using FastEndpoints;
using GB5Shared.DTO.Framework.Login;
using GB5Shared.DTO.Framework.ResponseStandard;
using GB5Shared.FastEndPoint;
using TMSBLL.TrainingEnrollment;
using TMSDAL.DTO.TrainingEnrollment;
using static GB5Shared.GB5Constant.Constant;

namespace TMSSL.EndPoints.TrainingEnrollment
{
    public class ApproveEnrollment : BaseEndpoint<ApproveEnrollment.ApproveEnrollmentParameters, ResponseStandardDTO<object>>
    {
        private readonly ITrainingEnrollmentBLL _TrainingEnrollmentBLL;

        public ApproveEnrollment(ITrainingEnrollmentBLL trainingEnrollmentBLL)
        {
            _TrainingEnrollmentBLL = trainingEnrollmentBLL;
        }

        public override void Configure()
        {
            Post("/TrainingEnrollment/ApproveEnrollment");
            AllowAnonymous();
        }

        // ✅ ApprovalActionDTO replaces old ApproveEnrollmentDTO
        public record ApproveEnrollmentParameters(
            [property: FromBody] ApprovalActionDTO ApprovalActionDTO,
            [property: FromHeader] string Login
        );

        protected override async Task<ResponseStandardDTO<object>> ExecuteAsync(
            ApproveEnrollmentParameters req, LoginDTO loginDTO, CancellationToken ct)
        {
            try
            {
                var result = await _TrainingEnrollmentBLL.ApproveEnrollment(
                    req.ApprovalActionDTO, loginDTO);

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