package com.dsh.course.service.impl;

import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.dsh.course.entity.*;
import com.dsh.course.feignclient.account.CoachClient;
import com.dsh.course.feignclient.account.model.Coach;
import com.dsh.course.feignclient.activity.BenefitVideoClient;
import com.dsh.course.feignclient.activity.model.BenefitsVideos;
import com.dsh.course.feignclient.other.StoreClient;
import com.dsh.course.feignclient.other.model.Store;
import com.dsh.course.mapper.*;
import com.dsh.course.model.dto.DiscountJsonDto;
import com.dsh.course.model.vo.RegisterCourseVo;
import com.dsh.course.model.vo.request.ClasspaymentRequest;
import com.dsh.course.model.vo.request.CourseOfAfterRequest;
import com.dsh.course.model.vo.request.CourseWithDetailsRequest;
import com.dsh.course.model.vo.request.UpdateCourseVideoStatusRequest;
import com.dsh.course.model.vo.response.AppUserVideoResponse;
import com.dsh.course.model.vo.response.CourseDetailsResponse;
import com.dsh.course.model.vo.response.CourseOfVideoResponse;
import com.dsh.course.service.TCoursePackagePaymentService;
import com.dsh.course.util.ResultUtil;
import com.dsh.course.util.StrUtils;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.ObjectMapper;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import javax.annotation.Resource;
import java.math.BigDecimal;
import java.util.*;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import java.util.stream.Collectors;

/**
 * <p>
 * 用户课程包购买记录 服务实现类
 * </p>
 *
 * @author administrator
 * @since 2023-06-14
 */
@Service
public class TCoursePackagePaymentServiceImpl extends ServiceImpl<TCoursePackagePaymentMapper, TCoursePackagePayment> implements TCoursePackagePaymentService {


    @Resource
    private BenefitVideoClient bfvoClient;


    @Resource
    private UserVideoDetailsMapper uvdmapper;

    @Resource
    private PostCourseVideoMapper pcvMapper;

    @Resource
    private TCoursePackageMapper tcpmapper;

    @Resource
    private StoreClient stoClient;

    @Resource
    private CoachClient coachClient;

    @Resource
    private CoursePackageStudentMapper cpsMapper;

    @Resource
    private CancelledClassesMapper cacMapper;

    @Resource
    private TCoursePackageDiscountMapper tcpdMapper;



    /**
     * 获取课包购买人数
     * @param coursePackageId
     * @return
     */
    @Override
    public Integer queryCountNumber(Integer coursePackageId) {
        return this.baseMapper.queryCountNumber(coursePackageId);
    }

    @Override
    public List<AppUserVideoResponse> queryAfterVideo(CourseOfAfterRequest search,List<Integer> courseIds) {
        List<AppUserVideoResponse> responses = new ArrayList<>();
        List<PostCourseVideo> videoList = pcvMapper.selectList(new QueryWrapper<PostCourseVideo>()
                .eq("coursePackageId", courseIds));

        if (videoList.size() > 0){
            List<Integer> videoIds = videoList.stream().map(PostCourseVideo::getCourseId).collect(Collectors.toList());
            List<UserVideoDetails> userVideoDetails = uvdmapper.selectList(new QueryWrapper<UserVideoDetails>()
                    .in("courseId", videoIds));
            if (userVideoDetails.size() > 0){
                for (UserVideoDetails userVideoDetail : userVideoDetails) {
                    AppUserVideoResponse response = new AppUserVideoResponse();
                    TCoursePackage coursePackage = tcpmapper.selectById(userVideoDetail.getCoursePackageId());
                    response.setPackageName(coursePackage.getName());
                    response.setCoursePackageId(userVideoDetail.getCoursePackageId());
                    BenefitsVideos videosWithIds = bfvoClient.getVideosWithIds(userVideoDetail.getCourseId());
                    response.setVideoId(userVideoDetail.getCourseId());
                    response.setCoverImage(videosWithIds.getCover());
                    if (null != search.getSearch()){
//                        根据正则模糊匹配
                        String pattern = ".*" + search.getSearch() + ".*";
                        Pattern regex = Pattern.compile(pattern);
                        Matcher matcher = regex.matcher(videosWithIds.getName());
                        if (matcher.matches()) {
                            response.setVideoName(videosWithIds.getName());
                        }
                    }else {
                        response.setVideoName(videosWithIds.getName());
                    }
                    response.setSynopsis(videosWithIds.getIntroduction());
                    response.setIntegral(videosWithIds.getIntegral());
                    response.setStudyStatus(userVideoDetail.getState());
                    responses.add(response);
                }
                Collections.sort(responses, Comparator.comparing(AppUserVideoResponse::getStudyStatus));
            }
        }
        return responses;
    }

    @Override
    public CourseOfVideoResponse queryVideoDetails(CourseWithDetailsRequest detailsRequest,Integer appUserId) {
        CourseOfVideoResponse response = new CourseOfVideoResponse();
        BenefitsVideos videosWithIds = bfvoClient.getVideosWithIds(detailsRequest.getVideoId());
        TCoursePackage coursePackage = tcpmapper.selectById(detailsRequest.getCoursePackageId());
        if (null != videosWithIds && null != coursePackage){
            response.setCoursePackageId(coursePackage.getId());
            response.setVideoId(videosWithIds.getId());
            response.setVideoURL(videosWithIds.getVideos());
            response.setVideoName(videosWithIds.getName());
            response.setIntegral(videosWithIds.getIntegral());
            UserVideoDetails userVideoDetails = uvdmapper.selectOne(new QueryWrapper<UserVideoDetails>()
                    .eq("appUserId",appUserId )
                    .eq("coursePackageId",coursePackage.getId())
                    .eq("courseId",videosWithIds.getId()));

            response.setStudyStatus(userVideoDetails.getState());
            response.setPackageName(coursePackage.getName());
            response.setSynopsis(videosWithIds.getIntroduction());
            response.setDetailedDiagram(coursePackage.getIntroduceDrawing());
        }

        return response;
    }

    @Override
    public String updateVideoStatus(UpdateCourseVideoStatusRequest detailsRequest, Integer appUserId) {
        UserVideoDetails userVideoDetails = uvdmapper.selectOne(new QueryWrapper<UserVideoDetails>()
                .eq("appUserId",appUserId )
                .eq("coursePackageId",detailsRequest.getCoursePackageId())
                .eq("courseId",detailsRequest.getVideoId())
                );
        if (null != userVideoDetails && userVideoDetails.getState() ==1 && detailsRequest.getIsOver() == 1){
            userVideoDetails.setState(2);
            userVideoDetails.setUpdateTime(new Date());
            uvdmapper.updateById(userVideoDetails);
            return "SUCCESS";
        }
        return null;
    }

    @Override
    public List<RegisterCourseVo> queryRegisteredCourseList(CourseOfAfterRequest courseTypeId, Integer appUserId) {
        List<RegisterCourseVo> courseVos = new ArrayList<>();
        List<TCoursePackagePayment> tCoursePackagePayments = this.list(new QueryWrapper<TCoursePackagePayment>()
                .eq("appUserId",appUserId ));
        if (tCoursePackagePayments.size() > 0){
            for (TCoursePackagePayment tCoursePackagePayment : tCoursePackagePayments) {
                TCoursePackage coursePackage = tcpmapper.selectById(tCoursePackagePayment.getCoursePackageId());
                Store store = stoClient.queryStoreById(coursePackage.getStoreId());
                RegisterCourseVo registerCourseVo = new RegisterCourseVo();
                registerCourseVo.setCoursePackageId(tCoursePackagePayment.getCoursePackageId());
                registerCourseVo.setPackageImg(coursePackage.getCoverDrawing());
                String storeAndCourse = coursePackage.getName()+"("+ store.getName() +")";
                registerCourseVo.setCourseNameStore(storeAndCourse);
                registerCourseVo.setCourseTime(coursePackage.getClassStartTime()+"-"+coursePackage.getClassEndTime());
                Coach coach = coachClient.queryCoachById(coursePackage.getCoachId());
                registerCourseVo.setCourseTeacher(coach.getName());
                List<CoursePackageStudent> coursePackageStudents = cpsMapper.selectList(new QueryWrapper<CoursePackageStudent>()
                        .eq("coursePackageId",coursePackage.getId())
                        .eq("studentId",appUserId ));
                registerCourseVo.setCourseNums(coursePackageStudents.size() * 2);
                registerCourseVo.setPayStatus(tCoursePackagePayment.getPayStatus());
                courseVos.add(registerCourseVo);
            }
        }
        return courseVos;
    }

    @Override
    public CourseDetailsResponse queryRegisteredCourseDetails(Integer coursePackageId, Integer appUserId) {
        CourseDetailsResponse response = new CourseDetailsResponse();
        List<TCoursePackagePayment> tCoursePackagePayments = this.list(new QueryWrapper<TCoursePackagePayment>()
                .eq("coursePackageId",coursePackageId )
                .eq("appUserId",appUserId));

        if (tCoursePackagePayments.size() > 0){
            TCoursePackagePayment tCoursePackagePayment = tCoursePackagePayments.get(0);
            TCoursePackage coursePackage = tcpmapper.selectById(tCoursePackagePayment.getCoursePackageId());
            response.setCoursePackageId(tCoursePackagePayment.getCoursePackageId());
            response.setCoverDrawing(coursePackage.getCoverDrawing());
            response.setCoursePackageName(coursePackage.getName());
            List<Integer> integers = StrUtils.dealStrToList(coursePackage.getClassWeeks());
            if (integers.size() > 0){
                StringBuilder courWeeks = new StringBuilder("每");
                for (Integer integer : integers) {
                    switch (integer){
                        case 1:
                            courWeeks.append("周一、");
                            break;
                        case 2:
                            courWeeks.append("周二、");
                            break;
                        case 3:
                            courWeeks.append("周三、");
                            break;
                        case 4:
                            courWeeks.append("周四、");
                            break;
                        case 5:
                            courWeeks.append("周五、");
                            break;
                        case 6:
                            courWeeks.append("周六、");
                            break;
                        case 7:
                            courWeeks.append("周末、");
                            break;
                        default:
                            break;
                    }
                }
                if (courWeeks.length() > 0 && courWeeks.charAt(courWeeks.length() - 1) == ','){
                    courWeeks.deleteCharAt(courWeeks.length() - 1);
                }
                response.setWeeks(courWeeks.toString());
            }
            response.setCourseTimeFrame(coursePackage.getClassStartTime()+"-"+coursePackage.getClassEndTime());
            response.setIntroduceDrawing(coursePackage.getIntroduceDrawing());

            Integer payType = tCoursePackagePayment.getPayType();
            BigDecimal cashPayment = tCoursePackagePayment.getCashPayment();
            double cashPaymentValue = cashPayment.doubleValue();
            Integer playPaiCoin = tCoursePackagePayment.getPlayPaiCoin();
            TCoursePackageDiscount coursePackageDiscount = tcpdMapper.selectOne(new QueryWrapper<TCoursePackageDiscount>()
                    .eq("coursePackageId",coursePackage.getId() )
                    .eq("type",1)
                    .eq("auditStatus",2));
            ObjectMapper objectMapper = new ObjectMapper();
            String content = coursePackageDiscount.getContent();
            double discountMember = 0.0;
            DiscountJsonDto discountJsonDto = null;
            try {
                discountJsonDto = objectMapper.readValue(content, DiscountJsonDto.class);
                discountMember = discountJsonDto.getDiscountMember();
            } catch (JsonProcessingException e) {
                throw new RuntimeException(e);
            }
            switch (payType) {
                case 1:
                case 2:
                    response.setAmount(cashPaymentValue);
                    response.setVipAmount(discountMember);
                    break;
                case 3:
                    response.setWpGold(playPaiCoin);
                    break;
            }
            response.setPayStatus(tCoursePackagePayment.getPayStatus());
        }
        return response;
    }

    @Override
    public ResultUtil ContinuationOrpaymentCourse(Integer userIdFormRedis, ClasspaymentRequest request) {
        // TODO: 2023/7/5 报名课程支付
        switch (request.getPayType()){
            case 1:
                WeChatPayment();
                break;
            case 2:
                AlipayPayment();
                break;
            case 3:
                PlaypaiGoldPayment();
                break;
            default:
                break;
        }
        return ResultUtil.success();
    }


    public void WeChatPayment(){

    }

    public void AlipayPayment(){

    }

    public void PlaypaiGoldPayment(){

    }

}