chat qo'shildi

core/apps/chat/migrations/0001_initial_chat_message.py

@@ -0,0 +1,36 @@
+# Generated by Django 5.2.7 on 2026-04-02 14:22
+
+import django.db.models.deletion
+from django.conf import settings
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    initial = True
+
+    dependencies = [
+        ('evaluation', '0026_alter_autoevaluationmodel_form_ownership_and_more'),
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='ChatmessageModel',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('text', models.TextField(verbose_name='text')),
+                ('is_read', models.BooleanField(db_index=True, default=False, verbose_name='is read')),
+                ('created_at', models.DateTimeField(auto_now_add=True, verbose_name='created at')),
+                ('auto_evaluation', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='chat_messages', to='evaluation.autoevaluationmodel', verbose_name='auto evaluation')),
+                ('sender', models.ForeignKey(null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='chat_messages', to=settings.AUTH_USER_MODEL, verbose_name='sender')),
+            ],
+            options={
+                'verbose_name': 'Chat Message',
+                'verbose_name_plural': 'Chat Messages',
+                'db_table': 'ChatMessage',
+                'ordering': ['created_at'],
+                'indexes': [models.Index(fields=['auto_evaluation_id', 'created_at'], name='chat_eval_date_idx'), models.Index(fields=['auto_evaluation_id', 'is_read'], name='chat_eval_read_idx')],
+            },
+        ),
+    ]

core/apps/chat/migrations/0002_chatroom_and_message_media.py

@@ -0,0 +1,152 @@
+from django.conf import settings
+from django.db import migrations, models
+import django.db.models.deletion
+import core.apps.chat.models.chat
+
+
+def delete_old_messages(apps, schema_editor):
+    """Eski xabarlarni o'chirish — room FK bilan mos kelmaydi."""
+    ChatmessageModel = apps.get_model("chat", "ChatmessageModel")
+    ChatmessageModel.objects.all().delete()
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("chat", "0001_initial_chat_message"),
+        ("evaluation", "0026_alter_autoevaluationmodel_form_ownership_and_more"),
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+    ]
+
+    operations = [
+        # 1. ChatroomModel yaratish
+        migrations.CreateModel(
+            name="ChatroomModel",
+            fields=[
+                ("id", models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name="ID")),
+                ("created_at", models.DateTimeField(auto_now_add=True)),
+                ("updated_at", models.DateTimeField(auto_now=True)),
+                (
+                    "type",
+                    models.CharField(
+                        choices=[
+                            ("auto_evaluation", "AutoEvaluation xonasi"),
+                            ("direct", "To\u2018g\u2018ridan-to\u2018g\u2018ri"),
+                        ],
+                        db_index=True,
+                        default="auto_evaluation",
+                        max_length=20,
+                        verbose_name="type",
+                    ),
+                ),
+                (
+                    "auto_evaluation",
+                    models.OneToOneField(
+                        blank=True,
+                        null=True,
+                        on_delete=django.db.models.deletion.CASCADE,
+                        related_name="chat_room",
+                        to="evaluation.autoevaluationmodel",
+                        verbose_name="auto evaluation",
+                    ),
+                ),
+                (
+                    "members",
+                    models.ManyToManyField(
+                        blank=True,
+                        related_name="chat_rooms",
+                        to=settings.AUTH_USER_MODEL,
+                        verbose_name="members",
+                    ),
+                ),
+            ],
+            options={
+                "verbose_name": "Chat Xona",
+                "verbose_name_plural": "Chat Xonalar",
+                "db_table": "ChatRoom",
+            },
+        ),
+        # 2. Eski xabarlarni o'chirish (room FKsiz migratsiya mumkin emas)
+        migrations.RunPython(delete_old_messages, migrations.RunPython.noop),
+        # 3. Eski indexlarni o'chirish
+        migrations.RemoveIndex(
+            model_name="chatmessagemodel",
+            name="chat_eval_date_idx",
+        ),
+        migrations.RemoveIndex(
+            model_name="chatmessagemodel",
+            name="chat_eval_read_idx",
+        ),
+        # 4. auto_evaluation FK o'chirish
+        migrations.RemoveField(
+            model_name="chatmessagemodel",
+            name="auto_evaluation",
+        ),
+        # 5. room FK qo'shish
+        migrations.AddField(
+            model_name="chatmessagemodel",
+            name="room",
+            field=models.ForeignKey(
+                on_delete=django.db.models.deletion.CASCADE,
+                related_name="messages",
+                to="chat.chatroommodel",
+                verbose_name="room",
+                null=True,
+            ),
+        ),
+        # 6. room ni non-null qilish
+        migrations.AlterField(
+            model_name="chatmessagemodel",
+            name="room",
+            field=models.ForeignKey(
+                on_delete=django.db.models.deletion.CASCADE,
+                related_name="messages",
+                to="chat.chatroommodel",
+                verbose_name="room",
+            ),
+        ),
+        # 7. message_type qo'shish
+        migrations.AddField(
+            model_name="chatmessagemodel",
+            name="message_type",
+            field=models.CharField(
+                choices=[
+                    ("text", "Matn"),
+                    ("image", "Rasm"),
+                    ("video", "Video"),
+                    ("voice", "Ovoz"),
+                    ("file", "Fayl"),
+                ],
+                db_index=True,
+                default="text",
+                max_length=10,
+                verbose_name="message type",
+            ),
+        ),
+        # 8. text ni nullable qilish
+        migrations.AlterField(
+            model_name="chatmessagemodel",
+            name="text",
+            field=models.TextField(blank=True, null=True, verbose_name="text"),
+        ),
+        # 9. file field qo'shish
+        migrations.AddField(
+            model_name="chatmessagemodel",
+            name="file",
+            field=models.FileField(
+                blank=True,
+                null=True,
+                upload_to=core.apps.chat.models.chat.chat_file_upload_path,
+                verbose_name="file",
+            ),
+        ),
+        # 10. Yangi indexlar
+        migrations.AddIndex(
+            model_name="chatmessagemodel",
+            index=models.Index(fields=["room_id", "created_at"], name="chat_room_date_idx"),
+        ),
+        migrations.AddIndex(
+            model_name="chatmessagemodel",
+            index=models.Index(fields=["room_id", "is_read"], name="chat_room_read_idx"),
+        ),
+    ]