using FastEndpoints;
using FrameworkBLL.Taxonomy;
using GB5Shared.DTO.Framework.Login;
using GB5Shared.DTO.Framework.ResponseStandard;
using GB5Shared.FastEndPoint;
using static GB5Shared.GB5Constant.Constant;

namespace FrameworkSL.Endpoints.Taxonomy.Topic
{
    public class GetTopic : BaseEndpoint<GetTopic.GetTopicParameters, ResponseStandardDTO<object>>
    {
        private readonly ITopicBLL _TopicBLL;

        public GetTopic(ITopicBLL topicBLL)
        {
            _TopicBLL = topicBLL;
        }

        public override void Configure()
        {
            Get("/TaxonomyTopic/GetTopic");
            AllowAnonymous();
        }

        public record GetTopicParameters(
            [property: QueryParam] int TopicId,
            [property: FromHeader] string Login
        );

        protected override string? GetCacheKey(GetTopicParameters req, LoginDTO loginDTO)
            => KeyGenerator.KeyGeneration(req.TopicId, EntityConstant.OBJECTTOPIC, CacheKeyLevel.CLIENT_LEVEL, loginDTO);

        protected override async Task<ResponseStandardDTO<object>> ExecuteAsync(GetTopicParameters req, LoginDTO loginDTO, CancellationToken ct)
        {
            try
            {
                var result = await _TopicBLL.GetTopic(req.TopicId, loginDTO!);
                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);
            }
        }
    }
}