public IHttpActionResult Backend_Detail_New()
        {
            BackendEventViewModel   viewmodel         = new BackendEventViewModel();
            EventDataController     dataCtrl          = new EventDataController();
            EventTypeDataController eventTypeDataCtrl = new EventTypeDataController();

            try
            {
                viewmodel.EventTypeOptions = eventTypeDataCtrl.GetItems().ToList().ConvertAll(x =>
                {
                    return(new BackendEventTypeViewModelItem()
                    {
                        ID = x.ID, Name = x.Name
                    });
                }).OrderByDescending(x => x.ID).ToList();
                viewmodel.Data.Start = DateTime.Now;
                viewmodel.Data.End   = DateTime.Now;
            }
            catch (Exception ex)
            {
                return(Error(viewmodel, ex));
            }

            return(Ok(viewmodel));
        }
        public IHttpActionResult Backend_Detail_Update(Int32 id, BackendEventViewModelItem request)
        {
            BackendEventViewModel viewmodel = new BackendEventViewModel();
            EventDataController   dataCtrl  = new EventDataController();

            try
            {
                dataCtrl.Update(request.ToModel());
            }
            catch (Exception ex)
            {
                return(Error(viewmodel, ex));
            }

            return(Ok(viewmodel, "Eintrag wurde gespeichert."));
        }
        public IHttpActionResult Backend_Detail_Insert(BackendEventViewModelItem request)
        {
            BackendEventViewModel viewmodel = new BackendEventViewModel();
            EventDataController   dataCtrl  = new EventDataController();

            try
            {
                var data = dataCtrl.Insert(request.ToModel());
                viewmodel.Data.FromModel(data);
            }
            catch (Exception ex)
            {
                return(Error(viewmodel, ex));
            }

            return(Ok(viewmodel, "Eintrag wurde gespeichert."));
        }