updated to selfdelete inheritance

backend/account/models.py

@@ -171,5 +171,30 @@ class CustomUser(SoftDeleteModel, AbstractUser):
         """Return the singleton anonymous user."""
         User = CustomUser
         return User.objects.get(username="anonymous")
-        
+
+    def has_blocked(self, user) -> bool:
+        return self.blocking.filter(blocked_user=user).exists()
+
+    def is_blocked_by(self, user) -> bool:
+        return self.blocked_by.filter(blocker=user).exists()
+
+
+class UserBlock(models.Model):
+    blocker = models.ForeignKey(
+        settings.AUTH_USER_MODEL,
+        on_delete=models.CASCADE,
+        related_name='blocking'
+    )
+    blocked_user = models.ForeignKey(
+        settings.AUTH_USER_MODEL,
+        on_delete=models.CASCADE,
+        related_name='blocked_by'
+    )
+    created_at = models.DateTimeField(auto_now_add=True)
+
+    class Meta:
+        unique_together = ('blocker', 'blocked_user')
+
+    def __str__(self):
+        return f"{self.blocker} blocked {self.blocked_user}"