refactor(models, views, serializers): rename LocationImage and Attachment to ContentImage and ContentAttachment, update related references

backend/server/adventures/migrations/0052_rename_attachment_contentattachment_and_more.py

@@ -0,0 +1,23 @@
+# Generated by Django 5.2.1 on 2025-07-10 14:40
+
+from django.conf import settings
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('adventures', '0051_rename_activity_types_location_tags_and_more'),
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+    ]
+
+    operations = [
+        migrations.RenameModel(
+            old_name='Attachment',
+            new_name='ContentAttachment',
+        ),
+        migrations.RenameModel(
+            old_name='LocationImage',
+            new_name='ContentImage',
+        ),
+    ]

backend/server/adventures/migrations/0053_alter_contentattachment_options_and_more.py

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+# Generated by Django 5.2.1 on 2025-07-10 15:01
+
+import django.db.models.deletion
+from django.conf import settings
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('adventures', '0052_rename_attachment_contentattachment_and_more'),
+        ('contenttypes', '0002_remove_content_type_name'),
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+    ]
+
+    operations = [
+        migrations.AlterModelOptions(
+            name='contentattachment',
+            options={'verbose_name': 'Content Attachment', 'verbose_name_plural': 'Content Attachments'},
+        ),
+        migrations.AlterModelOptions(
+            name='contentimage',
+            options={'verbose_name': 'Content Image', 'verbose_name_plural': 'Content Images'},
+        ),
+        migrations.AddField(
+            model_name='contentattachment',
+            name='content_type',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.CASCADE, to='contenttypes.contenttype'),
+        ),
+        migrations.AddField(
+            model_name='contentattachment',
+            name='object_id',
+            field=models.UUIDField(blank=True, null=True),
+        ),
+        migrations.AddField(
+            model_name='contentimage',
+            name='content_type',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.CASCADE, related_name='content_images', to='contenttypes.contenttype'),
+        ),
+        migrations.AddField(
+            model_name='contentimage',
+            name='object_id',
+            field=models.UUIDField(blank=True, null=True),
+        ),
+        migrations.AddIndex(
+            model_name='contentattachment',
+            index=models.Index(fields=['content_type', 'object_id'], name='adventures__content_e42b72_idx'),
+        ),
+        migrations.AddIndex(
+            model_name='contentimage',
+            index=models.Index(fields=['content_type', 'object_id'], name='adventures__content_aa4984_idx'),
+        ),
+    ]

backend/server/adventures/migrations/0054_migrate_location_images_generic_relation.py

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+# Custom migrations to migrate LocationImage and Attachment models to generic ContentImage and ContentAttachment models
+from django.db import migrations, models
+from django.utils import timezone
+
+def migrate_images_and_attachments_forward(apps, schema_editor):
+    """
+    Migrate existing LocationImage and Attachment records to the new generic ContentImage and ContentAttachment models
+    """
+    # Get the models
+    ContentImage = apps.get_model('adventures', 'ContentImage')
+    ContentAttachment = apps.get_model('adventures', 'ContentAttachment')
+
+    # Get the ContentType for Location
+    ContentType = apps.get_model('contenttypes', 'ContentType')
+    try:
+        location_ct = ContentType.objects.get(app_label='adventures', model='location')
+    except ContentType.DoesNotExist:
+        return
+    
+    # Update existing ContentImages (which were previously LocationImages)
+    ContentImage.objects.filter(content_type__isnull=True).update(
+        content_type=location_ct
+    )
+    
+    # Set object_id from location_id for ContentImages
+    for content_image in ContentImage.objects.filter(object_id__isnull=True):
+        if hasattr(content_image, 'location_id') and content_image.location_id:
+            content_image.object_id = content_image.location_id
+            content_image.save()
+    
+    # Update existing ContentAttachments (which were previously Attachments)
+    ContentAttachment.objects.filter(content_type__isnull=True).update(
+        content_type=location_ct
+    )
+    
+    # Set object_id from location_id for ContentAttachments
+    for content_attachment in ContentAttachment.objects.filter(object_id__isnull=True):
+        if hasattr(content_attachment, 'location_id') and content_attachment.location_id:
+            content_attachment.object_id = content_attachment.location_id
+            content_attachment.save()
+            
+def migrate_images_and_attachments_reverse(apps, schema_editor):
+    """
+    Reverse migration to restore location_id fields from object_id
+    """
+    ContentImage = apps.get_model('adventures', 'ContentImage')
+    ContentAttachment = apps.get_model('adventures', 'ContentAttachment')
+    
+    # Restore location_id from object_id for ContentImages
+    for content_image in ContentImage.objects.all():
+        if content_image.object_id and hasattr(content_image, 'location_id'):
+            content_image.location_id = content_image.object_id
+            content_image.save()
+    
+    # Restore location_id from object_id for ContentAttachments
+    for content_attachment in ContentAttachment.objects.all():
+        if content_attachment.object_id and hasattr(content_attachment, 'location_id'):
+            content_attachment.location_id = content_attachment.object_id
+            content_attachment.save()
+
+class Migration(migrations.Migration):
+    
+    dependencies = [
+        ('adventures', '0053_alter_contentattachment_options_and_more'),
+    ]
+
+    operations = [
+        migrations.RunPython(
+            migrate_images_and_attachments_forward,
+            migrate_images_and_attachments_reverse,
+            elidable=True
+        )
+    ]

backend/server/adventures/migrations/0055_alter_contentattachment_content_type_and_more.py

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+# Generated by Django 5.2.1 on 2025-07-10 15:19
+
+import django.db.models.deletion
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('adventures', '0054_migrate_location_images_generic_relation'),
+        ('contenttypes', '0002_remove_content_type_name'),
+    ]
+
+    operations = [
+        migrations.RemoveField(
+            model_name='contentattachment',
+            name='location',
+        ),
+        migrations.RemoveField(
+            model_name='contentimage',
+            name='location',
+        ),
+        migrations.AlterField(
+            model_name='contentattachment',
+            name='content_type',
+            field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='content_attachments', to='contenttypes.contenttype'),
+        ),
+        migrations.AlterField(
+            model_name='contentattachment',
+            name='object_id',
+            field=models.UUIDField(),
+        ),
+        migrations.AlterField(
+            model_name='contentimage',
+            name='content_type',
+            field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='content_images', to='contenttypes.contenttype'),
+        ),
+        migrations.AlterField(
+            model_name='contentimage',
+            name='object_id',
+            field=models.UUIDField(),
+        ),
+    ]