@switch (viewState()) {
  @case ("auth") {
    <app-send-auth [id]="id" [key]="key" (accessGranted)="onAccessGranted($event)"></app-send-auth>
  }
  @case ("view") {
    <app-send-view
      [id]="id"
      [key]="key"
      [accessToken]="sendAccessToken"
      (authRequired)="onAuthRequired()"
    ></app-send-view>
  }
}