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

namespace RecruitmentSL.EndPoints.Referral
{
    public class GetReferral : BaseEndpoint<GetReferral.Parameters, object>
    {
        private readonly IReferralBLL _ReferralBLL;

        public GetReferral(IReferralBLL referralBLL)
        {
            _ReferralBLL = referralBLL;
        }

        public override void Configure()
        {
            Get("/Referral/GetReferral");
            // Roles() throws 500 here — no host in this repo configures AddAuthentication (see
            // PayRollSL's GetHRMSDashboard.cs for the same documented, repo-wide gap).
            // AllowAnonymous matches every other endpoint in this SL module.
            AllowAnonymous();
        }

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

        protected override string? GetCacheKey(Parameters req, LoginDTO login)
            => KeyGenerator.KeyGeneration(
                req.ReferralId,
                EntityConstant.OBJECTRECRUITMENTREFERRAL,
                CacheKeyLevel.CLIENT_LEVEL,
                login);

        protected override async Task<ResponseStandardDTO<object>> ExecuteAsync(
            Parameters req, LoginDTO login, CancellationToken ct)
        {
            try
            {
                var result = await _ReferralBLL.GetReferral(req.ReferralId, login!, ct);
                return await GB5Shared.ResponseStandard.Response.CreateSuccessResponse(result, CacheKeyLevel.CLIENT_LEVEL, login);
            }
            catch (Exception ex)
            {
                return await GB5Shared.ResponseStandard.Response.CreateExceptionError<string>(ex, CacheKeyLevel.CLIENT_LEVEL, login, ex.Message, 500);
            }
        }
    }
}