Migration

api/migrations/0047_notification.py

@@ -0,0 +1,30 @@
+# Generated by Django 5.0.6 on 2024-06-09 10:21
+
+import django.db.models.deletion
+import django.utils.timezone
+import uuid
+from django.conf import settings
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('api', '0046_alter_currency_currency'),
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Notification',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('reference', models.UUIDField(default=uuid.uuid4, editable=False)),
+                ('created_at', models.DateTimeField(default=django.utils.timezone.now)),
+                ('title', models.CharField(default=None, max_length=120)),
+                ('description', models.CharField(blank=True, default=None, max_length=120)),
+                ('order', models.ForeignKey(default=None, on_delete=django.db.models.deletion.CASCADE, to='api.order')),
+                ('user', models.ForeignKey(default=None, on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL)),
+            ],
+        ),
+    ]

api/models/__init__.py

@@ -4,5 +4,14 @@ from .market_tick import MarketTick
 from .onchain_payment import OnchainPayment
 from .order import Order
 from .robot import Robot
+from .notification import Notification
 
-__all__ = ["Currency", "LNPayment", "MarketTick", "OnchainPayment", "Order", "Robot"]
+__all__ = [
+    "Currency",
+    "LNPayment",
+    "MarketTick",
+    "OnchainPayment",
+    "Order",
+    "Robot",
+    "Notification",
+]

api/models/notification.py

@@ -2,7 +2,8 @@
 import uuid
 
 from decouple import config
-from django.contrib.auth.models import User, Order
+from django.contrib.auth.models import User
+from api.models import Order
 from django.db import models
 from django.utils import timezone
 
@@ -25,8 +26,8 @@ class Notification(models.Model):
     reference = models.UUIDField(default=custom_uuid, editable=False)
     created_at = models.DateTimeField(default=timezone.now)
 
-    user = models.ForeignKey(User, on_delete=models.SET_NULL, default=None)
+    user = models.ForeignKey(User, on_delete=models.CASCADE, default=None)
-    order = models.ForeignKey(Order, on_delete=models.SET_NULL, default=None)
+    order = models.ForeignKey(Order, on_delete=models.CASCADE, default=None)
 
     # notification details
     title = models.CharField(max_length=120, null=False, default=None)

api/notifications.py

@@ -1,9 +1,10 @@
 from secrets import token_urlsafe
 
 from decouple import config
-
+from api.models import (
-from api.models import Order
+    Order,
-from api.models import Notification
+    Notification,
+)
 from api.utils import get_session