完善路由守卫功能

index/src/app/services/global-user.service.ts

@@ -33,7 +33,8 @@ export class GlobalUserService {
         }
         if (this.lastRequestTime && Date.now() - this.lastRequestTime < 1000) {
             return {
-                unsubscribe() {
+                unsubscribe: () => {
+                    this.userObserverArray.splice(this.userObserverArray.indexOf(observer), 1);
                     observer.complete();
                 }
             }
@@ -44,7 +45,8 @@ export class GlobalUserService {
         // 获取数据
         const subscription = this.getUserInfoFromServer();
         return {
-            unsubscribe() {
+            unsubscribe:()=>{
+                this.userObserverArray.splice(this.userObserverArray.indexOf(observer), 1);
                 observer.complete();
                 subscription.unsubscribe()
             }

index/src/app/services/local-storage.service.ts

@@ -9,8 +9,8 @@ export class LocalStorageService {
     constructor() {
     }
 
-    // 1分钟
-    readonly place = 60 * 1000;
+    // 30s
+    readonly place = 30 * 1000;
 
     getToken(): string {
         return localStorage.getItem('token');

index/src/app/view/admin/admin-routing.module.ts

@@ -8,6 +8,7 @@ const routes: Routes = [
     {
         path: '',
         component: AdminComponent,
+        canActivate: [AuthGuard],
         children: [
             {
                 path: 'article',

index/src/app/view/admin/auth.guard.ts

@@ -1,5 +1,5 @@
 import {Injectable} from '@angular/core';
-import {CanActivate, ActivatedRouteSnapshot, RouterStateSnapshot, UrlTree} from '@angular/router';
+import {CanActivate, ActivatedRouteSnapshot, RouterStateSnapshot, UrlTree, Router} from '@angular/router';
 import {Observable} from 'rxjs';
 import {User} from '../../class/User';
 import {GlobalUserService} from '../../services/global-user.service';
@@ -9,28 +9,36 @@ import {GlobalUserService} from '../../services/global-user.service';
 })
 export class AuthGuard implements CanActivate {
 
-    constructor(private userService: GlobalUserService) {
+    constructor(private userService: GlobalUserService, private router: Router) {
         userService.watchUserInfo({
             complete: () => null,
             error: (err) => {
-                // 未登录 重定向
+                // 请求重复
+                console.log(err);
+                if (err.code !== -1) {
+                    this.userInfo = null;
+                    this.router.navigateByUrl(this.loginPath);
+                }
             },
             next: data => {
                 this.userInfo = data.result
-                console.log(this.path);
-                // todo ：用户信息更新时 重新判断下path
             }
         })
     }
 
     userInfo: User;
     private path: string;
+    private readonly loginPath: string = '/user/login';
 
     canActivate(
         next: ActivatedRouteSnapshot,
         state: RouterStateSnapshot): Observable<boolean | UrlTree> | Promise<boolean | UrlTree> | boolean | UrlTree {
         const path = state.url.indexOf('?') > 0 ? state.url.substr(0, state.url.indexOf('?')) : state.url;
         this.path = path
+        if (path.split('/')[1] === 'admin' && !this.userInfo) {
+            this.router.navigateByUrl(this.loginPath);
+            return false;
+        }
         switch (path) {
             case '/admin/article':
             case '/admin/category':
@@ -39,7 +47,9 @@ export class AuthGuard implements CanActivate {
             case '/admin/update':
             case '/admin/user':
             case '/admin/visitor':
-                if (!this.userInfo || this.userInfo.role !== 'admin') return false;
+                if (this.userInfo.role !== 'admin') {
+                    return false;
+                }
         }
         return true;
     }