using AccountsBLL.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
{
    // Faithful port of GB4 Voucher.svc's GetVoucherDetailForOpeningBalance — read-side sibling
    // of OpeningBalanceSaveUpdate.cs, fetching existing detail lines for a given
    // BizTransactionType+OU+Account so they can be edited and re-submitted.
    public class GetVoucherDetailForOpeningBalance
        : BaseEndpoint<GetVoucherDetailForOpeningBalance.GetVoucherDetailForOpeningBalanceParameters, ResponseStandardDTO<object>>
    {
        private readonly IVoucherBLL _VoucherBLL;

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

        public override void Configure()
        {
            Get("/Voucher/VoucherDetail");
            AllowAnonymous();
        }

        public record GetVoucherDetailForOpeningBalanceParameters(
            [property: FromHeader] string Login,
            [property: QueryParam] int BizTransactionTypeId,
            [property: QueryParam] int OUId,
            [property: QueryParam] int VoucherAccountId
        );

        protected override string? GetCacheKey(GetVoucherDetailForOpeningBalanceParameters req, LoginDTO loginDTO) => null;

        protected override async Task<ResponseStandardDTO<object>> ExecuteAsync(
            GetVoucherDetailForOpeningBalanceParameters req,
            LoginDTO LoginDTO,
            CancellationToken ct)
        {
            try
            {
                var result = await _VoucherBLL.GetVoucherDetailForOpeningBalance(
                    req.BizTransactionTypeId,
                    req.OUId,
                    req.VoucherAccountId,
                    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);
            }
        }
    }
}