public IActionResult CancelWedding(int ActivityId)
        {
            ActivityCenter Delete = dbContext.Activities.FirstOrDefault(f => f.ActivityId == ActivityId);

            dbContext.Activities.Remove(Delete);
            dbContext.SaveChanges();
            return(RedirectToAction("Dashboard"));
        }
        public IActionResult DetailsActivity(int ActivityId)
        {
            User           userInDb    = dbContext.Users.FirstOrDefault(u => u.UserId == (int)HttpContext.Session.GetInt32("UserId"));
            ActivityCenter GetActivity = dbContext.Activities.Include(l => l.Participants).ThenInclude(l => l.NavUser).FirstOrDefault(A => A.ActivityId == ActivityId);

            ViewBag.CoOrdinator = dbContext.Activities.Include(b => b.ActivityCreator).FirstOrDefault(s => s.ActivityId == ActivityId);
            // ActivityCenter ActId = dbContext.Activities.Include(k=>k.Participants).ThenInclude(d=>d.NavUser).FirstOrDefault(g=>g.ActivityId == ActivityId);
            // ActivityCenter ActId = dbContext.Activities.FirstOrDefault(g=>g.ActivityId == ActivityId);
            ViewBag.User = userInDb;

            return(View(GetActivity));
        }
        public IActionResult AddActivity(ActivityCenter newActivity)
        {
            int?UserIdInSession = HttpContext.Session.GetInt32("UserId");

            if (ModelState.IsValid)
            {
                dbContext.Activities.Add(newActivity);
                newActivity.UserId = (int)UserIdInSession;
                dbContext.SaveChanges();
                return(Redirect($"/DetailsActivity/{newActivity.ActivityId}"));
            }
            else
            {
                return(View("CreateActivity"));
            }
        }