public bool Delete(Table table)
{
try
{
_isDirty = true;
return _tableDataService.DeleteObject(table.TableId);
}
catch (Exception ex)
{
if (this._logger != null)
{
this._logger.Log(ex.Message, Category.Exception, Priority.High);
}
}
return false;
}
public ReservationDetailsViewModel(IUnityContainer container, ILoggerFacade logger, IReservationManager reservationManager, ITableManager tableManager, IMessageBoxService messageBoxService, IDialogBoxService dialogBoxService)
{
this._logger = logger;
this._container = container;
this._reservationManager = reservationManager;
this._tableManager = tableManager;
this._messageBoxService = messageBoxService;
this._dialogBoxService = dialogBoxService;
var allTables = this._tableManager.GetAll().ToDictionary(tbl => tbl.TableId, tbl => tbl);
// Assumption : Reservation duration is between 10 Am and 10 Pm
this._minFromHour = 10;
this._maxFromHour = 22;
this._reservedTables = new ObservableCollection<Table>();
var currentReservation = this._container.Resolve(typeof(Reservation), "SelectedReservation");
if (currentReservation != null)
{
this.FromHour = (short)(currentReservation as Reservation).TimeFrom;
this.ToHour = (short)(currentReservation as Reservation).TimeTo;
this._currentReservation = currentReservation as Reservation;
this._currentReservation.PropertyChanged += _currentReservation_PropertyChanged;
foreach (var tableId in this._currentReservation.ReservedTableIds)
{
this._reservedTables.Add(allTables[tableId]);
}
this._availableTables = new ObservableCollection<Table>(this.GetAvailableTables((ushort)this._fromHour, (ushort)this._toHour));
if (this._availableTables != null && this._availableTables.Count > 0)
{
this._selectedAvailableTable = this._availableTables.First();
}
}
else
{
this.FromHour = this._minFromHour;
}
if (this._reservedTables != null && this._reservedTables.Count > 0)
{
this._selectedReservedTable = this._reservedTables.First();
}
this.SaveCommand = new DelegateCommand(this.OnSaveCommand, () =>
{
return this._currentReservation != null &&
this._reservedTables != null &&
this._reservedTables.Count > 0 &&
!string.IsNullOrEmpty(this._currentReservation.CustomerName) &&
!string.IsNullOrEmpty(this._currentReservation.ContactNumber);
});
this.CancelCommand = new DelegateCommand(this.OnCancelCommand, () => { return this._currentReservation != null; });
this.ReserveTableCommand = new DelegateCommand(this.OnReserveTableCommand, () =>
{
return this._currentReservation != null &&
this._selectedAvailableTable != null &&
this._currentReservation.NoOfPersons > this._reservedTables.Sum(tbl => tbl.MaxOccupancy);
});
this.UnreserveTableCommand = new DelegateCommand(this.OnUnreserveTableCommand, () =>
{
return this._currentReservation != null &&
this._selectedReservedTable != null;
});
}
public bool ImportTables(string fileName)
{
bool returnValue = false;
try
{
var xmlTables = this._tableDataService.GetXElements(fileName, "Tables", "Table");
var tables = new List<Table>();
foreach (var xmlTable in xmlTables)
{
var table = new Table();
table.DisplayName = string.Format("Table - {0}", xmlTable.Attribute("Id").Value);
ushort maxCapacity;
if (ushort.TryParse(xmlTable.Attribute("MaxOccupancy").Value, out maxCapacity))
{
table.MaxOccupancy = maxCapacity;
tables.Add(table);
}
}
if (tables.Count > 0)
{
this.SaveAll(tables);
}
returnValue = true;
}
catch (Exception ex)
{
if (this._logger != null)
{
this._logger.Log(ex.Message, Category.Exception, Priority.High);
}
}
return returnValue;
}