108 lines
3.8 KiB
Java
108 lines
3.8 KiB
Java
package com.zhangmeng.online.exam.controller;
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import com.zhangmeng.online.exam.dao.PermissionDao;
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import com.zhangmeng.online.exam.dto.Result;
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import com.zhangmeng.online.exam.entity.Permission;
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import com.zhangmeng.online.exam.entity.Role;
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import com.zhangmeng.online.exam.utils.PageUtils;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.data.domain.*;
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import org.springframework.data.jpa.domain.Specification;
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import org.springframework.web.bind.annotation.RequestBody;
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import org.springframework.web.bind.annotation.RequestMapping;
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import org.springframework.web.bind.annotation.RequestParam;
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import org.springframework.web.bind.annotation.RestController;
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import javax.servlet.http.HttpServletRequest;
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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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/**
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* @author zm
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* @date 2025/3/7 9:46
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* @version: 1.0
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*/
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@RestController
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@RequestMapping("/permission")
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public class PermissionController {
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@Autowired
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private PermissionDao permissionDao;
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/**
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* // 基本分页（无排序）
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* Pageable pageable = PageRequest.of(0, 10);
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*
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* // 分页+排序（单字段）
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* Pageable pageable = PageRequest.of(0, 10, Sort.Direction.DESC, "createTime");
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*
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* // 分页+多字段排序
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* Sort sort = Sort.by(Sort.Order.asc("age"), Sort.Order.desc("name"));
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* Pageable pageable = PageRequest.of(0, 10, sort);
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* @param pageNum
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* @param pageSize
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* @return
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*/
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@RequestMapping("/list")
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public Result list(Integer pageNum, Integer pageSize,boolean isTop) {
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Pageable pageable = PageRequest.of(PageUtils.getPageNum(pageNum), pageSize, Sort.Direction.DESC, "addTime");
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Page<Permission> all;
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if (isTop){
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Specification<Permission> spec = isDescriptionNull(); // 仅查询description为null的情况
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all = permissionDao.findAll(spec, pageable);
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}else {
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all = permissionDao.findAll(pageable);
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}
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List<Permission> list = all.getContent();
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List<Map<String, Object>> resultList = new ArrayList<>();
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for (Permission permission : list) {
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Map<String, Object> map = new HashMap<>();
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map.put("id", permission.getId());
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map.put("name", permission.getName());
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map.put("desc", permission.getDescription());
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map.put("url", permission.getUrl());
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map.put("sort", permission.getSort());
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map.put("parentId", permission.getParent()==null?0L:permission.getParent().getId());
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resultList.add(map);
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}
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return Result.success(pageNum, pageSize, all.getTotalElements(), resultList);
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}
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@RequestMapping("/save")
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public Result save(@RequestParam @RequestBody Map<String, Object> params, HttpServletRequest request) {
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Permission permission;
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Map<String, String[]> parameterMap = request.getParameterMap();
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String id = params.get("id").toString();
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String name = params.get("name").toString();
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String description = params.get("description").toString();
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String url = params.get("url").toString();
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String parent_id = params.get("parent_id").toString();
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if (id != null && !id.isEmpty()){
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permission = permissionDao.getById(Long.parseLong(id));
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}else {
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permission = new Permission();
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}
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permission.setName(name);
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permission.setDescription(description);
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permission.setUrl(url);
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if (parent_id != null && !parent_id.isEmpty()){
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permission.setParent(permissionDao.getById(Long.parseLong(parent_id)));
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}
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permissionDao.save(permission);
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return Result.success(null);
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}
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public Specification<Permission> isDescriptionNull() {
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return (root, query, cb) -> cb.isNull(root.get("parent"));
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}
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}
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