rikishi-kk.js

// Run on e.g. http://sumodb.sumogames.de/Rikishi.aspx?r=1226
(() => {
  document.head.insertAdjacentHTML(
    'beforeend',
    `<style>
     tr.kachikoshi td { background: rgba(0,255,0,0.1) }
     </style>`
  );
  document.querySelectorAll('.rikishi tr').forEach(tr => {
    const tds = tr.querySelectorAll('td')
    if (tds.length === 0) return
    const wl = tr.querySelector('.wl').innerText.match(/([0-9]{1,2})-([0-9]{1,2})-?([0-9]{1,2})? ?(.*)?$/)
    const [_, win, loss, kyu] = wl.map(i => Number(i) || 0)
    if (win + loss + kyu < 15) return
    const hasKK = win > (loss + kyu)
    tr.classList.add(hasKK ? 'kachikoshi' : 'makekoshi')
  })
})()