Refactor comments app to use mixins for comment functionality; update admin interfaces and add historical model fixes

reviews/models.py

@@ -5,8 +5,11 @@ from django.contrib.contenttypes.models import ContentType
 from django.core.validators import MinValueValidator, MaxValueValidator
 from history_tracking.models import HistoricalModel, VersionBranch, ChangeSet
 from history_tracking.signals import get_current_branch, ChangesetContextManager
+from comments.mixins import CommentableMixin
+from media.mixins import PhotoableModel
 
-class Review(HistoricalModel):
+class Review(HistoricalModel, CommentableMixin, PhotoableModel):
+    comments = GenericRelation('comments.CommentThread')  # Centralized reference
     # Generic relation to allow reviews on different types (rides, parks)
     content_type = models.ForeignKey(ContentType, on_delete=models.CASCADE)
     object_id = models.PositiveIntegerField()
@@ -41,17 +44,13 @@ class Review(HistoricalModel):
     )
     moderated_at = models.DateTimeField(null=True, blank=True)
     
-    # Comments
-    comments = GenericRelation('comments.CommentThread',
-        related_name='review_threads',
-        related_query_name='comments_thread'
-    )
 
     class Meta:
         ordering = ['-created_at']
         indexes = [
             models.Index(fields=['content_type', 'object_id']),
         ]
+        excluded_fields = ['comments']  # Exclude from historical tracking
 
     def __str__(self):
         return f"Review of {self.content_object} by {self.user.username}"
@@ -108,22 +107,6 @@ class Review(HistoricalModel):
             return f"{base_url}#review-{self.pk}"
         return reverse('reviews:review_detail', kwargs={'pk': self.pk})
 
-class ReviewImage(models.Model):
-    review = models.ForeignKey(
-        Review,
-        on_delete=models.CASCADE,
-        related_name='images'
-    )
-    image = models.ImageField(upload_to='review_images/')
-    caption = models.CharField(max_length=200, blank=True)
-    order = models.PositiveIntegerField(default=0)
-
-    class Meta:
-        ordering = ['order']
-
-    def __str__(self):
-        return f"Image {self.order + 1} for {self.review}"
-
 class ReviewLike(models.Model):
     review = models.ForeignKey(
         Review,