app.js

const express = require('express')
const path = require('path')
const request = require('request')
const bodyParser = require('body-parser')
const YouTube = require('youtube-node')
const yt = new YouTube()
const config = require('./config')
const ytApi = config.key
const app = express()

app.set('port', (process.env.PORT || 3333))
app.use(bodyParser.json())
app.use(bodyParser.urlencoded({ extended: true })) // support encoded bodies
app.use(express.static('./dist'))
yt.setKey(ytApi)

app.get('/',(req, res) => {
  res.sendFile(path.join(__dirname, './index.html'))
})

app.get('/2', (req, res) => {
  res.sendFile(path.join(__dirname, './index2.html'))
})

var callYt = (q ,callback) => {
  yt.search(q, 10, (err, result) => {
    if (err) throw error
    // yt.addParam('q', q);
    var vids = [] // Array of video ids to send to client
    for (var id in result.items) {
      if (result.items.hasOwnProperty(id)) {
        if (result.items[id].id.kind === 'youtube#video') {
          vids.push(result.items[id].id.videoId)
        }
      }
    }
    callback(vids[0]) // return the videos as callback
  })
}

app.get('/getVid', (req, res) => {
  var vid = req.query.vid
  callYt(vid, (data) => {
    res.json(data) // send video id
  })
})

app.get('/3', (req, res) => {
  res.sendFile(path.join(__dirname, './index3.html'))
})

app.listen(app.get('port'), () => {
  console.log(`Running app on localhost:${app.get('port')}...`)
})