checkForUpdate and activateUpdate methods of SwUpdate

control-broadcast.component.ts

  checkForUpdate() {
    console.log('[App] checkForUpdate started')
    this.swUpdate.checkForUpdate()
      .then(() => {
        console.log('[App] checkForUpdate completed')
      })
      .catch(err => {
        console.error(err);
      })
  }

  activateUpdate() {
    console.log('[App] activateUpdate started')
    this.swUpdate.activateUpdate()
      .then(() => {
        console.log('[App] activateUpdate completed')
        this.winRef.nativeWindow.location.reload()
      })
      .catch(err => {
        console.error(err);
      })
  }