import express from 'express';
import cors from 'cors';
import dotenv from 'dotenv';
import path from 'path';
import { fileURLToPath } from 'url';
import authRoutes from './routes/auth.js';
import fileRoutes from './routes/files.js';
import { authenticate } from './middleware/auth.js';

dotenv.config();

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

const app = express();
app.set('trust proxy', true);

// Middleware
app.use(cors());
app.use(express.json());
app.use(express.urlencoded({ limit: '50mb', extended: true }));

// Serve static files
app.use('/outputs', express.static(path.join(__dirname, 'outputs')));
app.use('/source', express.static(path.join(__dirname, 'source')));

// Routes
app.use('/api/auth', authRoutes);
app.use('/api/files', authenticate, fileRoutes);

// Health check
app.get('/health', (req, res) => {
  res.json({ status: 'Server is running' });
});

// Error handling middleware
app.use((err, req, res, next) => {
  console.error(err.stack);
  res.status(err.status || 500).json({ 
    error: err.message || 'Internal Server Error' 
  });
});

const PORT = process.env.PORT;
app.listen(PORT, () => {
  console.log(`Server running on http://localhost:${PORT}`);
});