using AutoMapper;
using Entities.Contracts;
using Entities.DTO;
using SharedDATA.Api;
using TechHelper.Services;

namespace TechHelper.Server.Services
{
	public class QuestionGroupService : IAssignmentGroupService
	{

		private readonly IUnitOfWork _work;
		// 如果不再需要 AutoMapper 进行实体到 DTO 的映射，可以移除 _mapper 字段
		// 但如果 AutoMapper 在其他服务中用于其他映射，或者将来可能需要，可以保留
		private readonly IMapper _mapper;
		private readonly IExamService _examService;

		public QuestionGroupService(IUnitOfWork work, IMapper mapper, IExamService examService)
		{
			_work = work;
			_mapper = mapper;
			_examService = examService;
		}


		public Task<ApiResponse> AddAsync(AssignmentGroup model)
		{
			throw new NotImplementedException();
		}

		public Task<ApiResponse> DeleteAsync(Guid id)
		{
			throw new NotImplementedException();
		}

		public Task<ApiResponse> GetAllAsync(QueryParameter query)
		{
			throw new NotImplementedException();
		}

		public async Task<ApiResponse> GetAsync(Guid id)
		{
			try
			{

				var result = await _work.GetRepository<AssignmentGroup>().GetFirstOrDefaultAsync(predicate: ag => ag.Id == id);
				QuestionGroupDto qgd = new QuestionGroupDto();
				if (result != null)
				{
					qgd = _examService.MapAssignmentGroupToDto(result);
					return ApiResponse.Success(result: qgd);
				}
				return ApiResponse.Error("没找到问题组");
			}
			catch (Exception ex)
			{
				return ApiResponse.Error($"出现了一点问题: {ex.Message}");
			}
		}

		public Task<ApiResponse> UpdateAsync(AssignmentGroup model)
		{
			throw new NotImplementedException();
		}
	}
}