public CSale(sale sale, CProduct product, CUser user)
{
shop_id = sale.shop_id;
sale_id = sale.sale_id;
cproduct = product;
agent = user;
prod_qty = sale.prod_quant;
saleDate = sale.sale_date;
saleTime = sale.sale_time;
cust_name = sale.cust_name;
cust_phone = sale.cust_phone;
}
public CInventory(inventory i, CProduct p)
{
shop_id = i.shop_id;
prod_quant = i.prod_quant;
product = p;
}