package com.gk.firework.Service.ServiceImpl;
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import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
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import com.gk.firework.Domain.PermissionInfo;
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import com.gk.firework.Domain.UserInfo;
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import com.gk.firework.Domain.Vo.Menu;
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import com.gk.firework.Domain.Vo.SortData;
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import com.gk.firework.Mapper.PermissionInfoMapper;
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import com.gk.firework.Service.PermissionService;
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import com.gk.firework.Service.UserService;
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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 java.util.ArrayList;
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import java.util.Comparator;
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import java.util.List;
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import java.util.stream.Collectors;
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@Service("PermissionService")
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public class PermissionServiceImpl extends ServiceImpl<PermissionInfoMapper, PermissionInfo> implements PermissionService {
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@Autowired
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private PermissionInfoMapper permissionInfoMapper;
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@Autowired
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private UserService userService;
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@Override
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public List<Menu> selectByUserId(String userId) {
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List<Menu> menus = new ArrayList<>();
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UserInfo userInfo = userService.getById(Integer.parseInt(userId));
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if (null != userInfo && null != userInfo.getType()){
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List<PermissionInfo> permissionInfoList = permissionInfoMapper.selectAll();
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if (userInfo.getType() == 1){
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//返回所有菜单
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for (PermissionInfo permissionInfo : permissionInfoList){
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//一级菜单
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if (null == permissionInfo.getParentid()){
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Menu pmenu = new Menu();
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BeanUtils.copyProperties(permissionInfo,pmenu,Menu.class);
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List<Menu> iterateMenuList = iterateMenus(permissionInfoList,permissionInfo.getId());
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pmenu.setChildren(iterateMenuList);
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menus.add(pmenu);
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}
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}
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}else if (userInfo.getType() == 2){
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//排除系统管理
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for (PermissionInfo permissionInfo : permissionInfoList){
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//一级菜单
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if (null == permissionInfo.getParentid() && !permissionInfo.getTitle().equals("权限管理")){
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Menu pmenu = new Menu();
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BeanUtils.copyProperties(permissionInfo,pmenu,Menu.class);
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List<Menu> iterateMenuList = iterateMenus(permissionInfoList,permissionInfo.getId());
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pmenu.setChildren(iterateMenuList);
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menus.add(pmenu);
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}
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}
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}else {
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permissionInfoList = permissionInfoMapper.selectByUserId(userId);
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menus = addMenuList(permissionInfoList);
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// for (PermissionInfo permissionInfo : permissionInfoList){
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// Menu pmenu = new Menu();
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// BeanUtils.copyProperties(permissionInfo,pmenu,Menu.class);
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// List<Menu> iterateMenuList = iterateMenus(permissionInfoList,permissionInfo.getId());
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// if (iterateMenuList.size() > 0) {
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// pmenu.setChildren(iterateMenuList);
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// menus.add(pmenu);
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// }
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// }
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}
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}
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return menus;
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}
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private List<Menu> iterateMenus(List<PermissionInfo> permissionInfoList, Integer pid) {
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List<Menu> result = new ArrayList<Menu>();
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for (PermissionInfo resource : permissionInfoList) {
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Integer menuid = resource.getId();//获取菜单的id
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Integer parentid = resource.getParentid();//获取菜单的父id
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if(null != parentid && (parentid.equals(pid))){
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Menu pmenu = new Menu();
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BeanUtils.copyProperties(resource,pmenu,Menu.class);
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List<Menu> iterateMenu = iterateMenus(permissionInfoList,menuid);
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pmenu.setChildren(iterateMenu);
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result.add(pmenu);
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}
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}
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return result;
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}
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private List<Menu> addMenuList(List<PermissionInfo> permissionInfoList) {
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List<Menu> menuList = new ArrayList<Menu>();
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//一级菜单
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for (PermissionInfo permissionInfo : permissionInfoList) {
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if (permissionInfo.getType() == 1 && permissionInfo.getLevel() == 1 && permissionInfo.getStatus() == 1){
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Menu menu = new Menu();
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BeanUtils.copyProperties(permissionInfo,menu,Menu.class);
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List<Menu> childList = new ArrayList<Menu>();
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menu.setChildren(childList);
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menuList.add(menu);
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}
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}
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//二级菜单
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for (PermissionInfo permissionInfo : permissionInfoList) {
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if (permissionInfo.getType() == 1 && permissionInfo.getLevel() == 2 && permissionInfo.getStatus() == 1){
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boolean isfound = false;
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for (Menu menu : menuList){
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if (menu.getId().equals(permissionInfo.getParentid())){
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Menu pmenu = new Menu();
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BeanUtils.copyProperties(permissionInfo,pmenu,Menu.class);
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List<Menu> secList = iterateMenus(permissionInfoList,permissionInfo.getId());
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pmenu.setChildren(secList);
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menu.getChildren().add(pmenu);
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isfound = true;
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break;
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}
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}
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if (!isfound){
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PermissionInfo onePermission = this.getById(permissionInfo.getParentid());
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if (onePermission != null) {
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Menu childmenu = new Menu();
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BeanUtils.copyProperties(permissionInfo,childmenu,Menu.class);
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List<Menu> secList = new ArrayList<Menu>();
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childmenu.setChildren(secList);
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Menu onemenu = new Menu();
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BeanUtils.copyProperties(onePermission,onemenu,Menu.class);
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List<Menu> childList = new ArrayList<Menu>();
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childList.add(childmenu);
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onemenu.setChildren(childList);
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menuList.add(onemenu);
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}
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}
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}
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}
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return menuList.stream().sorted(Comparator.comparing(Menu::getSortorder)).collect(Collectors.toList());
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}
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}
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