package org.jeecg.modules.ngalain.service.impl;
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import com.alibaba.fastjson.JSONArray;
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import com.alibaba.fastjson.JSONObject;
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import org.jeecg.common.constant.CommonConstant;
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import org.jeecg.common.constant.SymbolConstant;
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import org.jeecg.common.util.oConvertUtils;
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import org.jeecg.modules.ngalain.service.NgAlainService;
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import org.jeecg.modules.system.entity.SysPermission;
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import org.jeecg.modules.system.mapper.SysDictMapper;
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import org.jeecg.modules.system.service.ISysPermissionService;
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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 org.springframework.transaction.annotation.Transactional;
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import java.util.Base64;
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import java.util.List;
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import java.util.Map;
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/**
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* @Description: NgAlainServiceImpl 实现类
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* @author: jeecg-boot
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*/
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@Service("ngAlainService")
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public class NgAlainServiceImpl implements NgAlainService {
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@Autowired
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private ISysPermissionService sysPermissionService;
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@Autowired
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private SysDictMapper mapper;
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@Override
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public JSONArray getMenu(String id) throws Exception {
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return getJeecgMenu(id);
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}
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@Override
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public JSONArray getJeecgMenu(String id) throws Exception {
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List<SysPermission> metaList = sysPermissionService.queryByUser(id);
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JSONArray jsonArray = new JSONArray();
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getPermissionJsonArray(jsonArray, metaList, null);
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JSONArray menulist= parseNgAlain(jsonArray);
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JSONObject jeecgMenu = new JSONObject();
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jeecgMenu.put("text", "jeecg菜单");
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jeecgMenu.put("group",true);
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jeecgMenu.put("children", menulist);
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JSONArray jeecgMenuList=new JSONArray();
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jeecgMenuList.add(jeecgMenu);
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return jeecgMenuList;
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}
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@Override
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public List<Map<String, String>> getDictByTable(String table, String key, String value) {
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return this.mapper.getDictByTableNgAlain(table,key,value);
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}
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private JSONArray parseNgAlain(JSONArray jsonArray) {
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JSONArray menulist=new JSONArray();
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for (Object object : jsonArray) {
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JSONObject jsonObject= (JSONObject) object;
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String path= (String) jsonObject.get("path");
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JSONObject meta= (JSONObject) jsonObject.get("meta");
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JSONObject menu=new JSONObject();
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menu.put("text",meta.get("title"));
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menu.put("reuse",true);
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if (jsonObject.get("children")!=null){
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JSONArray child= parseNgAlain((JSONArray) jsonObject.get("children"));
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menu.put("children",child);
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JSONObject icon=new JSONObject();
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icon.put("type", "icon");
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icon.put("value", meta.get("icon"));
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menu.put("icon",icon);
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}else {
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menu.put("link",path);
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}
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menulist.add(menu);
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}
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return menulist;
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}
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/**
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* 获取菜单JSON数组
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* @param jsonArray
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* @param metaList
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* @param parentJson
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*/
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private void getPermissionJsonArray(JSONArray jsonArray,List<SysPermission> metaList,JSONObject parentJson) {
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for (SysPermission permission : metaList) {
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if(permission.getMenuType()==null) {
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continue;
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}
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String tempPid = permission.getParentId();
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JSONObject json = getPermissionJsonObject(permission);
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if(parentJson==null && oConvertUtils.isEmpty(tempPid)) {
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jsonArray.add(json);
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if(!permission.isLeaf()) {
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getPermissionJsonArray(jsonArray, metaList, json);
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}
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}else if(parentJson!=null && oConvertUtils.isNotEmpty(tempPid) && tempPid.equals(parentJson.getString("id"))){
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if(permission.getMenuType()==0) {
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JSONObject metaJson = parentJson.getJSONObject("meta");
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if(metaJson.containsKey("permissionList")) {
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metaJson.getJSONArray("permissionList").add(json);
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}else {
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JSONArray permissionList = new JSONArray();
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permissionList.add(json);
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metaJson.put("permissionList", permissionList);
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}
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}else if(permission.getMenuType()==1) {
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if(parentJson.containsKey("children")) {
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parentJson.getJSONArray("children").add(json);
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}else {
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JSONArray children = new JSONArray();
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children.add(json);
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parentJson.put("children", children);
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}
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if(!permission.isLeaf()) {
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getPermissionJsonArray(jsonArray, metaList, json);
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}
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}
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}
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}
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}
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private JSONObject getPermissionJsonObject(SysPermission permission) {
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JSONObject json = new JSONObject();
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//类型(0：一级菜单 1：子菜单 2：按钮)
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if(CommonConstant.MENU_TYPE_2.equals(permission.getMenuType())) {
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json.put("action", permission.getPerms());
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json.put("describe", permission.getName());
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}else if(CommonConstant.MENU_TYPE_0.equals(permission.getMenuType()) || CommonConstant.MENU_TYPE_1.equals(permission.getMenuType())) {
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json.put("id", permission.getId());
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boolean flag = permission.getUrl()!=null&&(permission.getUrl().startsWith(CommonConstant.HTTP_PROTOCOL)||permission.getUrl().startsWith(CommonConstant.HTTPS_PROTOCOL));
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if(flag) {
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String url= new String(Base64.getUrlEncoder().encode(permission.getUrl().getBytes()));
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json.put("path", "/sys/link/" +url.replaceAll("=",""));
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}else {
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json.put("path", permission.getUrl());
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}
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//重要规则：路由name (通过URL生成路由name,路由name供前端开发，页面跳转使用)
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json.put("name", urlToRouteName(permission.getUrl()));
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//是否隐藏路由，默认都是显示的
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if(permission.isHidden()) {
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json.put("hidden",true);
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}
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//聚合路由
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if(permission.isAlwaysShow()) {
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json.put("alwaysShow",true);
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}
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json.put("component", permission.getComponent());
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JSONObject meta = new JSONObject();
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meta.put("title", permission.getName());
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if(oConvertUtils.isEmpty(permission.getParentId())) {
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//一级菜单跳转地址
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json.put("redirect",permission.getRedirect());
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meta.put("icon", oConvertUtils.getString(permission.getIcon(), ""));
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}else {
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meta.put("icon", oConvertUtils.getString(permission.getIcon(), ""));
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}
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if(flag) {
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meta.put("url", permission.getUrl());
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}
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json.put("meta", meta);
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}
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return json;
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}
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/**
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* 通过URL生成路由name（去掉URL前缀斜杠，替换内容中的斜杠‘/’为-）
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* 举例： URL = /isystem/role
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* RouteName = isystem-role
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* @return
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*/
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private String urlToRouteName(String url) {
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if(oConvertUtils.isNotEmpty(url)) {
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if(url.startsWith(SymbolConstant.SINGLE_SLASH)) {
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url = url.substring(1);
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}
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url = url.replace("/", "-");
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return url;
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}else {
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return null;
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}
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}
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}
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