Kanji prompt jpdb.io

Press C on back of a review card to open a prompt with kanji that's currently being reviewed.

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install a user script manager extension to install this script.

(I already have a user script manager, let me install it!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name        Kanji prompt jpdb.io
// @namespace   Violentmonkey Scripts
// @match       https://jpdb.io/review*
// @grant       none
// @version     1.0
// @author      -
// @license     MIT
// @description Press C on back of a review card to open a prompt with kanji that's currently being reviewed.
// ==/UserScript==

function copyToClipboard(text) {
    window.prompt("Copy to clipboard: Ctrl+C, Enter", text);
}

function myKeyListener(e) {
  if (e.key !== 'c') {
    return;
  }

  const urlPrefix = "https://jpdb.io/review?c=kb%2C";
  const currentUrl = decodeURI(location.href);
  if (!currentUrl.startsWith(urlPrefix)) {
    return;
  }


  copyToClipboard(currentUrl.charAt(urlPrefix.length));
}

document.addEventListener("keyup", myKeyListener, false)