server.js

const path = require('node:path')
const express = require('express')
const mongoose = require('mongoose')
const bodyParser = require('body-parser')
const cors = require('cors')
const compression = require('compression')
const dotenv = require('dotenv')
const Poem = require('./models/poem')
const poemRoutes = require('./routes/poems')

dotenv.config()

// Environment Variables
const PORT = process.env.PORT
const DB_URL = process.env.MONGODB_URI

// MongoDB Connection
mongoose
  .connect(DB_URL)
  .then(() => console.log('Connected to MongoDB'))
  .catch((err) => console.error('Failed to connect to MongoDB', err))

// Express Server
const app = express()
app.use(compression())
app.use(
  cors({
    origin: 'http://localhost:3000',
    methods: ['GET', 'POST'],
    credentials: true
  })
)
app.use(bodyParser.urlencoded({ extended: true }))
app.use(express.json())
app.use(express.static(path.join(__dirname, 'public')))
app.set('view engine', 'ejs')

app.use('/poems', poemRoutes)

// Root Route
app.get('/', (req, res) => {
  res.render('index')
})

// Home Route
app.get('/home', (req, res) => {
  res.render('index')
})

// Search route
app.get('/search', async (req, res) => {
  const query = req.query.query
  try {
    const poemsByTitle = await Poem.find({ title: new RegExp(query, 'i') })
    const poemsByAuthor = await Poem.find({ author: new RegExp(query, 'i') })
    res.render('search', { query, poemsByTitle, poemsByAuthor })
  } catch (err) {
    console.error(err)
    res.status(500).send(err.message)
  }
})

// Listen to the PORT
const server = app.listen(PORT, () => {
  console.log(`Server is running on port \`${PORT}\``)
})

module.exports = { app, server }