public ControllerMessage Update(StockEditDTO stockEditDTO)
{
string message = String.Empty;
bool success = Validate(stockEditDTO.NewStockNo, ref message, stockEditDTO.OldStockNo != stockEditDTO.NewStockNo);
if (success)
{
try
{
StockEntity stockEntity = unitOfWork.Stocks.GetByNo(stockEditDTO.OldStockNo);
stockEntity.StockNo = stockEditDTO.NewStockNo;
foreach (StockIngredientEntity stockIngredientEntity in stockEntity.StockIngredients)
{
int count = stockEditDTO.IngredientCount
.Single(ingredient => ingredient.Ingredient == stockIngredientEntity.Ingredient.Name)
.Count;
stockIngredientEntity.Count = count >= 0 ? count : 0;
}
unitOfWork.Commit();
message = "Stock changed";
}
catch (Exception ex)
{
success = false;
message = ExceptionMessageBuilder.BuildMessage(ex);
}
}
return(new ControllerMessage(success, message));
}
private void RaiseStockSaveRequestEvent(StockEditDTO stock)
{
var handler = StockSaveRequest;
if (handler != null)
{
GenericEventArgs <StockEditDTO> e = new GenericEventArgs <StockEditDTO>(stock);
handler(this, e);
}
}
private void OnDelete(StockEditDTO stockEditDTO, StockEditViewModel viewModel)
{
using (IStockController controller = factory.CreateStockController())
{
ControllerMessage controllerMessage = controller.Delete(stockEditDTO.OldStockNo);
if (controllerMessage.IsSuccess)
{
Notify();
viewModel.Clear();
}
else
{
MessageBox.Show(controllerMessage.Message);
}
}
}
private void OnSave(StockEditDTO stockEditDTO)
{
using (IStockController controller = factory.CreateStockController())
{
ControllerMessage controllerMessage = controller.Update(stockEditDTO);
if (controllerMessage.IsSuccess)
{
stockEditDTO.OldStockNo = stockEditDTO.NewStockNo;
Notify();
}
else
{
MessageBox.Show(controllerMessage.Message);
}
}
}
public StockEditViewModel(IControllerFactory factory, StockListViewModel viewModel, StockEditDTO stockEditDTO = null)
{
this.factory = factory;
this.stock = stockEditDTO;
this.SaveCommand = new DelegateCommand(
() => RaiseStockSaveRequestEvent(stock),
obj => CanSave());
this.DeleteCommand = new DelegateCommand(
() => RaiseStockDeleteRequestEvent(stock),
obj => stock != null);
this.IngredientCount = new ObservableCollection <IngredientCount>();
viewModel.StockSelected += (s, e) => ChangeStock(e.Data.StockNo);
}
public void ChangeStock(int stockNo)
{
using (IStockController controller = factory.CreateStockController())
{
DataControllerMessage <StockEditDTO> controllerMessage = controller.Get(stockNo);
if (controllerMessage.IsSuccess)
{
this.stock = controllerMessage.Data;
this.IngredientCount.Clear();
foreach (IngredientCount ingredientCount in stock.IngredientCount)
{
this.IngredientCount.Add(ingredientCount);
}
RaisePropertyChangedEvent("StockNo");
}
}
}
public DataControllerMessage <StockEditDTO> Get(int stockNo)
{
string message = String.Empty;
bool success = true;
StockEditDTO data = null;
try
{
StockEntity stockEntity = unitOfWork.Stocks.GetByNo(stockNo);
if (stockEntity != null)
{
data = new StockEditDTO
{
OldStockNo = stockNo,
NewStockNo = stockNo
};
foreach (StockIngredientEntity stockIngredientEntity in stockEntity.StockIngredients.OrderBy(si => si.Ingredient.Name))
{
data.IngredientCount.Add(new IngredientCount
{
Ingredient = stockIngredientEntity.Ingredient.Name,
Count = stockIngredientEntity.Count
});
}
}
else
{
success = false;
message = "Stock not found";
}
}
catch (Exception ex)
{
success = false;
message = ExceptionMessageBuilder.BuildMessage(ex);
}
return(new DataControllerMessage <StockEditDTO>(success, message, data));
}
public void Clear()
{
this.stock = null;
this.IngredientCount.Clear();
RaisePropertyChangedEvent("StockNo");
}
