// Push notification handler for GamerComp PWA
// This file is loaded by the service worker via importScripts

self.addEventListener('push', function(event) {
  if (!event.data) return;

  try {
    const data = event.data.json();
    const options = {
      body: data.body || 'You have a new notification',
      icon: '/icon.svg',
      badge: '/icon.svg',
      vibrate: [100, 50, 100],
      data: {
        url: data.url || '/'
      },
      actions: [
        { action: 'open', title: 'Open' }
      ]
    };

    event.waitUntil(
      self.registration.showNotification(data.title || 'GamerComp', options)
    );
  } catch (err) {
    // Fallback for non-JSON payloads
    event.waitUntil(
      self.registration.showNotification('GamerComp', {
        body: event.data.text(),
        icon: '/icon.svg'
      })
    );
  }
});

self.addEventListener('notificationclick', function(event) {
  event.notification.close();

  const url = event.notification.data?.url || '/';

  event.waitUntil(
    clients.matchAll({ type: 'window', includeUncontrolled: true }).then(function(clientList) {
      // Try to focus an existing window
      for (const client of clientList) {
        if (client.url.includes('gamercomp.com') && 'focus' in client) {
          client.navigate(url);
          return client.focus();
        }
      }
      // Open new window if none exists
      if (clients.openWindow) {
        return clients.openWindow(url);
      }
    })
  );
});