using AutoMapper;
using Microsoft.EntityFrameworkCore;
using System.Collections.Generic;
using YD_XinWei.Api.Context;
using YD_XinWei.Api.Services.Interface;
using YD_XinWei.Api.SmartSportsEntitys;
using YD_XinWei.Api.Utilities;
using YD_XinWei.Commons.Dto.HomeWork;
using YD_XinWei.Commons.Dto.School;

namespace YD_XinWei.Api.Services.Impl
{
    public class HomeWorkService : IHomeWorkService
    {
        public SmartSportsContext _sportsContext;
        private readonly IMapper _mapper;

        public HomeWorkService(SmartSportsContext sportsContext, IMapper mapper)
        {
            _sportsContext = sportsContext;
            _mapper = mapper;
        }

        public async Task AddHomeWork(AddHomeWorkDto paramDto)
        {
            var homeWorkEntity = _mapper.Map<S_HomeWork>(paramDto);
            homeWorkEntity.SchoolCode = UserLoginContext.Current.SchoolCode;
            homeWorkEntity.TeacherPhoneNo = UserLoginContext.Current.PhoneNo;
            homeWorkEntity.WorkStatus = 1;

            await _sportsContext.AddAsync(homeWorkEntity);
            await _sportsContext.SaveChangesAsync();
        }

        public async Task<List<HomeWorkRecordDto>> HomeWorkRecord(string teacherPhoneNo)
        {
            var res = await _sportsContext.HomeWork.Where(x => x.TeacherPhoneNo == teacherPhoneNo).Select(x => new HomeWorkRecordDto()
            {
                Id = x.Id,
                WorkName = x.WorkName,
                WorkStatus = x.WorkStatus,
                StartTime = x.StartTime,
                EndTime = x.EndTime
            }).ToListAsync();

            return res;
        }

        public async Task<HomeWorkDetailsDto> HomeWorkDetails(int homeWorkId)
        {
            var res = await _sportsContext.HomeWork.Where(x => x.Id == homeWorkId).Select(x => new HomeWorkDetailsDto()
            {
                Id = x.Id,
                WorkName = x.WorkName,
                StartTime = x.StartTime,
                EndTime = x.EndTime,
                StudentScope = x.StudentScope,
                WorkText = x.WorkText,
                HomeWorkStudents = _mapper.Map<List<HomeWorkStudentsDto>>(x.HomeWorkStudents),
            }).FirstOrDefaultAsync();

            return res;
        }
    }
}