import { Component } from '@angular/core'; import { HttpClient } from '@angular/common/http' import { Data } from './interface' import { Router,ActivatedRoute } from '@angular/router' import {CacheTokenService} from './http-interceptors/cache-token.service'//引入服务 import { MaskLayerService } from './mask-layer.service'; @Component({ selector: 'app-root', templateUrl: './app.component.html', styleUrls: ['./app.component.scss'] }) export class AppComponent { constructor(private maskLayerService:MaskLayerService,private http:HttpClient,private router:Router,public token:CacheTokenService) { } isMaskLayerShow:boolean = false ngOnInit(): void { //监听遮罩层 this.maskLayerService.getMessage().subscribe((message: any)=>{ this.isMaskLayerShow = message }); var token = sessionStorage.getItem("token"); var refreshToken = sessionStorage.getItem("refreshToken"); if(token && refreshToken) { this.http.post('/api/Account/RefreshToken', { token: token, refreshToken: refreshToken }).subscribe((data: Data) => { sessionStorage.setItem("level",data.level); sessionStorage.setItem("token",data.token); sessionStorage.setItem("refreshToken",data.refreshToken); this.token.startUp() }) } // console.log(1234,document.documentElement.clientWidth) function addMeta(name,content){//手动添加mate标签 let meta = document.createElement('meta');     meta.content=content;     meta.name=name;     document.getElementsByTagName('head')[0].appendChild(meta); } if(document.documentElement.clientWidth < 800){ addMeta('viewport','initial-scale=0.5, maximum-scale=0.5, minimum-scale=0.5, user-scalable=no,uc-fitscreen=yes,viewport-fit=cover') } } }