import express, { Request, Response } from 'express';
import path from 'path';
import dotenv from 'dotenv';
import authRoutes from './src/server/routes/authRoutes';
import roundsRoutes from './src/server/routes/roundsRoutes';
import communityRoutes from './src/server/routes/communityRoutes';
import { db } from './src/server/db';

dotenv.config();

const app = express();
const PORT = 3000;
const isProduction = process.env.NODE_ENV === 'production';

// Body parsers
app.use(express.json({ limit: '10mb' }));
app.use(express.urlencoded({ extended: true }));

// Health check endpoint
app.get('/healthz', (_req: Request, res: Response) => {
  res.status(200).send('healthy\n');
});

// API Routes
app.use('/api/auth', authRoutes);
app.use('/api/rounds', roundsRoutes);
app.use('/api/community', communityRoutes);

async function startServer() {
  // Initialize persistence backend (MariaDB Galera cluster if configured, or local store)
  await db.init();
  if (!isProduction) {
    // Development mode: Vite middleware
    const { createServer: createViteServer } = await import('vite');
    const vite = await createViteServer({
      server: {
        middlewareMode: true,
        hmr: process.env.DISABLE_HMR !== 'true',
        watch: process.env.DISABLE_HMR === 'true' ? null : {},
      },
      appType: 'spa',
    });
    app.use(vite.middlewares);
  } else {
    // Production mode: Serve static build assets
    const distPath = path.resolve(process.cwd(), 'dist');
    app.use(express.static(distPath));
    app.get('*', (_req: Request, res: Response) => {
      res.sendFile(path.join(distPath, 'index.html'));
    });
  }

  app.listen(PORT, '0.0.0.0', () => {
    console.log(`🏌️‍♂️ PinPoint Golf full-stack server running on http://0.0.0.0:${PORT}`);
  });
}

startServer().catch((err) => {
  console.error('Failed to start server:', err);
  process.exit(1);
});