server.js

require('dotenv').config();
const path = require('path');
const express = require('express');
const bodyParser = require('body-parser');
const session = require('express-session');
const MongoStore = require('connect-mongo');
const app = express();
const routes = require('./routes');

console.log('Starting CodeWhisperer server...'); // Log for server start process

// Establish a connection to the database
require('./database');

// Middleware for parsing request bodies
app.use(bodyParser.urlencoded({ extended: true }));
app.use(bodyParser.json());

// Session configuration
app.use(session({
  secret: process.env.SESSION_SECRET || 'your_session_secret_super_super_123_repus',
  resave: false,
  saveUninitialized: false,
  store: MongoStore.create({ mongoUrl: process.env.MONGODB_URI }),
  cookie: { maxAge: 1000 * 60 * 60 * 24 } // 1 day
}));

// Serve static content from 'public' directory
app.use(express.static('public'));

// Set EJS as the view engine
app.set('view engine', 'ejs');
console.log('EJS view engine set.');

// Set the directory for EJS templates
app.set('views', path.join(__dirname, 'views'));
console.log(`Views directory set to ${path.join(__dirname, 'views')}.`);

// Include our routes with the app
app.use('/', routes);

// Error handling middleware for not found errors
app.use((req, res, next) => {
  const error = new Error('Not Found');
  error.status = 404;
  next(error);
});

// Error handling middleware for all other types of errors
app.use((error, req, res, next) => {
  console.error(`Error encountered: ${error.stack}`); // Log the full error stack trace
  res.status(error.status || 500).send(error.message || 'Something broke!');
});

// Start server listening
const port = process.env.PORT || 3001;
app.listen(port, () => {
    console.log(`Server is running on port ${port}`); // Log server listening port
});