using FastEndpoints;
using GB5Shared.DTO.Framework.Login;
using GB5Shared.DTO.Framework.ResponseStandard;
using GB5Shared.FastEndPoint;
using GoodBooks.PAY.PAYBLL.Checkout;
using static GB5Shared.GB5Constant.Constant;

namespace GoodBooks.PAY.PAYSL.Endpoints.Checkout
{
    // Entitlement↔Payment loose coupling (Docs/Platform-Architecture-Integration-Reference.md
    // §9.1) — lets any caller (Entitlement's own GetMyPaymentHistory pass-through, or a future
    // module registering its own SourceDocType) read the full order history for one source
    // document without needing to know PAY's internal PayOrderId ahead of time.
    public class GetPayOrdersBySourceDoc : BaseEndpoint<GetPayOrdersBySourceDoc.GetPayOrdersBySourceDocParameters, ResponseStandardDTO<object>>
    {
        private readonly IPayOrderBLL _bll;

        public GetPayOrdersBySourceDoc(IPayOrderBLL bll) => _bll = bll;

        public override void Configure()
        {
            Get("/Pay/Order/GetPayOrdersBySourceDoc");
            AllowAnonymous();
        }

        public record GetPayOrdersBySourceDocParameters(
            [property: FromHeader] string Login,
            [property: QueryParam] int SourceDocType,
            [property: QueryParam] int SourceDocId
        );

        /// <summary>NOT_REQUIRED — payment order state changes frequently. Always query live.</summary>
        protected override string? GetCacheKey(GetPayOrdersBySourceDocParameters req, LoginDTO login) => null;

        protected override async Task<ResponseStandardDTO<object>> ExecuteAsync(
            GetPayOrdersBySourceDocParameters req, LoginDTO login, CancellationToken ct)
        {
            try
            {
                var result = await _bll.GetPayOrdersBySourceDoc(req.SourceDocType, req.SourceDocId, login, ct);
                return await GB5Shared.ResponseStandard.Response.CreateSuccessResponse(
                    result, CacheKeyLevel.NOT_REQUIRED, login);
            }
            catch (Exception ex)
            {
                return await GB5Shared.ResponseStandard.Response.CreateExceptionError<string>(
                    ex, CacheKeyLevel.NOT_REQUIRED, login, ex.Message, 500);
            }
        }
    }
}