import { loadEnvFile, getEnv } from "./env.js";

loadEnvFile();

const { buildApp } = await import("./app.js");
const { closeDb } = await import("@dci/db");
const { closeRedis } = await import("./redis.js");
const { closeQueues } = await import("./queues.js");
const { flushRequests, stopTelemetry } = await import("./telemetry.js");

const env = getEnv();
const app = await buildApp();

async function shutdown(signal: string): Promise<void> {
  app.log.info({ signal }, "shutting down");
  try {
    await app.close();
    stopTelemetry();
    await flushRequests();
    await Promise.allSettled([closeQueues(), closeRedis(), closeDb()]);
  } finally {
    process.exit(0);
  }
}
process.on("SIGINT", () => void shutdown("SIGINT"));
process.on("SIGTERM", () => void shutdown("SIGTERM"));

try {
  await app.listen({ port: env.port, host: env.host });
  app.log.info({ port: env.port, docs: `http://127.0.0.1:${env.port}/api/v1/docs`, admin: env.adminToken ? "enabled" : "DISABLED (DCI_ADMIN_TOKEN missing)" }, "dci-api listening");
} catch (e) {
  app.log.error(e);
  process.exit(1);
}