import { cleanupOrphanedFiles, cleanupStaging, processFileDeletions } from "./files.js";
import { loadConfig, prepareDataDirectories, acquireInstanceLock } from "./config.js";
import { openDatabase } from "./db/index.js";
import { buildApp } from "./app.js";
import { cleanupOrphanedExports, expireExports, resumeExports } from "./exporter.js";

const config = loadConfig();
prepareDataDirectories(config);
const releaseLock = acquireInstanceLock(config);
const database = openDatabase(config);

async function start() {
  await cleanupStaging(config);
  await cleanupOrphanedFiles(database.sqlite, config);
  database.sqlite.prepare("DELETE FROM login_attempts WHERE window_start < ? AND (blocked_until IS NULL OR blocked_until < ?)").run(Date.now() - 24 * 60 * 60 * 1000, Date.now());
  database.sqlite.prepare("DELETE FROM sessions WHERE idle_expires_at <= ? OR absolute_expires_at <= ?").run(Date.now(), Date.now());
  await processFileDeletions(database.sqlite, config);
  await expireExports(database.sqlite, config);
  await cleanupOrphanedExports(database.sqlite, config);
  await resumeExports(database.sqlite, config);
  const app = await buildApp(database, config);
  const janitor = setInterval(() => {
    void cleanupStaging(config);
    void cleanupOrphanedFiles(database.sqlite, config);
    database.sqlite.prepare("DELETE FROM login_attempts WHERE window_start < ? AND (blocked_until IS NULL OR blocked_until < ?)").run(Date.now() - 24 * 60 * 60 * 1000, Date.now());
    database.sqlite.prepare("DELETE FROM sessions WHERE idle_expires_at <= ? OR absolute_expires_at <= ?").run(Date.now(), Date.now());
    void processFileDeletions(database.sqlite, config);
    void expireExports(database.sqlite, config);
    void cleanupOrphanedExports(database.sqlite, config);
  }, 60_000);
  const shutdown = async () => {
    clearInterval(janitor);
    await app.close().catch(() => undefined);
    database.sqlite.close();
    releaseLock();
  };
  process.once("SIGINT", () => void shutdown().finally(() => process.exit(0)));
  process.once("SIGTERM", () => void shutdown().finally(() => process.exit(0)));
  try {
    await app.listen({ host: config.host, port: config.port });
  } catch (error) {
    clearInterval(janitor);
    await app.close().catch(() => undefined);
    throw error;
  }
  app.log.info(`TallyNote running at ${config.publicOrigin}`);
}

start().catch((error) => {
  console.error(error);
  database.sqlite.close();
  releaseLock();
  process.exitCode = 1;
});