// EN: Command to create a new order.
// VI: Command tạo order mới.

using MediatR;

namespace OrderService.API.Application.Commands;

/// <summary>
/// EN: Command to create a new order with validation through strategies.
/// VI: Command tạo order mới với validation qua strategies.
/// </summary>
public record CreateOrderCommand(
    Guid ShopId,
    Guid? CustomerId,
    List<OrderItemRequest> Items,
    decimal? DiscountAmount = null,
    string? DiscountType = null,
    string? DiscountReference = null,
    Guid? TableId = null
) : IRequest<CreateOrderResult>;

/// <summary>
/// EN: Order item request.
/// VI: Yêu cầu order item.
/// </summary>
public record OrderItemRequest(
    Guid ProductId,
    string ProductName,
    string ProductType,
    int Quantity,
    decimal UnitPrice,
    bool TrackInventory = true
);

/// <summary>
/// EN: Result of create order command.
/// VI: Kết quả command tạo order.
/// </summary>
public record CreateOrderResult(
    Guid OrderId,
    decimal TotalAmount,
    string Status
);