection__rendered {
+      display: block;
+      padding-left: 8px;
+      padding-right: 20px;
+      overflow: hidden;
+      text-overflow: ellipsis;
+      white-space: nowrap; }
+    .select2-container .select2-selection--single .select2-selection__clear {
+      position: relative; }
+  .select2-container[dir="rtl"] .select2-selection--single .select2-selection__rendered {
+    padding-right: 8px;
+    padding-left: 20px; }
+  .select2-container .select2-selection--multiple {
+    box-sizing: border-box;
+    cursor: pointer;
+    display: block;
+    min-height: 32px;
+    user-select: none;
+    -webkit-user-select: none; }
+    .select2-container .select2-selection--multiple .select2-selection__rendered {
+      display: inline-block;
+      overflow: hidden;
+      padding-left: 8px;
+      text-overflow: ellipsis;
+      white-space: nowrap; }
+  .select2-container .select2-search--inline {
+    float: left; }
+    .select2-container .select2-search--inline .select2-search__field {
+      box-sizing: border-box;
+      border: none;
+      font-size: 100%;
+      margin-top: 5px;
+      padding: 0; }
+      .select2-container .select2-search--inline .select2-search__field::-webkit-search-cancel-button {
+        -webkit-appearance: none; }
+
+.select2-dropdown {
+  background-color: white;
+  border: 1px solid #aaa;
+  border-radius: 4px;
+  box-sizing: border-box;
+  display: block;
+  position: absolute;
+  left: -100000px;
+  width: 100%;
+  z-index: 1051; }
+
+.select2-results {
+  display: block; }
+
+.select2-results__options {
+  list-style: none;
+  margin: 0;
+  padding: 0; }
+
+.select2-results__option {
+  padding: 6px;
+  user-select: none;
+  -webkit-user-select: none; }
+  .select2-results__option[aria-selected] {
+    cursor: pointer; }
+
+.select2-container--open .select2-dropdown {
+  left: 0; }
+
+.select2-container--open .select2-dropdown--above {
+  border-bottom: none;
+  border-bottom-left-radius: 0;
+  border-bottom-right-radius: 0; }
+
+.select2-container--open .select2-dropdown--below {
+  border-top: none;
+  border-top-left-radius: 0;
+  border-top-right-radius: 0; }
+
+.select2-search--dropdown {
+  display: block;
+  padding: 4px; }
+  .select2-search--dropdown .select2-search__field {
+    padding: 4px;
+    width: 100%;
+    box-sizing: border-box; }
+    .select2-search--dropdown .select2-search__field::-webkit-search-cancel-button {
+      -webkit-appearance: none; }
+  .select2-search--dropdown.select2-search--hide {
+    display: none; }
+
+.select2-close-mask {
+  border: 0;
+  margin: 0;
+  padding: 0;
+  display: block;
+  position: fixed;
+  left: 0;
+  top: 0;
+  min-height: 100%;
+  min-width: 100%;
+  height: auto;
+  width: auto;
+  opacity: 0;
+  z-index: 99;
+  background-color: #fff;
+  filter: alpha(opacity=0); }
+
+.select2-hidden-accessible {
+  border: 0 !important;
+  clip: rect(0 0 0 0) !important;
+  -webkit-clip-path: inset(50%) !important;
+  clip-path: inset(50%) !important;
+  height: 1px !important;
+  overflow: hidden !important;
+  padding: 0 !important;
+  position: absolute !important;
+  width: 1px !important;
+  white-space: nowrap !important; }
+
+.select2-container--default .select2-selection--single {
+  background-color: #fff;
+  border: 1px solid #aaa;
+  border-radius: 4px; }
+  .select2-container--default .select2-selection--single .select2-selection__rendered {
+    color: #444;
+    line-height: 28px; }
+  .select2-container--default .select2-selection--single .select2-selection__clear {
+    cursor: pointer;
+    float: right;
+    font-weight: bold; }
+  .select2-container--default .select2-selection--single .select2-selection__placeholder {
+    color: #999; }
+  .select2-container--default .select2-selection--single .select2-selection__arrow {
+    height: 26px;
+    position: absolute;
+    top: 1px;
+    right: 1px;
+    width: 20px; }
+    .select2-container--default .select2-selection--single .select2-selection__arrow b {
+      border-color: #888 transparent transparent transparent;
+      border-style: solid;
+      border-width: 5px 4px 0 4px;
+      height: 0;
+      left: 50%;
+      margin-left: -4px;
+      margin-top: -2px;
+      position: absolute;
+      top: 50%;
+      width: 0; }
+
+.select2-container--default[dir="rtl"] .select2-selection--single .select2-selection__clear {
+  float: left; }
+
+.select2-container--default[dir="rtl"] .select2-selection--single .select2-selection__arrow {
+  left: 1px;
+  right: auto; }
+
+.select2-container--default.select2-container--disabled .select2-selection--single {
+  background-color: #eee;
+  cursor: default; }
+  .select2-container--default.select2-container--disabled .select2-selection--single .select2-selection__clear {
+    display: none; }
+
+.select2-container--default.select2-container--open .select2-selection--single .select2-selection__arrow b {
+  border-color: transparent transparent #888 transparent;
+  border-width: 0 4px 5px 4px; }
+
+.select2-container--default .select2-selection--multiple {
+  background-color: white;
+  border: 1px solid #aaa;
+  border-radius: 4px;
+  cursor: text; }
+  .select2-container--default .select2-selection--multiple .select2-selection__rendered {
+    box-sizing: border-box;
+    list-style: none;
+    margin: 0;
+    padding: 0 5px;
+    width: 100%; }
+    .select2-container--default .select2-selection--multiple .select2-selection__rendered li {
+      list-style: none; }
+  .select2-container--default .select2-selection--multiple .select2-selection__clear {
+    cursor: pointer;
+    float: right;
+    font-weight: bold;
+    margin-top: 5px;
+    margin-right: 10px;
+    padding: 1px; }
+  .select2-container--default .select2-selection--multiple .select2-selection__choice {
+    background-color: #e4e4e4;
+    border: 1px solid #aaa;
+    border-radius: 4px;
+    cursor: default;
+    float: left;
+    margin-right: 5px;
+    margin-top: 5px;
+    padding: 0 5px; }
+  .select2-container--default .select2-selection--multiple .select2-selection__choice__remove {
+    color: #999;
+    cursor: pointer;
+    display: inline-block;
+    font-weight: bold;
+    margin-right: 2px; }
+    .select2-container--default .select2-selection--multiple .select2-selection__choice__remove:hover {
+      color: #333; }
+
+.select2-container--default[dir="rtl"] .select2-selection--multiple .select2-selection__choice, .select2-container--default[dir="rtl"] .select2-selection--multiple .select2-search--inline {
+  float: right; }
+
+.select2-container--default[dir="rtl"] .select2-selection--multiple .select2-selection__choice {
+  margin-left: 5px;
+  margin-right: auto; }
+
+.select2-container--default[dir="rtl"] .select2-selection--multiple .select2-selection__choice__remove {
+  margin-left: 2px;
+  margin-right: auto; }
+
+.select2-container--default.select2-container--focus .select2-selection--multiple {
+  border: solid black 1px;
+  outline: 0; }
+
+.select2-container--default.select2-container--disabled .select2-selection--multiple {
+  background-color: #eee;
+  cursor: default; }
+
+.select2-container--default.select2-container--disabled .select2-selection__choice__remove {
+  display: none; }
+
+.select2-container--default.select2-container--open.select2-container--above .select2-selection--single, .select2-container--default.select2-container--open.select2-container--above .select2-selection--multiple {
+  border-top-left-radius: 0;
+  border-top-right-radius: 0; }
+
+.select2-container--default.select2-container--open.select2-container--below .select2-selection--single, .select2-container--default.select2-container--open.select2-container--below .select2-selection--multiple {
+  border-bottom-left-radius: 0;
+  border-bottom-right-radius: 0; }
+
+.select2-container--default .select2-search--dropdown .select2-search__field {
+  border: 1px solid #aaa; }
+
+.select2-container--default .select2-search--inline .select2-search__field {
+  background: transparent;
+  border: none;
+  outline: 0;
+  box-shadow: none;
+  -webkit-appearance: textfield; }
+
+.select2-container--default .select2-results > .select2-results__options {
+  max-height: 200px;
+  overflow-y: auto; }
+
+.select2-container--default .select2-results__option[role=group] {
+  padding: 0; }
+
+.select2-container--default .select2-results__option[aria-disabled=true] {
+  color: #999; }
+
+.select2-container--default .select2-results__option[aria-selected=true] {
+  background-color: #ddd; }
+
+.select2-container--default .select2-results__option .select2-results__option {
+  padding-left: 1em; }
+  .select2-container--default .select2-results__option .select2-results__option .select2-results__group {
+    padding-left: 0; }
+  .select2-container--default .select2-results__option .select2-results__option .select2-results__option {
+    margin-left: -1em;
+    padding-left: 2em; }
+    .select2-container--default .select2-results__option .select2-results__option .select2-results__option .select2-results__option {
+      margin-left: -2em;
+      padding-left: 3em; }
+      .select2-container--default .select2-results__option .select2-results__option .select2-results__option .select2-results__option .select2-results__option {
+        margin-left: -3em;
+        padding-left: 4em; }
+        .select2-container--default .select2-results__option .select2-results__option .select2-results__option .select2-results__option .select2-results__option .select2-results__option {
+          margin-left: -4em;
+          padding-left: 5em; }
+          .select2-container--default .select2-results__option .select2-results__option .select2-results__option .select2-results__option .select2-results__option .select2-results__option .select2-results__option {
+            margin-left: -5em;
+            padding-left: 6em; }
+
+.select2-container--default .select2-results__option--highlighted[aria-selected] {
+  background-color: #5897fb;
+  color: white; }
+
+.select2-container--default .select2-results__group {
+  cursor: default;
+  display: block;
+  padding: 6px; }
+
+.select2-container--classic .select2-selection--single {
+  background-color: #f7f7f7;
+  border: 1px solid #aaa;
+  border-radius: 4px;
+  outline: 0;
+  background-image: -webkit-linear-gradient(top, white 50%, #eeeeee 100%);
+  background-image: -o-linear-gradient(top, white 50%, #eeeeee 100%);
+  background-image: linear-gradient(to bottom, white 50%, #eeeeee 100%);
+  background-repeat: repeat-x;
+  filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#FFFFFFFF', endColorstr='#FFEEEEEE', GradientType=0); }
+  .select2-container--classic .select2-selection--single:focus {
+    border: 1px solid #5897fb; }
+  .select2-container--classic .select2-selection--single .select2-selection__rendered {
+    color: #444;
+    line-height: 28px; }
+  .select2-container--classic .select2-selection--single .select2-selection__clear {
+    cursor: pointer;
+    float: right;
+    font-weight: bold;
+    margin-right: 10px; }
+  .select2-container--classic .select2-selection--single .select2-selection__placeholder {
+    color: #999; }
+  .select2-container--classic .select2-selection--single .select2-selection__arrow {
+    background-color: #ddd;
+    border: none;
+    border-left: 1px solid #aaa;
+    border-top-right-radius: 4px;
+    border-bottom-right-radius: 4px;
+    height: 26px;
+    position: absolute;
+    top: 1px;
+    right: 1px;
+    width: 20px;
+    background-image: -webkit-linear-gradient(top, #eeeeee 50%, #cccccc 100%);
+    background-image: -o-linear-gradient(top, #eeeeee 50%, #cccccc 100%);
+    background-image: linear-gradient(to bottom, #eeeeee 50%, #cccccc 100%);
+    background-repeat: repeat-x;
+    filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#FFEEEEEE', endColorstr='#FFCCCCCC', GradientType=0); }
+    .select2-container--classic .select2-selection--single .select2-selection__arrow b {
+      border-color: #888 transparent transparent transparent;
+      border-style: solid;
+      border-width: 5px 4px 0 4px;
+      height: 0;
+      left: 50%;
+      margin-left: -4px;
+      margin-top: -2px;
+      position: absolute;
+      top: 50%;
+      width: 0; }
+
+.select2-container--classic[dir="rtl"] .select2-selection--single .select2-selection__clear {
+  float: left; }
+
+.select2-container--classic[dir="rtl"] .select2-selection--single .select2-selection__arrow {
+  border: none;
+  border-right: 1px solid #aaa;
+  border-radius: 0;
+  border-top-left-radius: 4px;
+  border-bottom-left-radius: 4px;
+  left: 1px;
+  right: auto; }
+
+.select2-container--classic.select2-container--open .select2-selection--single {
+  border: 1px solid #5897fb; }
+  .select2-container--classic.select2-container--open .select2-selection--single .select2-selection__arrow {
+    background: transparent;
+    border: none; }
+    .select2-container--classic.select2-container--open .select2-selection--single .select2-selection__arrow b {
+      border-color: transparent transparent #888 transparent;
+      border-width: 0 4px 5px 4px; }
+
+.select2-container--classic.select2-container--open.select2-container--above .select2-selection--single {
+  border-top: none;
+  border-top-left-radius: 0;
+  border-top-right-radius: 0;
+  background-image: -webkit-linear-gradient(top, white 0%, #eeeeee 50%);
+  background-image: -o-linear-gradient(top, white 0%, #eeeeee 50%);
+  background-image: linear-gradient(to bottom, white 0%, #eeeeee 50%);
+  background-repeat: repeat-x;
+  filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#FFFFFFFF', endColorstr='#FFEEEEEE', GradientType=0); }
+
+.select2-container--classic.select2-container--open.select2-container--below .select2-selection--single {
+  border-bottom: none;
+  border-bottom-left-radius: 0;
+  border-bottom-right-radius: 0;
+  background-image: -webkit-linear-gradient(top, #eeeeee 50%, white 100%);
+  background-image: -o-linear-gradient(top, #eeeeee 50%, white 100%);
+  background-image: linear-gradient(to bottom, #eeeeee 50%, white 100%);
+  background-repeat: repeat-x;
+  filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#FFEEEEEE', endColorstr='#FFFFFFFF', GradientType=0); }
+
+.select2-container--classic .select2-selection--multiple {
+  background-color: white;
+  border: 1px solid #aaa;
+  border-radius: 4px;
+  cursor: text;
+  outline: 0; }
+  .select2-container--classic .select2-selection--multiple:focus {
+    border: 1px solid #5897fb; }
+  .select2-container--classic .select2-selection--multiple .select2-selection__rendered {
+    list-style: none;
+    margin: 0;
+    padding: 0 5px; }
+  .select2-container--classic .select2-selection--multiple .select2-selection__clear {
+    display: none; }
+  .select2-container--classic .select2-selection--multiple .select2-selection__choice {
+    background-color: #e4e4e4;
+    border: 1px solid #aaa;
+    border-radius: 4px;
+    cursor: default;
+    float: left;
+    margin-right: 5px;
+    margin-top: 5px;
+    padding: 0 5px; }
+  .select2-container--classic .select2-selection--multiple .select2-selection__choice__remove {
+    color: #888;
+    cursor: pointer;
+    display: inline-block;
+    font-weight: bold;
+    margin-right: 2px; }
+    .select2-container--classic .select2-selection--multiple .select2-selection__choice__remove:hover {
+      color: #555; }
+
+.select2-container--classic[dir="rtl"] .select2-selection--multiple .select2-selection__choice {
+  float: right;
+  margin-left: 5px;
+  margin-right: auto; }
+
+.select2-container--classic[dir="rtl"] .select2-selection--multiple .select2-selection__choice__remove {
+  margin-left: 2px;
+  margin-right: auto; }
+
+.select2-container--classic.select2-container--open .select2-selection--multiple {
+  border: 1px solid #5897fb; }
+
+.select2-container--classic.select2-container--open.select2-container--above .select2-selection--multiple {
+  border-top: none;
+  border-top-left-radius: 0;
+  border-top-right-radius: 0; }
+
+.select2-container--classic.select2-container--open.select2-container--below .select2-selection--multiple {
+  border-bottom: none;
+  border-bottom-left-radius: 0;
+  border-bottom-right-radius: 0; }
+
+.select2-container--classic .select2-search--dropdown .select2-search__field {
+  border: 1px solid #aaa;
+  outline: 0; }
+
+.select2-container--classic .select2-search--inline .select2-search__field {
+  outline: 0;
+  box-shadow: none; }
+
+.select2-container--classic .select2-dropdown {
+  background-color: white;
+  border: 1px solid transparent; }
+
+.select2-container--classic .select2-dropdown--above {
+  border-bottom: none; }
+
+.select2-container--classic .select2-dropdown--below {
+  border-top: none; }
+
+.select2-container--classic .select2-results > .select2-results__options {
+  max-height: 200px;
+  overflow-y: auto; }
+
+.select2-container--classic .select2-results__option[role=group] {
+  padding: 0; }
+
+.select2-container--classic .select2-results__option[aria-disabled=true] {
+  color: grey; }
+
+.select2-container--classic .select2-results__option--highlighted[aria-selected] {
+  background-color: #3875d7;
+  color: white; }
+
+.select2-container--classic .select2-results__group {
+  cursor: default;
+  display: block;
+  padding: 6px; }
+
+.select2-container--classic.select2-container--open .select2-dropdown {
+  border-color: #5897fb; }

static/admin/css/widgets.css

@@ -0,0 +1,613 @@
+/* SELECTOR (FILTER INTERFACE) */
+
+.selector {
+    display: flex;
+    flex: 1;
+    gap: 0 10px;
+}
+
+.selector select {
+    height: 17.2em;
+    flex: 1 0 auto;
+    overflow: scroll;
+    width: 100%;
+}
+
+.selector-available, .selector-chosen {
+    display: flex;
+    flex-direction: column;
+    flex: 1 1;
+}
+
+.selector-available-title, .selector-chosen-title {
+    border: 1px solid var(--border-color);
+    border-radius: 4px 4px 0 0;
+}
+
+.selector .helptext {
+    font-size: 0.6875rem;
+}
+
+.selector-chosen .list-footer-display {
+    border: 1px solid var(--border-color);
+    border-top: none;
+    border-radius: 0 0 4px 4px;
+    margin: 0 0 10px;
+    padding: 8px;
+    text-align: center;
+    background: var(--primary);
+    color: var(--header-link-color);
+    cursor: pointer;
+}
+.selector-chosen .list-footer-display__clear {
+    color: var(--breadcrumbs-fg);
+}
+
+.selector-chosen-title {
+    background: var(--secondary);
+    color: var(--header-link-color);
+    padding: 8px;
+}
+
+.selector-chosen-title label {
+    color: var(--header-link-color);
+    width: 100%;
+}
+
+.selector-available-title {
+    background: var(--darkened-bg);
+    color: var(--body-quiet-color);
+    padding: 8px;
+}
+
+.selector-available-title label {
+    width: 100%;
+}
+
+.selector .selector-filter {
+    border: 1px solid var(--border-color);
+    border-width: 0 1px;
+    padding: 8px;
+    color: var(--body-quiet-color);
+    font-size: 0.625rem;
+    margin: 0;
+    text-align: left;
+    display: flex;
+    gap: 8px;
+}
+
+.selector .selector-filter label,
+.inline-group .aligned .selector .selector-filter label {
+    float: left;
+    margin: 7px 0 0;
+    width: 18px;
+    height: 18px;
+    padding: 0;
+    overflow: hidden;
+    line-height: 1;
+    min-width: auto;
+}
+
+.selector-filter input {
+    flex-grow: 1;
+}
+
+.selector ul.selector-chooser {
+    align-self: center;
+    width: 30px;
+    background-color: var(--selected-bg);
+    border-radius: 10px;
+    margin: 0;
+    padding: 0;
+    transform: translateY(-17px);
+}
+
+.selector-chooser li {
+    margin: 0;
+    padding: 3px;
+    list-style-type: none;
+}
+
+.selector select {
+    padding: 0 10px;
+    margin: 0 0 10px;
+    border-radius: 0 0 4px 4px;
+}
+.selector .selector-chosen--with-filtered select {
+    margin: 0;
+    border-radius: 0;
+    height: 14em;
+}
+
+.selector .selector-chosen:not(.selector-chosen--with-filtered) .list-footer-display {
+    display: none;
+}
+
+.selector-add, .selector-remove {
+    width: 24px;
+    height: 24px;
+    display: block;
+    text-indent: -3000px;
+    overflow: hidden;
+    cursor: default;
+    opacity: 0.55;
+    border: none;
+}
+
+:enabled.selector-add, :enabled.selector-remove {
+    opacity: 1;
+}
+
+:enabled.selector-add:hover, :enabled.selector-remove:hover {
+    cursor: pointer;
+}
+
+.selector-add {
+    background: url(../img/selector-icons.svg) 0 -144px no-repeat;
+    background-size: 24px auto;
+}
+
+:enabled.selector-add:focus, :enabled.selector-add:hover {
+    background-position: 0 -168px;
+}
+
+.selector-remove {
+    background: url(../img/selector-icons.svg) 0 -96px no-repeat;
+    background-size: 24px auto;
+}
+
+:enabled.selector-remove:focus, :enabled.selector-remove:hover {
+    background-position: 0 -120px;
+}
+
+.selector-chooseall, .selector-clearall {
+    display: inline-block;
+    height: 16px;
+    text-align: left;
+    margin: 0 auto;
+    overflow: hidden;
+    font-weight: bold;
+    line-height: 16px;
+    color: var(--body-quiet-color);
+    text-decoration: none;
+    opacity: 0.55;
+    border: none;
+}
+
+:enabled.selector-chooseall:focus, :enabled.selector-clearall:focus,
+:enabled.selector-chooseall:hover, :enabled.selector-clearall:hover {
+    color: var(--link-fg);
+}
+
+:enabled.selector-chooseall, :enabled.selector-clearall {
+    opacity: 1;
+}
+
+:enabled.selector-chooseall:hover, :enabled.selector-clearall:hover {
+    cursor: pointer;
+}
+
+.selector-chooseall {
+    padding: 0 18px 0 0;
+    background: url(../img/selector-icons.svg) right -160px no-repeat;
+    cursor: default;
+}
+
+:enabled.selector-chooseall:focus, :enabled.selector-chooseall:hover {
+    background-position: 100% -176px;
+}
+
+.selector-clearall {
+    padding: 0 0 0 18px;
+    background: url(../img/selector-icons.svg) 0 -128px no-repeat;
+    cursor: default;
+}
+
+:enabled.selector-clearall:focus, :enabled.selector-clearall:hover {
+    background-position: 0 -144px;
+}
+
+/* STACKED SELECTORS */
+
+.stacked {
+    float: left;
+    width: 490px;
+    display: block;
+}
+
+.stacked select {
+    width: 480px;
+    height: 10.1em;
+}
+
+.stacked .selector-available, .stacked .selector-chosen {
+    width: 480px;
+}
+
+.stacked .selector-available {
+    margin-bottom: 0;
+}
+
+.stacked .selector-available input {
+    width: 422px;
+}
+
+.stacked ul.selector-chooser {
+    display: flex;
+    height: 30px;
+    width: 64px;
+    margin: 0 0 10px 40%;
+    background-color: #eee;
+    border-radius: 10px;
+    transform: none;
+}
+
+.stacked .selector-chooser li {
+    float: left;
+    padding: 3px 3px 3px 5px;
+}
+
+.stacked .selector-chooseall, .stacked .selector-clearall {
+    display: none;
+}
+
+.stacked .selector-add {
+    background: url(../img/selector-icons.svg) 0 -48px no-repeat;
+    background-size: 24px auto;
+    cursor: default;
+}
+
+.stacked :enabled.selector-add {
+    background-position: 0 -48px;
+    cursor: pointer;
+}
+
+.stacked :enabled.selector-add:focus, .stacked :enabled.selector-add:hover {
+    background-position: 0 -72px;
+    cursor: pointer;
+}
+
+.stacked .selector-remove {
+    background: url(../img/selector-icons.svg) 0 0 no-repeat;
+    background-size: 24px auto;
+    cursor: default;
+}
+
+.stacked :enabled.selector-remove {
+    background-position: 0 0px;
+    cursor: pointer;
+}
+
+.stacked :enabled.selector-remove:focus, .stacked :enabled.selector-remove:hover {
+    background-position: 0 -24px;
+    cursor: pointer;
+}
+
+.selector .help-icon {
+    background: url(../img/icon-unknown.svg) 0 0 no-repeat;
+    display: inline-block;
+    vertical-align: middle;
+    margin: -2px 0 0 2px;
+    width: 13px;
+    height: 13px;
+}
+
+.selector .selector-chosen .help-icon {
+    background: url(../img/icon-unknown-alt.svg) 0 0 no-repeat;
+}
+
+.selector .search-label-icon {
+    background: url(../img/search.svg) 0 0 no-repeat;
+    display: inline-block;
+    height: 1.125rem;
+    width: 1.125rem;
+}
+
+/* DATE AND TIME */
+
+p.datetime {
+    line-height: 20px;
+    margin: 0;
+    padding: 0;
+    color: var(--body-quiet-color);
+    font-weight: bold;
+}
+
+.datetime span {
+    white-space: nowrap;
+    font-weight: normal;
+    font-size: 0.6875rem;
+    color: var(--body-quiet-color);
+}
+
+.datetime input, .form-row .datetime input.vDateField, .form-row .datetime input.vTimeField {
+    margin-left: 5px;
+    margin-bottom: 4px;
+}
+
+table p.datetime {
+    font-size: 0.6875rem;
+    margin-left: 0;
+    padding-left: 0;
+}
+
+.datetimeshortcuts .clock-icon, .datetimeshortcuts .date-icon {
+    position: relative;
+    display: inline-block;
+    vertical-align: middle;
+    height: 24px;
+    width: 24px;
+    overflow: hidden;
+}
+
+.datetimeshortcuts .clock-icon {
+    background: url(../img/icon-clock.svg) 0 0 no-repeat;
+    background-size: 24px auto;
+}
+
+.datetimeshortcuts a:focus .clock-icon,
+.datetimeshortcuts a:hover .clock-icon {
+    background-position: 0 -24px;
+}
+
+.datetimeshortcuts .date-icon {
+    background: url(../img/icon-calendar.svg) 0 0 no-repeat;
+    background-size: 24px auto;
+    top: -1px;
+}
+
+.datetimeshortcuts a:focus .date-icon,
+.datetimeshortcuts a:hover .date-icon {
+    background-position: 0 -24px;
+}
+
+.timezonewarning {
+    font-size: 0.6875rem;
+    color: var(--body-quiet-color);
+}
+
+/* URL */
+
+p.url {
+    line-height: 20px;
+    margin: 0;
+    padding: 0;
+    color: var(--body-quiet-color);
+    font-size: 0.6875rem;
+    font-weight: bold;
+}
+
+.url a {
+    font-weight: normal;
+}
+
+/* FILE UPLOADS */
+
+p.file-upload {
+    line-height: 20px;
+    margin: 0;
+    padding: 0;
+    color: var(--body-quiet-color);
+    font-size: 0.6875rem;
+    font-weight: bold;
+}
+
+.file-upload a {
+    font-weight: normal;
+}
+
+.file-upload .deletelink {
+    margin-left: 5px;
+}
+
+span.clearable-file-input label {
+    color: var(--body-fg);
+    font-size: 0.6875rem;
+    display: inline;
+    float: none;
+}
+
+/* CALENDARS & CLOCKS */
+
+.calendarbox, .clockbox {
+    margin: 5px auto;
+    font-size: 0.75rem;
+    width: 19em;
+    text-align: center;
+    background: var(--body-bg);
+    color: var(--body-fg);
+    border: 1px solid var(--hairline-color);
+    border-radius: 4px;
+    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.15);
+    overflow: hidden;
+    position: relative;
+}
+
+.clockbox {
+    width: auto;
+}
+
+.calendar {
+    margin: 0;
+    padding: 0;
+}
+
+.calendar table {
+    margin: 0;
+    padding: 0;
+    border-collapse: collapse;
+    background: white;
+    width: 100%;
+}
+
+.calendar caption, .calendarbox h2 {
+    margin: 0;
+    text-align: center;
+    border-top: none;
+    font-weight: 700;
+    font-size: 0.75rem;
+    color: #333;
+    background: var(--accent);
+}
+
+.calendar th {
+    padding: 8px 5px;
+    background: var(--darkened-bg);
+    border-bottom: 1px solid var(--border-color);
+    font-weight: 400;
+    font-size: 0.75rem;
+    text-align: center;
+    color: var(--body-quiet-color);
+}
+
+.calendar td {
+    font-weight: 400;
+    font-size: 0.75rem;
+    text-align: center;
+    padding: 0;
+    border-top: 1px solid var(--hairline-color);
+    border-bottom: none;
+}
+
+.calendar td.selected a {
+    background: var(--secondary);
+    color: var(--button-fg);
+}
+
+.calendar td.nonday {
+    background: var(--darkened-bg);
+}
+
+.calendar td.today a {
+    font-weight: 700;
+}
+
+.calendar td a, .timelist a {
+    display: block;
+    font-weight: 400;
+    padding: 6px;
+    text-decoration: none;
+    color: var(--body-quiet-color);
+}
+
+.calendar td a:focus, .timelist a:focus,
+.calendar td a:hover, .timelist a:hover {
+    background: var(--primary);
+    color: white;
+}
+
+.calendar td a:active, .timelist a:active {
+    background: var(--header-bg);
+    color: white;
+}
+
+.calendarnav {
+    font-size: 0.625rem;
+    text-align: center;
+    color: #ccc;
+    margin: 0;
+    padding: 1px 3px;
+}
+
+.calendarnav a:link, #calendarnav a:visited,
+#calendarnav a:focus, #calendarnav a:hover {
+    color: var(--body-quiet-color);
+}
+
+.calendar-shortcuts {
+    background: var(--body-bg);
+    color: var(--body-quiet-color);
+    font-size: 0.6875rem;
+    line-height: 0.6875rem;
+    border-top: 1px solid var(--hairline-color);
+    padding: 8px 0;
+}
+
+.calendarbox .calendarnav-previous, .calendarbox .calendarnav-next {
+    display: block;
+    position: absolute;
+    top: 8px;
+    width: 15px;
+    height: 15px;
+    text-indent: -9999px;
+    padding: 0;
+}
+
+.calendarnav-previous {
+    left: 10px;
+    background: url(../img/calendar-icons.svg) 0 0 no-repeat;
+}
+
+.calendarnav-next {
+    right: 10px;
+    background: url(../img/calendar-icons.svg) 0 -15px no-repeat;
+}
+
+.calendar-cancel {
+    margin: 0;
+    padding: 4px 0;
+    font-size: 0.75rem;
+    background: var(--close-button-bg);
+    border-top: 1px solid var(--border-color);
+    color: var(--button-fg);
+}
+
+.calendar-cancel:focus, .calendar-cancel:hover {
+    background: var(--close-button-hover-bg);
+}
+
+.calendar-cancel a {
+    color: var(--button-fg);
+    display: block;
+}
+
+ul.timelist, .timelist li {
+    list-style-type: none;
+    margin: 0;
+    padding: 0;
+}
+
+.timelist a {
+    padding: 2px;
+}
+
+/* EDIT INLINE */
+
+.inline-deletelink {
+    float: right;
+    text-indent: -9999px;
+    background: url(../img/inline-delete.svg) 0 0 no-repeat;
+    width: 1.5rem;
+    height: 1.5rem;
+    border: 0px none;
+    margin-bottom: .25rem;
+}
+
+.inline-deletelink:focus, .inline-deletelink:hover {
+    cursor: pointer;
+}
+
+/* RELATED WIDGET WRAPPER */
+.related-widget-wrapper {
+    display: flex;
+    gap: 0 10px;
+    flex-grow: 1;
+    flex-wrap: wrap;
+    margin-bottom: 5px;
+}
+
+.related-widget-wrapper-link {
+    opacity: .6;
+    filter: grayscale(1);
+}
+
+.related-widget-wrapper-link:link {
+    opacity: 1;
+    filter: grayscale(0);
+}
+
+/* GIS MAPS */
+.dj_map {
+    width: 600px;
+    height: 400px;
+}

static/admin/img/LICENSE

@@ -0,0 +1,20 @@
+The MIT License (MIT)
+
+Copyright (c) 2014 Code Charm Ltd
+
+Permission is hereby granted, free of charge, to any person obtaining a copy of
+this software and associated documentation files (the "Software"), to deal in
+the Software without restriction, including without limitation the rights to
+use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+the Software, and to permit persons to whom the Software is furnished to do so,
+subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

static/admin/img/README.txt

@@ -0,0 +1,7 @@
+All icons are taken from Font Awesome (https://fontawesome.com/) project.
+The Font Awesome font is licensed under the SIL OFL 1.1:
+- https://scripts.sil.org/OFL
+
+SVG icons source: https://github.com/encharm/Font-Awesome-SVG-PNG
+Font-Awesome-SVG-PNG is licensed under the MIT license (see file license
+in current folder).

static/admin/img/calendar-icons.svg

@@ -0,0 +1,63 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<svg
+   width="15"
+   height="30"
+   viewBox="0 0 1792 3584"
+   version="1.1"
+   id="svg5"
+   sodipodi:docname="calendar-icons.svg"
+   inkscape:version="1.3.2 (091e20ef0f, 2023-11-25, custom)"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns:xlink="http://www.w3.org/1999/xlink"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:svg="http://www.w3.org/2000/svg">
+  <sodipodi:namedview
+     id="namedview5"
+     pagecolor="#ffffff"
+     bordercolor="#666666"
+     borderopacity="1.0"
+     inkscape:showpageshadow="2"
+     inkscape:pageopacity="0.0"
+     inkscape:pagecheckerboard="0"
+     inkscape:deskcolor="#d1d1d1"
+     showgrid="false"
+     inkscape:zoom="13.3"
+     inkscape:cx="15.526316"
+     inkscape:cy="20.977444"
+     inkscape:window-width="1920"
+     inkscape:window-height="1011"
+     inkscape:window-x="0"
+     inkscape:window-y="0"
+     inkscape:window-maximized="1"
+     inkscape:current-layer="svg5" />
+  <defs
+     id="defs2">
+    <g
+       id="previous">
+      <path
+         d="m 1037,1395 102,-102 q 19,-19 19,-45 0,-26 -19,-45 L 832,896 1139,589 q 19,-19 19,-45 0,-26 -19,-45 L 1037,397 q -19,-19 -45,-19 -26,0 -45,19 L 493,851 q -19,19 -19,45 0,26 19,45 l 454,454 q 19,19 45,19 26,0 45,-19 z m 627,-499 q 0,209 -103,385.5 Q 1458,1458 1281.5,1561 1105,1664 896,1664 687,1664 510.5,1561 334,1458 231,1281.5 128,1105 128,896 128,687 231,510.5 334,334 510.5,231 687,128 896,128 1105,128 1281.5,231 1458,334 1561,510.5 1664,687 1664,896 Z"
+         id="path1" />
+    </g>
+    <g
+       id="next">
+      <path
+         d="m 845,1395 454,-454 q 19,-19 19,-45 0,-26 -19,-45 L 845,397 q -19,-19 -45,-19 -26,0 -45,19 L 653,499 q -19,19 -19,45 0,26 19,45 l 307,307 -307,307 q -19,19 -19,45 0,26 19,45 l 102,102 q 19,19 45,19 26,0 45,-19 z m 819,-499 q 0,209 -103,385.5 Q 1458,1458 1281.5,1561 1105,1664 896,1664 687,1664 510.5,1561 334,1458 231,1281.5 128,1105 128,896 128,687 231,510.5 334,334 510.5,231 687,128 896,128 1105,128 1281.5,231 1458,334 1561,510.5 1664,687 1664,896 Z"
+         id="path2" />
+    </g>
+  </defs>
+  <use
+     xlink:href="#next"
+     x="0"
+     y="5376"
+     fill="#000000"
+     id="use5"
+     transform="translate(0,-3584)" />
+  <use
+     xlink:href="#previous"
+     x="0"
+     y="0"
+     fill="#333333"
+     id="use2"
+     style="fill:#000000;fill-opacity:1" />
+</svg>

static/admin/img/gis/move_vertex_off.svg

@@ -0,0 +1 @@
+<svg width="24" height="22" viewBox="0 0 847 779" xmlns="http://www.w3.org/2000/svg"><g><path fill="#EBECE6" d="M120 1h607c66 0 120 54 120 120v536c0 66-54 120-120 120h-607c-66 0-120-54-120-120v-536c0-66 54-120 120-120z"/><path fill="#9E9E93" d="M120 1h607c66 0 120 54 120 120v536c0 66-54 120-120 120h-607c-66 0-120-54-120-120v-536c0-66 54-120 120-120zm607 25h-607c-26 0-50 11-67 28-17 18-28 41-28 67v536c0 27 11 50 28 68 17 17 41 27 67 27h607c26 0 49-10 67-27 17-18 28-41 28-68v-536c0-26-11-49-28-67-18-17-41-28-67-28z"/><path stroke="#A9A8A4" stroke-width="20" d="M706 295l-68 281"/><path stroke="#E47474" stroke-width="20" d="M316 648l390-353M141 435l175 213"/><path stroke="#C9C9C9" stroke-width="20" d="M319 151l-178 284M706 295l-387-144"/><g fill="#040405"><path d="M319 111c22 0 40 18 40 40s-18 40-40 40-40-18-40-40 18-40 40-40zM141 395c22 0 40 18 40 40s-18 40-40 40c-23 0-41-18-41-40s18-40 41-40zM316 608c22 0 40 18 40 40 0 23-18 41-40 41s-40-18-40-41c0-22 18-40 40-40zM706 254c22 0 40 18 40 41 0 22-18 40-40 40s-40-18-40-40c0-23 18-41 40-41zM638 536c22 0 40 18 40 40s-18 40-40 40-40-18-40-40 18-40 40-40z"/></g></g></svg>

static/admin/img/gis/move_vertex_on.svg

@@ -0,0 +1 @@
+<svg width="24" height="22" viewBox="0 0 847 779" xmlns="http://www.w3.org/2000/svg"><g><path fill="#F1C02A" d="M120 1h607c66 0 120 54 120 120v536c0 66-54 120-120 120h-607c-66 0-120-54-120-120v-536c0-66 54-120 120-120z"/><path fill="#9E9E93" d="M120 1h607c66 0 120 54 120 120v536c0 66-54 120-120 120h-607c-66 0-120-54-120-120v-536c0-66 54-120 120-120zm607 25h-607c-26 0-50 11-67 28-17 18-28 41-28 67v536c0 27 11 50 28 68 17 17 41 27 67 27h607c26 0 49-10 67-27 17-18 28-41 28-68v-536c0-26-11-49-28-67-18-17-41-28-67-28z"/><path stroke="#A9A8A4" stroke-width="20" d="M706 295l-68 281"/><path stroke="#E47474" stroke-width="20" d="M316 648l390-353M141 435l175 213"/><path stroke="#C9A741" stroke-width="20" d="M319 151l-178 284M706 295l-387-144"/><g fill="#040405"><path d="M319 111c22 0 40 18 40 40s-18 40-40 40-40-18-40-40 18-40 40-40zM141 395c22 0 40 18 40 40s-18 40-40 40c-23 0-41-18-41-40s18-40 41-40zM316 608c22 0 40 18 40 40 0 23-18 41-40 41s-40-18-40-41c0-22 18-40 40-40zM706 254c22 0 40 18 40 41 0 22-18 40-40 40s-40-18-40-40c0-23 18-41 40-41zM638 536c22 0 40 18 40 40s-18 40-40 40-40-18-40-40 18-40 40-40z"/></g></g></svg>

static/admin/img/icon-addlink.svg

@@ -0,0 +1,3 @@
+<svg width="13" height="13" viewBox="0 0 1792 1792" xmlns="http://www.w3.org/2000/svg">
+  <path fill="#5fa225" d="M1600 796v192q0 40-28 68t-68 28h-416v416q0 40-28 68t-68 28h-192q-40 0-68-28t-28-68v-416h-416q-40 0-68-28t-28-68v-192q0-40 28-68t68-28h416v-416q0-40 28-68t68-28h192q40 0 68 28t28 68v416h416q40 0 68 28t28 68z"/>
+</svg>

static/admin/img/icon-alert.svg

@@ -0,0 +1,3 @@
+<svg width="14" height="14" viewBox="0 0 1792 1792" xmlns="http://www.w3.org/2000/svg">
+  <path fill="#efb80b" d="M1024 1375v-190q0-14-9.5-23.5t-22.5-9.5h-192q-13 0-22.5 9.5t-9.5 23.5v190q0 14 9.5 23.5t22.5 9.5h192q13 0 22.5-9.5t9.5-23.5zm-2-374l18-459q0-12-10-19-13-11-24-11h-220q-11 0-24 11-10 7-10 21l17 457q0 10 10 16.5t24 6.5h185q14 0 23.5-6.5t10.5-16.5zm-14-934l768 1408q35 63-2 126-17 29-46.5 46t-63.5 17h-1536q-34 0-63.5-17t-46.5-46q-37-63-2-126l768-1408q17-31 47-49t65-18 65 18 47 49z"/>
+</svg>

static/admin/img/icon-calendar.svg

@@ -0,0 +1,9 @@
+<svg width="16" height="32" viewBox="0 0 1792 3584" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
+  <defs>
+    <g id="icon">
+      <path d="M192 1664h288v-288h-288v288zm352 0h320v-288h-320v288zm-352-352h288v-320h-288v320zm352 0h320v-320h-320v320zm-352-384h288v-288h-288v288zm736 736h320v-288h-320v288zm-384-736h320v-288h-320v288zm768 736h288v-288h-288v288zm-384-352h320v-320h-320v320zm-352-864v-288q0-13-9.5-22.5t-22.5-9.5h-64q-13 0-22.5 9.5t-9.5 22.5v288q0 13 9.5 22.5t22.5 9.5h64q13 0 22.5-9.5t9.5-22.5zm736 864h288v-320h-288v320zm-384-384h320v-288h-320v288zm384 0h288v-288h-288v288zm32-480v-288q0-13-9.5-22.5t-22.5-9.5h-64q-13 0-22.5 9.5t-9.5 22.5v288q0 13 9.5 22.5t22.5 9.5h64q13 0 22.5-9.5t9.5-22.5zm384-64v1280q0 52-38 90t-90 38h-1408q-52 0-90-38t-38-90v-1280q0-52 38-90t90-38h128v-96q0-66 47-113t113-47h64q66 0 113 47t47 113v96h384v-96q0-66 47-113t113-47h64q66 0 113 47t47 113v96h128q52 0 90 38t38 90z"/>
+    </g>
+  </defs>
+  <use xlink:href="#icon" x="0" y="0" fill="#447e9b" />
+  <use xlink:href="#icon" x="0" y="1792" fill="#003366" />
+</svg>

static/admin/img/icon-changelink.svg

@@ -0,0 +1,3 @@
+<svg width="13" height="13" viewBox="0 0 1792 1792" xmlns="http://www.w3.org/2000/svg">
+  <path fill="#b48c08" d="M491 1536l91-91-235-235-91 91v107h128v128h107zm523-928q0-22-22-22-10 0-17 7l-542 542q-7 7-7 17 0 22 22 22 10 0 17-7l542-542q7-7 7-17zm-54-192l416 416-832 832h-416v-416zm683 96q0 53-37 90l-166 166-416-416 166-165q36-38 90-38 53 0 91 38l235 234q37 39 37 91z"/>
+</svg>

static/admin/img/icon-clock.svg

@@ -0,0 +1,9 @@
+<svg width="16" height="32" viewBox="0 0 1792 3584" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
+  <defs>
+    <g id="icon">
+      <path d="M1024 544v448q0 14-9 23t-23 9h-320q-14 0-23-9t-9-23v-64q0-14 9-23t23-9h224v-352q0-14 9-23t23-9h64q14 0 23 9t9 23zm416 352q0-148-73-273t-198-198-273-73-273 73-198 198-73 273 73 273 198 198 273 73 273-73 198-198 73-273zm224 0q0 209-103 385.5t-279.5 279.5-385.5 103-385.5-103-279.5-279.5-103-385.5 103-385.5 279.5-279.5 385.5-103 385.5 103 279.5 279.5 103 385.5z"/>
+    </g>
+  </defs>
+  <use xlink:href="#icon" x="0" y="0" fill="#447e9b" />
+  <use xlink:href="#icon" x="0" y="1792" fill="#003366" />
+</svg>

static/admin/img/icon-deletelink.svg

@@ -0,0 +1,3 @@
+<svg width="14" height="14" viewBox="0 0 1792 1792" xmlns="http://www.w3.org/2000/svg">
+  <path fill="#dd4646" d="M1490 1322q0 40-28 68l-136 136q-28 28-68 28t-68-28l-294-294-294 294q-28 28-68 28t-68-28l-136-136q-28-28-28-68t28-68l294-294-294-294q-28-28-28-68t28-68l136-136q28-28 68-28t68 28l294 294 294-294q28-28 68-28t68 28l136 136q28 28 28 68t-28 68l-294 294 294 294q28 28 28 68z"/>
+</svg>

static/admin/img/icon-hidelink.svg

@@ -0,0 +1,3 @@
+<svg width="13" height="13" viewBox="0 0 1792 1792" xmlns="http://www.w3.org/2000/svg">
+  <path fill="#2b70bf" d="m555 1335 78-141q-87-63-136-159t-49-203q0-121 61-225-229 117-381 353 167 258 427 375zm389-759q0-20-14-34t-34-14q-125 0-214.5 89.5T592 832q0 20 14 34t34 14 34-14 14-34q0-86 61-147t147-61q20 0 34-14t14-34zm363-191q0 7-1 9-105 188-315 566t-316 567l-49 89q-10 16-28 16-12 0-134-70-16-10-16-28 0-12 44-87-143-65-263.5-173T20 1029Q0 998 0 960t20-69q153-235 380-371t496-136q89 0 180 17l54-97q10-16 28-16 5 0 18 6t31 15.5 33 18.5 31.5 18.5T1291 358q16 10 16 27zm37 447q0 139-79 253.5T1056 1250l280-502q8 45 8 84zm448 128q0 35-20 69-39 64-109 145-150 172-347.5 267T896 1536l74-132q212-18 392.5-137T1664 960q-115-179-282-294l63-112q95 64 182.5 153T1772 891q20 34 20 69z"/>
+</svg>

static/admin/img/icon-no.svg

@@ -0,0 +1,3 @@
+<svg width="13" height="13" viewBox="0 0 1792 1792" xmlns="http://www.w3.org/2000/svg">
+  <path fill="#dd4646" d="M1277 1122q0-26-19-45l-181-181 181-181q19-19 19-45 0-27-19-46l-90-90q-19-19-46-19-26 0-45 19l-181 181-181-181q-19-19-45-19-27 0-46 19l-90 90q-19 19-19 46 0 26 19 45l181 181-181 181q-19 19-19 45 0 27 19 46l90 90q19 19 46 19 26 0 45-19l181-181 181 181q19 19 45 19 27 0 46-19l90-90q19-19 19-46zm387-226q0 209-103 385.5t-279.5 279.5-385.5 103-385.5-103-279.5-279.5-103-385.5 103-385.5 279.5-279.5 385.5-103 385.5 103 279.5 279.5 103 385.5z"/>
+</svg>

static/admin/img/icon-unknown-alt.svg

@@ -0,0 +1,3 @@
+<svg width="13" height="13" viewBox="0 0 1792 1792" xmlns="http://www.w3.org/2000/svg">
+  <path fill="#ffffff" d="M1024 1376v-192q0-14-9-23t-23-9h-192q-14 0-23 9t-9 23v192q0 14 9 23t23 9h192q14 0 23-9t9-23zm256-672q0-88-55.5-163t-138.5-116-170-41q-243 0-371 213-15 24 8 42l132 100q7 6 19 6 16 0 25-12 53-68 86-92 34-24 86-24 48 0 85.5 26t37.5 59q0 38-20 61t-68 45q-63 28-115.5 86.5t-52.5 125.5v36q0 14 9 23t23 9h192q14 0 23-9t9-23q0-19 21.5-49.5t54.5-49.5q32-18 49-28.5t46-35 44.5-48 28-60.5 12.5-81zm384 192q0 209-103 385.5t-279.5 279.5-385.5 103-385.5-103-279.5-279.5-103-385.5 103-385.5 279.5-279.5 385.5-103 385.5 103 279.5 279.5 103 385.5z"/>
+</svg>

static/admin/img/icon-unknown.svg

@@ -0,0 +1,3 @@
+<svg width="13" height="13" viewBox="0 0 1792 1792" xmlns="http://www.w3.org/2000/svg">
+  <path fill="#666666" d="M1024 1376v-192q0-14-9-23t-23-9h-192q-14 0-23 9t-9 23v192q0 14 9 23t23 9h192q14 0 23-9t9-23zm256-672q0-88-55.5-163t-138.5-116-170-41q-243 0-371 213-15 24 8 42l132 100q7 6 19 6 16 0 25-12 53-68 86-92 34-24 86-24 48 0 85.5 26t37.5 59q0 38-20 61t-68 45q-63 28-115.5 86.5t-52.5 125.5v36q0 14 9 23t23 9h192q14 0 23-9t9-23q0-19 21.5-49.5t54.5-49.5q32-18 49-28.5t46-35 44.5-48 28-60.5 12.5-81zm384 192q0 209-103 385.5t-279.5 279.5-385.5 103-385.5-103-279.5-279.5-103-385.5 103-385.5 279.5-279.5 385.5-103 385.5 103 279.5 279.5 103 385.5z"/>
+</svg>

static/admin/img/icon-viewlink.svg

@@ -0,0 +1,3 @@
+<svg width="13" height="13" viewBox="0 0 1792 1792" xmlns="http://www.w3.org/2000/svg">
+  <path fill="#2b70bf" d="M1664 960q-152-236-381-353 61 104 61 225 0 185-131.5 316.5t-316.5 131.5-316.5-131.5-131.5-316.5q0-121 61-225-229 117-381 353 133 205 333.5 326.5t434.5 121.5 434.5-121.5 333.5-326.5zm-720-384q0-20-14-34t-34-14q-125 0-214.5 89.5t-89.5 214.5q0 20 14 34t34 14 34-14 14-34q0-86 61-147t147-61q20 0 34-14t14-34zm848 384q0 34-20 69-140 230-376.5 368.5t-499.5 138.5-499.5-139-376.5-368q-20-35-20-69t20-69q140-229 376.5-368t499.5-139 499.5 139 376.5 368q20 35 20 69z"/>
+</svg>

static/admin/img/icon-yes.svg

@@ -0,0 +1,3 @@
+<svg width="13" height="13" viewBox="0 0 1792 1792" xmlns="http://www.w3.org/2000/svg">
+  <path fill="#70bf2b" d="M1412 734q0-28-18-46l-91-90q-19-19-45-19t-45 19l-408 407-226-226q-19-19-45-19t-45 19l-91 90q-18 18-18 46 0 27 18 45l362 362q19 19 45 19 27 0 46-19l543-543q18-18 18-45zm252 162q0 209-103 385.5t-279.5 279.5-385.5 103-385.5-103-279.5-279.5-103-385.5 103-385.5 279.5-279.5 385.5-103 385.5 103 279.5 279.5 103 385.5z"/>
+</svg>

static/admin/img/inline-delete.svg

@@ -0,0 +1,3 @@
+<svg viewBox="0 0 1792 1792" xmlns="http://www.w3.org/2000/svg">
+  <path fill="#999999" d="M1277 1122q0-26-19-45l-181-181 181-181q19-19 19-45 0-27-19-46l-90-90q-19-19-46-19-26 0-45 19l-181 181-181-181q-19-19-45-19-27 0-46 19l-90 90q-19 19-19 46 0 26 19 45l181 181-181 181q-19 19-19 45 0 27 19 46l90 90q19 19 46 19 26 0 45-19l181-181 181 181q19 19 45 19 27 0 46-19l90-90q19-19 19-46zm387-226q0 209-103 385.5t-279.5 279.5-385.5 103-385.5-103-279.5-279.5-103-385.5 103-385.5 279.5-279.5 385.5-103 385.5 103 279.5 279.5 103 385.5z"/>
+</svg>

static/admin/img/search.svg

@@ -0,0 +1,3 @@
+<svg width="15" height="15" viewBox="0 0 1792 1792" xmlns="http://www.w3.org/2000/svg">
+  <path fill="#555555" d="M1216 832q0-185-131.5-316.5t-316.5-131.5-316.5 131.5-131.5 316.5 131.5 316.5 316.5 131.5 316.5-131.5 131.5-316.5zm512 832q0 52-38 90t-90 38q-54 0-90-38l-343-342q-179 124-399 124-143 0-273.5-55.5t-225-150-150-225-55.5-273.5 55.5-273.5 150-225 225-150 273.5-55.5 273.5 55.5 225 150 150 225 55.5 273.5q0 220-124 399l343 343q37 37 37 90z"/>
+</svg>

static/admin/img/selector-icons.svg

@@ -0,0 +1,34 @@
+<svg width="16" height="192" viewBox="0 0 1792 21504" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
+  <defs>
+    <g id="up">
+      <path d="M1412 895q0-27-18-45l-362-362-91-91q-18-18-45-18t-45 18l-91 91-362 362q-18 18-18 45t18 45l91 91q18 18 45 18t45-18l189-189v502q0 26 19 45t45 19h128q26 0 45-19t19-45v-502l189 189q19 19 45 19t45-19l91-91q18-18 18-45zm252 1q0 209-103 385.5t-279.5 279.5-385.5 103-385.5-103-279.5-279.5-103-385.5 103-385.5 279.5-279.5 385.5-103 385.5 103 279.5 279.5 103 385.5z"/>
+    </g>
+    <g id="down">
+      <path d="M1412 897q0-27-18-45l-91-91q-18-18-45-18t-45 18l-189 189v-502q0-26-19-45t-45-19h-128q-26 0-45 19t-19 45v502l-189-189q-19-19-45-19t-45 19l-91 91q-18 18-18 45t18 45l362 362 91 91q18 18 45 18t45-18l91-91 362-362q18-18 18-45zm252-1q0 209-103 385.5t-279.5 279.5-385.5 103-385.5-103-279.5-279.5-103-385.5 103-385.5 279.5-279.5 385.5-103 385.5 103 279.5 279.5 103 385.5z"/>
+    </g>
+    <g id="left">
+      <path d="M1408 960v-128q0-26-19-45t-45-19h-502l189-189q19-19 19-45t-19-45l-91-91q-18-18-45-18t-45 18l-362 362-91 91q-18 18-18 45t18 45l91 91 362 362q18 18 45 18t45-18l91-91q18-18 18-45t-18-45l-189-189h502q26 0 45-19t19-45zm256-64q0 209-103 385.5t-279.5 279.5-385.5 103-385.5-103-279.5-279.5-103-385.5 103-385.5 279.5-279.5 385.5-103 385.5 103 279.5 279.5 103 385.5z"/>
+    </g>
+    <g id="right">
+      <path d="M1413 896q0-27-18-45l-91-91-362-362q-18-18-45-18t-45 18l-91 91q-18 18-18 45t18 45l189 189h-502q-26 0-45 19t-19 45v128q0 26 19 45t45 19h502l-189 189q-19 19-19 45t19 45l91 91q18 18 45 18t45-18l362-362 91-91q18-18 18-45zm251 0q0 209-103 385.5t-279.5 279.5-385.5 103-385.5-103-279.5-279.5-103-385.5 103-385.5 279.5-279.5 385.5-103 385.5 103 279.5 279.5 103 385.5z"/>
+    </g>
+    <g id="clearall">
+      <path transform="translate(336, 336) scale(0.75)" d="M1037 1395l102-102q19-19 19-45t-19-45l-307-307 307-307q19-19 19-45t-19-45l-102-102q-19-19-45-19t-45 19l-454 454q-19 19-19 45t19 45l454 454q19 19 45 19t45-19zm627-499q0 209-103 385.5t-279.5 279.5-385.5 103-385.5-103-279.5-279.5-103-385.5 103-385.5 279.5-279.5 385.5-103 385.5 103 279.5 279.5 103 385.5z"/>
+    </g>
+    <g id="chooseall">
+      <path transform="translate(336, 336) scale(0.75)" d="M845 1395l454-454q19-19 19-45t-19-45l-454-454q-19-19-45-19t-45 19l-102 102q-19 19-19 45t19 45l307 307-307 307q-19 19-19 45t19 45l102 102q19 19 45 19t45-19zm819-499q0 209-103 385.5t-279.5 279.5-385.5 103-385.5-103-279.5-279.5-103-385.5 103-385.5 279.5-279.5 385.5-103 385.5 103 279.5 279.5 103 385.5z"/>
+    </g>
+  </defs>
+  <use xlink:href="#up" x="0" y="0" fill="#666666" />
+  <use xlink:href="#up" x="0" y="1792" fill="#447e9b" />
+  <use xlink:href="#down" x="0" y="3584" fill="#666666" />
+  <use xlink:href="#down" x="0" y="5376" fill="#447e9b" />
+  <use xlink:href="#left" x="0" y="7168" fill="#666666" />
+  <use xlink:href="#left" x="0" y="8960" fill="#447e9b" />
+  <use xlink:href="#right" x="0" y="10752" fill="#666666" />
+  <use xlink:href="#right" x="0" y="12544" fill="#447e9b" />
+  <use xlink:href="#clearall" x="0" y="14336" fill="#666666" />
+  <use xlink:href="#clearall" x="0" y="16128" fill="#447e9b" />
+  <use xlink:href="#chooseall" x="0" y="17920" fill="#666666" />
+  <use xlink:href="#chooseall" x="0" y="19712" fill="#447e9b" />
+</svg>

static/admin/img/sorting-icons.svg

@@ -0,0 +1,19 @@
+<svg width="14" height="84" viewBox="0 0 1792 10752" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
+  <defs>
+    <g id="sort">
+      <path d="M1408 1088q0 26-19 45l-448 448q-19 19-45 19t-45-19l-448-448q-19-19-19-45t19-45 45-19h896q26 0 45 19t19 45zm0-384q0 26-19 45t-45 19h-896q-26 0-45-19t-19-45 19-45l448-448q19-19 45-19t45 19l448 448q19 19 19 45z"/>
+    </g>
+    <g id="ascending">
+      <path d="M1408 1216q0 26-19 45t-45 19h-896q-26 0-45-19t-19-45 19-45l448-448q19-19 45-19t45 19l448 448q19 19 19 45z"/>
+    </g>
+    <g id="descending">
+      <path d="M1408 704q0 26-19 45l-448 448q-19 19-45 19t-45-19l-448-448q-19-19-19-45t19-45 45-19h896q26 0 45 19t19 45z"/>
+    </g>
+  </defs>
+  <use xlink:href="#sort" x="0" y="0" fill="#999999" />
+  <use xlink:href="#sort" x="0" y="1792" fill="#447e9b" />
+  <use xlink:href="#ascending" x="0" y="3584" fill="#999999" />
+  <use xlink:href="#ascending" x="0" y="5376" fill="#447e9b" />
+  <use xlink:href="#descending" x="0" y="7168" fill="#999999" />
+  <use xlink:href="#descending" x="0" y="8960" fill="#447e9b" />
+</svg>

static/admin/img/tooltag-add.svg

@@ -0,0 +1,3 @@
+<svg width="13" height="13" viewBox="0 0 1792 1792" xmlns="http://www.w3.org/2000/svg">
+  <path fill="#ffffff" d="M1600 736v192q0 40-28 68t-68 28h-416v416q0 40-28 68t-68 28h-192q-40 0-68-28t-28-68v-416h-416q-40 0-68-28t-28-68v-192q0-40 28-68t68-28h416v-416q0-40 28-68t68-28h192q40 0 68 28t28 68v416h416q40 0 68 28t28 68z"/>
+</svg>

static/admin/img/tooltag-arrowright.svg

@@ -0,0 +1,3 @@
+<svg width="13" height="13" viewBox="0 0 1792 1792" xmlns="http://www.w3.org/2000/svg">
+  <path fill="#ffffff" d="M1363 877l-742 742q-19 19-45 19t-45-19l-166-166q-19-19-19-45t19-45l531-531-531-531q-19-19-19-45t19-45l166-166q19-19 45-19t45 19l742 742q19 19 19 45t-19 45z"/>
+</svg>

static/admin/js/SelectBox.js

@@ -0,0 +1,116 @@
+'use strict';
+{
+    const SelectBox = {
+        cache: {},
+        init: function(id) {
+            const box = document.getElementById(id);
+            SelectBox.cache[id] = [];
+            const cache = SelectBox.cache[id];
+            for (const node of box.options) {
+                cache.push({value: node.value, text: node.text, displayed: 1});
+            }
+        },
+        redisplay: function(id) {
+            // Repopulate HTML select box from cache
+            const box = document.getElementById(id);
+            const scroll_value_from_top = box.scrollTop;
+            box.innerHTML = '';
+            for (const node of SelectBox.cache[id]) {
+                if (node.displayed) {
+                    const new_option = new Option(node.text, node.value, false, false);
+                    // Shows a tooltip when hovering over the option
+                    new_option.title = node.text;
+                    box.appendChild(new_option);
+                }
+            }
+            box.scrollTop = scroll_value_from_top;
+        },
+        filter: function(id, text) {
+            // Redisplay the HTML select box, displaying only the choices containing ALL
+            // the words in text. (It's an AND search.)
+            const tokens = text.toLowerCase().split(/\s+/);
+            for (const node of SelectBox.cache[id]) {
+                node.displayed = 1;
+                const node_text = node.text.toLowerCase();
+                for (const token of tokens) {
+                    if (!node_text.includes(token)) {
+                        node.displayed = 0;
+                        break; // Once the first token isn't found we're done
+                    }
+                }
+            }
+            SelectBox.redisplay(id);
+        },
+        get_hidden_node_count(id) {
+            const cache = SelectBox.cache[id] || [];
+            return cache.filter(node => node.displayed === 0).length;
+        },
+        delete_from_cache: function(id, value) {
+            let delete_index = null;
+            const cache = SelectBox.cache[id];
+            for (const [i, node] of cache.entries()) {
+                if (node.value === value) {
+                    delete_index = i;
+                    break;
+                }
+            }
+            cache.splice(delete_index, 1);
+        },
+        add_to_cache: function(id, option) {
+            SelectBox.cache[id].push({value: option.value, text: option.text, displayed: 1});
+        },
+        cache_contains: function(id, value) {
+            // Check if an item is contained in the cache
+            for (const node of SelectBox.cache[id]) {
+                if (node.value === value) {
+                    return true;
+                }
+            }
+            return false;
+        },
+        move: function(from, to) {
+            const from_box = document.getElementById(from);
+            for (const option of from_box.options) {
+                const option_value = option.value;
+                if (option.selected && SelectBox.cache_contains(from, option_value)) {
+                    SelectBox.add_to_cache(to, {value: option_value, text: option.text, displayed: 1});
+                    SelectBox.delete_from_cache(from, option_value);
+                }
+            }
+            SelectBox.redisplay(from);
+            SelectBox.redisplay(to);
+        },
+        move_all: function(from, to) {
+            const from_box = document.getElementById(from);
+            for (const option of from_box.options) {
+                const option_value = option.value;
+                if (SelectBox.cache_contains(from, option_value)) {
+                    SelectBox.add_to_cache(to, {value: option_value, text: option.text, displayed: 1});
+                    SelectBox.delete_from_cache(from, option_value);
+                }
+            }
+            SelectBox.redisplay(from);
+            SelectBox.redisplay(to);
+        },
+        sort: function(id) {
+            SelectBox.cache[id].sort(function(a, b) {
+                a = a.text.toLowerCase();
+                b = b.text.toLowerCase();
+                if (a > b) {
+                    return 1;
+                }
+                if (a < b) {
+                    return -1;
+                }
+                return 0;
+            } );
+        },
+        select_all: function(id) {
+            const box = document.getElementById(id);
+            for (const option of box.options) {
+                option.selected = true;
+            }
+        }
+    };
+    window.SelectBox = SelectBox;
+}

static/admin/js/SelectFilter2.js

@@ -0,0 +1,311 @@
+/*global SelectBox, gettext, ngettext, interpolate, quickElement, SelectFilter*/
+/*
+SelectFilter2 - Turns a multiple-select box into a filter interface.
+
+Requires core.js and SelectBox.js.
+*/
+'use strict';
+{
+    window.SelectFilter = {
+        init: function(field_id, field_name, is_stacked) {
+            if (field_id.match(/__prefix__/)) {
+                // Don't initialize on empty forms.
+                return;
+            }
+            const from_box = document.getElementById(field_id);
+            from_box.id += '_from'; // change its ID
+            from_box.className = 'filtered';
+            from_box.setAttribute('aria-labelledby', field_id + '_from_title');
+
+            for (const p of from_box.parentNode.getElementsByTagName('p')) {
+                if (p.classList.contains("info")) {
+                    // Remove <p class="info">, because it just gets in the way.
+                    from_box.parentNode.removeChild(p);
+                } else if (p.classList.contains("help")) {
+                    // Move help text up to the top so it isn't below the select
+                    // boxes or wrapped off on the side to the right of the add
+                    // button:
+                    from_box.parentNode.insertBefore(p, from_box.parentNode.firstChild);
+                }
+            }
+
+            // <div class="selector"> or <div class="selector stacked">
+            const selector_div = quickElement('div', from_box.parentNode);
+            // Make sure the selector div is at the beginning so that the
+            // add link would be displayed to the right of the widget.
+            from_box.parentNode.prepend(selector_div);
+            selector_div.className = is_stacked ? 'selector stacked' : 'selector';
+
+            // <div class="selector-available">
+            const selector_available = quickElement('div', selector_div);
+            selector_available.className = 'selector-available';
+            const selector_available_title = quickElement('div', selector_available);
+            selector_available_title.id = field_id + '_from_title';
+            selector_available_title.className = 'selector-available-title';
+            quickElement('label', selector_available_title, interpolate(gettext('Available %s') + ' ', [field_name]), 'for', field_id + '_from');
+            quickElement(
+                'p',
+                selector_available_title,
+                interpolate(gettext('Choose %s by selecting them and then select the "Choose" arrow button.'), [field_name]),
+                'class', 'helptext'
+            );
+
+            const filter_p = quickElement('p', selector_available, '', 'id', field_id + '_filter');
+            filter_p.className = 'selector-filter';
+
+            const search_filter_label = quickElement('label', filter_p, '', 'for', field_id + '_input');
+
+            quickElement(
+                'span', search_filter_label, '',
+                'class', 'help-tooltip search-label-icon',
+                'aria-label', interpolate(gettext("Type into this box to filter down the list of available %s."), [field_name])
+            );
+
+            filter_p.appendChild(document.createTextNode(' '));
+
+            const filter_input = quickElement('input', filter_p, '', 'type', 'text', 'placeholder', gettext("Filter"));
+            filter_input.id = field_id + '_input';
+
+            selector_available.appendChild(from_box);
+            const choose_all = quickElement(
+                'button',
+                selector_available,
+                interpolate(gettext('Choose all %s'), [field_name]),
+                'id', field_id + '_add_all',
+                'class', 'selector-chooseall',
+                'type', 'button'
+            );
+
+            // <ul class="selector-chooser">
+            const selector_chooser = quickElement('ul', selector_div);
+            selector_chooser.className = 'selector-chooser';
+            const add_button = quickElement(
+                'button',
+                quickElement('li', selector_chooser),
+                interpolate(gettext('Choose selected %s'), [field_name]),
+                'id', field_id + '_add',
+                'class', 'selector-add',
+                'type', 'button'
+            );
+            const remove_button = quickElement(
+                'button',
+                quickElement('li', selector_chooser),
+                interpolate(gettext('Remove selected %s'), [field_name]),
+                'id', field_id + '_remove',
+                'class', 'selector-remove',
+                'type', 'button'
+            );
+
+            // <div class="selector-chosen">
+            const selector_chosen = quickElement('div', selector_div, '', 'id', field_id + '_selector_chosen');
+            selector_chosen.className = 'selector-chosen';
+            const selector_chosen_title = quickElement('div', selector_chosen);
+            selector_chosen_title.className = 'selector-chosen-title';
+            selector_chosen_title.id = field_id + '_to_title';
+            quickElement('label', selector_chosen_title, interpolate(gettext('Chosen %s') + ' ', [field_name]), 'for', field_id + '_to');
+            quickElement(
+                'p',
+                selector_chosen_title,
+                interpolate(gettext('Remove %s by selecting them and then select the "Remove" arrow button.'), [field_name]),
+                'class', 'helptext'
+            );
+            
+            const filter_selected_p = quickElement('p', selector_chosen, '', 'id', field_id + '_filter_selected');
+            filter_selected_p.className = 'selector-filter';
+
+            const search_filter_selected_label = quickElement('label', filter_selected_p, '', 'for', field_id + '_selected_input');
+
+            quickElement(
+                'span', search_filter_selected_label, '',
+                'class', 'help-tooltip search-label-icon',
+                'aria-label', interpolate(gettext("Type into this box to filter down the list of selected %s."), [field_name])
+            );
+
+            filter_selected_p.appendChild(document.createTextNode(' '));
+
+            const filter_selected_input = quickElement('input', filter_selected_p, '', 'type', 'text', 'placeholder', gettext("Filter"));
+            filter_selected_input.id = field_id + '_selected_input';
+
+            quickElement(
+                'select',
+                selector_chosen,
+                '',
+                'id', field_id + '_to',
+                'multiple', '',
+                'size', from_box.size,
+                'name', from_box.name,
+                'aria-labelledby', field_id + '_to_title',
+                'class', 'filtered'
+            );
+            const warning_footer = quickElement('div', selector_chosen, '', 'class', 'list-footer-display');
+            quickElement('span', warning_footer, '', 'id', field_id + '_list-footer-display-text');
+            quickElement('span', warning_footer, ' ' + gettext('(click to clear)'), 'class', 'list-footer-display__clear');
+            const clear_all = quickElement(
+                'button',
+                selector_chosen,
+                interpolate(gettext('Remove all %s'), [field_name]),
+                'id', field_id + '_remove_all',
+                'class', 'selector-clearall',
+                'type', 'button'
+            );
+
+            from_box.name = from_box.name + '_old';
+
+            // Set up the JavaScript event handlers for the select box filter interface
+            const move_selection = function(e, elem, move_func, from, to) {
+                if (!elem.hasAttribute('disabled')) {
+                    move_func(from, to);
+                    SelectFilter.refresh_icons(field_id);
+                    SelectFilter.refresh_filtered_selects(field_id);
+                    SelectFilter.refresh_filtered_warning(field_id);
+                }
+                e.preventDefault();
+            };
+            choose_all.addEventListener('click', function(e) {
+                move_selection(e, this, SelectBox.move_all, field_id + '_from', field_id + '_to');
+            });
+            add_button.addEventListener('click', function(e) {
+                move_selection(e, this, SelectBox.move, field_id + '_from', field_id + '_to');
+            });
+            remove_button.addEventListener('click', function(e) {
+                move_selection(e, this, SelectBox.move, field_id + '_to', field_id + '_from');
+            });
+            clear_all.addEventListener('click', function(e) {
+                move_selection(e, this, SelectBox.move_all, field_id + '_to', field_id + '_from');
+            });
+            warning_footer.addEventListener('click', function(e) {
+                filter_selected_input.value = '';
+                SelectBox.filter(field_id + '_to', '');
+                SelectFilter.refresh_filtered_warning(field_id);
+                SelectFilter.refresh_icons(field_id);
+            });
+            filter_input.addEventListener('keypress', function(e) {
+                SelectFilter.filter_key_press(e, field_id, '_from', '_to');
+            });
+            filter_input.addEventListener('keyup', function(e) {
+                SelectFilter.filter_key_up(e, field_id, '_from');
+            });
+            filter_input.addEventListener('keydown', function(e) {
+                SelectFilter.filter_key_down(e, field_id, '_from', '_to');
+            });
+            filter_selected_input.addEventListener('keypress', function(e) {
+                SelectFilter.filter_key_press(e, field_id, '_to', '_from');
+            });
+            filter_selected_input.addEventListener('keyup', function(e) {
+                SelectFilter.filter_key_up(e, field_id, '_to', '_selected_input');
+            });
+            filter_selected_input.addEventListener('keydown', function(e) {
+                SelectFilter.filter_key_down(e, field_id, '_to', '_from');
+            });
+            selector_div.addEventListener('change', function(e) {
+                if (e.target.tagName === 'SELECT') {
+                    SelectFilter.refresh_icons(field_id);
+                }
+            });
+            selector_div.addEventListener('dblclick', function(e) {
+                if (e.target.tagName === 'OPTION') {
+                    if (e.target.closest('select').id === field_id + '_to') {
+                        SelectBox.move(field_id + '_to', field_id + '_from');
+                    } else {
+                        SelectBox.move(field_id + '_from', field_id + '_to');
+                    }
+                    SelectFilter.refresh_icons(field_id);
+                }
+            });
+            from_box.closest('form').addEventListener('submit', function() {
+                SelectBox.filter(field_id + '_to', '');
+                SelectBox.select_all(field_id + '_to');
+            });
+            SelectBox.init(field_id + '_from');
+            SelectBox.init(field_id + '_to');
+            // Move selected from_box options to to_box
+            SelectBox.move(field_id + '_from', field_id + '_to');
+
+            // Initial icon refresh
+            SelectFilter.refresh_icons(field_id);
+        },
+        any_selected: function(field) {
+            // Temporarily add the required attribute and check validity.
+            field.required = true;
+            const any_selected = field.checkValidity();
+            field.required = false;
+            return any_selected;
+        },
+        refresh_filtered_warning: function(field_id) {
+            const count = SelectBox.get_hidden_node_count(field_id + '_to');
+            const selector = document.getElementById(field_id + '_selector_chosen');
+            const warning = document.getElementById(field_id + '_list-footer-display-text');
+            selector.className = selector.className.replace('selector-chosen--with-filtered', '');
+            warning.textContent = interpolate(ngettext(
+                '%s selected option not visible',
+                '%s selected options not visible',
+                count
+            ), [count]);
+            if(count > 0) {
+                selector.className += ' selector-chosen--with-filtered';
+            }
+        },
+        refresh_filtered_selects: function(field_id) {
+            SelectBox.filter(field_id + '_from', document.getElementById(field_id + "_input").value);
+            SelectBox.filter(field_id + '_to', document.getElementById(field_id + "_selected_input").value);
+        },
+        refresh_icons: function(field_id) {
+            const from = document.getElementById(field_id + '_from');
+            const to = document.getElementById(field_id + '_to');
+            // Disabled if no items are selected.
+            document.getElementById(field_id + '_add').disabled = !SelectFilter.any_selected(from);
+            document.getElementById(field_id + '_remove').disabled = !SelectFilter.any_selected(to);
+            // Disabled if the corresponding box is empty.
+            document.getElementById(field_id + '_add_all').disabled = !from.querySelector('option');
+            document.getElementById(field_id + '_remove_all').disabled = !to.querySelector('option');
+        },
+        filter_key_press: function(event, field_id, source, target) {
+            const source_box = document.getElementById(field_id + source);
+            // don't submit form if user pressed Enter
+            if ((event.which && event.which === 13) || (event.keyCode && event.keyCode === 13)) {
+                source_box.selectedIndex = 0;
+                SelectBox.move(field_id + source, field_id + target);
+                source_box.selectedIndex = 0;
+                event.preventDefault();
+            }
+        },
+        filter_key_up: function(event, field_id, source, filter_input) {
+            const input = filter_input || '_input';
+            const source_box = document.getElementById(field_id + source);
+            const temp = source_box.selectedIndex;
+            SelectBox.filter(field_id + source, document.getElementById(field_id + input).value);
+            source_box.selectedIndex = temp;
+            SelectFilter.refresh_filtered_warning(field_id);
+            SelectFilter.refresh_icons(field_id);
+        },
+        filter_key_down: function(event, field_id, source, target) {
+            const source_box = document.getElementById(field_id + source);
+            // right key (39) or left key (37)
+            const direction = source === '_from' ? 39 : 37;
+            // right arrow -- move across
+            if ((event.which && event.which === direction) || (event.keyCode && event.keyCode === direction)) {
+                const old_index = source_box.selectedIndex;
+                SelectBox.move(field_id + source, field_id + target);
+                SelectFilter.refresh_filtered_selects(field_id);
+                SelectFilter.refresh_filtered_warning(field_id);
+                source_box.selectedIndex = (old_index === source_box.length) ? source_box.length - 1 : old_index;
+                return;
+            }
+            // down arrow -- wrap around
+            if ((event.which && event.which === 40) || (event.keyCode && event.keyCode === 40)) {
+                source_box.selectedIndex = (source_box.length === source_box.selectedIndex + 1) ? 0 : source_box.selectedIndex + 1;
+            }
+            // up arrow -- wrap around
+            if ((event.which && event.which === 38) || (event.keyCode && event.keyCode === 38)) {
+                source_box.selectedIndex = (source_box.selectedIndex === 0) ? source_box.length - 1 : source_box.selectedIndex - 1;
+            }
+        }
+    };
+
+    window.addEventListener('load', function(e) {
+        document.querySelectorAll('select.selectfilter, select.selectfilterstacked').forEach(function(el) {
+            const data = el.dataset;
+            SelectFilter.init(el.id, data.fieldName, parseInt(data.isStacked, 10));
+        });
+    });
+}

static/admin/js/actions.js

@@ -0,0 +1,204 @@
+/*global gettext, interpolate, ngettext, Actions*/
+'use strict';
+{
+    function show(selector) {
+        document.querySelectorAll(selector).forEach(function(el) {
+            el.classList.remove('hidden');
+        });
+    }
+
+    function hide(selector) {
+        document.querySelectorAll(selector).forEach(function(el) {
+            el.classList.add('hidden');
+        });
+    }
+
+    function showQuestion(options) {
+        hide(options.acrossClears);
+        show(options.acrossQuestions);
+        hide(options.allContainer);
+    }
+
+    function showClear(options) {
+        show(options.acrossClears);
+        hide(options.acrossQuestions);
+        document.querySelector(options.actionContainer).classList.remove(options.selectedClass);
+        show(options.allContainer);
+        hide(options.counterContainer);
+    }
+
+    function reset(options) {
+        hide(options.acrossClears);
+        hide(options.acrossQuestions);
+        hide(options.allContainer);
+        show(options.counterContainer);
+    }
+
+    function clearAcross(options) {
+        reset(options);
+        const acrossInputs = document.querySelectorAll(options.acrossInput);
+        acrossInputs.forEach(function(acrossInput) {
+            acrossInput.value = 0;
+        });
+        document.querySelector(options.actionContainer).classList.remove(options.selectedClass);
+    }
+
+    function checker(actionCheckboxes, options, checked) {
+        if (checked) {
+            showQuestion(options);
+        } else {
+            reset(options);
+        }
+        actionCheckboxes.forEach(function(el) {
+            el.checked = checked;
+            el.closest('tr').classList.toggle(options.selectedClass, checked);
+        });
+    }
+
+    function updateCounter(actionCheckboxes, options) {
+        const sel = Array.from(actionCheckboxes).filter(function(el) {
+            return el.checked;
+        }).length;
+        const counter = document.querySelector(options.counterContainer);
+        // data-actions-icnt is defined in the generated HTML
+        // and contains the total amount of objects in the queryset
+        const actions_icnt = Number(counter.dataset.actionsIcnt);
+        counter.textContent = interpolate(
+            ngettext('%(sel)s of %(cnt)s selected', '%(sel)s of %(cnt)s selected', sel), {
+                sel: sel,
+                cnt: actions_icnt
+            }, true);
+        const allToggle = document.getElementById(options.allToggleId);
+        allToggle.checked = sel === actionCheckboxes.length;
+        if (allToggle.checked) {
+            showQuestion(options);
+        } else {
+            clearAcross(options);
+        }
+    }
+
+    const defaults = {
+        actionContainer: "div.actions",
+        counterContainer: "span.action-counter",
+        allContainer: "div.actions span.all",
+        acrossInput: "div.actions input.select-across",
+        acrossQuestions: "div.actions span.question",
+        acrossClears: "div.actions span.clear",
+        allToggleId: "action-toggle",
+        selectedClass: "selected"
+    };
+
+    window.Actions = function(actionCheckboxes, options) {
+        options = Object.assign({}, defaults, options);
+        let list_editable_changed = false;
+        let lastChecked = null;
+        let shiftPressed = false;
+
+        document.addEventListener('keydown', (event) => {
+            shiftPressed = event.shiftKey;
+        });
+
+        document.addEventListener('keyup', (event) => {
+            shiftPressed = event.shiftKey;
+        });
+
+        document.getElementById(options.allToggleId).addEventListener('click', function(event) {
+            checker(actionCheckboxes, options, this.checked);
+            updateCounter(actionCheckboxes, options);
+        });
+
+        document.querySelectorAll(options.acrossQuestions + " a").forEach(function(el) {
+            el.addEventListener('click', function(event) {
+                event.preventDefault();
+                const acrossInputs = document.querySelectorAll(options.acrossInput);
+                acrossInputs.forEach(function(acrossInput) {
+                    acrossInput.value = 1;
+                });
+                showClear(options);
+            });
+        });
+
+        document.querySelectorAll(options.acrossClears + " a").forEach(function(el) {
+            el.addEventListener('click', function(event) {
+                event.preventDefault();
+                document.getElementById(options.allToggleId).checked = false;
+                clearAcross(options);
+                checker(actionCheckboxes, options, false);
+                updateCounter(actionCheckboxes, options);
+            });
+        });
+
+        function affectedCheckboxes(target, withModifier) {
+            const multiSelect = (lastChecked && withModifier && lastChecked !== target);
+            if (!multiSelect) {
+                return [target];
+            }
+            const checkboxes = Array.from(actionCheckboxes);
+            const targetIndex = checkboxes.findIndex(el => el === target);
+            const lastCheckedIndex = checkboxes.findIndex(el => el === lastChecked);
+            const startIndex = Math.min(targetIndex, lastCheckedIndex);
+            const endIndex = Math.max(targetIndex, lastCheckedIndex);
+            const filtered = checkboxes.filter((el, index) => (startIndex <= index) && (index <= endIndex));
+            return filtered;
+        };
+
+        Array.from(document.getElementById('result_list').tBodies).forEach(function(el) {
+            el.addEventListener('change', function(event) {
+                const target = event.target;
+                if (target.classList.contains('action-select')) {
+                    const checkboxes = affectedCheckboxes(target, shiftPressed);
+                    checker(checkboxes, options, target.checked);
+                    updateCounter(actionCheckboxes, options);
+                    lastChecked = target;
+                } else {
+                    list_editable_changed = true;
+                }
+            });
+        });
+
+        document.querySelector('#changelist-form button[name=index]').addEventListener('click', function(event) {
+            if (list_editable_changed) {
+                const confirmed = confirm(gettext("You have unsaved changes on individual editable fields. If you run an action, your unsaved changes will be lost."));
+                if (!confirmed) {
+                    event.preventDefault();
+                }
+            }
+        });
+
+        const el = document.querySelector('#changelist-form input[name=_save]');
+        // The button does not exist if no fields are editable.
+        if (el) {
+            el.addEventListener('click', function(event) {
+                if (document.querySelector('[name=action]').value) {
+                    const text = list_editable_changed
+                        ? gettext("You have selected an action, but you haven’t saved your changes to individual fields yet. Please click OK to save. You’ll need to re-run the action.")
+                        : gettext("You have selected an action, and you haven’t made any changes on individual fields. You’re probably looking for the Go button rather than the Save button.");
+                    if (!confirm(text)) {
+                        event.preventDefault();
+                    }
+                }
+            });
+        }
+        // Sync counter when navigating to the page, such as through the back
+        // button.
+        window.addEventListener('pageshow', (event) => updateCounter(actionCheckboxes, options));
+    };
+
+    // Call function fn when the DOM is loaded and ready. If it is already
+    // loaded, call the function now.
+    // http://youmightnotneedjquery.com/#ready
+    function ready(fn) {
+        if (document.readyState !== 'loading') {
+            fn();
+        } else {
+            document.addEventListener('DOMContentLoaded', fn);
+        }
+    }
+
+    ready(function() {
+        const actionsEls = document.querySelectorAll('tr input.action-select');
+        if (actionsEls.length > 0) {
+            Actions(actionsEls);
+        }
+    });
+}

static/admin/js/admin/DateTimeShortcuts.js

@@ -0,0 +1,408 @@
+/*global Calendar, findPosX, findPosY, get_format, gettext, gettext_noop, interpolate, ngettext, quickElement*/
+// Inserts shortcut buttons after all of the following:
+//     <input type="text" class="vDateField">
+//     <input type="text" class="vTimeField">
+'use strict';
+{
+    const DateTimeShortcuts = {
+        calendars: [],
+        calendarInputs: [],
+        clockInputs: [],
+        clockHours: {
+            default_: [
+                [gettext_noop('Now'), -1],
+                [gettext_noop('Midnight'), 0],
+                [gettext_noop('6 a.m.'), 6],
+                [gettext_noop('Noon'), 12],
+                [gettext_noop('6 p.m.'), 18]
+            ]
+        },
+        dismissClockFunc: [],
+        dismissCalendarFunc: [],
+        calendarDivName1: 'calendarbox', // name of calendar <div> that gets toggled
+        calendarDivName2: 'calendarin', // name of <div> that contains calendar
+        calendarLinkName: 'calendarlink', // name of the link that is used to toggle
+        clockDivName: 'clockbox', // name of clock <div> that gets toggled
+        clockLinkName: 'clocklink', // name of the link that is used to toggle
+        shortCutsClass: 'datetimeshortcuts', // class of the clock and cal shortcuts
+        timezoneWarningClass: 'timezonewarning', // class of the warning for timezone mismatch
+        timezoneOffset: 0,
+        init: function() {
+            const serverOffset = document.body.dataset.adminUtcOffset;
+            if (serverOffset) {
+                const localOffset = new Date().getTimezoneOffset() * -60;
+                DateTimeShortcuts.timezoneOffset = localOffset - serverOffset;
+            }
+
+            for (const inp of document.getElementsByTagName('input')) {
+                if (inp.type === 'text' && inp.classList.contains('vTimeField')) {
+                    DateTimeShortcuts.addClock(inp);
+                    DateTimeShortcuts.addTimezoneWarning(inp);
+                }
+                else if (inp.type === 'text' && inp.classList.contains('vDateField')) {
+                    DateTimeShortcuts.addCalendar(inp);
+                    DateTimeShortcuts.addTimezoneWarning(inp);
+                }
+            }
+        },
+        // Return the current time while accounting for the server timezone.
+        now: function() {
+            const serverOffset = document.body.dataset.adminUtcOffset;
+            if (serverOffset) {
+                const localNow = new Date();
+                const localOffset = localNow.getTimezoneOffset() * -60;
+                localNow.setTime(localNow.getTime() + 1000 * (serverOffset - localOffset));
+                return localNow;
+            } else {
+                return new Date();
+            }
+        },
+        // Add a warning when the time zone in the browser and backend do not match.
+        addTimezoneWarning: function(inp) {
+            const warningClass = DateTimeShortcuts.timezoneWarningClass;
+            let timezoneOffset = DateTimeShortcuts.timezoneOffset / 3600;
+
+            // Only warn if there is a time zone mismatch.
+            if (!timezoneOffset) {
+                return;
+            }
+
+            // Check if warning is already there.
+            if (inp.parentNode.querySelectorAll('.' + warningClass).length) {
+                return;
+            }
+
+            let message;
+            if (timezoneOffset > 0) {
+                message = ngettext(
+                    'Note: You are %s hour ahead of server time.',
+                    'Note: You are %s hours ahead of server time.',
+                    timezoneOffset
+                );
+            }
+            else {
+                timezoneOffset *= -1;
+                message = ngettext(
+                    'Note: You are %s hour behind server time.',
+                    'Note: You are %s hours behind server time.',
+                    timezoneOffset
+                );
+            }
+            message = interpolate(message, [timezoneOffset]);
+
+            const warning = document.createElement('div');
+            warning.classList.add('help', warningClass);
+            warning.textContent = message;
+            inp.parentNode.appendChild(warning);
+        },
+        // Add clock widget to a given field
+        addClock: function(inp) {
+            const num = DateTimeShortcuts.clockInputs.length;
+            DateTimeShortcuts.clockInputs[num] = inp;
+            DateTimeShortcuts.dismissClockFunc[num] = function() { DateTimeShortcuts.dismissClock(num); return true; };
+
+            // Shortcut links (clock icon and "Now" link)
+            const shortcuts_span = document.createElement('span');
+            shortcuts_span.className = DateTimeShortcuts.shortCutsClass;
+            inp.parentNode.insertBefore(shortcuts_span, inp.nextSibling);
+            const now_link = document.createElement('a');
+            now_link.href = "#";
+            now_link.textContent = gettext('Now');
+            now_link.addEventListener('click', function(e) {
+                e.preventDefault();
+                DateTimeShortcuts.handleClockQuicklink(num, -1);
+            });
+            const clock_link = document.createElement('a');
+            clock_link.href = '#';
+            clock_link.id = DateTimeShortcuts.clockLinkName + num;
+            clock_link.addEventListener('click', function(e) {
+                e.preventDefault();
+                // avoid triggering the document click handler to dismiss the clock
+                e.stopPropagation();
+                DateTimeShortcuts.openClock(num);
+            });
+
+            quickElement(
+                'span', clock_link, '',
+                'class', 'clock-icon',
+                'title', gettext('Choose a Time')
+            );
+            shortcuts_span.appendChild(document.createTextNode('\u00A0'));
+            shortcuts_span.appendChild(now_link);
+            shortcuts_span.appendChild(document.createTextNode('\u00A0|\u00A0'));
+            shortcuts_span.appendChild(clock_link);
+
+            // Create clock link div
+            //
+            // Markup looks like:
+            // <div id="clockbox1" class="clockbox module">
+            //     <h2>Choose a time</h2>
+            //     <ul class="timelist">
+            //         <li><a href="#">Now</a></li>
+            //         <li><a href="#">Midnight</a></li>
+            //         <li><a href="#">6 a.m.</a></li>
+            //         <li><a href="#">Noon</a></li>
+            //         <li><a href="#">6 p.m.</a></li>
+            //     </ul>
+            //     <p class="calendar-cancel"><a href="#">Cancel</a></p>
+            // </div>
+
+            const clock_box = document.createElement('div');
+            clock_box.style.display = 'none';
+            clock_box.style.position = 'absolute';
+            clock_box.className = 'clockbox module';
+            clock_box.id = DateTimeShortcuts.clockDivName + num;
+            document.body.appendChild(clock_box);
+            clock_box.addEventListener('click', function(e) { e.stopPropagation(); });
+
+            quickElement('h2', clock_box, gettext('Choose a time'));
+            const time_list = quickElement('ul', clock_box);
+            time_list.className = 'timelist';
+            // The list of choices can be overridden in JavaScript like this:
+            // DateTimeShortcuts.clockHours.name = [['3 a.m.', 3]];
+            // where name is the name attribute of the <input>.
+            const name = typeof DateTimeShortcuts.clockHours[inp.name] === 'undefined' ? 'default_' : inp.name;
+            DateTimeShortcuts.clockHours[name].forEach(function(element) {
+                const time_link = quickElement('a', quickElement('li', time_list), gettext(element[0]), 'href', '#');
+                time_link.addEventListener('click', function(e) {
+                    e.preventDefault();
+                    DateTimeShortcuts.handleClockQuicklink(num, element[1]);
+                });
+            });
+
+            const cancel_p = quickElement('p', clock_box);
+            cancel_p.className = 'calendar-cancel';
+            const cancel_link = quickElement('a', cancel_p, gettext('Cancel'), 'href', '#');
+            cancel_link.addEventListener('click', function(e) {
+                e.preventDefault();
+                DateTimeShortcuts.dismissClock(num);
+            });
+
+            document.addEventListener('keyup', function(event) {
+                if (event.which === 27) {
+                    // ESC key closes popup
+                    DateTimeShortcuts.dismissClock(num);
+                    event.preventDefault();
+                }
+            });
+        },
+        openClock: function(num) {
+            const clock_box = document.getElementById(DateTimeShortcuts.clockDivName + num);
+            const clock_link = document.getElementById(DateTimeShortcuts.clockLinkName + num);
+
+            // Recalculate the clockbox position
+            // is it left-to-right or right-to-left layout ?
+            if (window.getComputedStyle(document.body).direction !== 'rtl') {
+                clock_box.style.left = findPosX(clock_link) + 17 + 'px';
+            }
+            else {
+                // since style's width is in em, it'd be tough to calculate
+                // px value of it. let's use an estimated px for now
+                clock_box.style.left = findPosX(clock_link) - 110 + 'px';
+            }
+            clock_box.style.top = Math.max(0, findPosY(clock_link) - 30) + 'px';
+
+            // Show the clock box
+            clock_box.style.display = 'block';
+            document.addEventListener('click', DateTimeShortcuts.dismissClockFunc[num]);
+        },
+        dismissClock: function(num) {
+            document.getElementById(DateTimeShortcuts.clockDivName + num).style.display = 'none';
+            document.removeEventListener('click', DateTimeShortcuts.dismissClockFunc[num]);
+        },
+        handleClockQuicklink: function(num, val) {
+            let d;
+            if (val === -1) {
+                d = DateTimeShortcuts.now();
+            }
+            else {
+                d = new Date(1970, 1, 1, val, 0, 0, 0);
+            }
+            DateTimeShortcuts.clockInputs[num].value = d.strftime(get_format('TIME_INPUT_FORMATS')[0]);
+            DateTimeShortcuts.clockInputs[num].focus();
+            DateTimeShortcuts.dismissClock(num);
+        },
+        // Add calendar widget to a given field.
+        addCalendar: function(inp) {
+            const num = DateTimeShortcuts.calendars.length;
+
+            DateTimeShortcuts.calendarInputs[num] = inp;
+            DateTimeShortcuts.dismissCalendarFunc[num] = function() { DateTimeShortcuts.dismissCalendar(num); return true; };
+
+            // Shortcut links (calendar icon and "Today" link)
+            const shortcuts_span = document.createElement('span');
+            shortcuts_span.className = DateTimeShortcuts.shortCutsClass;
+            inp.parentNode.insertBefore(shortcuts_span, inp.nextSibling);
+            const today_link = document.createElement('a');
+            today_link.href = '#';
+            today_link.appendChild(document.createTextNode(gettext('Today')));
+            today_link.addEventListener('click', function(e) {
+                e.preventDefault();
+                DateTimeShortcuts.handleCalendarQuickLink(num, 0);
+            });
+            const cal_link = document.createElement('a');
+            cal_link.href = '#';
+            cal_link.id = DateTimeShortcuts.calendarLinkName + num;
+            cal_link.addEventListener('click', function(e) {
+                e.preventDefault();
+                // avoid triggering the document click handler to dismiss the calendar
+                e.stopPropagation();
+                DateTimeShortcuts.openCalendar(num);
+            });
+            quickElement(
+                'span', cal_link, '',
+                'class', 'date-icon',
+                'title', gettext('Choose a Date')
+            );
+            shortcuts_span.appendChild(document.createTextNode('\u00A0'));
+            shortcuts_span.appendChild(today_link);
+            shortcuts_span.appendChild(document.createTextNode('\u00A0|\u00A0'));
+            shortcuts_span.appendChild(cal_link);
+
+            // Create calendarbox div.
+            //
+            // Markup looks like:
+            //
+            // <div id="calendarbox3" class="calendarbox module">
+            //     <h2>
+            //           <a href="#" class="link-previous">&lsaquo;</a>
+            //           <a href="#" class="link-next">&rsaquo;</a> February 2003
+            //     </h2>
+            //     <div class="calendar" id="calendarin3">
+            //         <!-- (cal) -->
+            //     </div>
+            //     <div class="calendar-shortcuts">
+            //          <a href="#">Yesterday</a> | <a href="#">Today</a> | <a href="#">Tomorrow</a>
+            //     </div>
+            //     <p class="calendar-cancel"><a href="#">Cancel</a></p>
+            // </div>
+            const cal_box = document.createElement('div');
+            cal_box.style.display = 'none';
+            cal_box.style.position = 'absolute';
+            cal_box.className = 'calendarbox module';
+            cal_box.id = DateTimeShortcuts.calendarDivName1 + num;
+            document.body.appendChild(cal_box);
+            cal_box.addEventListener('click', function(e) { e.stopPropagation(); });
+
+            // next-prev links
+            const cal_nav = quickElement('div', cal_box);
+            const cal_nav_prev = quickElement('a', cal_nav, '<', 'href', '#');
+            cal_nav_prev.className = 'calendarnav-previous';
+            cal_nav_prev.addEventListener('click', function(e) {
+                e.preventDefault();
+                DateTimeShortcuts.drawPrev(num);
+            });
+
+            const cal_nav_next = quickElement('a', cal_nav, '>', 'href', '#');
+            cal_nav_next.className = 'calendarnav-next';
+            cal_nav_next.addEventListener('click', function(e) {
+                e.preventDefault();
+                DateTimeShortcuts.drawNext(num);
+            });
+
+            // main box
+            const cal_main = quickElement('div', cal_box, '', 'id', DateTimeShortcuts.calendarDivName2 + num);
+            cal_main.className = 'calendar';
+            DateTimeShortcuts.calendars[num] = new Calendar(DateTimeShortcuts.calendarDivName2 + num, DateTimeShortcuts.handleCalendarCallback(num));
+            DateTimeShortcuts.calendars[num].drawCurrent();
+
+            // calendar shortcuts
+            const shortcuts = quickElement('div', cal_box);
+            shortcuts.className = 'calendar-shortcuts';
+            let day_link = quickElement('a', shortcuts, gettext('Yesterday'), 'href', '#');
+            day_link.addEventListener('click', function(e) {
+                e.preventDefault();
+                DateTimeShortcuts.handleCalendarQuickLink(num, -1);
+            });
+            shortcuts.appendChild(document.createTextNode('\u00A0|\u00A0'));
+            day_link = quickElement('a', shortcuts, gettext('Today'), 'href', '#');
+            day_link.addEventListener('click', function(e) {
+                e.preventDefault();
+                DateTimeShortcuts.handleCalendarQuickLink(num, 0);
+            });
+            shortcuts.appendChild(document.createTextNode('\u00A0|\u00A0'));
+            day_link = quickElement('a', shortcuts, gettext('Tomorrow'), 'href', '#');
+            day_link.addEventListener('click', function(e) {
+                e.preventDefault();
+                DateTimeShortcuts.handleCalendarQuickLink(num, +1);
+            });
+
+            // cancel bar
+            const cancel_p = quickElement('p', cal_box);
+            cancel_p.className = 'calendar-cancel';
+            const cancel_link = quickElement('a', cancel_p, gettext('Cancel'), 'href', '#');
+            cancel_link.addEventListener('click', function(e) {
+                e.preventDefault();
+                DateTimeShortcuts.dismissCalendar(num);
+            });
+            document.addEventListener('keyup', function(event) {
+                if (event.which === 27) {
+                    // ESC key closes popup
+                    DateTimeShortcuts.dismissCalendar(num);
+                    event.preventDefault();
+                }
+            });
+        },
+        openCalendar: function(num) {
+            const cal_box = document.getElementById(DateTimeShortcuts.calendarDivName1 + num);
+            const cal_link = document.getElementById(DateTimeShortcuts.calendarLinkName + num);
+            const inp = DateTimeShortcuts.calendarInputs[num];
+
+            // Determine if the current value in the input has a valid date.
+            // If so, draw the calendar with that date's year and month.
+            if (inp.value) {
+                const format = get_format('DATE_INPUT_FORMATS')[0];
+                const selected = inp.value.strptime(format);
+                const year = selected.getUTCFullYear();
+                const month = selected.getUTCMonth() + 1;
+                const re = /\d{4}/;
+                if (re.test(year.toString()) && month >= 1 && month <= 12) {
+                    DateTimeShortcuts.calendars[num].drawDate(month, year, selected);
+                }
+            }
+
+            // Recalculate the clockbox position
+            // is it left-to-right or right-to-left layout ?
+            if (window.getComputedStyle(document.body).direction !== 'rtl') {
+                cal_box.style.left = findPosX(cal_link) + 17 + 'px';
+            }
+            else {
+                // since style's width is in em, it'd be tough to calculate
+                // px value of it. let's use an estimated px for now
+                cal_box.style.left = findPosX(cal_link) - 180 + 'px';
+            }
+            cal_box.style.top = Math.max(0, findPosY(cal_link) - 75) + 'px';
+
+            cal_box.style.display = 'block';
+            document.addEventListener('click', DateTimeShortcuts.dismissCalendarFunc[num]);
+        },
+        dismissCalendar: function(num) {
+            document.getElementById(DateTimeShortcuts.calendarDivName1 + num).style.display = 'none';
+            document.removeEventListener('click', DateTimeShortcuts.dismissCalendarFunc[num]);
+        },
+        drawPrev: function(num) {
+            DateTimeShortcuts.calendars[num].drawPreviousMonth();
+        },
+        drawNext: function(num) {
+            DateTimeShortcuts.calendars[num].drawNextMonth();
+        },
+        handleCalendarCallback: function(num) {
+            const format = get_format('DATE_INPUT_FORMATS')[0];
+            return function(y, m, d) {
+                DateTimeShortcuts.calendarInputs[num].value = new Date(y, m - 1, d).strftime(format);
+                DateTimeShortcuts.calendarInputs[num].focus();
+                document.getElementById(DateTimeShortcuts.calendarDivName1 + num).style.display = 'none';
+            };
+        },
+        handleCalendarQuickLink: function(num, offset) {
+            const d = DateTimeShortcuts.now();
+            d.setDate(d.getDate() + offset);
+            DateTimeShortcuts.calendarInputs[num].value = d.strftime(get_format('DATE_INPUT_FORMATS')[0]);
+            DateTimeShortcuts.calendarInputs[num].focus();
+            DateTimeShortcuts.dismissCalendar(num);
+        }
+    };
+
+    window.addEventListener('load', DateTimeShortcuts.init);
+    window.DateTimeShortcuts = DateTimeShortcuts;
+}

static/admin/js/admin/RelatedObjectLookups.js

@@ -0,0 +1,252 @@
+/*global SelectBox, interpolate*/
+// Handles related-objects functionality: lookup link for raw_id_fields
+// and Add Another links.
+'use strict';
+{
+    const $ = django.jQuery;
+    let popupIndex = 0;
+    const relatedWindows = [];
+
+    function dismissChildPopups() {
+        relatedWindows.forEach(function(win) {
+            if(!win.closed) {
+                win.dismissChildPopups();
+                win.close();    
+            }
+        });
+    }
+
+    function setPopupIndex() {
+        if(document.getElementsByName("_popup").length > 0) {
+            const index = window.name.lastIndexOf("__") + 2;
+            popupIndex = parseInt(window.name.substring(index));   
+        } else {
+            popupIndex = 0;
+        }
+    }
+
+    function addPopupIndex(name) {
+        return name + "__" + (popupIndex + 1);
+    }
+
+    function removePopupIndex(name) {
+        return name.replace(new RegExp("__" + (popupIndex + 1) + "$"), '');
+    }
+
+    function showAdminPopup(triggeringLink, name_regexp, add_popup) {
+        const name = addPopupIndex(triggeringLink.id.replace(name_regexp, ''));
+        const href = new URL(triggeringLink.href);
+        if (add_popup) {
+            href.searchParams.set('_popup', 1);
+        }
+        const win = window.open(href, name, 'height=500,width=800,resizable=yes,scrollbars=yes');
+        relatedWindows.push(win);
+        win.focus();
+        return false;
+    }
+
+    function showRelatedObjectLookupPopup(triggeringLink) {
+        return showAdminPopup(triggeringLink, /^lookup_/, true);
+    }
+
+    function dismissRelatedLookupPopup(win, chosenId) {
+        const name = removePopupIndex(win.name);
+        const elem = document.getElementById(name);
+        if (elem.classList.contains('vManyToManyRawIdAdminField') && elem.value) {
+            elem.value += ',' + chosenId;
+        } else {
+            elem.value = chosenId;
+        }
+        $(elem).trigger('change');
+        const index = relatedWindows.indexOf(win);
+        if (index > -1) {
+            relatedWindows.splice(index, 1);
+        }
+        win.close();
+    }
+
+    function showRelatedObjectPopup(triggeringLink) {
+        return showAdminPopup(triggeringLink, /^(change|add|delete)_/, false);
+    }
+
+    function updateRelatedObjectLinks(triggeringLink) {
+        const $this = $(triggeringLink);
+        const siblings = $this.nextAll('.view-related, .change-related, .delete-related');
+        if (!siblings.length) {
+            return;
+        }
+        const value = $this.val();
+        if (value) {
+            siblings.each(function() {
+                const elm = $(this);
+                elm.attr('href', elm.attr('data-href-template').replace('__fk__', value));
+                elm.removeAttr('aria-disabled');
+            });
+        } else {
+            siblings.removeAttr('href');
+            siblings.attr('aria-disabled', true);
+        }
+    }
+
+    function updateRelatedSelectsOptions(currentSelect, win, objId, newRepr, newId, skipIds = []) {
+        // After create/edit a model from the options next to the current
+        // select (+ or :pencil:) update ForeignKey PK of the rest of selects
+        // in the page.
+
+        const path = win.location.pathname;
+        // Extract the model from the popup url '.../<model>/add/' or
+        // '.../<model>/<id>/change/' depending the action (add or change).
+        const modelName = path.split('/')[path.split('/').length - (objId ? 4 : 3)];
+        // Select elements with a specific model reference and context of "available-source".
+        const selectsRelated = document.querySelectorAll(`[data-model-ref="${modelName}"] [data-context="available-source"]`);
+
+        selectsRelated.forEach(function(select) {
+            if (currentSelect === select || skipIds && skipIds.includes(select.id)) {
+                return;
+            }
+
+            let option = select.querySelector(`option[value="${objId}"]`);
+
+            if (!option) {
+                option = new Option(newRepr, newId);
+                select.options.add(option);
+                // Update SelectBox cache for related fields.
+                if (window.SelectBox !== undefined && !SelectBox.cache[currentSelect.id]) {
+                    SelectBox.add_to_cache(select.id, option);
+                    SelectBox.redisplay(select.id);
+                }
+                return;
+            }
+
+            option.textContent = newRepr;
+            option.value = newId;
+        });
+    }
+
+    function dismissAddRelatedObjectPopup(win, newId, newRepr) {
+        const name = removePopupIndex(win.name);
+        const elem = document.getElementById(name);
+        if (elem) {
+            const elemName = elem.nodeName.toUpperCase();
+            if (elemName === 'SELECT') {
+                elem.options[elem.options.length] = new Option(newRepr, newId, true, true);
+                updateRelatedSelectsOptions(elem, win, null, newRepr, newId);
+            } else if (elemName === 'INPUT') {
+                if (elem.classList.contains('vManyToManyRawIdAdminField') && elem.value) {
+                    elem.value += ',' + newId;
+                } else {
+                    elem.value = newId;
+                }
+            }
+            // Trigger a change event to update related links if required.
+            $(elem).trigger('change');
+        } else {
+            const toId = name + "_to";
+            const toElem = document.getElementById(toId);
+            const o = new Option(newRepr, newId);
+            SelectBox.add_to_cache(toId, o);
+            SelectBox.redisplay(toId);
+            if (toElem && toElem.nodeName.toUpperCase() === 'SELECT') {
+                const skipIds = [name + "_from"];
+                updateRelatedSelectsOptions(toElem, win, null, newRepr, newId, skipIds);
+            }
+        }
+        const index = relatedWindows.indexOf(win);
+        if (index > -1) {
+            relatedWindows.splice(index, 1);
+        }
+        win.close();
+    }
+
+    function dismissChangeRelatedObjectPopup(win, objId, newRepr, newId) {
+        const id = removePopupIndex(win.name.replace(/^edit_/, ''));
+        const selectsSelector = interpolate('#%s, #%s_from, #%s_to', [id, id, id]);
+        const selects = $(selectsSelector);
+        selects.find('option').each(function() {
+            if (this.value === objId) {
+                this.textContent = newRepr;
+                this.value = newId;
+            }
+        }).trigger('change');
+        updateRelatedSelectsOptions(selects[0], win, objId, newRepr, newId);
+        selects.next().find('.select2-selection__rendered').each(function() {
+            // The element can have a clear button as a child.
+            // Use the lastChild to modify only the displayed value.
+            this.lastChild.textContent = newRepr;
+            this.title = newRepr;
+        });
+        const index = relatedWindows.indexOf(win);
+        if (index > -1) {
+            relatedWindows.splice(index, 1);
+        }
+        win.close();
+    }
+
+    function dismissDeleteRelatedObjectPopup(win, objId) {
+        const id = removePopupIndex(win.name.replace(/^delete_/, ''));
+        const selectsSelector = interpolate('#%s, #%s_from, #%s_to', [id, id, id]);
+        const selects = $(selectsSelector);
+        selects.find('option').each(function() {
+            if (this.value === objId) {
+                $(this).remove();
+            }
+        }).trigger('change');
+        const index = relatedWindows.indexOf(win);
+        if (index > -1) {
+            relatedWindows.splice(index, 1);
+        }
+        win.close();
+    }
+
+    window.showRelatedObjectLookupPopup = showRelatedObjectLookupPopup;
+    window.dismissRelatedLookupPopup = dismissRelatedLookupPopup;
+    window.showRelatedObjectPopup = showRelatedObjectPopup;
+    window.updateRelatedObjectLinks = updateRelatedObjectLinks;
+    window.dismissAddRelatedObjectPopup = dismissAddRelatedObjectPopup;
+    window.dismissChangeRelatedObjectPopup = dismissChangeRelatedObjectPopup;
+    window.dismissDeleteRelatedObjectPopup = dismissDeleteRelatedObjectPopup;
+    window.dismissChildPopups = dismissChildPopups;
+    window.relatedWindows = relatedWindows;
+
+    // Kept for backward compatibility
+    window.showAddAnotherPopup = showRelatedObjectPopup;
+    window.dismissAddAnotherPopup = dismissAddRelatedObjectPopup;
+
+    window.addEventListener('unload', function(evt) {
+        window.dismissChildPopups();
+    });
+
+    $(document).ready(function() {
+        setPopupIndex();
+        $("a[data-popup-opener]").on('click', function(event) {
+            event.preventDefault();
+            opener.dismissRelatedLookupPopup(window, $(this).data("popup-opener"));
+        });
+        $('body').on('click', '.related-widget-wrapper-link[data-popup="yes"]', function(e) {
+            e.preventDefault();
+            if (this.href) {
+                const event = $.Event('django:show-related', {href: this.href});
+                $(this).trigger(event);
+                if (!event.isDefaultPrevented()) {
+                    showRelatedObjectPopup(this);
+                }
+            }
+        });
+        $('body').on('change', '.related-widget-wrapper select', function(e) {
+            const event = $.Event('django:update-related');
+            $(this).trigger(event);
+            if (!event.isDefaultPrevented()) {
+                updateRelatedObjectLinks(this);
+            }
+        });
+        $('.related-widget-wrapper select').trigger('change');
+        $('body').on('click', '.related-lookup', function(e) {
+            e.preventDefault();
+            const event = $.Event('django:lookup-related');
+            $(this).trigger(event);
+            if (!event.isDefaultPrevented()) {
+                showRelatedObjectLookupPopup(this);
+            }
+        });
+    });
+}

static/admin/js/autocomplete.js

@@ -0,0 +1,33 @@
+'use strict';
+{
+    const $ = django.jQuery;
+
+    $.fn.djangoAdminSelect2 = function() {
+        $.each(this, function(i, element) {
+            $(element).select2({
+                ajax: {
+                    data: (params) => {
+                        return {
+                            term: params.term,
+                            page: params.page,
+                            app_label: element.dataset.appLabel,
+                            model_name: element.dataset.modelName,
+                            field_name: element.dataset.fieldName
+                        };
+                    }
+                }
+            });
+        });
+        return this;
+    };
+
+    $(function() {
+        // Initialize all autocomplete widgets except the one in the template
+        // form used when a new formset is added.
+        $('.admin-autocomplete').not('[name*=__prefix__]').djangoAdminSelect2();
+    });
+
+    document.addEventListener('formset:added', (event) => {
+        $(event.target).find('.admin-autocomplete').djangoAdminSelect2();
+    });
+}

static/admin/js/calendar.js

@@ -0,0 +1,239 @@
+/*global gettext, pgettext, get_format, quickElement, removeChildren*/
+/*
+calendar.js - Calendar functions by Adrian Holovaty
+depends on core.js for utility functions like removeChildren or quickElement
+*/
+'use strict';
+{
+    // CalendarNamespace -- Provides a collection of HTML calendar-related helper functions
+    const CalendarNamespace = {
+        monthsOfYear: [
+            gettext('January'),
+            gettext('February'),
+            gettext('March'),
+            gettext('April'),
+            gettext('May'),
+            gettext('June'),
+            gettext('July'),
+            gettext('August'),
+            gettext('September'),
+            gettext('October'),
+            gettext('November'),
+            gettext('December')
+        ],
+        monthsOfYearAbbrev: [
+            pgettext('abbrev. month January', 'Jan'),
+            pgettext('abbrev. month February', 'Feb'),
+            pgettext('abbrev. month March', 'Mar'),
+            pgettext('abbrev. month April', 'Apr'),
+            pgettext('abbrev. month May', 'May'),
+            pgettext('abbrev. month June', 'Jun'),
+            pgettext('abbrev. month July', 'Jul'),
+            pgettext('abbrev. month August', 'Aug'),
+            pgettext('abbrev. month September', 'Sep'),
+            pgettext('abbrev. month October', 'Oct'),
+            pgettext('abbrev. month November', 'Nov'),
+            pgettext('abbrev. month December', 'Dec')
+        ],
+        daysOfWeek: [
+            gettext('Sunday'),
+            gettext('Monday'),
+            gettext('Tuesday'),
+            gettext('Wednesday'),
+            gettext('Thursday'),
+            gettext('Friday'),
+            gettext('Saturday')
+        ],
+        daysOfWeekAbbrev: [
+            pgettext('abbrev. day Sunday', 'Sun'),
+            pgettext('abbrev. day Monday', 'Mon'),
+            pgettext('abbrev. day Tuesday', 'Tue'),
+            pgettext('abbrev. day Wednesday', 'Wed'),
+            pgettext('abbrev. day Thursday', 'Thur'),
+            pgettext('abbrev. day Friday', 'Fri'),
+            pgettext('abbrev. day Saturday', 'Sat')
+        ],
+        daysOfWeekInitial: [
+            pgettext('one letter Sunday', 'S'),
+            pgettext('one letter Monday', 'M'),
+            pgettext('one letter Tuesday', 'T'),
+            pgettext('one letter Wednesday', 'W'),
+            pgettext('one letter Thursday', 'T'),
+            pgettext('one letter Friday', 'F'),
+            pgettext('one letter Saturday', 'S')
+        ],
+        firstDayOfWeek: parseInt(get_format('FIRST_DAY_OF_WEEK')),
+        isLeapYear: function(year) {
+            return (((year % 4) === 0) && ((year % 100) !== 0 ) || ((year % 400) === 0));
+        },
+        getDaysInMonth: function(month, year) {
+            let days;
+            if (month === 1 || month === 3 || month === 5 || month === 7 || month === 8 || month === 10 || month === 12) {
+                days = 31;
+            }
+            else if (month === 4 || month === 6 || month === 9 || month === 11) {
+                days = 30;
+            }
+            else if (month === 2 && CalendarNamespace.isLeapYear(year)) {
+                days = 29;
+            }
+            else {
+                days = 28;
+            }
+            return days;
+        },
+        draw: function(month, year, div_id, callback, selected) { // month = 1-12, year = 1-9999
+            const today = new Date();
+            const todayDay = today.getDate();
+            const todayMonth = today.getMonth() + 1;
+            const todayYear = today.getFullYear();
+            let todayClass = '';
+
+            // Use UTC functions here because the date field does not contain time
+            // and using the UTC function variants prevent the local time offset
+            // from altering the date, specifically the day field.  For example:
+            //
+            // ```
+            // var x = new Date('2013-10-02');
+            // var day = x.getDate();
+            // ```
+            //
+            // The day variable above will be 1 instead of 2 in, say, US Pacific time
+            // zone.
+            let isSelectedMonth = false;
+            if (typeof selected !== 'undefined') {
+                isSelectedMonth = (selected.getUTCFullYear() === year && (selected.getUTCMonth() + 1) === month);
+            }
+
+            month = parseInt(month);
+            year = parseInt(year);
+            const calDiv = document.getElementById(div_id);
+            removeChildren(calDiv);
+            const calTable = document.createElement('table');
+            quickElement('caption', calTable, CalendarNamespace.monthsOfYear[month - 1] + ' ' + year);
+            const tableBody = quickElement('tbody', calTable);
+
+            // Draw days-of-week header
+            let tableRow = quickElement('tr', tableBody);
+            for (let i = 0; i < 7; i++) {
+                quickElement('th', tableRow, CalendarNamespace.daysOfWeekInitial[(i + CalendarNamespace.firstDayOfWeek) % 7]);
+            }
+
+            const startingPos = new Date(year, month - 1, 1 - CalendarNamespace.firstDayOfWeek).getDay();
+            const days = CalendarNamespace.getDaysInMonth(month, year);
+
+            let nonDayCell;
+
+            // Draw blanks before first of month
+            tableRow = quickElement('tr', tableBody);
+            for (let i = 0; i < startingPos; i++) {
+                nonDayCell = quickElement('td', tableRow, ' ');
+                nonDayCell.className = "nonday";
+            }
+
+            function calendarMonth(y, m) {
+                function onClick(e) {
+                    e.preventDefault();
+                    callback(y, m, this.textContent);
+                }
+                return onClick;
+            }
+
+            // Draw days of month
+            let currentDay = 1;
+            for (let i = startingPos; currentDay <= days; i++) {
+                if (i % 7 === 0 && currentDay !== 1) {
+                    tableRow = quickElement('tr', tableBody);
+                }
+                if ((currentDay === todayDay) && (month === todayMonth) && (year === todayYear)) {
+                    todayClass = 'today';
+                } else {
+                    todayClass = '';
+                }
+
+                // use UTC function; see above for explanation.
+                if (isSelectedMonth && currentDay === selected.getUTCDate()) {
+                    if (todayClass !== '') {
+                        todayClass += " ";
+                    }
+                    todayClass += "selected";
+                }
+
+                const cell = quickElement('td', tableRow, '', 'class', todayClass);
+                const link = quickElement('a', cell, currentDay, 'href', '#');
+                link.addEventListener('click', calendarMonth(year, month));
+                currentDay++;
+            }
+
+            // Draw blanks after end of month (optional, but makes for valid code)
+            while (tableRow.childNodes.length < 7) {
+                nonDayCell = quickElement('td', tableRow, ' ');
+                nonDayCell.className = "nonday";
+            }
+
+            calDiv.appendChild(calTable);
+        }
+    };
+
+    // Calendar -- A calendar instance
+    function Calendar(div_id, callback, selected) {
+        // div_id (string) is the ID of the element in which the calendar will
+        //     be displayed
+        // callback (string) is the name of a JavaScript function that will be
+        //     called with the parameters (year, month, day) when a day in the
+        //     calendar is clicked
+        this.div_id = div_id;
+        this.callback = callback;
+        this.today = new Date();
+        this.currentMonth = this.today.getMonth() + 1;
+        this.currentYear = this.today.getFullYear();
+        if (typeof selected !== 'undefined') {
+            this.selected = selected;
+        }
+    }
+    Calendar.prototype = {
+        drawCurrent: function() {
+            CalendarNamespace.draw(this.currentMonth, this.currentYear, this.div_id, this.callback, this.selected);
+        },
+        drawDate: function(month, year, selected) {
+            this.currentMonth = month;
+            this.currentYear = year;
+
+            if(selected) {
+                this.selected = selected;
+            }
+
+            this.drawCurrent();
+        },
+        drawPreviousMonth: function() {
+            if (this.currentMonth === 1) {
+                this.currentMonth = 12;
+                this.currentYear--;
+            }
+            else {
+                this.currentMonth--;
+            }
+            this.drawCurrent();
+        },
+        drawNextMonth: function() {
+            if (this.currentMonth === 12) {
+                this.currentMonth = 1;
+                this.currentYear++;
+            }
+            else {
+                this.currentMonth++;
+            }
+            this.drawCurrent();
+        },
+        drawPreviousYear: function() {
+            this.currentYear--;
+            this.drawCurrent();
+        },
+        drawNextYear: function() {
+            this.currentYear++;
+            this.drawCurrent();
+        }
+    };
+    window.Calendar = Calendar;
+    window.CalendarNamespace = CalendarNamespace;
+}

static/admin/js/cancel.js

@@ -0,0 +1,29 @@
+'use strict';
+{
+    // Call function fn when the DOM is loaded and ready. If it is already
+    // loaded, call the function now.
+    // http://youmightnotneedjquery.com/#ready
+    function ready(fn) {
+        if (document.readyState !== 'loading') {
+            fn();
+        } else {
+            document.addEventListener('DOMContentLoaded', fn);
+        }
+    }
+
+    ready(function() {
+        function handleClick(event) {
+            event.preventDefault();
+            const params = new URLSearchParams(window.location.search);
+            if (params.has('_popup')) {
+                window.close(); // Close the popup.
+            } else {
+                window.history.back(); // Otherwise, go back.
+            }
+        }
+
+        document.querySelectorAll('.cancel-link').forEach(function(el) {
+            el.addEventListener('click', handleClick);
+        });
+    });
+}

static/admin/js/change_form.js

@@ -0,0 +1,16 @@
+'use strict';
+{
+    const inputTags = ['BUTTON', 'INPUT', 'SELECT', 'TEXTAREA'];
+    const modelName = document.getElementById('django-admin-form-add-constants').dataset.modelName;
+    if (modelName) {
+        const form = document.getElementById(modelName + '_form');
+        for (const element of form.elements) {
+            // HTMLElement.offsetParent returns null when the element is not
+            // rendered.
+            if (inputTags.includes(element.tagName) && !element.disabled && element.offsetParent) {
+                element.focus();
+                break;
+            }
+        }
+    }
+}

static/admin/js/core.js

@@ -0,0 +1,184 @@
+// Core JavaScript helper functions
+'use strict';
+
+// quickElement(tagType, parentReference [, textInChildNode, attribute, attributeValue ...]);
+function quickElement() {
+    const obj = document.createElement(arguments[0]);
+    if (arguments[2]) {
+        const textNode = document.createTextNode(arguments[2]);
+        obj.appendChild(textNode);
+    }
+    const len = arguments.length;
+    for (let i = 3; i < len; i += 2) {
+        obj.setAttribute(arguments[i], arguments[i + 1]);
+    }
+    arguments[1].appendChild(obj);
+    return obj;
+}
+
+// "a" is reference to an object
+function removeChildren(a) {
+    while (a.hasChildNodes()) {
+        a.removeChild(a.lastChild);
+    }
+}
+
+// ----------------------------------------------------------------------------
+// Find-position functions by PPK
+// See https://www.quirksmode.org/js/findpos.html
+// ----------------------------------------------------------------------------
+function findPosX(obj) {
+    let curleft = 0;
+    if (obj.offsetParent) {
+        while (obj.offsetParent) {
+            curleft += obj.offsetLeft - obj.scrollLeft;
+            obj = obj.offsetParent;
+        }
+    } else if (obj.x) {
+        curleft += obj.x;
+    }
+    return curleft;
+}
+
+function findPosY(obj) {
+    let curtop = 0;
+    if (obj.offsetParent) {
+        while (obj.offsetParent) {
+            curtop += obj.offsetTop - obj.scrollTop;
+            obj = obj.offsetParent;
+        }
+    } else if (obj.y) {
+        curtop += obj.y;
+    }
+    return curtop;
+}
+
+//-----------------------------------------------------------------------------
+// Date object extensions
+// ----------------------------------------------------------------------------
+{
+    Date.prototype.getTwelveHours = function() {
+        return this.getHours() % 12 || 12;
+    };
+
+    Date.prototype.getTwoDigitMonth = function() {
+        return (this.getMonth() < 9) ? '0' + (this.getMonth() + 1) : (this.getMonth() + 1);
+    };
+
+    Date.prototype.getTwoDigitDate = function() {
+        return (this.getDate() < 10) ? '0' + this.getDate() : this.getDate();
+    };
+
+    Date.prototype.getTwoDigitTwelveHour = function() {
+        return (this.getTwelveHours() < 10) ? '0' + this.getTwelveHours() : this.getTwelveHours();
+    };
+
+    Date.prototype.getTwoDigitHour = function() {
+        return (this.getHours() < 10) ? '0' + this.getHours() : this.getHours();
+    };
+
+    Date.prototype.getTwoDigitMinute = function() {
+        return (this.getMinutes() < 10) ? '0' + this.getMinutes() : this.getMinutes();
+    };
+
+    Date.prototype.getTwoDigitSecond = function() {
+        return (this.getSeconds() < 10) ? '0' + this.getSeconds() : this.getSeconds();
+    };
+
+    Date.prototype.getAbbrevDayName = function() {
+        return typeof window.CalendarNamespace === "undefined"
+            ? '0' + this.getDay()
+            : window.CalendarNamespace.daysOfWeekAbbrev[this.getDay()];
+    };
+
+    Date.prototype.getFullDayName = function() {
+        return typeof window.CalendarNamespace === "undefined"
+            ? '0' + this.getDay()
+            : window.CalendarNamespace.daysOfWeek[this.getDay()];
+    };
+
+    Date.prototype.getAbbrevMonthName = function() {
+        return typeof window.CalendarNamespace === "undefined"
+            ? this.getTwoDigitMonth()
+            : window.CalendarNamespace.monthsOfYearAbbrev[this.getMonth()];
+    };
+
+    Date.prototype.getFullMonthName = function() {
+        return typeof window.CalendarNamespace === "undefined"
+            ? this.getTwoDigitMonth()
+            : window.CalendarNamespace.monthsOfYear[this.getMonth()];
+    };
+
+    Date.prototype.strftime = function(format) {
+        const fields = {
+            a: this.getAbbrevDayName(),
+            A: this.getFullDayName(),
+            b: this.getAbbrevMonthName(),
+            B: this.getFullMonthName(),
+            c: this.toString(),
+            d: this.getTwoDigitDate(),
+            H: this.getTwoDigitHour(),
+            I: this.getTwoDigitTwelveHour(),
+            m: this.getTwoDigitMonth(),
+            M: this.getTwoDigitMinute(),
+            p: (this.getHours() >= 12) ? 'PM' : 'AM',
+            S: this.getTwoDigitSecond(),
+            w: '0' + this.getDay(),
+            x: this.toLocaleDateString(),
+            X: this.toLocaleTimeString(),
+            y: ('' + this.getFullYear()).substr(2, 4),
+            Y: '' + this.getFullYear(),
+            '%': '%'
+        };
+        let result = '', i = 0;
+        while (i < format.length) {
+            if (format.charAt(i) === '%') {
+                result += fields[format.charAt(i + 1)];
+                ++i;
+            }
+            else {
+                result += format.charAt(i);
+            }
+            ++i;
+        }
+        return result;
+    };
+
+    // ----------------------------------------------------------------------------
+    // String object extensions
+    // ----------------------------------------------------------------------------
+    String.prototype.strptime = function(format) {
+        const split_format = format.split(/[.\-/]/);
+        const date = this.split(/[.\-/]/);
+        let i = 0;
+        let day, month, year;
+        while (i < split_format.length) {
+            switch (split_format[i]) {
+            case "%d":
+                day = date[i];
+                break;
+            case "%m":
+                month = date[i] - 1;
+                break;
+            case "%Y":
+                year = date[i];
+                break;
+            case "%y":
+                // A %y value in the range of [00, 68] is in the current
+                // century, while [69, 99] is in the previous century,
+                // according to the Open Group Specification.
+                if (parseInt(date[i], 10) >= 69) {
+                    year = date[i];
+                } else {
+                    year = (new Date(Date.UTC(date[i], 0))).getUTCFullYear() + 100;
+                }
+                break;
+            }
+            ++i;
+        }
+        // Create Date object from UTC since the parsed value is supposed to be
+        // in UTC, not local time. Also, the calendar uses UTC functions for
+        // date extraction.
+        return new Date(Date.UTC(year, month, day));
+    };
+}

static/admin/js/filters.js

@@ -0,0 +1,30 @@
+/**
+ * Persist changelist filters state (collapsed/expanded).
+ */
+'use strict';
+{
+    // Init filters.
+    let filters = JSON.parse(sessionStorage.getItem('django.admin.filtersState'));
+
+    if (!filters) {
+        filters = {};
+    }
+
+    Object.entries(filters).forEach(([key, value]) => {
+        const detailElement = document.querySelector(`[data-filter-title='${CSS.escape(key)}']`);
+
+        // Check if the filter is present, it could be from other view.
+        if (detailElement) {
+            value ? detailElement.setAttribute('open', '') : detailElement.removeAttribute('open');
+        }
+    });
+
+    // Save filter state when clicks.
+    const details = document.querySelectorAll('details');
+    details.forEach(detail => {
+        detail.addEventListener('toggle', event => {
+            filters[`${event.target.dataset.filterTitle}`] = detail.open;
+            sessionStorage.setItem('django.admin.filtersState', JSON.stringify(filters));
+        });
+    });
+}