voip announcement

apps/notifications/migrations/0015_announcementjob.py

@@ -0,0 +1,32 @@
+# Generated by Django 5.1.1 on 2026-09-28 15:31
+
+import django.db.models.deletion
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('messaging', '0003_messagereadreceipt'),
+        ('notifications', '0014_backfill_safe_0098_delivery_retries'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='AnnouncementJob',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('status', models.CharField(choices=[('PENDING', 'در صف'), ('PROCESSING', 'در حال تماس'), ('SENT', 'ارسال\u200cشده'), ('FAILED', 'ناموفق'), ('CANCELLED', 'لغوشده')], db_index=True, default='PENDING', max_length=15)),
+                ('attempts', models.PositiveSmallIntegerField(default=0)),
+                ('next_attempt_at', models.DateTimeField(db_index=True)),
+                ('idempotency_key', models.CharField(max_length=100, unique=True)),
+                ('last_error', models.TextField(blank=True)),
+                ('created_at', models.DateTimeField(auto_now_add=True)),
+                ('sent_at', models.DateTimeField(blank=True, null=True)),
+                ('message', models.OneToOneField(on_delete=django.db.models.deletion.CASCADE, related_name='announcement_job', to='messaging.message')),
+            ],
+            options={
+                'indexes': [models.Index(fields=['status', 'next_attempt_at'], name='announce_due_idx')],
+            },
+        ),
+    ]