// ==UserScript==
// @name     fast-torrent tool
// @version  1
// @grant    none
// ==/UserScript==

function sleep(ms) {
  return new Promise(resolve => setTimeout(resolve, ms));
}

async function main() {
  let button = null;
  do {
    await sleep(100);
    button = document.querySelector("div.upload-header div.c7");
  } while (button == null);

  button.onclick = function() {
    const panels = document.querySelectorAll("div.torrent-row div.torrent-info");
    const hidden = panels.length > 0 ? panels[0].classList.contains("hidden") : false;
    for (const panel of panels) {
      if (hidden)
      	panel.classList.remove("hidden");
      else
        panel.classList.add("hidden");
    }
  };
}
main();