import cors from '@fastify/cors';
import Fastify from 'fastify';
import { FastifySSEPlugin } from 'fastify-sse-v2';
import pino from 'pino';

import { redisPub } from '@mixan/redis';

import eventRouter from './routes/event.router';
import liveRouter from './routes/live.router';
import profileRouter from './routes/profile.router';

declare module 'fastify' {
  interface FastifyRequest {
    projectId: string;
  }
}

const port = parseInt(process.env.API_PORT || '3000', 10);

const startServer = async () => {
  try {
    const fastify = Fastify({
      logger: pino({ level: 'info' }),
    });

    fastify.register(cors, {
      origin: '*',
    });

    fastify.register(FastifySSEPlugin);
    fastify.decorateRequest('projectId', '');
    fastify.register(eventRouter, { prefix: '/event' });
    fastify.register(profileRouter, { prefix: '/profile' });
    fastify.register(liveRouter, { prefix: '/live' });
    fastify.setErrorHandler((error, request, reply) => {
      fastify.log.error(error);
    });
    fastify.get('/', (request, reply) => {
      reply.send({ name: 'openpanel sdk api' });
    });
    // fastify.get('/health-check', async (request, reply) => {
    //   try {
    //     await utils.healthCheck()
    //     reply.status(200).send()
    //   } catch (e) {
    //     reply.status(500).send()
    //   }
    // })
    if (process.env.NODE_ENV === 'production') {
      for (const signal of ['SIGINT', 'SIGTERM']) {
        process.on(signal, () =>
          fastify.close().then((err) => {
            console.log(`close application on ${signal}`);
            process.exit(err ? 1 : 0);
          })
        );
      }
    }

    await fastify.listen({ host: '0.0.0.0', port });

    // Notify when keys expires
    redisPub.config('SET', 'notify-keyspace-events', 'Ex');
  } catch (e) {
    console.error(e);
  }
};

process.on('unhandledRejection', (e) => {
  console.error(e);
  process.exit(1);
});

startServer();