private async void DeleteMethod()
{
MessageDialogResult result = await _currentWindow.ShowMessageAsync("تأكيد الحذف", "هل تـريــد حــذف هـذه الفاتورة؟", MessageDialogStyle.AffirmativeAndNegative, new MetroDialogSettings()
{
AffirmativeButtonText = "موافق",
NegativeButtonText = "الغاء",
DialogMessageFontSize = 25,
DialogTitleFontSize = 30
});
if (result == MessageDialogResult.Affirmative)
{
if (_supplyServ.IsExistInRecalls(_selectedSupply.ID) || !_supplyServ.IsLastSupply(_selectedSupply.ID))
{
await _currentWindow.ShowMessageAsync("فشل الحذف", "لا يمكن حذف هذه الفاتورة", MessageDialogStyle.Affirmative, new MetroDialogSettings()
{
AffirmativeButtonText = "موافق",
DialogMessageFontSize = 25,
DialogTitleFontSize = 30
});
return;
}
_safeServ.DeleteSafe(_selectedSupply.RegistrationDate);
_clientAccountServ.DeleteAccount(_selectedSupply.RegistrationDate);
var supplyCategories = _supplyCategoryServ.GetSupplyCategories(_selectedSupply.ID);
foreach (var item in supplyCategories)
{
Category cat = _categoryServ.GetCategory(item.CategoryID);
if (cat.Qty - item.Qty != 0)
{
cat.Cost = ((cat.Cost * cat.Qty) - item.CostTotal) / (cat.Qty - item.Qty);
}
cat.Qty = cat.Qty - item.Qty;
_categoryServ.UpdateCategory(cat);
}
_supplyServ.DeleteSupply(_selectedSupply);
supplies.Remove(_selectedSupply);
Load();
}
}
public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
{
int bindingValue = (int)value;
return(supplyServ.IsLastSupply(bindingValue));
}