import Fastify from 'fastify';
import cors from '@fastify/cors';
import { loadWhitelist } from './whitelist.js';
import { loadSecret, authHook } from './auth.js';
import { healthRoutes } from './routes/health.js';
import { execRoutes } from './routes/exec.js';
import { makeFlowRoutes } from './routes/flow.js';

const WHITELIST_PATH = process.env.OPS_AGENT_WHITELIST_PATH ?? '/etc/ops-agent/commands.yml';
const FLOWS_PATH = process.env.OPS_AGENT_FLOWS_PATH ?? '/etc/ops-agent/flows';
const PORT = parseInt(process.env.OPS_AGENT_PORT ?? '3099', 10);
const HOST = process.env.OPS_AGENT_HOST ?? '127.0.0.1';

async function main() {
  loadWhitelist(WHITELIST_PATH);
  loadSecret();

  const app = Fastify({ logger: true });

  await app.register(cors, { origin: false });

  app.addHook('onRequest', authHook);

  await app.register(healthRoutes);
  await app.register(execRoutes);
  await app.register(makeFlowRoutes(FLOWS_PATH));

  await app.listen({ port: PORT, host: HOST });
  console.log(`ops-agent listening on ${HOST}:${PORT}`);
}

main().catch((err) => {
  console.error(err);
  process.exit(1);
});