public bool InsertCategory(Category category) { try { contextDB.Categories.Add(category); contextDB.SaveChanges(); return true; } catch { return false; } }
public bool InsertProduct(Product product) { try { contextDB.Products.Add(product); contextDB.SaveChanges(); return(true); } catch { return(false); } }
public Boolean Inserted(Bill bills) { try { contextDB.Bills.Add(bills); contextDB.SaveChanges(); return(true); } catch (Exception ex) { return(false); } }