추가: Friend 테이블 unique constraint 추가

- 고유한 레코드외 중복 레코드 생성시 IntegrityError 생성
Sahayana · Oct 25, 2023 · 9078033 · 9078033
1 parent 0b6af84
commit 9078033
Showing 1 changed file with 8 additions and 0 deletions.
diff --git a/apps/friend/models.py b/apps/friend/models.py
@@ -54,4 +54,12 @@ class Friend(BaseModel):
     )
 
     def __str__(self) -> str:
+
         return f"Friend connection between {self.user.nickname} and {self.target_user.nickname}"
+
+    class Meta:
+        constraints = [
+            models.UniqueConstraint(
+                fields=["user", "target_user"], name="unique_friend"
+            )
+        ]