Using Kraken as Market provider

config/settings.py

@@ -49,11 +49,7 @@ CSRF_COOKIE_SAMESITE = "None"
 # Application definition
 
 INSTALLED_APPS = [
-    'django.contrib.admin',
-    'django.contrib.auth',
-    'django.contrib.contenttypes',
     'django.contrib.sessions',
-    'django.contrib.messages',
     'django.contrib.staticfiles',
     'core',
     'signals',
@@ -64,8 +60,6 @@ MIDDLEWARE = [
     'django.contrib.sessions.middleware.SessionMiddleware',
     'django.middleware.common.CommonMiddleware',
     'django.middleware.csrf.CsrfViewMiddleware',
-    'django.contrib.auth.middleware.AuthenticationMiddleware',
-    'django.contrib.messages.middleware.MessageMiddleware',
     # Disable X-Frame-Options middleware to allow Flatlogic preview iframes.
     # 'django.middleware.clickjacking.XFrameOptionsMiddleware',
 ]
@@ -82,8 +76,6 @@ TEMPLATES = [
         'OPTIONS': {
             'context_processors': [
                 'django.template.context_processors.request',
-                'django.contrib.auth.context_processors.auth',
-                'django.contrib.messages.context_processors.messages',
                 # IMPORTANT: do not remove – injects PROJECT_DESCRIPTION/PROJECT_IMAGE_URL and cache-busting timestamp
                 'core.context_processors.project_context',
             ],
@@ -99,36 +91,15 @@ WSGI_APPLICATION = 'config.wsgi.application'
 
 DATABASES = {
     'default': {
-        'ENGINE': 'django.db.backends.mysql',
+        'ENGINE': 'django.db.backends.sqlite3',
-        'NAME': os.getenv('DB_NAME', ''),
+        'NAME': BASE_DIR / 'db.sqlite3',
-        'USER': os.getenv('DB_USER', ''),
+    }
-        'PASSWORD': os.getenv('DB_PASS', ''),
-        'HOST': os.getenv('DB_HOST', '127.0.0.1'),
-        'PORT': os.getenv('DB_PORT', '3306'),
-        'OPTIONS': {
-            'charset': 'utf8mb4',
-        },
-    },
 }
 
 
 # Password validation
 # https://docs.djangoproject.com/en/5.2/ref/settings/#auth-password-validators
 
-AUTH_PASSWORD_VALIDATORS = [
-    {
-        'NAME': 'django.contrib.auth.password_validation.UserAttributeSimilarityValidator',
-    },
-    {
-        'NAME': 'django.contrib.auth.password_validation.MinimumLengthValidator',
-    },
-    {
-        'NAME': 'django.contrib.auth.password_validation.CommonPasswordValidator',
-    },
-    {
-        'NAME': 'django.contrib.auth.password_validation.NumericPasswordValidator',
-    },
-]
 
 
 # Internationalization

config/urls.py

@@ -14,13 +14,11 @@ Including another URLconf
     1. Import the include() function: from django.urls import include, path
     2. Add a URL to urlpatterns:  path('blog/', include('blog.urls'))
 """
-from django.contrib import admin
 from django.urls import include, path
 from django.conf import settings
 from django.conf.urls.static import static
 
 urlpatterns = [
-    path("admin/", admin.site.urls),
     path("", include("core.urls")),
     path("api/", include("signals.urls")),
 ]

core/templates/core/index.html

@@ -1,6 +1,6 @@
 {% extends "base.html" %}
 
-{% block title %}{{ project_name }}{% endblock %}
+{% block title %}Trading Signal: {{ active_symbol }}{% endblock %}
 
 {% block head %}
 <link rel="preconnect" href="https://fonts.googleapis.com">
@@ -8,11 +8,15 @@
 <link href="https://fonts.googleapis.com/css2?family=Inter:wght@400;700&display=swap" rel="stylesheet">
 <style>
   :root {
-    --bg-color-start: #6a11cb;
+    --bg-color: #121212;
-    --bg-color-end: #2575fc;
+    --text-color: #e0e0e0;
-    --text-color: #ffffff;
+    --card-bg-color: #1e1e1e;
-    --card-bg-color: rgba(255, 255, 255, 0.01);
+    --card-border-color: #2c2c2c;
-    --card-border-color: rgba(255, 255, 255, 0.1);
+    --primary-color: #4A90E2; /* A modern blue */
+    --buy-color: #4CAF50;
+    --sell-color: #F44336;
+    --wait-color: #FFC107;
+    --font-family: 'Inter', sans-serif;
   }
 
   * {
@@ -21,125 +25,132 @@
 
   body {
     margin: 0;
-    font-family: 'Inter', sans-serif;
+    font-family: var(--font-family);
-    background: linear-gradient(45deg, var(--bg-color-start), var(--bg-color-end));
+    background-color: var(--bg-color);
     color: var(--text-color);
     display: flex;
-    justify-content: center;
+    flex-direction: column;
     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 {
+  header {
-    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;
+    max-width: 600px;
-    font-size: 0.85rem;
+    display: flex;
-    opacity: 0.75;
+    justify-content: center;
+    align-items: center;
+    margin-bottom: 2rem;
   }
+
+  .symbol-selector-form {
+    display: flex;
+    gap: 1rem;
+    align-items: center;
+  }
+
+  .symbol-selector-form label {
+    font-size: 1rem;
+    font-weight: 700;
+  }
+
+  .symbol-selector {
+    padding: 0.75rem 1rem;
+    font-size: 1rem;
+    background-color: var(--card-bg-color);
+    color: var(--text-color);
+    border: 1px solid var(--card-border-color);
+    border-radius: 8px;
+    cursor: pointer;
+  }
+
+  .submit-btn {
+    padding: 0.75rem 1.5rem;
+    font-size: 1rem;
+    font-weight: 700;
+    background-color: var(--primary-color);
+    color: #ffffff;
+    border: none;
+    border-radius: 8px;
+    cursor: pointer;
+    transition: background-color 0.3s ease;
+  }
+
+  .submit-btn:hover {
+    background-color: #357ABD;
+  }
+
+  main {
+    width: 100%;
+    max-width: 600px;
+    display: flex;
+    flex-direction: column;
+    align-items: center;
+  }
+
+  .signal-card {
+    width: 100%;
+    background-color: var(--card-bg-color);
+    border: 1px solid var(--card-border-color);
+    border-radius: 12px;
+    padding: 2.5rem;
+    display: flex;
+    flex-direction: column;
+    align-items: center;
+    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
+  }
+  
+  .signal-card h1 {
+    margin: 0;
+    font-size: 1.5rem;
+    color: var(--primary-color);
+    font-weight: 700;
+    margin-bottom: 0.5rem;
+  }
+
+  .signal-card p {
+    margin: 0;
+    font-size: 4rem;
+    font-weight: 700;
+  }
+
+  .signal-BUY {
+    color: var(--buy-color);
+  }
+
+  .signal-SELL {
+    color: var(--sell-color);
+  }
+
+  .signal-WAIT {
+    color: var(--wait-color);
+  }
+
 </style>
 {% endblock %}
 
 {% block content %}
+<header>
+  <!-- 2.A. MANUAL SYMBOL SELECTOR -->
+  <form action="{% url 'home' %}" method="get" class="symbol-selector-form">
+    <label for="symbol-select">Active Symbol:</label>
+    <select name="symbol" id="symbol-select" class="symbol-selector">
+      {% for sym in available_symbols %}
+        <option value="{{ sym }}" {% if sym == active_symbol %}selected{% endif %}>
+          {{ sym }}
+        </option>
+      {% endfor %}
+    </select>
+    <button type="submit" class="submit-btn">Analyze</button>
+  </form>
+</header>
+
 <main>
-  <div class="card">
+  <!-- 4. FRONTEND BEHAVIOR: Display data for the active symbol -->
-    <h1>Analyzing your requirements and generating your app…</h1>
+  <div class="signal-card">
-    <div class="loader" role="status" aria-live="polite" aria-label="Applying initial changes">
+    <h1>{{ active_symbol }}</h1>
-      <span class="sr-only">Loading…</span>
+    <p class="signal-{{ signal }}">{{ signal }}</p>
-    </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>
 </main>
-<footer>
-  Page updated: {{ current_time|date:"Y-m-d H:i:s" }} (UTC)
-</footer>
 {% endblock %}

core/views.py

@@ -1,25 +1,25 @@
-import os
-import platform
-
-from django import get_version as django_version
 from django.shortcuts import render
-from django.utils import timezone
+from signals.engine import generate_signal
-
 
 def home(request):
-    """Render the landing screen with loader and environment details."""
+    """
-    host_name = request.get_host().lower()
+    Renders the home page with a trading signal for the active symbol.
-    agent_brand = "AppWizzy" if host_name == "appwizzy.com" else "Flatlogic"
+    """
-    now = timezone.now()
+    # 1. ACTIVE SYMBOL STATE: Get symbol from URL parameter, default to BTC/USDT
+    symbol = request.GET.get('symbol', 'BTC/USDT').upper()
+
+    try:
+        # 3. BACKEND INTEGRATION: Generate signal for the active symbol
+        signal = generate_signal(symbol)
+    except Exception as e:
+        signal = f'Error: {e}'
+
+    # A list of symbols for the dropdown selector
+    available_symbols = ['BTC/USDT', 'ETH/USDT', 'XRP/USDT', 'LTC/USDT', 'ADA/USDT', 'SOL/USDT', 'DOGE/USDT']
 
     context = {
-        "project_name": "New Style",
+        'active_symbol': symbol,
-        "agent_brand": agent_brand,
+        'signal': signal,
-        "django_version": django_version(),
+        'available_symbols': available_symbols,
-        "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/index.html", context)

requirements.txt

@@ -1,4 +1,4 @@
 Django==5.2.7
-mysqlclient==2.2.7
 python-dotenv==1.1.1
 ccxt
+pandas

signals/engine.py

@@ -3,8 +3,32 @@ import ccxt
 import pandas as pd
 
 def get_ohlcv(symbol, timeframe):
-    exchange = ccxt.binance()
+    exchange = ccxt.kraken()
-    ohlcv = exchange.fetch_ohlcv(symbol, timeframe)
+    # Symbol mapping for Kraken
+    symbol_map = {
+        'BTC/USDT': 'BTC/USD',
+        'ETH/USDT': 'ETH/USD',
+        'XRP/USDT': 'XRP/USD',
+        'LTC/USDT': 'LTC/USD',
+        'ADA/USDT': 'ADA/USD',
+        'SOL/USDT': 'SOL/USD',
+        'DOGE/USDT': 'DOGE/USD',
+    }
+
+    try:
+        # First, try the original symbol
+        ohlcv = exchange.fetch_ohlcv(symbol, timeframe)
+    except ccxt.BadSymbol:
+        # If the symbol is not found, try the mapped symbol
+        mapped_symbol = symbol_map.get(symbol)
+        if mapped_symbol:
+            try:
+                ohlcv = exchange.fetch_ohlcv(mapped_symbol, timeframe)
+            except ccxt.ExchangeError as e:
+                raise Exception(f"Could not fetch data for {symbol} or {mapped_symbol} from Kraken: {e})")
+        else:
+            raise Exception(f"Symbol {symbol} not found on Kraken and no mapping available.")
+
     df = pd.DataFrame(ohlcv, columns=['timestamp', 'open', 'high', 'low', 'close', 'volume'])
     df['timestamp'] = pd.to_datetime(df['timestamp'], unit='ms')
     return df

trading/admin.py

@@ -1,26 +0,0 @@
-from django.contrib import admin
-from django.contrib.auth.admin import UserAdmin
-from django.contrib.auth.models import User
-from .models import UserProfile, Signal, Trade, Backtest
-
-class UserProfileInline(admin.StackedInline):
-    model = UserProfile
-    can_delete = False
-    verbose_name_plural = 'Profile'
-    fk_name = 'user'
-
-class CustomUserAdmin(UserAdmin):
-    inlines = (UserProfileInline, )
-
-    def get_inline_instances(self, request, obj=None):
-        if not obj:
-            return list()
-        return super(CustomUserAdmin, self).get_inline_instances(request, obj)
-
-
-admin.site.unregister(User)
-admin.site.register(User, CustomUserAdmin)
-
-admin.site.register(Signal)
-admin.site.register(Trade)
-admin.site.register(Backtest)

trading/apps.py

@@ -1,9 +0,0 @@
-from django.apps import AppConfig
-
-
-class TradingConfig(AppConfig):
-    default_auto_field = 'django.db.models.BigAutoField'
-    name = 'trading'
-
-    def ready(self):
-        import trading.signals

trading/migrations/0001_initial.py

@@ -1,59 +0,0 @@
-# Generated by Django 5.2.7 on 2025-12-28 13:55
-
-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='Signal',
-            fields=[
-                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
-                ('symbol', models.CharField(max_length=20)),
-                ('signal', models.CharField(choices=[('BUY', 'Buy'), ('SELL', 'Sell'), ('WAIT', 'Wait')], max_length=4)),
-                ('confidence', models.FloatField()),
-                ('timestamp', models.DateTimeField(auto_now_add=True)),
-            ],
-        ),
-        migrations.CreateModel(
-            name='Backtest',
-            fields=[
-                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
-                ('start_date', models.DateTimeField()),
-                ('end_date', models.DateTimeField()),
-                ('results', models.JSONField()),
-                ('timestamp', models.DateTimeField(auto_now_add=True)),
-                ('user', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL)),
-            ],
-        ),
-        migrations.CreateModel(
-            name='Trade',
-            fields=[
-                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
-                ('symbol', models.CharField(max_length=20)),
-                ('entry_price', models.FloatField()),
-                ('exit_price', models.FloatField(blank=True, null=True)),
-                ('entry_timestamp', models.DateTimeField()),
-                ('exit_timestamp', models.DateTimeField(blank=True, null=True)),
-                ('signal', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='trading.signal')),
-                ('user', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL)),
-            ],
-        ),
-        migrations.CreateModel(
-            name='UserProfile',
-            fields=[
-                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
-                ('role', models.CharField(choices=[('Free', 'Free'), ('Pro', 'Pro'), ('Admin', 'Admin')], default='Free', max_length=10)),
-                ('user', models.OneToOneField(on_delete=django.db.models.deletion.CASCADE, related_name='profile', to=settings.AUTH_USER_MODEL)),
-            ],
-        ),
-    ]

trading/models.py

@@ -1,50 +0,0 @@
-from django.db import models
-from django.contrib.auth.models import User
-
-class UserProfile(models.Model):
-    USER_ROLE_CHOICES = (
-        ('Free', 'Free'),
-        ('Pro', 'Pro'),
-        ('Admin', 'Admin'),
-    )
-    user = models.OneToOneField(User, on_delete=models.CASCADE, related_name='profile')
-    role = models.CharField(max_length=10, choices=USER_ROLE_CHOICES, default='Free')
-
-    def __str__(self):
-        return f'{self.user.username} - {self.role}'
-
-class Signal(models.Model):
-    SIGNAL_CHOICES = (
-        ('BUY', 'Buy'),
-        ('SELL', 'Sell'),
-        ('WAIT', 'Wait'),
-    )
-    symbol = models.CharField(max_length=20)
-    signal = models.CharField(max_length=4, choices=SIGNAL_CHOICES)
-    confidence = models.FloatField()
-    timestamp = models.DateTimeField(auto_now_add=True)
-
-    def __str__(self):
-        return f'{self.timestamp} - {self.symbol} - {self.signal}'
-
-class Trade(models.Model):
-    user = models.ForeignKey(User, on_delete=models.CASCADE)
-    symbol = models.CharField(max_length=20)
-    entry_price = models.FloatField()
-    exit_price = models.FloatField(null=True, blank=True)
-    entry_timestamp = models.DateTimeField()
-    exit_timestamp = models.DateTimeField(null=True, blank=True)
-    signal = models.ForeignKey(Signal, on_delete=models.CASCADE)
-
-    def __str__(self):
-        return f'{self.user.username} - {self.symbol}'
-
-class Backtest(models.Model):
-    user = models.ForeignKey(User, on_delete=models.CASCADE)
-    start_date = models.DateTimeField()
-    end_date = models.DateTimeField()
-    results = models.JSONField()
-    timestamp = models.DateTimeField(auto_now_add=True)
-
-    def __str__(self):
-        return f'{self.user.username} - {self.timestamp}'

trading/signals.py

@@ -1,16 +0,0 @@
-from django.db.models.signals import post_save
-from django.dispatch import receiver
-from django.contrib.auth.models import User
-from .models import UserProfile
-
-@receiver(post_save, sender=User)
-def create_user_profile(sender, instance, created, **kwargs):
-    if created:
-        UserProfile.objects.create(user=instance)
-
-@receiver(post_save, sender=User)
-def save_user_profile(sender, instance, **kwargs):
-    try:
-        instance.profile.save()
-    except UserProfile.DoesNotExist:
-        UserProfile.objects.create(user=instance)

trading/tests.py

@@ -1,3 +0,0 @@
-from django.test import TestCase
-
-# Create your tests here.

trading/views.py

@@ -1,3 +0,0 @@
-from django.shortcuts import render
-
-# Create your views here.