Add campaigns/ Add supervisor/ Add messaging features/ Separate SMS

campaigns/migrations/0001_initial.py

@@ -0,0 +1,28 @@
+# Generated by Django 5.2.17 on 2026-08-24 16:52
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    initial = True
+
+    dependencies = [
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='MessageCampaign',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('title', models.CharField(max_length=150)),
+                ('body', models.TextField()),
+                ('channel', models.CharField(choices=[('sms', 'پیامک'), ('in_app', 'اعلان داخل\u200cاپ')], max_length=10)),
+                ('target_filter', models.JSONField(blank=True, default=dict)),
+                ('created_at', models.DateTimeField(auto_now_add=True)),
+            ],
+            options={
+                'ordering': ['-created_at'],
+            },
+        ),
+    ]

campaigns/migrations/0002_campaigndelivery.py

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+# Generated by Django 5.2.17 on 2026-08-24 00:00
+
+import django.db.models.deletion
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('campaigns', '0001_initial'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='CampaignDelivery',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('user_id', models.IntegerField(db_index=True)),
+                ('channel', models.CharField(choices=[('sms', 'پیامک'), ('in_app', 'اعلان داخل\u200cاپ')], max_length=10)),
+                ('status', models.CharField(choices=[('pending', 'در انتظار'), ('sent', 'ارسال شد'), ('failed', 'ناموفق')], default='pending', max_length=10)),
+                ('error_message', models.CharField(blank=True, max_length=300)),
+                ('created_at', models.DateTimeField(auto_now_add=True)),
+                ('campaign', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='deliveries', to='campaigns.messagecampaign')),
+            ],
+            options={
+                'ordering': ['-created_at'],
+            },
+        ),
+    ]

campaigns/migrations/0003_campaigndelivery_one_active_per_user_channel.py

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+# Generated manually for the campaign-delivery concurrency fix.
+#
+# اضافه‌کردنِ یک partial/conditional unique index روی
+# CampaignDelivery(campaign, user_id, channel) که فقط رکوردهایی با
+# status در ('pending', 'sent') رو محدود می‌کنه. رکوردهای failed از
+# این constraint مستثنا هستن تا رفتارِ retryِ فعلی (ساختنِ رکوردِ
+# pendingِ جدید بعد از یک تلاشِ ناموفق) بدونِ تغییر بمونه.
+#
+# این migration فقط یک constraint اضافه می‌کنه؛ هیچ فیلد/مدلِ جدیدی
+# نمی‌سازه و به دیتای موجود دست نمی‌زنه.
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('campaigns', '0002_campaigndelivery'),
+    ]
+
+    operations = [
+        migrations.AddConstraint(
+            model_name='campaigndelivery',
+            constraint=models.UniqueConstraint(
+                condition=models.Q(status__in=['pending', 'sent']),
+                fields=('campaign', 'user_id', 'channel'),
+                name='campaigns_one_active_delivery_per_user_channel',
+            ),
+        ),
+    ]