public BillController()
{
im = new BillIM(db);
om = new BillOM(db);
orderIM = new OrderIM(db);
orderOM = new OrderOM(db);
order_itemIM = new Order_ItemIM(db);
order_itemOM = new Order_ItemOM(db);
}
public Boolean edit(bill bill)
{
BillIM im = new BillIM(db);
bill dbVersion = im.find(bill.id);
if (dbVersion.version == bill.version)
{
((IObjectContextAdapter)db).ObjectContext.Detach(dbVersion);
db.Entry(bill).State = EntityState.Modified;
bill.version = bill.version + 1;
db.SaveChanges();
return true;
}
return false;
}