using FastEndpoints;
using GB5Shared.DTO.Framework.Login;
using GB5Shared.DTO.Framework.ResponseStandard;
using GB5Shared.FastEndPoint;
using PayRollBLL.PayProcess;
using PayRollDAL.DTO.PayProcess;
using static GB5Shared.GB5Constant.Constant;

namespace PayRollSL.EndPoints.PayProcess
{
    // GB4 route: Payprocess.svc/Pay/Process/For/Sepration/ (POST) — PayProcessForSepration(PayProcessPostDTO).
    // GB4 consistently misspells "Separation" as "Sepration" (interface/impl/BLL method/query
    // constants) — the route below preserves that exact spelling for GB4-facing traceability.
    // The GB5 BLL method is named PayProcessForSeparation (correct spelling) internally.
    public class PayProcessForSepration : BaseEndpoint<PayProcessForSepration.Params, ResponseStandardDTO<object>>
    {
        private readonly IPayProcessBLL _PayProcessBLL;

        public PayProcessForSepration(IPayProcessBLL PayProcessBLL)
        {
            _PayProcessBLL = PayProcessBLL;
        }

        public override void Configure()
        {
            Post("/Pay/Process/For/Sepration/");
            AllowAnonymous();
        }

        public record Params(
            [property: FromHeader] string Login,
            [property: FromBody] PayProcessPostDTO PayProcessPostDTO
        );

        // Write endpoint — no GetCacheKey override; this computes and persists real
        // payroll numbers and must never be served from cache.
        protected override string? GetCacheKey(Params req, LoginDTO login) => null;

        protected override async Task<ResponseStandardDTO<object>> ExecuteAsync(
            Params req, LoginDTO loginDTO, CancellationToken ct)
        {
            try
            {
                var message = await _PayProcessBLL.PayProcessForSeparation(req.PayProcessPostDTO, loginDTO);
                return await GB5Shared.ResponseStandard.Response.CreateSuccessResponse(message, CacheKeyLevel.NOT_REQUIRED, loginDTO);
            }
            catch (Exception ex)
            {
                return await GB5Shared.ResponseStandard.Response.CreateExceptionError<string>(ex, CacheKeyLevel.NOT_REQUIRED, loginDTO, ex.Message, 500);
            }
        }
    }
}