Add checks on the login and creating of user

Back/skydiveLogs-api/Controllers/UserController.cs

@@ -72,9 +72,26 @@ namespace skydiveLogs_api.Controllers
         [AllowAnonymous]
         [HttpPost]
         [EnableCors]
-        public void Post([FromBody] UserReq value)
+        public IActionResult Post([FromBody] UserReq userToAdd)
         {
-            _userService.AddNewUser(_mapper.Map<User>(value));
+            IActionResult result;
+            var newUser = _mapper.Map<User>(userToAdd);
+            var userAdded = _userService.AddNewUser(newUser);
+
+            if (!userAdded)
+            {
+                result = BadRequest(new { message = "Error during the creation of the user." });
+            }
+            else
+            {
+                newUser.Password = null;
+                var resp = _mapper.Map<UserResp>(newUser);
+                resp.Token = CreateToken(resp);
+
+                result = Ok(resp);
+            }
+
+            return result;
         }
 
         private string CreateToken(UserResp foundUser)