import { createServer } from 'http'
import express from 'express'
import { WebSocketServer } from 'ws'
import { fileURLToPath } from 'url'
import { dirname, join } from 'path'
import { setupWebSocketHandler } from './src/websocket-handler.js'
import { printServerInfo } from './src/server-utils.js'

const __filename = fileURLToPath(import.meta.url)
const __dirname = dirname(__filename)

// --- Configurazione del server ---

const app = express()
const PORT = process.env.PORT || 3000

// Espone i file generati dalla build di Vite.
app.use(express.static(join(__dirname, 'dist')))

// Fallback per SPA: restituisce `index.html` per tutte le route che non puntano a file statici.
app.get('/{*splat}', (_req, res) => {
    res.sendFile(join(__dirname, 'dist', 'index.html'))
})

const server = createServer(app)

// Inizializza il server WebSocket con la logica di gioco.
const wss = new WebSocketServer({ server })
setupWebSocketHandler(wss)

// Avvia il server HTTP.
server.listen(PORT, '0.0.0.0', () => {
    printServerInfo(PORT)
})