public ActionResult PromoteUser([Bind(Include = "Username")] PromoteUserBm bind)
{
if (ModelState.IsValid)
{
string msg = service.PromoteUserToAdmin(bind);
ViewBag.Message = msg;
}
return(View(new PromoteUserViewModel()
{
Username = bind.Username
}));
}
public string PromoteUserToAdmin(PromoteUserBm bind)
{
ApplicationUser appUser = Context.Users.FirstOrDefault(u => u.UserName == bind.Username);
if (appUser == null)
{
return($"User with username:{bind.Username} doesn't exist!");
}
if (appUser.Roles.Any(r => r.RoleId == Context.Roles.FirstOrDefault(ro => ro.Name == "Admin").Id))
{
return("This user is already admin!");
}
string roleId = Context.Roles.FirstOrDefault(ro => ro.Name == "Admin").Id;
Context.Users.Find(appUser.Id).Roles.Add(new IdentityUserRole()
{
UserId = appUser.Id, RoleId = roleId
});
Context.SaveChanges();
return("Success!");
}
