import express, { Express, Request, Response } from 'express';
import cors from 'cors';
import helmet from 'helmet';
import morgan from 'morgan';
import dotenv from 'dotenv';
import { errorHandler } from './middleware/errorHandler';
import { notFound } from './middleware/notFound';
import apiRoutes from './routes';
import { runMigrations } from './db/migrate';

dotenv.config();

const app: Express = express();
const port = process.env.PORT || 3001;

// Middleware
app.use(helmet());
app.use(cors({
  origin: process.env.CORS_ORIGIN || ['http://localhost:5173', 'https://sm.jiosii.com'],
  credentials: true
}));
app.use(morgan('dev'));
app.use(express.json());
app.use(express.urlencoded({ extended: true }));

// Health check
app.get('/health', (req: Request, res: Response) => {
  res.json({ 
    status: 'ok', 
    timestamp: new Date().toISOString(),
    uptime: process.uptime()
  });
});

// API Routes
app.use('/api', apiRoutes);

// Error handling
app.use(notFound);
app.use(errorHandler);

async function start() {
  await runMigrations();
  app.listen(port, () => {
    console.log(`⚡️ Server is running on port ${port}`);
    console.log(`🌍 Environment: ${process.env.NODE_ENV || 'development'}`);
  });
}

start().catch(console.error);

export default app;