using FastEndpoints;
using GB5Shared.DTO.Framework.Login;
using GB5Shared.DTO.Framework.ResponseStandard;
using GB5Shared.FastEndPoint;
using KmsBLL.KmDiscovery;
using KmsDAL.DTO.KmDiscovery;
using static GB5Shared.GB5Constant.Constant;

namespace KmsSL.EndPoints.KmDiscovery
{
    /// <summary>
    /// Called by Python Tier 2 after LLM extraction to record a new candidate for review.
    /// </summary>
    public class SaveCandidate : BaseEndpoint<SaveCandidate.Parameters, ResponseStandardDTO<object>>
    {
        private readonly IKmDiscoveryBLL _bll;
        public SaveCandidate(IKmDiscoveryBLL bll) => _bll = bll;

        public override void Configure()
        {
            Post("/KmDiscovery/SaveCandidate");
            AllowAnonymous();
        }

        public record Parameters(
            [property: FromHeader] string Login,
            [property: FromBody]   KmCandidateDTO Candidate);

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