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
{
    public class GetVoucher : BaseEndpoint<GetVoucher.GetVoucherParameters, ResponseStandardDTO<object>>
    {
        private readonly IVoucherBLL _VoucherBLL;

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

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

        public record GetVoucherParameters(
            [property: FromHeader] string Login,
            [property: QueryParam] int VoucherId
        );

        // Transactional financial data — never cache
        protected override string? GetCacheKey(GetVoucherParameters Parameters, LoginDTO LoginDTO) => null;

        protected override async Task<ResponseStandardDTO<object>> ExecuteAsync(GetVoucherParameters req, LoginDTO LoginDTO, CancellationToken ct)
        {
            try
            {
                var Result = await _VoucherBLL.GetVoucher(req.VoucherId, 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);
            }
        }
    }
}