public async Task <IActionResult> SetRoles(SetRolesViewModel model)
{
if (!ModelState.IsValid)
{
return(View(model));
}
var user = await _userManager.FindByIdAsync(model.UserID);
if (user == null)
{
throw new ApplicationException($"Unable to load user with ID '{_userManager.GetUserId(User)}'.");
}
var oldRoles = await _userManager.GetRolesAsync(user);
foreach (var oldRole in oldRoles)
{
await _userManager.RemoveFromRoleAsync(user, oldRole);
}
await _userManager.AddToRoleAsync(user, model.Role);
StatusMessage = "User's Role has been changed.";
return(RedirectToAction(nameof(SetRoles)));
}
public async Task <IActionResult> SetRoles()
{
List <SelectListItem> UList = new List <SelectListItem>();
List <SelectListItem> RList = new List <SelectListItem>();
var user = await _userManager.GetUserAsync(User);
if (user == null)
{
throw new ApplicationException($"Unable to load user with ID '{_userManager.GetUserId(User)}'.");
}
var UserList = _context.Users.ToList();
foreach (var UserItem in UserList)
{
var NewItem = new SelectListItem();
NewItem.Value = UserItem.Id;
NewItem.Text = UserItem.UserName;
UList.Add(NewItem);
}
var RolesList = _context.Roles.ToList();
foreach (var RoleItem in RolesList)
{
var NewItem = new SelectListItem();
NewItem.Value = RoleItem.Name;
NewItem.Text = RoleItem.Name;
RList.Add(NewItem);
}
ViewBag.RList = RList;
ViewBag.UList = UList;
var model = new SetRolesViewModel {
StatusMessage = StatusMessage
};
return(View(model));
}
