Edge-host-maintenance/src/app/auth.guard.ts

import { Component, OnInit, Inject } from '@angular/core';
import { Injectable } from '@angular/core';
import { CanActivate, ActivatedRouteSnapshot, RouterStateSnapshot, Router } from '@angular/router';
import { CookieService } from 'ngx-cookie-service';

@Injectable({
  providedIn: 'root'
})
export class AuthGuard implements CanActivate {

    constructor(private router: Router,private cookieService: CookieService) {

    }

    // 路由守卫
    canActivate(next: ActivatedRouteSnapshot, state: RouterStateSnapshot): boolean {
        // console.log('路由守卫',next.data)
        // if(next.data.permission == 'xxxx'){
        //     return true;
        // }
        return this.checkLogin();
    }

    checkLogin(): boolean {
        // console.log('xxxxxxxxxxxx')
        // 判断本地有没有token
        const token = this.cookieService.get("token") || sessionStorage.getItem('token');

        // 如果有token,允许访问
        if (token) { return true; }

        //如果没有token,跳转登录页
        this.router.navigate(['/login']);

        return false;
    }
}