hereconnect/apps/frontend/src/registerServiceWorker.ts

export async function registerServiceWorker() {
  if (!('serviceWorker' in navigator)) {
    throw new Error('Ваш браузер не поддерживает Service Worker.')
  }

  function requestDebugVersion() {
    navigator.serviceWorker?.controller?.postMessage({
      type: 'requestDebugVersion',
    })
  }

  navigator.serviceWorker.addEventListener('controllerchange', () => {
    console.log('Service Worker controller has changed.')
    requestDebugVersion()
  })

  try {
    const registration = await navigator.serviceWorker.register('/service-worker.js')
    console.log('Service Worker зарегистрирован:', registration)

    requestDebugVersion()

    window.addEventListener(
      'focus',
      () => {
        navigator.serviceWorker?.controller?.postMessage({
          type: 'focused',
        })
      },
      {},
    )

    return registration
  } catch (error) {
    console.error('Ошибка регистрации Service Worker:', error)
    throw error
  }
}