using AccountsBLL.Voucher;
using AccountsDAL.DTO.Voucher;
using FastEndpoints;
using GB5Shared.DTO.Framework.Login;
using GB5Shared.DTO.Framework.ResponseStandard;
using GB5Shared.FastEndPoint;
using static GB5Shared.GB5Constant.Constant;

namespace AccountsSL.EndPoints.Voucher
{
    // Legacy GB4 route: Voucher.svc/BRS/Update (POST, body = List<BRSLoadDTO>). Each item carries its
    // own InstrumentId/InstrumentStatus/Date, so a single call can mix statuses across instruments.
    // This currently only ports GB4's status/date column flip ("Loop A") — bounce-voucher generation
    // ("Loop B", triggered by InstrumentStatus == 3/Bounce) is deferred; the cheque-bounce-specific
    // fields on BRSLoadDTO are accepted but not yet acted on.
    public class UpdateBRS : BaseEndpoint<UpdateBRS.UpdateBRSParameters, ResponseStandardDTO<object>>
    {
        private readonly IVoucherBLL _VoucherBLL;

        public UpdateBRS(IVoucherBLL voucherBLL)
        {
            _VoucherBLL = voucherBLL;
        }

        public override void Configure()
        {
            Post("/Voucher/UpdateBRS");
            AllowAnonymous();
        }

        public record UpdateBRSParameters(
            [property: FromHeader] string Login,
            [property: FromBody]   List<BRSLoadDTO> BRSLoadDTOs
        );

        protected override string? GetCacheKey(UpdateBRSParameters Parameters, LoginDTO LoginDTO) => null;

        protected override async Task<ResponseStandardDTO<object>> ExecuteAsync(UpdateBRSParameters req, LoginDTO LoginDTO, CancellationToken ct)
        {
            try
            {
                var Result = await _VoucherBLL.UpdateBRS(req.BRSLoadDTOs, LoginDTO!);
                return await GB5Shared.ResponseStandard.Response.CreateSuccessResponse(Result, CacheKeyLevel.NOT_REQUIRED, LoginDTO);
            }
            catch (Exception ex)
            {
                return await GB5Shared.ResponseStandard.Response.CreateExceptionError<string>(ex, CacheKeyLevel.NOT_REQUIRED, LoginDTO, ex.Message, 500);
            }
        }
    }
}