めんどくさい人向けのオカ研

okakenExec.js

const promptMessages = [
  '対象のURLを入力してください',
  '例) https://p.eagate.573.jp/game/2dx/28/room/okaken/select.html?package=3&lottery=0&consume=0',
]

let targetURL = window.prompt(promptMessages.join('\n'))
targetURL = new URL(targetURL)

async function main () {
  const response = await fetch(
    'https://p.eagate.573.jp/game/2dx/28/room/okaken/exec.html' +
      targetURL.search,
  )

  const url = new URL(response.url)
  if (url.pathname == '/game/2dx/28/error/error.html') {
    console.log('全て生成しました！')
    return true
  }

  // decode SJIS
  const buffer = await response.arrayBuffer()
  const body = new TextDecoder('sjis').decode(buffer)

  const html = document.createElement('html')
  html.innerHTML = body

  console.log(html.querySelector('.q_name').innerText)
}

for (i = 0; i < 3; i++) {
  const result = await main()
  if (result) break

  await new Promise(resolve => setTimeout(resolve, 3000))
}