package com.mindskip.xzs.controller.admin;
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import com.mindskip.xzs.base.BaseApiController;
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import com.mindskip.xzs.base.RestResponse;
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import com.mindskip.xzs.domain.ExamPaperSubject;
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import com.mindskip.xzs.domain.Subject;
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import com.mindskip.xzs.domain.form.AddSubjectForm;
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import com.mindskip.xzs.domain.form.EditSubjectForm;
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import com.mindskip.xzs.domain.vo.CascaderDataVO;
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import com.mindskip.xzs.domain.vo.DeptSubjectCascaderVO;
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import com.mindskip.xzs.domain.vo.SubjectDeptVO;
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import com.mindskip.xzs.repository.DepartmentMapper;
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import com.mindskip.xzs.repository.SubjectDeptMapper;
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import com.mindskip.xzs.service.*;
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import com.mindskip.xzs.viewmodel.admin.education.SubjectEditRequestVM;
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import com.mindskip.xzs.viewmodel.admin.education.SubjectPageRequestVM;
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import com.mindskip.xzs.vo.SubjectVO;
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import lombok.RequiredArgsConstructor;
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import org.springframework.validation.annotation.Validated;
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import org.springframework.web.bind.annotation.*;
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import java.util.ArrayList;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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import java.util.stream.Collectors;
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@RestController("AdminEducationController")
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@RequestMapping(value = "/api/admin/education")
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@RequiredArgsConstructor
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public class EducationController extends BaseApiController {
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private final SubjectService subjectService;
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private final SubjectDeptMapper subjectDeptMapper;
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private final QuestionSubjectService questionSubjectService;
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private final ExamPaperSubjectService examPaperSubjectService;
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private final ExamPaperDepartmentService examPaperDepartmentService;
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private final ExamPaperService examPaperService;
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private final DepartmentService departmentService;
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private final DepartmentMapper departmentMapper;
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@RequestMapping(value = "/subject/list", method = RequestMethod.POST)
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public RestResponse<List<Subject>> list() {
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List<Subject> subjects = subjectService.allSubject();
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return RestResponse.ok(subjects);
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}
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@PostMapping("/subject/add")
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public RestResponse<Object> add(@RequestBody @Validated AddSubjectForm form) {
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return subjectService.add(form);
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}
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@PostMapping("/subject/edit")
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public RestResponse<Object> edit(@RequestBody @Validated EditSubjectForm form) {
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subjectService.edit(form);
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return RestResponse.ok();
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}
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@RequestMapping(value = "/subject/select/dept/{deptId}", method = RequestMethod.GET)
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public RestResponse<List<Subject>> listByDeptId(@PathVariable("deptId") Integer deptId) {
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List<Subject> subjects = subjectService.listByDeptId(deptId);
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return RestResponse.ok(subjects);
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}
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@RequestMapping(value = "/subject/page", method = RequestMethod.POST)
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public RestResponse<Object> pageList(@RequestBody SubjectPageRequestVM model) {
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List<CascaderDataVO> deptList = departmentMapper.list();
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List<DeptSubjectCascaderVO> data = deptList.stream().map(dept -> {
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DeptSubjectCascaderVO deptCascaderVO = new DeptSubjectCascaderVO();
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deptCascaderVO.setId(dept.getValue());
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deptCascaderVO.setName(dept.getLabel());
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deptCascaderVO.setParentId(dept.getParentId());
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List<SubjectVO> subjectDeptVOS = subjectDeptMapper.getByDeptId(dept.getValue());
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List<Long> subjectIds = subjectDeptVOS.stream().map(SubjectVO::getId).collect(Collectors.toList());
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deptCascaderVO.setSubjectIds(subjectIds);
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String subjectNames = subjectDeptVOS.stream().map(SubjectVO::getSubjectName).collect(Collectors.joining(","));
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deptCascaderVO.setSubjectNames(subjectNames);
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return deptCascaderVO;
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}).collect(Collectors.toList());
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// 构建树
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return RestResponse.ok(this.buildTree(data));
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}
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public List<DeptSubjectCascaderVO> buildTree(List<DeptSubjectCascaderVO> departments) {
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// 用于存储已经放入树的节点，以value为键
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Map<Integer, DeptSubjectCascaderVO> map = new HashMap<>();
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List<DeptSubjectCascaderVO> rootNodes = new ArrayList<>();
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// 第一步：将所有节点放入map中，并初始化children列表
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for (DeptSubjectCascaderVO dept : departments) {
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map.put(dept.getId(), dept);
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dept.setChildren(new ArrayList<>());
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}
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// 第二步：构建树形结构
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for (DeptSubjectCascaderVO dept : departments) {
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if (dept.getParentId() == null) { // 假设顶级部门的parentId为null或0
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rootNodes.add(dept);
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} else {
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DeptSubjectCascaderVO parent = map.get(dept.getParentId());
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if (parent != null) {
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parent.getChildren().add(dept);
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}
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}
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}
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return rootNodes;
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}
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// @Transactional(rollbackFor = Exception.class)
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// @RequestMapping(value = "/subject/edit", method = RequestMethod.POST)
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// public RestResponse edit(@RequestBody @Valid SubjectEditRequestVM model) {
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// Subject subject = modelMapper.map(model, Subject.class);
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// if (model.getId() == null) {
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// subject.setDeleted(false);
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// subjectService.insertByFilter(subject);
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// } else {
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// subjectService.updateByIdFilter(subject);
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// }
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// // 处理部门
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// subjectDeptMapper.removeBySubjectId(subject.getId());
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// List<SubjectDept> subjectDeptList = model.getDeptIds().stream().map(deptId -> {
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// SubjectDept subjectDept = new SubjectDept();
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// subjectDept.setSubjectId(subject.getId());
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// subjectDept.setDeptId(deptId);
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// return subjectDept;
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// }).collect(Collectors.toList());
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// subjectDeptMapper.add(subjectDeptList);
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// return RestResponse.ok();
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// }
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@RequestMapping(value = "/subject/select/{id}", method = RequestMethod.POST)
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public RestResponse<SubjectEditRequestVM> select(@PathVariable Integer id) {
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Subject subject = subjectService.selectById(id);
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SubjectEditRequestVM vm = modelMapper.map(subject, SubjectEditRequestVM.class);
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List<SubjectDeptVO> subjectDeptVOS = subjectDeptMapper.deptBySubjectId(id);
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List<Integer> deptIds = subjectDeptVOS.stream().map(SubjectDeptVO::getDeptId).collect(Collectors.toList());
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vm.setDeptIds(deptIds);
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return RestResponse.ok(vm);
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}
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@RequestMapping(value = "/subject/delete/{id}", method = RequestMethod.POST)
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public RestResponse delete(@PathVariable Integer id) {
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Subject subject = subjectService.selectById(id);
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subject.setDeleted(true);
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subjectService.updateByIdFilter(subject);
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questionSubjectService.removeSubjectId(id);
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Integer[] ids = examPaperSubjectService.getBySubjectId(id)
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.stream().map(ExamPaperSubject::getExamPaperId).toArray(Integer[]::new);
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examPaperService.removeByIds(ids);
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examPaperDepartmentService.removeByExamPaperIds(ids);
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examPaperSubjectService.removeBySubjectId(id);
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return RestResponse.ok();
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}
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}
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