BeWoPlaner/BeWoPlanerMobil/Models/SchedulerModel.cs

using System;
using System.Collections.Generic;
using System.Linq;
using BeWoPlanerMobil.Service;
using BeWoPlanerMobil.Util;
using BS.Shared;
using BS.Shared.DataContracts;
using BS.Shared.Extensions;

namespace BeWoPlanerMobil.Models
{
    public class SchedulerModel : AbstractModel
    {
        public DateTime SelectedDate { get; set; } = DateTime.Today;
        
        public SchedulerAppointmentDC SelectedAppointment { get; set; }

        public List<SchedulerAppointmentDC> Appointments { get; set; } = new List<SchedulerAppointmentDC>();

        public List<AppointmentListItem> AppointmentListItems
        {
            get
            {
                var result = new List<AppointmentListItem>();

                Appointments.DoForEach(app => result.AddIfNotIn(new AppointmentListItem(app)));

                return result;
            }
        }

        public bool HasRightToEditAppointment(long? appointmentOid)
        {
            if (appointmentOid == null)
            {
                return false;
            }

            var appointment = Appointments.FirstOrDefault(app => app.SchedulerAppointmentOid.HasValue && app.SchedulerAppointmentOid.Value == appointmentOid);

            if (appointment == null)
            {
                return false;
            }

            var hasCustomers = appointment.CustomerList.Any();
            var hasEmployees = appointment.EmployeeList.Any();
            var hasResources = appointment.ResourceList.Any();

            var result = true;

            if(hasEmployees)
            {
                result = hasResources ? 
                    MobileSessionFacade.CheckForUserRight(UserRightType.KalenderRessourcentermineAndererAendern) : 
                    MobileSessionFacade.CheckForUserRight(UserRightType.KalenderMitarbeitertermineAendern);

                if (appointment.CustomerList.Any())
                {
                    result = MobileSessionFacade.CheckForUserRight(UserRightType.KalenderKliententermineAendern) && result;
                }
            }
            else
            {
                if(hasCustomers && hasResources)
                {
                    result = MobileSessionFacade.CheckForUserRight(UserRightType.KalenderKliententermineAendern) && MobileSessionFacade.CheckForUserRight(UserRightType.KalenderRessourcentermineAendern);
                }
                else if(hasCustomers)
                {
                    result = MobileSessionFacade.CheckForUserRight(UserRightType.KalenderKliententermineAendern);
                }
                else if(hasResources)
                {
                    result = MobileSessionFacade.CheckForUserRight(UserRightType.KalenderRessourcentermineAendern);
                }
            }

            return result;
        }

        public string DescriptionToEdit => SelectedAppointment?.Description ?? string.Empty;

        public string SubjectToEdit => SelectedAppointment?.Subject ?? string.Empty;

        public string StartDateToEdit => SelectedAppointment?.StartDate?.ToShortDateString() ?? SelectedDate.ToShortDateString();

        public string EndDateToEdit => SelectedAppointment?.EndDate?.ToShortDateString() ?? SelectedDate.ToShortDateString();

        public string StartTimeToEdit => SelectedAppointment?.StartDate?.ToShortTimeString() ?? string.Empty;

        public string EndTimeToEdit => SelectedAppointment?.EndDate?.ToShortTimeString() ?? string.Empty;

        public string LocationToEdit => SelectedAppointment?.Location ?? string.Empty;
    }
}