public IEnumerable <ProductDto> GetProductsByCategory(Category category)
{
TypeCheck.IsNull(category);
TypeCheck.IsUsableAsId(category.Id);
var filter = new ProductByCategoryFilter(category.Id);
return(_repo.Find(filter).Select(i => i.ToDto()));
}
public static Product Create(Category category, Supplier supplier, string name, decimal price, double stock)
{
var product = new Product();
TypeCheck.IsNull(category);
TypeCheck.IsUsableAsId(category.Id);
TypeCheck.IsNull(supplier);
TypeCheck.IsUsableAsId(supplier.Id);
product.SetCategory(category.Id);
product.SetName(name);
product.SetPrice(price);
product.SetStock(stock);
product.SetSupplier(supplier.Id);
return(product);
}
public static Order Create(Customer customer, Employee employee, bool isUrgent, DateTime?shipDate)
{
TypeCheck.IsNull(customer);
TypeCheck.IsNullOrEmpty(customer.Id);
TypeCheck.IsNull(employee);
TypeCheck.IsUsableAsId(employee.Id);
var order = new Order()
{
CustomerId = customer.Id, EmployeeId = employee.Id
};
if (isUrgent)
{
order.SetAsUrgent(shipDate);
}
return(order);
}
public static OrderDetail Create(Product product, Order order, double price, double quantity, double discount = 0)
{
var orderDetail = new OrderDetail();
TypeCheck.IsNull(product);
TypeCheck.IsUsableAsId(product.Id);
TypeCheck.IsNull(product);
TypeCheck.IsUsableAsId(order.Id);
OrderDetailPolicy.CheckPrice(price);
OrderDetailPolicy.CheckQuantity(quantity);
orderDetail.SetProduct(product.Id);
orderDetail.SetOrder(order.Id);
orderDetail.SetPrice(price);
orderDetail.SetQuantity(quantity);
if (discount > 0)
{
orderDetail.SetDiscount(discount);
}
return(orderDetail);
}