using FastEndpoints;
using GB5Shared.DTO.Framework.Criteria;
using GB5Shared.DTO.Framework.Login;
using GB5Shared.DTO.Framework.ResponseStandard;
using GB5Shared.FastEndPoint;
using Microsoft.AspNetCore.Mvc;
using RecruitmentBLL.Candidate;
using static GB5Shared.GB5Constant.Constant;

namespace RecruitmentSL.EndPoints.Candidate
{
    public class GetSelectListCandidate
        : BaseEndpoint<
            GetSelectListCandidate.GetSelectListCandidateParameters,
            ResponseStandardDTO<object>>
    {
        private readonly ICandidateBLL _CandidateBLL;

        public GetSelectListCandidate(ICandidateBLL candidateBLL)
        {
            _CandidateBLL = candidateBLL;
        }

        public override void Configure()
        {
            Post("/Candidate/GetSelectListCandidate");
            // Roles("HR", "Recruiter", "Manager") throws 500 here — no host in this repo
            // configures AddAuthentication (HRFinanceHost included; see PayRollSL's
            // GetHRMSDashboard.cs for the same documented, repo-wide gap). AllowAnonymous
            // matches every other endpoint in this SL module today.
            AllowAnonymous();
        }

        // FirstNumber/MaxResult follow the same FromBody-criteria + QueryParam-paging wire shape
        // and naming already used by GetSelectListMeter (FM), GetSelectListProblem/GetSelectListAction
        // (CRM), etc. Both default so existing callers that don't pass them keep working — the
        // candidate pool must never fall back to an unbounded result, so CandidateBLL.GetSelectListCandidate
        // also re-applies these defaults defensively if 0/negative values arrive.
        public record GetSelectListCandidateParameters(
            [property: FastEndpoints.FromHeader] string Login,
            [property: FastEndpoints.FromBody] CriteriaDTO CriteriaDTO,
            [property: QueryParam] int FirstNumber = 1,
            [property: QueryParam] int MaxResult = 100
        );

        protected override string? GetCacheKey(GetSelectListCandidateParameters req, LoginDTO LoginDTO)
        {
            try
            {
                return KeyGenerator.KeyGeneration(
                    -1,
                    EntityConstant.OBJECTRECRUITMENTCANDIDATE,
                    CacheKeyLevel.CLIENT_LEVEL,
                    LoginDTO,
                    req.CriteriaDTO);
            }
            catch (Exception)
            {
                throw;
            }
        }

        protected override async Task<ResponseStandardDTO<object>> ExecuteAsync(
            GetSelectListCandidateParameters req,
            LoginDTO LoginDTO,
            CancellationToken ct)
        {
            try
            {
                var result = await _CandidateBLL
                    .GetSelectListCandidate(req.FirstNumber, req.MaxResult, req.CriteriaDTO, 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);
            }
        }
    }
}