const express = require('express');
const cors = require('cors');

const app = express();

// Middleware
app.use(cors({
  origin: process.env.CORS_ORIGIN || 'http://localhost:8080',
  credentials: true
}));
app.use(express.json());
app.use(express.urlencoded({ extended: true }));

// Request logging middleware
app.use((req, res, next) => {
  console.log(`${new Date().toISOString()} - ${req.method} ${req.path}`);
  next();
});

// Health check endpoint
app.get('/api/health', (req, res) => {
  res.status(200).json({
    status: 'ok',
    message: 'Backend is running',
    timestamp: new Date().toISOString(),
    environment: process.env.NODE_ENV || 'development'
  });
});

// API routes
app.use('/api/auth', require('./routes/auth'));
app.use('/api/users', require('./routes/users'));
app.use('/api/events', require('./routes/events'));
app.use('/api/wsdc', require('./routes/wsdc'));
// app.use('/api/matches', require('./routes/matches'));
// app.use('/api/ratings', require('./routes/ratings'));

// 404 handler
app.use((req, res) => {
  res.status(404).json({
    error: 'Not Found',
    message: `Cannot ${req.method} ${req.path}`
  });
});

// Error handler
app.use((err, req, res, next) => {
  console.error('Error:', err);
  res.status(err.status || 500).json({
    error: err.message || 'Internal Server Error',
    ...(process.env.NODE_ENV === 'development' && { stack: err.stack })
  });
});

module.exports = app;