public static CartManagement CartSystem(this IItem.Customer user) { return(CartManagement.GetInstance(user)); }
public static OrderManagement OrderSystem(this IItem.Customer user) { return(OrderManagement.GetInstance(user)); }
public static CartManagement CartSystem(this IItem.Customer user) { return(CartManagement.GetInstance(user)); }
public static OrderManagement OrderSystem(this IItem.Customer user) { return(OrderManagement.GetInstance(user)); }