components/LiteCharms.Features/Shop/ShoppingCarts/Commands/AddPackageToShoppingCartCommand.cs

namespace LiteCharms.Features.ShoppingCarts.Commands;

public class AddPackageToShoppingCartCommand : IRequest<Result>
{
    public Guid ShoppingCartId { get; set; }

    public Guid PackageId { get; set; }

    private AddPackageToShoppingCartCommand(Guid shoppingCartId, Guid packageId)
    {
        ShoppingCartId = shoppingCartId;
        PackageId = packageId;
    }

    public static AddPackageToShoppingCartCommand Create(Guid shoppingCartId, Guid packageId)
    {
        if (shoppingCartId == Guid.Empty)
            throw new ArgumentException($"Shopping cart ID is required", nameof(shoppingCartId));

        if (packageId == Guid.Empty)
            throw new ArgumentException($"Package ID is required", nameof(packageId));

        return new(shoppingCartId, packageId);
    }
}