private void OnElementSelected(PieceOfClothing obj)//Not very straightforward...
{
//if selected object is equal to null (for example when updating the list) we might try to put the previously selected item.
if (obj == null && temporaryItem != null)
{
//if the previous item is on the current list then select it.
if (ClothesList.Exists(x => x.Id == temporaryItem.Id))
{
CurrentItem = ClothesList.Find(x => x.Id == temporaryItem.Id);
}
//if the previously selected item is not on the list then just display nothing.
else
{
CurrentItem = obj;
}
}
//if currently selected object is existing the go for it.
else
{
CurrentItem = obj;
}
//notify other objects via event aggragation.
PieceOfClothingChangedEvent evt = eventAggregator.GetEvent <PieceOfClothingChangedEvent>();
evt.Publish(CurrentItem);
}
private bool Validate(PieceOfClothing item)
{
bool output = true;
if (item.Name == "")
{
ShowMisingNameWarning = true;
InvokePropertyChanged("ShowMisingNameWarning");
output = false;
}
else
{
ShowMisingNameWarning = false;
InvokePropertyChanged("ShowMisingNameWarning");
}
if (item.TypeId == null)
{
ShowMissingTypeWarning = true;
InvokePropertyChanged("ShowMissingTypeWarning");
output = false;
}
else
{
ShowMissingTypeWarning = false;
InvokePropertyChanged("ShowMissingTypeWarning");
}
return(output);
}
private bool Check(PieceOfClothing x, long typeId)
{
if (x.Type != null)
{
return(x.Type.Id == typeId);
}
return(false);
}
/// <summary>
/// Deprecated, use bool Check(PieceOfClothing x, long typeId) instead
/// </summary>
/// <param name="x"></param>
/// <param name="name"></param>
/// <returns></returns>
private bool Check(PieceOfClothing x, string name)
{
if (x.Type != null)
{
return(x.Type.Name == name);
}
return(false);
}
public ClothesEditViewModel(IEventAggregator eventAggregator, IRegionManager regionManager, IClothesServices clothesService, ITypesService typesService, PieceOfClothing pieceOfClothing)
{
this.eventAggregator = eventAggregator;
this.regionManager = regionManager;
this.clothesService = clothesService;
this.typesService = typesService;
CurrentItem = pieceOfClothing;
Initialize();
}
private void Initialize()
{
Title = "Nowy przedmiot";
CurrentItem = new PieceOfClothing()
{
Name = "",
InUse = false,
PicturePath = "",
TimesOn = 0
};
}
public void DeletePieceOfClothing(PieceOfClothing c)
{
try
{
clothes cl = c.Toclothes();
dbConnection.DeletePieceOfClothing(cl);
}
catch (Exception e)
{
eventAggregator.GetEvent <DatabaseConnectionErrorOccuredEvent>().Publish(e.ToString());
return;
}
}
public void UpdatePieceOfClothing(PieceOfClothing c)
{
try
{
clothes cl = c.Toclothes();
ImageService imageService = new ImageService();
string generatedName = imageService.SaveImage(c.PicturePath, c.Id);
if (generatedName != null)
{
cl.picture_path = generatedName;
}
dbConnection.UpdateClothes(cl);
}
catch (Exception e)
{
eventAggregator.GetEvent <DatabaseConnectionErrorOccuredEvent>().Publish(e.ToString());
}
}
private void OnCurrentItemChanged(PieceOfClothing obj)
{
CurrentItem = obj;
}
//Fires when an element is passed to the edit view model. The element is saved as current item.
private void OnEditElementAdded(PieceOfClothing obj)
{
CurrentItem = obj;
}
public IClothesEditViewModel GenerateViewModel(PieceOfClothing p)
{
return(new ClothesEditViewModel(eventAggregator, regionManager, clothesService, typesService, p));
}
private void OnCurrentItemChanged(PieceOfClothing obj)
{
//Point CurrentItem property onto the new target
CurrentItem = obj;
}
