const express = require('express');
const { auth } = require('express-openid-connect');
const cors = require('cors');
const mongoose = require('mongoose');
const config = require('./config');
require('dotenv').config();

const app = express();

// Connect to MongoDB
mongoose.connect(config.mongodb.uri, {
  useNewUrlParser: true,
  useUnifiedTopology: true
})
.then(() => console.log('Connected to MongoDB'))
.catch(err => console.error('MongoDB connection error:', err));

app.use(cors({
  origin: config.frontend.url,
  credentials: true
}));

const auth0Config = {
  authRequired: false,
  auth0Logout: true,
  secret: config.auth0.secret,
  baseURL: config.server.url,
  clientID: config.auth0.clientId,
  clientSecret: config.auth0.clientSecret,
  issuerBaseURL: `https://${config.auth0.domain}`,
  routes: {
    postLogoutRedirect: config.frontend.url
  },
  authorizationParams: {
    response_type: 'code',
    scope: 'openid profile email',
    redirect_uri: config.frontend.url
  }
};

app.use(auth(auth0Config));

// Basic routes
app.get('/', (req, res) => {
  if (req.oidc.isAuthenticated()) {
    res.redirect(config.frontend.url);
  } else {
    res.send('Logged out');
  }
});

// Protected API route
app.get('/api/auth/user', (req, res) => {
  if (req.oidc.isAuthenticated()) {
    res.json(req.oidc.user);
  } else {
    res.json(null);
  }
});

// Import routes
const deploymentRoutes = require('./routes/deployments');

// Use routes
app.use('/api/deployments', deploymentRoutes);

app.listen(config.port, () => {
  console.log(`Server running on port ${config.port}`);
});