public BookingsListViewModel()
: base()
{
if (IsInDesignMode)
{
#region Design-time data
User dummyUser1 = new User() { FirstName = "John", LastName = "Doe" };
User dummyUser2 = new User() { FirstName = "Alice", LastName = "Wondergirl" };
Room dummyRoom1 = new Room() { Name = "The Red Room" };
Room dummyRoom2 = new Room() { Name = "International Space Station" };
// set up sample model data
Bookings = new ObservableCollection<Booking>()
{
//new Booking() {
// ID = 1, StartDate = DateTime.Now.AddDays(-2), EndDate = DateTime.Now.AddDays(-2).AddHours(1), Room = dummyRoom1, User = dummyUser1, RefNum = "abc123", IsCanceled = true },
//new Booking() {
// ID = 2, StartDate = DateTime.Now, EndDate = DateTime.Now.AddHours(2), Room = dummyRoom2, User = dummyUser2, RefNum = "def456"},
//new Booking() {
// ID = 3, StartDate = DateTime.Now.AddDays(2), EndDate = DateTime.Now.AddDays(2).AddHours(1), Room = dummyRoom1, User = dummyUser2, RefNum="ghi789" }
};
SelectedBooking = Bookings[2];
#endregion
}
else
{
_isInitialized = false;
}
}
public RoomsFormViewModel()
: base()
{
_roomService = new RoomServiceClient();
_currentRoom = new Room();
SaveRoomCommand = new RelayCommand(this.SaveRoom,
() => IsValid);
}
public void Delete(Room room)
{
try
{
roomRepository.Delete(room);
}
catch (Exception ex)
{
throw ex;
}
}
public void Delete(Room room)
{
IRoomComponent component = new RoomComponent();
try
{
component.Delete(room);
}
catch (Exception e)
{
throw new FaultException(e.Message);
}
}
public Room Save(Room room)
{
IRoomComponent component = new RoomComponent();
try
{
component.Save(room);
}
catch (Exception e)
{
throw new FaultException(e.Message);
}
return room;
}
public void Update(Room entity)
{
try
{
using (var session = NHibernateHelper.OpenSession(connString))
{
session.Update(entity);
session.Flush();
}
}
catch (Exception ex)
{
throw ex;
}
}
public bool Delete(Room entity)
{
try
{
using (var session = NHibernateHelper.OpenSession(connString))
{
session.Delete(entity);
session.Flush();
return true;
}
}
catch (Exception ex)
{
throw ex;
}
}
public bool Add(Room entity)
{
try
{
using (var session = NHibernateHelper.OpenSession(connString))
{
session.Save(entity);
return true;
}
}
catch (Exception)
{
return false;
throw;
}
}
protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
lblID.Text = "4";
using (IRoomComponent roomService = new RoomComponent())
{
Room room = new Room();
room = roomService.GetRoomByID(int.Parse(lblID.Text));
txtName.Text = room.Name;
txtLocation.Text = room.Location;
txtCapacity.Text = room.Capacity.ToString();
chkIsEnabled.Checked = room.IsEnabled;
}
}
}
public void Save(Room room)
{
try
{
if (room.ID == 0)
{
roomRepository.Add(room);
}
else
{
roomRepository.Update(room);
}
}
catch (Exception ex)
{
throw ex;
}
}
protected void btnSave_Click(object sender, EventArgs e)
{
try
{
using (IRoomComponent roomService = new RoomComponent())
{
Room myRoom = new Room();
myRoom.Name = txtName.Text;
myRoom.Location = txtLocation.Text;
myRoom.Capacity = int.Parse(txtCapacity.Text);
myRoom.IsEnabled = chkIsEnabled.Checked;
roomService.Save(myRoom);
lblMessage.Text = "Success";
}
}
catch (Exception)
{
lblMessage.Text = "Fail";
throw;
}
}
private void SaveRoom()
{
RoomValidator validator = new RoomValidator();
ValidationResult results = validator.Validate(_currentRoom);
if (!results.IsValid)
{
foreach (var failure in results.Errors)
{
Console.WriteLine("Property " + failure.PropertyName + " failed validation. Error was: " + failure.ErrorMessage);
}
}
else
{
MessengerInstance.Send(new LoadingMessage("Saving room..."));
Exception exceptionResult = null;
BackgroundWorker worker = new BackgroundWorker();
worker.DoWork += (object sender, DoWorkEventArgs e) =>
{
if (_currentRoom.ID == 0)
{
_currentRoom.CreatedBy = StateManager.CurrentUser.ID;
_currentRoom.ModifiedBy = null;
}
else
_currentRoom.ModifiedBy = StateManager.CurrentUser.ID;
_currentRoom = _roomService.Save(_currentRoom);
};
worker.RunWorkerCompleted += (object sender, RunWorkerCompletedEventArgs e) =>
{
RaisePropertyChanged("CurrentRoom");
MessengerInstance.Send(new NotificationMessage("RoomSaved"));
MessengerInstance.Send(new LoadingMessage(false));
Cancel();
};
worker.RunWorkerAsync();
}
}
public BookingsFormViewModel(Booking booking)
: base()
{
_booking = booking;
// Initialize fields
if (IsInDesignMode)
{
// Hardcoded design time data
RoomList = new ObservableCollection<Room>()
{
new Room() { Name = "Winterfell", Location = "25th floor", Capacity = 10 },
new Room() { Name = "King's Landing", Location = "24th floor", Capacity = 8 }
};
_isConflicting = true;
}
else
{
_bookingService = new BookingServiceClient();
_roomService = new RoomServiceClient();
_assetService = new AssetComponent();
_isConflicting = false;
RefreshRooms();
RefreshAssets();
}
if (_booking == null)
{
// New booking
_isNewBooking = true;
_booking = new Booking();
// Default booking dates are today
_startDate = DateTime.Today;
_endDate = DateTime.Today;
// Default booking start time is now + rounded up to next half hour
var startHour = DateTime.Now.Hour;
var startMinute = DateTime.Now.Minute;
if (startMinute < 30 && startMinute > 0)
{
startMinute = 30;
}
else if (startMinute > 30)
{
startMinute = 0;
startHour++;
}
_startTime = new TimeSpan(startHour, startMinute, 0);
// Default booking end time is one hour later
_endTime = _startTime + TimeSpan.FromHours(1);
getBookedItem();
}
else
{
// Edit booking
_isNewBooking = false;
_startDate = _booking.StartDate.Date;
_startTime = _booking.StartDate.TimeOfDay;
_endDate = _booking.EndDate.Date;
_endTime = _booking.EndDate.TimeOfDay;
// Since we do not have navigational properties on Booking and properly
// implemented Compare methods on Room, have to do it the ugly way
foreach (var r in RoomList)
{
if (r.ID == _booking.RoomID)
{
_room = r;
break;
}
}
// pre-select booked assets
foreach (var bookedAsset in _booking.AssetBookings)
{
var asset = AssetList.First(a => a.Asset.ID == bookedAsset.AssetID);
if (asset != null)
{
asset.IsSelected = true;
}
}
}
// Generate TimeComboBoxitems from 00:00 to 23:30, in 30 minute increments
_allTimeOptions = new ObservableCollection<TimeComboBoxItem>();
for (var i = 0; i < 48; i++)
{
var hours = i / 2;
var minutes = (i % 2 == 0) ? 0 : 30;
_allTimeOptions.Add(new TimeComboBoxItem() { Time = new TimeSpan(hours, minutes, 0) });
}
// Wire up commands
MakeBookingCommand = new RelayCommand(this.MakeBooking, () => IsValid && !IsConflicting);
CancelCommand = new RelayCommand(this.Cancel);
SelectedAssetsChangedCommand = new RelayCommand<SelectionChangedEventArgs>(this.SelectedAssetsChanged);
// Subscribe to own PropertyChanging event, to AJAX-ly call BLL validations
this.PropertyChanged += new PropertyChangedEventHandler(BookingsFormViewModel_PropertyChanged);
}