public override bool Remove(Category category)
{
try {
category = Get(category.CategoryID);
if (category != null)
{
foreach (var referencedProp in
PropsRepository.Instanse.GetAll(prop => prop.CategoryID == category.CategoryID))
{
referencedProp.CategoryID = null;
PropsService.Instanse.Insert(referencedProp);
}
foreach (var referencedMaterial in
MaterialsRepository.Instanse.GetAll(material => material.CategoryID == category.CategoryID))
{
referencedMaterial.CategoryID = null;
MaterialsService.Insert(referencedMaterial);
}
LogsService.Instanse.Insert(new Log {
HostTable = (short)HostTable.Categories,
Details = Log.CategoryDetailer(category, ActionType.Removed)
});
CategoriesRepository.Instanse.DeleteAndSubmit(category);
return(true);
}
return(false);
} catch (Exception exception) {
Logger.Write(exception);
return(false);
}
}
protected override void SaveWorkerRunWorkerCompleted(object sender, RunWorkerCompletedEventArgs e)
{
if (ValidateFields())
{
var initialAmount = 0;
Material material = null;
if (EditMode)
{
material = _current;
}
if (material == null)
{
object returnValue;
uint temp;
if (InputWindowHelpers.Show(this, x => uint.TryParse(x.ToString(), out temp),
MaterialsResources.InitialAmountDescription,
MaterialsResources.InitialAmount, out returnValue, 0))
{
initialAmount = int.Parse(returnValue.ToString());
}
material = new Material();
}
material.Name = cmbNames.Text.Trim();
material.Unit = (short)cmbMesureUnit.SelectedIndex;
material.LowestAmount = int.Parse(tbLowestAmount.Text);
material.Formula = tbFormula.Text;
material.MolecularMass = tbMolecularMass.Text;
material.Description = tbDescription.Text.Trim();
if (cmbCategories.SelectedValue != null)
{
material.CategoryID = (Guid)cmbCategories.SelectedValue;
}
if (MaterialsService.Insert(material, initialAmount))
{
Global.SubmissionSuceeded(this);
EditMode = btnCancelChanges.IsEnabled = ChangesHappened = false;
btnDelete.IsEnabled = cutTextBox.IsEnabled = true;
cmbNames.ItemsSource = MaterialsService.Instanse.GetAll();
ResetFields();
TryToLoad();
}
else
{
Global.SubmissionFailed(this);
}
}
aiLoader.Visibility = Visibility.Collapsed;
OnSaving = false;
}