public ActionResult _Search(EventDirectorSearchModel searchModel)
        {
            if ((searchModel.ApplicationIds == null || !searchModel.ApplicationIds.Any()) &&
                string.IsNullOrWhiteSpace(searchModel.UserEmail) &&
                searchModel.EventId == null)
            {
                ModelState.AddModelError("FilterOptions", "At least one filter option must be applied.");
            }

            if (!ModelState.IsValid)
            {
                return(Json(new { success = false, message = ModelState.GetErrors() }, JsonRequestBehavior.AllowGet));
            }

            var userEmail = searchModel.UserEmail?.Split('|')[1];

            var eventDirectorCount = GetEventDirectorListItemsCount(searchModel.EventId, userEmail, searchModel.ApplicationIds, searchModel.IsPrimary, searchModel.IsAssistant);

            var maxAllowedCount = 5000;

            if (eventDirectorCount > maxAllowedCount)
            {
                return(Json(new { success = false, message = $"Query returned more than {maxAllowedCount} ({eventDirectorCount}) items. Make a more specific search." }));
            }

            var model = GetEventDirectorListItems(searchModel.EventId, userEmail, searchModel.ApplicationIds, searchModel.IsPrimary, searchModel.IsAssistant);
            var json  = Json(new { success = true, data = this.RenderRazorViewToString("_List", model) });

            json.MaxJsonLength = int.MaxValue;
            return(json);
        }
        public ActionResult _Search()
        {
            var model = new EventDirectorSearchModel
            {
                Applications = Applications
            };

            return(PartialView(model));
        }