package com.xinquan.course.controller.client;


import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.xinquan.common.core.domain.R;
import com.xinquan.common.core.utils.page.BeanUtils;
import com.xinquan.common.core.utils.page.CollUtils;
import com.xinquan.common.core.utils.page.PageDTO;
import com.xinquan.common.security.utils.SecurityUtils;
import com.xinquan.course.api.domain.Course;
import com.xinquan.course.api.domain.CourseCategory;
import com.xinquan.course.api.domain.CourseChapter;
import com.xinquan.course.domain.CourseLearningRecord;
import com.xinquan.course.domain.TutorSpecialColumn;
import com.xinquan.course.domain.TutorSpecialColumnCourse;
import com.xinquan.course.domain.vo.ClientCourseVO;
import com.xinquan.course.domain.vo.TutorCourseVO;
import com.xinquan.course.domain.vo.TutorVo;
import com.xinquan.course.service.*;
import com.xinquan.system.api.domain.AppUser;
import com.xinquan.user.api.feign.RemoteAppUserService;
import io.swagger.annotations.ApiImplicitParam;
import io.swagger.annotations.ApiImplicitParams;
import io.swagger.annotations.ApiOperation;
import org.springframework.util.StringUtils;
import org.springframework.web.bind.annotation.*;

import javax.annotation.Resource;
import java.time.LocalDateTime;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.Objects;
import java.util.stream.Collectors;

/**
 * <p>
 * 导师专栏表 前端控制器
 * </p>
 *
 * @author mitao
 * @since 2024-08-21
 */
@RestController
@RequestMapping("/client/course/tutor-special-column")
public class ClientTutorSpecialColumnController {

    @Resource
    private TutorSpecialColumnService tutorSpecialColumnService;
    @Resource
    private TutorSpecialColumnCourseService tutorSpecialColumnCourseService;
    @Resource
    private CourseCategoryService courseCategoryService;
    @Resource
    private CourseService courseService;
    @Resource
    private CourseLearningRecordService courseLearningRecordService;
    @Resource
    private CourseChapterService courseChapterService;
    @Resource
    private RemoteAppUserService remoteAppUserService;
    @PostMapping("/getCoursePageList")
    @ApiOperation(value = "导师专栏",tags = "导师专栏")
    public R<TutorVo> getCourseList() {
        TutorVo tutorVo = new TutorVo();
        TutorSpecialColumn one = tutorSpecialColumnService.lambdaQuery().one();
        List<TutorCourseVO> clientCourseVOS = new ArrayList<>();
        if (one!=null){
            BeanUtils.copyProperties(one, tutorVo);
            TutorSpecialColumnCourse one1 = tutorSpecialColumnCourseService.lambdaQuery().eq(TutorSpecialColumnCourse::getTutorSpecialColumnId, one.getId()).one();
            if (one1!=null){
                LambdaQueryWrapper<Course> courseLambdaQueryWrapper = new LambdaQueryWrapper<>();
                if (StringUtils.hasLength(one1.getCourseId())){
                    courseLambdaQueryWrapper.in(Course::getId, Arrays.asList(one1.getCourseId().split(",")));
                }
                courseLambdaQueryWrapper.orderByDesc(Course::getSortNum);
                List<Course> page = courseService.list(courseLambdaQueryWrapper);
                for (Course course : page) {
                    TutorCourseVO tutorCourseVO = new TutorCourseVO();
                    List<AppUser> data = remoteAppUserService.getUserByCourseId(course.getId()).getData();
                    List<CourseChapter> list1 = courseChapterService.lambdaQuery().eq(CourseChapter::getCourseId, course.getId()).list();
                    int a = 0;
                    int b = 0;
                    for (CourseChapter courseChapter : list1) {
                        a+= courseChapter.getVirtualLearnedNum();
                        Long data1 = remoteAppUserService.getCourseChapterHistoryCount(courseChapter.getId()).getData();
                        b+=data1;
                    }
                    course.setCount(a+b);
                    course.setRealLearnedNum(a+b);
                    BeanUtils.copyProperties(course, tutorCourseVO);
                    clientCourseVOS.add(tutorCourseVO);
                }
                tutorVo.setList(clientCourseVOS);
                return R.ok(tutorVo);
            }else{
                return R.ok(tutorVo);
            }
        }else{
            tutorVo.setList(clientCourseVOS);
            return R.ok(tutorVo);
        }
    }
    @GetMapping("/detailTutor")
    @ApiOperation(value = "查看详情导师专栏", tags = "管理后台-导师专栏")
    public R<TutorSpecialColumn> detailTutor() {
        TutorSpecialColumn one = tutorSpecialColumnService.getOne(null);
        if (one!=null){
            TutorSpecialColumnCourse one1 = tutorSpecialColumnCourseService.lambdaQuery()
                    .eq(TutorSpecialColumnCourse::getTutorSpecialColumnId, one.getId()).one();
            if (one1!=null){
                List<String> collect = Arrays.asList(one1.getCourseId().split(","));
                List<Course> list = courseService.lambdaQuery().in(Course::getId, collect).list();
                for (Course course : list) {
                    CourseCategory byId = courseCategoryService.getById(course.getCateId());
                    if (byId!=null){
                        course.setCategoryName(byId.getName());
                    }
                }
                one.setCourses(list);
            }
        }
        return R.ok(one);
    }
    @PostMapping("/updateTutor")
    @ApiOperation(value = "修改分类导师专栏", tags = "管理后台-导师专栏")
    public R updateTutor(@RequestBody TutorSpecialColumn homeBackgroundMusic) {
        TutorSpecialColumn one = tutorSpecialColumnService.getOne(null);
        if (one == null){
            tutorSpecialColumnService.save(homeBackgroundMusic);
        }
        homeBackgroundMusic.setUpdateBy(SecurityUtils.getUsername());
        homeBackgroundMusic.setUpdateTime(LocalDateTime.now());
        List<Long> collect = tutorSpecialColumnCourseService.lambdaQuery()
                .eq(TutorSpecialColumnCourse::getTutorSpecialColumnId, homeBackgroundMusic.getId())
                .list().stream().map(TutorSpecialColumnCourse::getId)
                .collect(Collectors.toList());
        tutorSpecialColumnCourseService.removeBatchByIds(collect);
        if (StringUtils.hasLength(homeBackgroundMusic.getCourseIds())){
            List<TutorSpecialColumnCourse> tutorSpecialColumnCourses = new ArrayList<>();
            TutorSpecialColumnCourse tutorSpecialColumnCourse = new TutorSpecialColumnCourse();
            tutorSpecialColumnCourse.setCourseId(homeBackgroundMusic.getCourseIds());
            tutorSpecialColumnCourse.setTutorSpecialColumnId(homeBackgroundMusic.getId());
            tutorSpecialColumnCourses.add(tutorSpecialColumnCourse);
            tutorSpecialColumnCourseService.saveBatch(tutorSpecialColumnCourses);
        }
        return R.ok(tutorSpecialColumnService.updateById(homeBackgroundMusic));
    }

}