add now features

sync/src/index.ts

@@ -0,0 +1,66 @@
+import 'dotenv/config';
+import { Pool } from 'pg';
+import { scrapeAll } from './scraper';
+import { syncToDatabase } from './db';
+
+function log(msg: string) {
+  console.log(`[sync] ${new Date().toISOString()} ${msg}`);
+}
+
+function requireEnv(name: string): string {
+  const val = process.env[name];
+  if (!val) throw new Error(`Missing required environment variable: ${name}`);
+  return val;
+}
+
+/** Returns milliseconds until the next midnight (00:00:00) in local time. */
+function msUntilMidnight(): number {
+  const now = new Date();
+  const midnight = new Date(now);
+  midnight.setDate(now.getDate() + 1);
+  midnight.setHours(0, 0, 0, 0);
+  return midnight.getTime() - now.getTime();
+}
+
+async function runSync(): Promise<void> {
+  const username = requireEnv('FDISK_USERNAME');
+  const password = requireEnv('FDISK_PASSWORD');
+
+  const pool = new Pool({
+    host:     requireEnv('DB_HOST'),
+    port:     parseInt(process.env.DB_PORT ?? '5432'),
+    database: requireEnv('DB_NAME'),
+    user:     requireEnv('DB_USER'),
+    password: requireEnv('DB_PASSWORD'),
+  });
+
+  try {
+    log('Starting FDISK sync');
+    const { members, ausbildungen } = await scrapeAll(username, password);
+    await syncToDatabase(pool, members, ausbildungen);
+    log(`Sync complete — ${members.length} members, ${ausbildungen.length} Ausbildungen`);
+  } finally {
+    await pool.end();
+  }
+}
+
+async function main(): Promise<void> {
+  log('FDISK sync service started');
+
+  // Run once immediately on startup so the first sync doesn't wait until midnight
+  await runSync().catch(err => log(`ERROR during initial sync: ${err.message}`));
+
+  // Then schedule at midnight every day
+  while (true) {
+    const delay = msUntilMidnight();
+    const nextRun = new Date(Date.now() + delay);
+    log(`Next sync scheduled at ${nextRun.toLocaleString()} (in ${Math.round(delay / 60000)} min)`);
+    await new Promise(r => setTimeout(r, delay));
+    await runSync().catch(err => log(`ERROR during scheduled sync: ${err.message}`));
+  }
+}
+
+main().catch(err => {
+  console.error(`[sync] Fatal error: ${err.message}`);
+  process.exit(1);
+});