import 'dotenv/config';
import express from 'express';
import { createServer } from 'node:http';
import { resolve, dirname } from 'node:path';
import { fileURLToPath } from 'node:url';
import { existsSync } from 'node:fs';

import { initDb } from './db/index.js';
import { authMiddleware, ensureBootstrapAdmin } from './auth.js';
import { applySeedIfEmpty } from './sources/seed.js';
import { scheduleHealthCheck } from './streams/checker.js';
import { attachWs } from './ws.js';

import { router as authRoutes } from './routes/auth.js';
import { router as stationRoutes } from './routes/stations.js';
import { router as meRoutes } from './routes/me.js';
import { router as adminRoutes } from './routes/admin.js';
import { router as v1Routes } from './routes/v1.js';

const __dirname = dirname(fileURLToPath(import.meta.url));
const PORT = Number(process.env.PORT) || 4173;

initDb(process.env.DB_PATH || './data/db/oradio.sqlite');
ensureBootstrapAdmin({
    username: process.env.ADMIN_BOOTSTRAP_USER,
    password: process.env.ADMIN_BOOTSTRAP_PASSWORD
});
const seedResult = applySeedIfEmpty();
console.log('[seed]', seedResult);

const app = express();
app.use(express.json({ limit: '512kb' }));
app.use(authMiddleware);

app.use('/api/auth', authRoutes);
app.use('/api/stations', stationRoutes);
app.use('/api/me', meRoutes);
app.use('/api/admin', adminRoutes);
app.use('/api/v1', v1Routes);

// Static assets (built by Vite). In dev these don't exist; Vite serves them on :5173.
const publicDir = resolve(__dirname, 'public');
if (existsSync(publicDir)) {
    app.use(express.static(publicDir));
    app.get('/admin', (_req, res) => res.sendFile(resolve(publicDir, 'admin/index.html')));
    app.get('/docs', (_req, res) => res.sendFile(resolve(publicDir, 'docs/index.html')));
    app.get('*', (_req, res) => res.sendFile(resolve(publicDir, 'index.html')));
}

app.use((err, _req, res, _next) => {
    console.error(err);
    res.status(500).json({ error: String(err.message || err) });
});

const server = createServer(app);
attachWs(server);
scheduleHealthCheck(process.env.STREAM_CHECK_CRON);

server.listen(PORT, () => {
    console.log(`[oradio] api+ws on http://localhost:${PORT}`);
});