"use strict";
/**
 * Dragon Wind — Background Service Worker
 * Handles badge updates and keeps auth token alive.
 */

chrome.runtime.onInstalled.addListener(() => {
  chrome.action.setBadgeBackgroundColor({ color: '#e05c1a' });
  console.log('[Dragon Wind] Extension installed');
});

// Listen for messages from popup/content scripts
chrome.runtime.onMessage.addListener((msg, sender, sendResponse) => {
  if (msg.type === 'SET_BADGE') {
    chrome.action.setBadgeText({ text: msg.text || '' });
    sendResponse({ ok: true });
  }
  if (msg.type === 'UPLOAD_COMPLETE') {
    chrome.action.setBadgeText({ text: '✓' });
    setTimeout(() => chrome.action.setBadgeText({ text: '' }), 3000);
    sendResponse({ ok: true });
  }
  return true;
});

// Periodic health check (every 5 min)
chrome.alarms.create('health-check', { periodInMinutes: 5 });
chrome.alarms.onAlarm.addListener(async (alarm) => {
  if (alarm.name !== 'health-check') return;
  const stored = await chrome.storage.local.get(['config', 'token']);
  if (!stored.config?.serverUrl || !stored.token) return;
  try {
    const r = await fetch(`${stored.config.serverUrl}/api/health`, {
      headers: { 'x-auth-token': stored.token }
    });
    if (r.status === 401) {
      await chrome.storage.local.remove('token');
      console.log('[Dragon Wind] Token expired — cleared');
    }
  } catch (_) {}
});