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@ -11,22 +11,26 @@ import com.teaching.backend.exception.BusinessException; |
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import com.teaching.backend.mapper.courses.CourseObjectivesMapper; |
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import com.teaching.backend.mapper.courses.CoursesMapper; |
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import com.teaching.backend.mapper.courses.ObjectiveContentsMapper; |
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import com.teaching.backend.mapper.courses.ObjectivesTypeMapper; |
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import com.teaching.backend.model.dto.courses.CoursesDTO; |
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import com.teaching.backend.model.dto.courses.PageDTO; |
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import com.teaching.backend.model.entity.courses.CourseObjectives; |
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import com.teaching.backend.model.entity.courses.Courses; |
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import com.teaching.backend.model.entity.courses.ObjectiveContents; |
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import com.teaching.backend.model.entity.courses.ObjectivesType; |
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import com.teaching.backend.model.query.CourseQuery; |
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import com.teaching.backend.model.vo.CourseObjectivesTreeVO; |
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import com.teaching.backend.model.vo.CoursesVO; |
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import com.teaching.backend.service.courses.ICoursesService; |
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import com.teaching.backend.utils.CourseCode; |
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import org.springframework.beans.BeanUtils; |
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import org.springframework.beans.factory.annotation.Autowired; |
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import org.springframework.stereotype.Service; |
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import org.springframework.transaction.annotation.Transactional; |
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import java.time.LocalDateTime; |
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import java.util.ArrayList; |
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import java.util.List; |
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import java.util.stream.Collectors; |
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/** |
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* <p> |
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@ -46,17 +50,16 @@ public class CoursesServiceImpl extends ServiceImpl<CoursesMapper, Courses> impl |
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CourseObjectivesMapper courseObjectivesMapper; |
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@Autowired |
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ObjectiveContentsMapper objectiveContentsMapper; |
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@Autowired |
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ObjectivesTypeMapper objectivesTypeMapper; |
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@Override |
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@Transactional |
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public String saveCourseWithObjective(CoursesDTO coursesDTO, String teacherId) { |
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public String saveCourseWithObjective(CoursesDTO coursesDTO) { |
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Courses courses = new Courses(); |
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CourseObjectives courseObjectives = new CourseObjectives(); |
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BeanUtils.copyProperties(coursesDTO, courses); |
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// List<String> teacherIds = new ArrayList<>();
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// teacherIds.add(teacherId);
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// courses.setTeacher(String.valueOf(teacherIds));
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courses.setTeacher(teacherId); |
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courses.setCreateTime(LocalDateTime.now()); |
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String code = coursesDTO.getCode(); |
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QueryWrapper<Courses> queryWrapper = new QueryWrapper<>(); |
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@ -65,11 +68,28 @@ public class CoursesServiceImpl extends ServiceImpl<CoursesMapper, Courses> impl |
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if (count == 0) { |
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int insert = coursesMapper.insert(courses); |
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if (insert > 0) { |
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Courses courses1 = coursesMapper.selectOne(queryWrapper); |
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courseObjectives.setCourseId(courses1.getId()); |
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courseObjectives.setCreateTime(courses1.getCreateTime()); |
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courseObjectives.setName(courses1.getName() + "课程总体目标"); |
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courseObjectivesMapper.insert(courseObjectives); |
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Courses coursesNew = coursesMapper.selectOne(queryWrapper); |
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courseObjectives.setCourseId(coursesNew.getId()); |
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courseObjectives.setName(coursesNew.getName() + "课程总体目标"); |
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// courseObjectives.setHasChild(1);
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int insertTotal = courseObjectivesMapper.insert(courseObjectives); |
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if (insertTotal>0){ |
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CourseObjectives courseTotalObjectives = courseObjectivesMapper.selectOne |
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(new LambdaQueryWrapper<CourseObjectives>().eq(CourseObjectives::getCourseId, coursesNew.getId())); |
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String courseTotalObjectivesId = courseTotalObjectives.getId(); |
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List<ObjectivesType> objectivesTypes = objectivesTypeMapper.selectList(new LambdaQueryWrapper<ObjectivesType>()); |
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for (ObjectivesType objectivesType : objectivesTypes) { |
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Integer typeId = objectivesType.getId(); |
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String typeName = objectivesType.getTypeName(); |
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CourseObjectives courseObjectivesF = new CourseObjectives(); |
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courseObjectivesF.setType(typeId); |
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courseObjectivesF.setName(typeName); |
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courseObjectivesF.setPid(courseTotalObjectivesId); |
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courseObjectivesMapper.insert(courseObjectivesF); |
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} |
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courseTotalObjectives.setHasChild(1); |
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courseObjectivesMapper.updateById(courseTotalObjectives); |
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} |
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} |
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return "添加成功"; |
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} else { |
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@ -97,79 +117,54 @@ public class CoursesServiceImpl extends ServiceImpl<CoursesMapper, Courses> impl |
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} |
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@Override |
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// @Transactional
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public void deleteBatchByIds(String id) { |
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LambdaQueryWrapper<CourseObjectives> queryWrapper = new LambdaQueryWrapper<CourseObjectives>().eq(CourseObjectives::getCourseId, id); |
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CourseObjectives courseObjectives = courseObjectivesMapper.selectOne(queryWrapper); |
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CourseObjectives courseObjectives= courseObjectivesMapper.selectOne |
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(new LambdaQueryWrapper<CourseObjectives>().eq(CourseObjectives::getCourseId, id)); |
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String objectivesId = courseObjectives.getId(); |
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LambdaQueryWrapper<ObjectiveContents> queryWrapper2 = new LambdaQueryWrapper<ObjectiveContents>().eq(ObjectiveContents::getObjectiveId, objectivesId); |
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Long count = objectiveContentsMapper.selectCount(queryWrapper2); |
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if (courseObjectives.getHasChild().equals("1")) { |
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throw new BusinessException(ErrorCode.CONTENT_EXISTS, "该课程已有分项目标，禁止删除"); |
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} |
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if (!count.equals(0)){ |
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throw new BusinessException(ErrorCode.CONTENT_EXISTS, "总目标下面还有内容，禁止删除"); |
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} |
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else { |
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List<CourseObjectivesTreeVO> courseObjectivesTreeVOList = courseObjectivesMapper.selectTreeNodes(objectivesId); |
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int contents = 0; |
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List<String> objectiveIds = new ArrayList<>(); |
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for (CourseObjectivesTreeVO courseObjectivesTreeVO : courseObjectivesTreeVOList) { |
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String objectiveId = courseObjectivesTreeVO.getId(); |
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objectiveIds.add(objectiveId); |
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Long content = objectiveContentsMapper |
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.selectCount(new LambdaQueryWrapper<ObjectiveContents>().eq(ObjectiveContents::getObjectiveId, objectiveId)); |
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contents+=content; |
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} |
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if (contents==0){ |
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coursesMapper.deleteById(id); |
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courseObjectivesMapper.deleteById(courseObjectives.getId()); |
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courseObjectivesMapper.deleteBatchIds(objectiveIds); |
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} |
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else{ |
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throw new BusinessException(ErrorCode.CONTENT_EXISTS, "该课程的目标下面还有内容，请把相关内容清空后再来删除课程"); |
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} |
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@Override |
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public List<CoursesVO> getPagePageSize(int page, int pageSize) { |
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int startIndex = (page-1) * pageSize; |
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List<Courses> list = coursesMapper.getItemsByPage(startIndex, pageSize); |
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// List<Courses> list = coursesMapper.selectList(null);
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List<CoursesVO> coursesVo = BeanUtil.copyToList(list, CoursesVO.class); |
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coursesVo = coursesVo.stream().map((item) -> { |
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item.setTotalHours(countHours(item.getId())); |
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item.setTotalchapter(100); |
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item.setTotalKnow(100); |
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// if (StringUtils.isBlank(item.getName()) ||
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// StringUtils.isBlank(item.getDescription()) ){
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// throw new BusinessException(ErrorCode.OPERATION_ERROR,"数据格式有问题，请修改");
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// }
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return item; |
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}).collect(Collectors.toList()); |
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return coursesVo; |
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} |
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@Override |
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public int countHours(String id) { |
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Courses courses = coursesMapper.selectById(id); |
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Integer classhours = 0; |
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Integer theoryhours = 0; |
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Integer practicehours = 0; |
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Integer experimenthours = 0; |
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Integer otherhours = 0; |
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if (courses.getClasshours() != null) { |
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classhours = courses.getClasshours(); |
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return 0; |
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} |
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if (courses.getTheoryhours() != null) { |
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theoryhours = courses.getTheoryhours(); |
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} |
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if (courses.getPracticehours() != null) { |
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practicehours = courses.getPracticehours(); |
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} |
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if (courses.getExperimenthours() != null) { |
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experimenthours = courses.getExperimenthours(); |
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} |
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if (courses.getOtherhours() != null) { |
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otherhours = courses.getOtherhours(); |
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@Override |
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public List<CoursesVO> getPagePageSize(int page, int pageSize) { |
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return null; |
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} |
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int total = classhours + theoryhours + practicehours + experimenthours + otherhours; |
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return total; |
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/** |
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* 修改课程信息 |
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* @param coursesDTO |
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*/ |
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public void updateCourse(CoursesDTO coursesDTO) { |
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String courseId = coursesDTO.getId(); |
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Courses course = coursesMapper.selectById(courseId); |
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if (course.getStatus()==CourseCode.COURSE_UODATING.getValue()){ |
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throw new BusinessException(ErrorCode.SYSTEM_ERROR,"课程正在修改中,请等待修改完成后再进行操作"); |
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} |
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course.setStatus(CourseCode.COURSE_UODATING.getValue()); |
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coursesMapper.updateById(course); |
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BeanUtil.copyProperties(coursesDTO, course); |
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course.setStatus(0); |
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coursesMapper.updateById(course); |
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} |
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