index.js

let axios = require("axios")
let cheerio = require("cheerio")
let download = require("download")
let fs = require('fs')
// edit these two thing only
let consoleName = "super-nintendo"
let gameRegion = "france"
// dont touch below here
let currentPage = 1
let thingsToDownload = []

let pageCount = 0

async function fetchNewPage() {
  let siteUrl = `https://romsmania.cc/roms/${consoleName}/search?page=${currentPage}&region=${gameRegion}`
  let result = await axios.get(siteUrl)
  return cheerio.load(result.data)
}

async function fetchDownloadPage(url) {
  let result = await axios.get(url)
  return cheerio.load(result.data)
}

function convertLink(title){
  return `https://romsmania.cc/download/roms/${consoleName}/${title}`
}
async function getResults(cb) {
  let $ = await fetchNewPage()
  pageCount = parseInt($('.pagination__list :nth-last-child(2)').text())
  for (var i = 0; i < pageCount; i++) {
    let linksOnPage = $('.table tbody tr td:first-of-type a')
    linksOnPage.each(function(i,link){
      let tmpUrl = link.attribs.href
      tmpUrl = tmpUrl.substring(tmpUrl.lastIndexOf('/') + 1)
      thingsToDownload.push(convertLink(tmpUrl))
    })
    currentPage++
    console.log(`on page ${i+1} of ${pageCount}, ${thingsToDownload.length} urls so far`)
    $ = await fetchNewPage()
  }
  await thingsToDownload.forEach(async (url, i) => {
    let $ = await fetchDownloadPage(url)
    let actualDownloadLink = $('a.wait__link')
    actualDownloadLink.each(async function(i,theUrl){
      let fileUrl = theUrl.attribs.href
      let romTitle = fileUrl.substring(fileUrl.lastIndexOf('/') + 1)
      romTitle = decodeURI(romTitle)
      console.log(`Downloading ${romTitle}`)
      await download(fileUrl).pipe(fs.createWriteStream(`roms/${romTitle}`))
    })

    //console.log(actualDownloadLink)
  })

  cb()

}
getResults(function(){
  console.log("done scraping, now downloading....be patient")
})

package.json

{
  "name": "romspyder",
  "version": "1.0.0",
  "description": "",
  "main": "index.js",
  "scripts": {
    "test": "echo \"Error: no test specified\" && exit 1"
  },
  "author": "",
  "license": "ISC",
  "dependencies": {
    "axios": "^0.19.2",
    "cheerio": "^1.0.0-rc.3",
    "download": "^8.0.0"
  }
}