Phase 7: Reviews Moderation — Review model + migration + 4 admin endpoints (metrics, list, moderate, delete)

admin_api/models.py

@@ -0,0 +1,46 @@
+from django.db import models
+from django.core.validators import MinValueValidator, MaxValueValidator
+
+
+class Review(models.Model):
+    STATUS_PENDING  = 'pending'
+    STATUS_LIVE     = 'live'
+    STATUS_REJECTED = 'rejected'
+    STATUS_CHOICES  = [
+        (STATUS_PENDING,  'Pending'),
+        (STATUS_LIVE,     'Live'),
+        (STATUS_REJECTED, 'Rejected'),
+    ]
+    REJECT_CHOICES = [
+        ('spam',          'Spam'),
+        ('inappropriate', 'Inappropriate'),
+        ('fake',          'Fake'),
+    ]
+
+    reviewer        = models.ForeignKey(
+        'accounts.User', on_delete=models.CASCADE, related_name='admin_reviews'
+    )
+    event           = models.ForeignKey(
+        'events.Event', on_delete=models.CASCADE, related_name='admin_reviews'
+    )
+    rating          = models.IntegerField(
+        validators=[MinValueValidator(1), MaxValueValidator(5)]
+    )
+    review_text     = models.TextField()
+    submission_date = models.DateTimeField(auto_now_add=True)
+    status          = models.CharField(
+        max_length=10, choices=STATUS_CHOICES, default=STATUS_PENDING
+    )
+    reject_reason   = models.CharField(
+        max_length=15, choices=REJECT_CHOICES, null=True, blank=True
+    )
+
+    class Meta:
+        ordering = ['-submission_date']
+        indexes  = [
+            models.Index(fields=['status']),
+            models.Index(fields=['submission_date']),
+        ]
+
+    def __str__(self):
+        return f'Review #{self.pk} by {self.reviewer_id} — {self.status}'