public CommentController(
UserManager <ApplicationUser> userManager,
SignInManager <ApplicationUser> signInManager,
RoleManager <IdentityRole> roleManager,
ILoggerFactory loggerFactory,
ApplicationDbContext db,
IHostingEnvironment environment)
{
_userManager = userManager;
_signInManager = signInManager;
_roleManager = roleManager;
DB = db;
_environment = environment;
Helper = new CRM.Helpers.Utility(_signInManager, DB);
}