# Generated by Django 5.2.7 on 2026-02-05 08:46

import django.db.models.deletion
from django.conf import settings
from django.db import migrations, models


class Migration(migrations.Migration):

    initial = True

    dependencies = [
        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
    ]

    operations = [
        migrations.CreateModel(
            name='Category',
            fields=[
                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
                ('name', models.CharField(max_length=100)),
            ],
            options={
                'verbose_name_plural': 'Categories',
            },
        ),
        migrations.CreateModel(
            name='Plant',
            fields=[
                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
                ('name', models.CharField(max_length=255)),
                ('location', models.CharField(blank=True, max_length=255)),
            ],
        ),
        migrations.CreateModel(
            name='Machine',
            fields=[
                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
                ('name', models.CharField(max_length=255)),
                ('status', models.CharField(choices=[('active', 'Active'), ('maintenance', 'Maintenance'), ('broken', 'Broken')], default='active', max_length=20)),
                ('last_maintenance', models.DateField(blank=True, null=True)),
                ('plant', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='machines', to='core.plant')),
            ],
        ),
        migrations.CreateModel(
            name='Product',
            fields=[
                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
                ('name', models.CharField(max_length=255)),
                ('sku', models.CharField(max_length=100, unique=True)),
                ('description', models.TextField(blank=True)),
                ('category', models.ForeignKey(null=True, on_delete=django.db.models.deletion.SET_NULL, to='core.category')),
            ],
        ),
        migrations.CreateModel(
            name='WorkOrder',
            fields=[
                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
                ('order_number', models.CharField(max_length=50, unique=True)),
                ('quantity', models.PositiveIntegerField()),
                ('status', models.CharField(choices=[('planned', 'Planned'), ('in_progress', 'In Progress'), ('completed', 'Completed'), ('cancelled', 'Cancelled')], default='planned', max_length=20)),
                ('start_date', models.DateTimeField(blank=True, null=True)),
                ('end_date', models.DateTimeField(blank=True, null=True)),
                ('machine', models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, to='core.machine')),
                ('plant', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='core.plant')),
                ('product', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='core.product')),
            ],
        ),
        migrations.CreateModel(
            name='Inspection',
            fields=[
                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
                ('result', models.CharField(choices=[('pass', 'Pass'), ('fail', 'Fail')], max_length=10)),
                ('notes', models.TextField(blank=True)),
                ('timestamp', models.DateTimeField(auto_now_add=True)),
                ('inspector', models.ForeignKey(null=True, on_delete=django.db.models.deletion.SET_NULL, to=settings.AUTH_USER_MODEL)),
                ('work_order', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='inspections', to='core.workorder')),
            ],
        ),
        migrations.CreateModel(
            name='Inventory',
            fields=[
                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
                ('quantity', models.DecimalField(decimal_places=2, default=0, max_digits=12)),
                ('lot_number', models.CharField(blank=True, max_length=100)),
                ('plant', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='inventory', to='core.plant')),
                ('product', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='core.product')),
            ],
            options={
                'verbose_name_plural': 'Inventory',
                'unique_together': {('plant', 'product', 'lot_number')},
            },
        ),
    ]