package com.mes.menu.service.impl;
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import cn.hutool.core.map.MapUtil;
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import cn.hutool.json.JSONUtil;
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import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
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import com.baomidou.mybatisplus.core.toolkit.StringUtils;
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import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
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import com.github.yulichang.wrapper.MPJLambdaWrapper;
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import com.mes.common.utils.UserInfoUtils;
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import com.mes.entity.request.GeneralRequest;
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import com.mes.menu.entity.SysMenu;
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import com.mes.menu.mapper.SysMenuMapper;
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import com.mes.menu.service.SysMenuService;
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import com.mes.role.entity.SysRoleMenu;
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import com.mes.role.service.SysRoleMenuService;
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import com.mes.userinfo.entity.SysUser;
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import com.mes.userinfo.entity.SysUserRole;
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import com.mes.userinfo.mapper.SysUserRoleMapper;
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import com.mes.userinfo.service.SysUserService;
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import lombok.extern.slf4j.Slf4j;
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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 java.util.List;
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import java.util.Map;
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import java.util.stream.Collectors;
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/**
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* <p>
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* 菜单表 服务实现类
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* </p>
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*
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* @author zhoush
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* @since 2024-04-11
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*/
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@Service
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@Slf4j
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public class SysMenuServiceImpl extends ServiceImpl<SysMenuMapper, SysMenu> implements SysMenuService {
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@Autowired
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SysUserService sysUserService;
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@Autowired
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SysUserRoleMapper sysUserRoleMapper;
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@Autowired
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SysRoleMenuService sysRoleMenuService;
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@Override
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public SysMenu updateMenu(SysMenu menu) {
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baseMapper.updateById(menu);
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// 清除所有与该菜单相关的权限缓存
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sysUserService.clearUserAuthorityInfoByMenuId(menu.getId());
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return menu;
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}
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@Override
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public List<SysMenu> getMenuTree(GeneralRequest request) {
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//todo:需要先获取用户的角色，角色下的菜单权限，拿到菜单id获取所有菜单
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SysUser user = UserInfoUtils.get();
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MPJLambdaWrapper<SysUserRole> wrapper = new MPJLambdaWrapper<>();
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wrapper.selectAll(SysMenu.class).distinct()
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.innerJoin(SysUser.class, SysUser::getId, SysUserRole::getUserId)
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.innerJoin(SysRoleMenu.class, SysRoleMenu::getRoleId, SysUserRole::getRoleId)
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.innerJoin(SysMenu.class, SysMenu::getId, SysRoleMenu::getMenuId)
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.eq(SysUser::getId, user.getId())
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.like(StringUtils.isNotBlank(request.getKey()), SysMenu::getMenuName, request.getKey());
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List<SysMenu> menuList = sysUserRoleMapper.selectJoinList(SysMenu.class, wrapper);
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return create(menuList);
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}
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@Override
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public List<String> getAuthorityInfo() {
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SysUser user = UserInfoUtils.get();
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log.info("获取用户信息，用户名为{}", user);
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// 获取权限信息
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// ROLE_admin,ROLE_normal,sys:user:list,....
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return sysUserService.getUserAuthorityInfo(user.getId());
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}
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@Override
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public Map<Object, Object> nav() {
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List<SysMenu> menuTree = getMenuTree(new GeneralRequest());
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List<String> authorityInfo = getAuthorityInfo();
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return MapUtil.builder().put("authoritys", authorityInfo)
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.put("tree", menuTree).map();
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}
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@Override
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public String deleteMenu(Long menuId) {
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int count = this.count(new LambdaQueryWrapper<SysMenu>().eq(SysMenu::getParentId, menuId));
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if (count > 0) {
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return "无法删除,请先删除子菜单";
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}
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// 清除所有与该菜单相关的权限缓存
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sysUserService.clearUserAuthorityInfoByMenuId(menuId);
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this.removeById(menuId);
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// 同步删除中间关联表
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sysRoleMenuService.remove(new LambdaQueryWrapper<SysRoleMenu>().eq(SysRoleMenu::getMenuId, menuId));
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return "删除成功";
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}
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@Override
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public String batchDeleteMenu(List<Long> menuIds) {
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menuIds.stream().forEach(e -> deleteMenu(e));
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return "批量删除成功";
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}
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/**
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* 将数据库中查询出来的list集合传入此方法即可获得排成树形结构的list集合
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*
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* @param lists
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* @return
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*/
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public List<SysMenu> create(List<SysMenu> lists) {
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List<SysMenu> deptTreeList = lists.stream()
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.filter(item -> item.getParentId() == 0)
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.map(item -> {
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item.setChildren(getChildren(item, lists));
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return item;
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}).collect(Collectors.toList());
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return deptTreeList;
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}
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/**
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* 此方法将被递归调用
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*
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* @param menu
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* @param menus
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* @return
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*/
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private List<SysMenu> getChildren(SysMenu menu, List<SysMenu> menus) {
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List<SysMenu> res = menus.stream()
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.filter(item -> item.getParentId().equals(menu.getId()))
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.collect(Collectors.toList());
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log.info("菜单树:{}", JSONUtil.toJsonStr(res));
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return res;
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}
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}
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