public async Task <IActionResult> EditUsers(string userId)
        {
            var user = await _userManager.FindByIdAsync(userId);

            var userModel = new UserWM
            {
                UserId           = user.Id,
                FullName         = user.FirstName + " " + user.LastName,
                Username         = user.UserName,
                Password         = user.Password,
                RegistrationDate = user.RegistrationDate,
                UserLog          = _userLogRepository.GetMyLastLogins(user.Id)
            };

            if (await _userManager.IsInRoleAsync(user, "Admin"))
            {
                userModel.Admin = true;
            }
            else
            {
                userModel.Admin = false;
            }

            if (await _userManager.IsInRoleAsync(user, "Profesor"))
            {
                userModel.Professor = true;
            }
            else
            {
                userModel.Professor = false;
            }

            if (await _userManager.IsInRoleAsync(user, "Student"))
            {
                userModel.Student = true;
            }
            else
            {
                userModel.Student = false;
            }

            return(View(userModel));
        }
        public async Task <IActionResult> EditUsers(UserWM model)
        {
            bool change = false;
            var  user   = await _userManager.FindByIdAsync(model.UserId.ToString());

            if (user.UserName != model.Username)
            {
                user.UserName = model.Username;
                var result = await _userManager.UpdateAsync(user);

                if (result.Succeeded)
                {
                    SuccessMessage = "Uspješno ste promijenili korisničko ime.";
                }
            }

            if (user.Password != model.Password)
            {
                user.Password = model.Password;
                var token = await _userManager.GeneratePasswordResetTokenAsync(user);

                var result = await _userManager.ResetPasswordAsync(user, token, model.Password);

                if (result.Succeeded)
                {
                    SuccessMessage = "Uspješno ste promijenili lozinku.";
                }
            }

            if (model.Admin && (!await _userManager.IsInRoleAsync(user, "Admin")))
            {
                await _userManager.AddToRoleAsync(user, "Admin");

                change = true;
            }
            if ((!model.Admin) && (await _userManager.IsInRoleAsync(user, "Admin")))
            {
                await _userManager.RemoveFromRoleAsync(user, "Admin");

                change = true;
            }
            if (model.Professor && (!await _userManager.IsInRoleAsync(user, "Profesor")))
            {
                await _userManager.AddToRoleAsync(user, "Profesor");

                change = true;
            }
            if ((!model.Professor) && (await _userManager.IsInRoleAsync(user, "Profesor")))
            {
                await _userManager.RemoveFromRoleAsync(user, "Profesor");

                change = true;
            }
            if (model.Student && (!await _userManager.IsInRoleAsync(user, "Student")))
            {
                await _userManager.AddToRoleAsync(user, "Student");

                change = true;
            }
            if ((!model.Student) && (await _userManager.IsInRoleAsync(user, "Student")))
            {
                await _userManager.RemoveFromRoleAsync(user, "Student");

                change = true;
            }
            if (change)
            {
                SuccessMessage = "Uspješno ste dodali/izbrisali permisiju korisniku.";
            }

            return(RedirectToAction("Accounts", "Account"));
        }