package com.gkhy.exam.institutionalaccess.service.serviceImpl;


import com.gkhy.exam.institutionalaccess.entity.ThStudyDetail;
import com.gkhy.exam.institutionalaccess.enums.FinishStatus;
import com.gkhy.exam.institutionalaccess.model.query.ThBatchQuery;
import com.gkhy.exam.institutionalaccess.model.resp.ThBatchCourseRespDTO;
import com.gkhy.exam.institutionalaccess.model.resp.ThStudentCourseRespDTO;
import com.gkhy.exam.institutionalaccess.model.resp.ThStudentStudyRespDTO;
import com.gkhy.exam.institutionalaccess.model.vo.*;
import com.gkhy.exam.institutionalaccess.service.*;
import com.gkhy.exam.institutionalaccess.utils.ConvertTimeUtils;
import org.springframework.beans.BeanUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.util.CollectionUtils;
import org.springframework.util.StringUtils;

import java.math.BigDecimal;
import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.atomic.AtomicBoolean;
import java.util.stream.Collectors;

@Service("ThBatchManagerService")
public class ThBatchManagerServiceImpl implements ThBatchManagerService {
    @Autowired
    private ThBatchService thBatchService;
    @Autowired
    private ThBatchCourseService thBatchCourseService;
    @Autowired
    private ThStudentCourseService thStudentCourseService;
    @Autowired
    private ThStudyDetailService thStudyDetailService;

    @Override
    public List<ThBatchVO> listByPage(ThBatchQuery query) {
        List<ThBatchVO> thBatchVOS = thBatchService.listByPage(query);
        //统计学员
        List<ThStatisticStudentVO> thStatisticStudentVOS = thStudentCourseService.statisticByBatchUuid();
        if (!CollectionUtils.isEmpty(thBatchVOS)) {
            List<String> batchUuids = thBatchVOS.stream().map(ThBatchVO::getUuid).collect(Collectors.toList());
            List<ThBatchCourseVO> batchCourseVOS = thBatchCourseService.getListByBatchUuids(batchUuids);
            for (ThBatchVO thBatchVO : thBatchVOS) {
                //课程
                List<ThBatchCourseVO> collect = batchCourseVOS.stream().filter(bc -> bc.getBatchUuid().equals(thBatchVO.getUuid())).collect(Collectors.toList());
                //学员
                List<ThStatisticStudentVO> ssList = thStatisticStudentVOS.stream().filter(ss -> ss.getBatchUuid().equals(thBatchVO.getUuid())).collect(Collectors.toList());
                if(ssList.size() > 0) {
                    thBatchVO.setStudentCount(ssList.get(0).getCount());
                }else {
                    thBatchVO.setStudentCount(0);
                }
                thBatchVO.setCourseVOList(collect);
            }
        }
        return thBatchVOS;
    }

    @Override
    public List<ThBatchCourseRespDTO> period(String batchUuid) {
        //获取批次关联课程
        List<ThBatchCourseVO> batchCourseVOS = thBatchCourseService.getListByBatchUuid(batchUuid);
        //获取关联学生
        List<ThStudentCourseVO> thStudentCourseVOS = thStudentCourseService.getListByBatchUuid(batchUuid);
        //根据批次获取学习记录
        List<ThStudyVO> studyVOS = thStudyDetailService.statisticDurationByIdcard(batchUuid);
        List<ThBatchCourseRespDTO> batchCourseRespDTOS = new ArrayList<>();
        if (!CollectionUtils.isEmpty(batchCourseVOS)) {
            for (ThBatchCourseVO VO : batchCourseVOS) {
                ThBatchCourseRespDTO thBatchCourseRespDTO = new ThBatchCourseRespDTO();
                BeanUtils.copyProperties(VO, thBatchCourseRespDTO);
                //视频时长
                thBatchCourseRespDTO.setDurationDesc(ConvertTimeUtils.convertTimeToString(VO.getDuration()));
                //过滤学生
                List<ThStudentCourseRespDTO> studentList = thStudentCourseVOS
                        .stream()
                        .filter(sc -> sc.getBatchUuid().equals(VO.getBatchUuid()))
                        .map(sc -> {
                            ThStudentCourseRespDTO thStudentCourseRespDTO = new ThStudentCourseRespDTO();
                            BeanUtils.copyProperties(sc, thStudentCourseRespDTO);
                            List<ThStudyVO> collect = studyVOS.stream().filter(s -> s.getIdcard().equals(sc.getIdcard())).collect(Collectors.toList());
                           if(collect.size() > 0) {
                               thStudentCourseRespDTO.setDuration(collect.get(0).getDuration());
                           }else {
                               thStudentCourseRespDTO.setDuration(0l);
                           }
                            return thStudentCourseRespDTO;
                        })
                        .collect(Collectors.toList());
                thBatchCourseRespDTO.setStudentList(studentList);
                batchCourseRespDTOS.add(thBatchCourseRespDTO);
            }
        }


        return batchCourseRespDTOS;
    }

    @Override
    public List<ThStudentStudyRespDTO> getStudent(String batchUuid) {
        //获取学生信息
        List<ThStudentCourseVO> thStudentCourseVOS = thStudentCourseService.getListByBatchUuid(batchUuid);
        //获取学生学习记录
        List<ThStudyDetailVO> studyDetails = thStudyDetailService.listByBatchUuid(batchUuid);
        List<ThStudentStudyRespDTO> respDTOS = new ArrayList<>();
        if (!CollectionUtils.isEmpty(thStudentCourseVOS)) {
            for (ThStudentCourseVO VO : thStudentCourseVOS) {
                ThStudentStudyRespDTO thStudentStudyRespDTO = new ThStudentStudyRespDTO();
                thStudentStudyRespDTO.setIdcard(VO.getIdcard());
                thStudentStudyRespDTO.setName(VO.getName());
                thStudentStudyRespDTO.setCourseName(VO.getCourseName());
                thStudentStudyRespDTO.setLessonTocal(VO.getLessTotal());
                BigDecimal lessNum = new BigDecimal(0);

                List<ThStudyDetailVO> collect = studyDetails
                        .stream()
                        .filter(sd -> sd.getIdcard().equals(VO.getIdcard()))
                        .collect(Collectors.toList());
                StringBuffer stringBuffer = new StringBuffer();
                for (ThStudyDetailVO studyDetail : collect) {
                    //是否完成
                    if(studyDetail.getFinishStatus().equals(FinishStatus.YES.getStatus())){
                        lessNum.add(studyDetail.getLessonNum());
                    }
                    //是否有学时报告
                    if(!StringUtils.isEmpty(studyDetail.getLessonReportUrl())){
                        stringBuffer.append(studyDetail.getLessonReportUrl()).append(",");
                    }
                }
                if(!StringUtils.isEmpty(stringBuffer.toString())){
                    stringBuffer.deleteCharAt(stringBuffer.length()-1);
                }
                thStudentStudyRespDTO.setUrl(stringBuffer.toString());
                thStudentStudyRespDTO.setFinishStatus(VO.getFinishStatus());
                thStudentStudyRespDTO.setLessonNum(lessNum);
                respDTOS.add(thStudentStudyRespDTO);
            }
        }
        return respDTOS;
    }
}