bitwarden-estensione-browser/libs/angular/src/guards/lock.guard.ts

import { Injectable } from "@angular/core";
import { CanActivate, Router } from "@angular/router";

import { AuthService } from "@bitwarden/common/abstractions/auth.service";
import { AuthenticationStatus } from "@bitwarden/common/enums/authenticationStatus";

@Injectable()
export class LockGuard implements CanActivate {
  protected homepage = "vault";
  protected loginpage = "login";
  constructor(private authService: AuthService, private router: Router) {}

  async canActivate() {
    const authStatus = await this.authService.getAuthStatus();

    if (authStatus === AuthenticationStatus.Locked) {
      return true;
    }

    const redirectUrl =
      authStatus === AuthenticationStatus.LoggedOut ? this.loginpage : this.homepage;

    return this.router.createUrlTree([redirectUrl]);
  }
}