using FastEndpoints;
using GB5Shared.DTO.Framework.Login;
using GB5Shared.DTO.Framework.ResponseStandard;
using GB5Shared.FastEndPoint;
using Microsoft.AspNetCore.Mvc;
using RecruitmentBLL.JobOffer;
using System.Threading;
using static GB5Shared.GB5Constant.Constant;

namespace RecruitmentSL.EndPoints.JobOffer
{
    public class GetJobOffer
        : BaseEndpoint<GetJobOffer.GetJobOfferParameters, object>
    {
        private readonly IJobOfferBLL _JobOfferBLL;

        public GetJobOffer(IJobOfferBLL jobOfferBLL)
        {
            _JobOfferBLL = jobOfferBLL;
        }

        public override void Configure()
        {
            Get("/JobOffer/GetJobOffer");
            // Roles("User") throws 500 here — no host in this repo configures AddAuthentication,
            // so FastEndpoints has no scheme to challenge against (repo-wide gap, not specific to
            // this endpoint — see PayRollSL/EndPoints/Employee/GetHRMSDashboard.cs for the same
            // documented finding). AllowAnonymous matches every other endpoint in this SL module.
            AllowAnonymous();
        }

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

        protected override string? GetCacheKey(
            GetJobOfferParameters parameters,
            LoginDTO loginDTO)
        {
            try
            {
                return KeyGenerator.KeyGeneration(
                    parameters.JobOfferId, EntityConstant.OBJECTRECRUITMENTJOBOFFER, CacheKeyLevel.CLIENT_LEVEL, loginDTO);
            }
            catch
            {
                throw;
            }
        }

        protected override async Task<ResponseStandardDTO<object>> ExecuteAsync(
            GetJobOfferParameters parameters,
            LoginDTO loginDTO,
            CancellationToken ct)
        {
            try
            {
                var result = await _JobOfferBLL
                    .GetJobOffer(parameters.JobOfferId, loginDTO!, ct);

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