public async Task <IEnumerable <Order> > GetDiscountAsync()
{
BuyService b = new BuyService(10);
IEnumerable <Order> g = await GetAllAsync();
return(b.GetDiscount(g, 0));
}
public IEnumerable <Order> GetDiscount()
{
BuyService b = new BuyService(10);
IEnumerable <Order> g = GetAll();
return(b.GetDiscount(g, 0));
}
