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@ -39,6 +39,7 @@ 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 org.springframework.util.ResourceUtils; |
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import org.springframework.util.StringUtils; |
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import javax.servlet.ServletOutputStream; |
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import javax.servlet.http.HttpServletResponse; |
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@ -99,63 +100,68 @@ public class CoursesServiceImpl extends ServiceImpl<CoursesMapper, Courses> impl |
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@Override |
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@Transactional |
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public String saveCourseWithObjective(CoursesDTO coursesDTO) { |
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// String teacher = coursesDTO.getTeacher();
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// if (teacher == null || teacher.equals("")) {
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// throw new BusinessException(ErrorCode.USERNAME_NOT_EXIT);
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// }
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// 初始化并生成新的课程ID
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Courses courses = new Courses(); |
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String courseId = UUID.randomUUID().toString().replace("-", ""); |
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CourseObjectives courseObjectives = new CourseObjectives(); |
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// 拷贝属性并设置创建时间和ID
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BeanUtils.copyProperties(coursesDTO, courses); |
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courses.setCreateTime(LocalDateTime.now()); |
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courses.setId(courseId); |
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// 检查课程代码是否已存在
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String code = coursesDTO.getCode(); |
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QueryWrapper<Courses> queryWrapper = new QueryWrapper<>(); |
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queryWrapper.eq("code", code); |
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Long count = coursesMapper.selectCount(queryWrapper); |
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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 coursesNew = coursesMapper.selectById(courseId); |
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courseObjectives.setCourseId(courseId); |
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courseObjectives.setType(CourseCode.TOTAL_OBJECTIVE_TYPE.getValue()); |
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// courseObjectives.setName(coursesNew.getName() + "课程总体目标");
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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, courseId)); |
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String courseTotalObjectivesId = courseTotalObjectives.getId(); |
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List<ObjectivesType> objectivesTypes = objectivesTypeMapper.selectList(new LambdaQueryWrapper<ObjectivesType>()); |
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ArrayList<CourseObjectives> courseObjectivesFList = new ArrayList<>(); |
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CourseObjectives courseObjectivesF = null; |
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for (ObjectivesType objectivesType : objectivesTypes) { |
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Integer typeId = objectivesType.getId(); |
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if (!typeId.equals(CourseCode.TOTAL_OBJECTIVE_TYPE.getValue())){ |
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// String typeName = objectivesType.getTypeName();
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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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courseObjectivesFList.add(courseObjectivesF); |
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} |
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} |
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courseObjectivesMapper.insertBatch(courseObjectivesFList); |
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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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Long count = query().eq("code", code).count(); |
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if (count > 0) { |
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throw new BusinessException(ErrorCode.OPERATION_ERROR, "这个课程已经存在了！请联系系统相关人员为您导入课程数据!"); |
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} |
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// 插入课程信息
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int insert = coursesMapper.insert(courses); |
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if (insert <= 0) { |
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throw new BusinessException(ErrorCode.OPERATION_ERROR, "课程插入失败！"); |
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} |
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// 插入课程目标信息
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CourseObjectives courseObjectives = new CourseObjectives(); |
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courseObjectives.setCourseId(courseId); |
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courseObjectives.setType(CourseCode.TOTAL_OBJECTIVE_TYPE.getValue()); |
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int insertTotal = courseObjectivesMapper.insert(courseObjectives); |
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if (insertTotal <= 0) { |
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throw new BusinessException(ErrorCode.OPERATION_ERROR, "课程目标插入失败！"); |
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} |
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// 获取插入后的课程目标信息
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CourseObjectives courseTotalObjectives = courseObjectivesMapper.selectOne( |
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new LambdaQueryWrapper<CourseObjectives>().eq(CourseObjectives::getCourseId, courseId) |
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); |
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String courseTotalObjectivesId = courseTotalObjectives.getId(); |
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// 获取所有目标类型并插入子目标
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List<ObjectivesType> objectivesTypes = objectivesTypeMapper.selectList(new LambdaQueryWrapper<>()); |
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ArrayList<CourseObjectives> courseObjectivesFList = new ArrayList<>(); |
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for (ObjectivesType objectivesType : objectivesTypes) { |
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if (!objectivesType.getId().equals(CourseCode.TOTAL_OBJECTIVE_TYPE.getValue())) { |
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CourseObjectives courseObjectivesF = new CourseObjectives(); |
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courseObjectivesF.setType(objectivesType.getId()); |
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courseObjectivesF.setPid(courseTotalObjectivesId); |
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courseObjectivesFList.add(courseObjectivesF); |
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} |
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} |
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// 批量插入子目标并更新父目标的hasChild字段
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if (!courseObjectivesFList.isEmpty()) { |
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courseObjectivesMapper.insertBatch(courseObjectivesFList); |
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courseTotalObjectives.setHasChild(1); |
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courseObjectivesMapper.updateById(courseTotalObjectives); |
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} |
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return "添加成功"; |
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} |
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@Override |
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public PageDTO<CoursesVO> queryCourses(CourseQuery courseQuery) { |
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// int roleId = Integer.parseInt(umsUserMapper.selectOne(new LambdaQueryWrapper<UmsUser>()
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// .eq(UmsUser::getUsername, courseQuery.getUsername())).getRoleId());
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UmsUser umsUser = umsUserMapper.selectById(courseQuery.getUserId()); |
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if (umsUser == null){ |
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throw new BusinessException(ErrorCode.PARAMS_USER_NOTEXISTS); |
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@ -187,9 +193,11 @@ public class CoursesServiceImpl extends ServiceImpl<CoursesMapper, Courses> impl |
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Page<Courses> p = lambdaQuery() |
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.like(courseQuery.getName() != null, Courses::getName, courseQuery.getName()) |
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.apply("FIND_IN_SET({0}, teacher)", courseQuery.getUserId()) |
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.eq(courseQuery.getCategory() != null && !courseQuery.getCategory().isEmpty(), Courses::getCategory, courseQuery.getCategory()) |
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.eq(StringUtils.hasText(courseQuery.getCategory()), Courses::getCategory, courseQuery.getCategory()) |
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// .eq(courseQuery.getCategory() != null && !courseQuery.getCategory().isEmpty(), Courses::getCategory, courseQuery.getCategory())
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.eq(courseQuery.getNature() != null && !courseQuery.getNature().isEmpty(), Courses::getNature, courseQuery.getNature()) |
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.eq(courseQuery.getAssessmenttype() != null &&!courseQuery.getAssessmenttype().isEmpty(), Courses::getAssessmenttype, courseQuery.getAssessmenttype()) |
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.select(Courses::getId,Courses::getTeacher,Courses::getImg,Courses::getName,Courses::getCredit,Courses::getClasshours) |
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.page(page); |
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return PageDTO.of(p,CoursesVO.class); |
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} |
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@ -204,6 +212,7 @@ public class CoursesServiceImpl extends ServiceImpl<CoursesMapper, Courses> impl |
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Page<Courses> p = lambdaQuery() |
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.like(courseQuery.getName() != null, Courses::getName, courseQuery.getName()) |
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.in(Courses::getId, coursesList) |
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.select(Courses::getId,Courses::getTeacher,Courses::getImg,Courses::getName,Courses::getCredit,Courses::getClasshours) |
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.page(page); |
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return PageDTO.of(p, CoursesVO.class); |
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} |
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@ -215,6 +224,7 @@ public class CoursesServiceImpl extends ServiceImpl<CoursesMapper, Courses> impl |
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.eq(courseQuery.getNature() != null && !courseQuery.getNature().isEmpty(), Courses::getNature, courseQuery.getNature()) |
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.eq(courseQuery.getAssessmenttype() != null &&!courseQuery.getAssessmenttype().isEmpty(), Courses::getAssessmenttype, courseQuery.getAssessmenttype()) |
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.apply(courseQuery.getTeacher() != null && !courseQuery.getTeacher().isEmpty(), "FIND_IN_SET({0}, teacher)", courseQuery.getTeacher()) |
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.select(Courses::getId,Courses::getTeacher,Courses::getImg,Courses::getName,Courses::getCredit,Courses::getClasshours) |
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.page(page); |
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return PageDTO.of(p, CoursesVO.class); |
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} |
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