增加註冊條件

app/api/users.py

@@ -85,10 +85,10 @@ async def add(username: str = Form(default=''), password: str = Form(default='')
     if username and password and email:
         user_email = await query_user(email)
         user_username = await query_user_username(username)
-        if user_email:
-            return {"msg":"該信箱已存在","code":403}
-        elif user_username:
-            return {"msg":"該使用者名稱已存在","code":403}
+        if user_email or user_username:
+            return {"msg":"該信箱或使用者名稱已存在","code":403}
+        # elif user_username:
+        #     return {"msg":"該使用者名稱已存在","code":403}
         else:
             if password == re_password:
                 hashed_password = bcrypt.hashpw(password.encode('utf-8'), bcrypt.gensalt()).decode('utf-8')