From 9656479e2202f5399492c0e9a76f2cfedb158916 Mon Sep 17 00:00:00 2001
From: Ivan Ljubisavljevic <ivan996sk@gmail.com>
Date: Thu, 19 May 2022 23:00:39 +0200
Subject: User update - backend fix

---
 backend/api/api/Controllers/UserController.cs | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

(limited to 'backend/api')

diff --git a/backend/api/api/Controllers/UserController.cs b/backend/api/api/Controllers/UserController.cs
index 9f736679..9796afc2 100644
--- a/backend/api/api/Controllers/UserController.cs
+++ b/backend/api/api/Controllers/UserController.cs
@@ -125,7 +125,16 @@ namespace api.Controllers
             if (username == null)
                 return BadRequest();
 
-            return Ok(userService.Update(username, user));
+            if (user.Username != username)
+            {
+                User user2 = userService.GetUserByUsername(user.Username);
+                if (user2 == null)
+                    return Ok(userService.Update(username, user));
+                else
+                    return BadRequest("Username already exists!");
+            }
+            else
+                return Ok(userService.Update(username, user));
         }
 
         // DELETE api/<UserController>/5
-- 
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