Route update Lang + correction update lang

WF_EF_Api/Contextlib/DbUsersManager.cs

@@ -176,6 +176,11 @@ namespace Contextlib
                     u.Password = user.Password;
                     change = true;
                 }
+                if (user.Lang != u.Lang)
+                {
+                    u.Lang = user.Lang;
+                    change = true;
+                }
                 _repo.Update(u);
                 if (change)_context.SaveChanges();
             }

WF_EF_Api/WfApi/Controllers/UsersController.cs

@@ -523,7 +523,29 @@ namespace WfApi.Controllers
             }
         }
 
+        [HttpPut("lang")]
+        [ProducesResponseType(StatusCodes.Status200OK)]
+        [ProducesResponseType(StatusCodes.Status400BadRequest)]
+        [ProducesResponseType(StatusCodes.Status500InternalServerError)]
+        public async Task<IActionResult> UpdateUserLang([FromQuery] int id, [FromBody] TypeLangageDTO lang)
+        {
+            try
+            {
+                var updateduser=await _user.GetUserById(id);
+                if (updateduser == null)
+                {
+                    return BadRequest(new { message = "Player no found." });
+                }
+                updateduser.Lang = lang;
+                var result = _user.UpdateUser(id, updateduser);
 
+                return Ok(result);
+            }
+            catch (Exception)
+            {
+                return StatusCode((int)HttpStatusCode.InternalServerError, new { message = "Internal server error." });
+            }
+        }
 
         //===================================== ROUTE POST =====================================