public GroupCreditWorthinesViewModel(GroupCreditWorthiness model)
{
if (model == null)
{
throw new ArgumentNullException("model");
}
this.model = model;
}
// Добавление группы
public int AddGroupCreditWorthiness(GroupCreditWorthiness model)
{
using (DataContext cntx = new DataContext())
{
try
{
cntx.Entry(model).State = EntityState.Added;
cntx.SaveChanges(); // сохранение добавления
}
catch (Exception) { return(0); }
}
return(model.Id);
}
// Редактирование группы
public bool UpdateGroupCreditWorthiness(GroupCreditWorthiness model)
{
using (DataContext cntx = new DataContext())
{
try
{
GroupCreditWorthiness oldModel = cntx.GroupCreditWorthinesss.FirstOrDefault(x => x.Id == model.Id);
cntx.Entry(oldModel).CurrentValues.SetValues(model); // копируем изменения из model в oldModel
cntx.SaveChanges();
}
catch (Exception) { return(false); }
}
return(true);
}
// удаление группы
public bool DeleteGroupCreditWorthiness(GroupCreditWorthiness model)
{
using (DataContext cntx = new DataContext())
{
try
{
GroupCreditWorthiness modelDel = cntx.GroupCreditWorthinesss.FirstOrDefault(x => x.Id == model.Id);
cntx.Entry(modelDel).State = EntityState.Deleted;
cntx.SaveChanges(); // сохранение удаления
}
catch (Exception) { return(false); }
}
return(true);
}
private void AddModel()
{
GroupCreditWorthiness model = new GroupCreditWorthiness();
AddGroupCreditWorthinesView view = new AddGroupCreditWorthinesView(true, model, repository)
{
ShowInTaskbar = false
};
view.ShowDialog();
if (view.DialogResult != true)
{
return;
}
model.Id = repository.AddGroupCreditWorthiness(model);
if (model.Id == 0)
{
MessageBoxWPF.Show(StringProject.ErrorAddRecort, StringProject.ErrorCaption, MessageBoxButton.OK, MessageBoxImage.Error);
return;
}
AllModel.Add(new GroupCreditWorthinesViewModel(model));
}