using FastEndpoints;
using GB5Shared.DTO.Framework.Login;
using GB5Shared.DTO.Framework.ResponseStandard;
using GB5Shared.FastEndPoint;
using RecruitmentBLL.Career;
using static GB5Shared.GB5Constant.Constant;

namespace RecruitmentSL.EndPoints.Career
{
    // Public career-site job detail. RecruitmentBLL.Career.CareerBLL only ever resolves a
    // Published(=5)+Active(=1) requisition for the tenant, and rejects (with a clear,
    // deliberately generic error — see CareerQB.GET_PUBLISHED_JOB_DETAIL's comment) an
    // unknown id and a "exists but not published" id identically.
    public class GetPublishedJobDetail
        : BaseEndpoint<GetPublishedJobDetail.GetPublishedJobDetailParameters, ResponseStandardDTO<object>>
    {
        private readonly ICareerBLL _CareerBLL;

        public GetPublishedJobDetail(ICareerBLL careerBLL)
        {
            _CareerBLL = careerBLL;
        }

        public override void Configure()
        {
            Get("/Career/GetPublishedJobDetail");
            AllowAnonymous();
        }

        public record GetPublishedJobDetailParameters(
            [property: QueryParam] int JobRequisitionId,
            [property: FastEndpoints.FromHeader] string Login
        );

        // Cached at CLIENT_LEVEL keyed by JobRequisitionId — same precedent as
        // JobRequisition/GetJobRequisition.cs (single-record GETs in this module are cached;
        // list/select-list GETs are not — see GetPublishedJobs.cs's GetCacheKey comment).
        protected override string? GetCacheKey(
            GetPublishedJobDetailParameters req,
            LoginDTO login)
            => KeyGenerator.KeyGeneration(
                req.JobRequisitionId,
                EntityConstant.OBJECTRECRUITMENTJOBREQUISITION,
                CacheKeyLevel.CLIENT_LEVEL,
                login);

        protected override async Task<ResponseStandardDTO<object>> ExecuteAsync(
            GetPublishedJobDetailParameters req,
            LoginDTO LoginDTO,
            CancellationToken ct)
        {
            try
            {
                var result = await _CareerBLL
                    .GetPublishedJobDetail(req.JobRequisitionId, LoginDTO!, ct);

                return await GB5Shared.ResponseStandard.Response
                    .CreateSuccessResponse(
                        result,
                        CacheKeyLevel.CLIENT_LEVEL,
                        LoginDTO);
            }
            catch (Exception ex)
            {
                return await GB5Shared.ResponseStandard.Response
                    .CreateExceptionError<string>(
                        ex,
                        CacheKeyLevel.CLIENT_LEVEL,
                        LoginDTO,
                        ex.Message,
                        500);
            }
        }
    }
}