/**
 * Calendar sync job script
 * Run this periodically (e.g., every 15 minutes) to sync external calendars
 * 
 * Usage:
 *   node scripts/sync-calendars.js
 * 
 * Or via cron:
 *   */15 * * * * cd /path/to/NeahStable && node scripts/sync-calendars.js >> /var/log/calendar-sync.log 2>&1
 * 
 * Or call the API endpoint:
 *   curl -X POST http://localhost:3000/api/calendars/sync/job -H "x-api-key: YOUR_API_KEY"
 */

// For now, this script calls the API endpoint
// In production, you can use this or call the API directly

const http = require('http');
const https = require('https');

const API_URL = process.env.CALENDAR_SYNC_API_URL || 'http://localhost:3000';
const API_KEY = process.env.CALENDAR_SYNC_API_KEY || '';

async function callSyncAPI() {
  return new Promise((resolve, reject) => {
    const url = new URL(`${API_URL}/api/calendars/sync/job`);
    const client = url.protocol === 'https:' ? https : http;
    
    const options = {
      method: 'POST',
      headers: {
        'Content-Type': 'application/json',
        'x-api-key': API_KEY,
      },
    };

    const req = client.request(url, options, (res) => {
      let data = '';
      
      res.on('data', (chunk) => {
        data += chunk;
      });
      
      res.on('end', () => {
        if (res.statusCode === 200) {
          console.log(`[${new Date().toISOString()}] Sync completed successfully`);
          resolve(JSON.parse(data));
        } else {
          console.error(`[${new Date().toISOString()}] Sync failed:`, data);
          reject(new Error(`HTTP ${res.statusCode}: ${data}`));
        }
      });
    });

    req.on('error', (error) => {
      console.error(`[${new Date().toISOString()}] Request error:`, error);
      reject(error);
    });

    req.end();
  });
}

async function runSync() {
  try {
    console.log(`[${new Date().toISOString()}] Starting calendar sync job`);
    
    await callSyncAPI();
    
    console.log(`[${new Date().toISOString()}] Calendar sync job completed successfully`);
    process.exit(0);
  } catch (error) {
    console.error(`[${new Date().toISOString()}] Error running calendar sync job:`, error.message);
    process.exit(1);
  }
}

runSync();