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Duolingo keyboard shortcuts

Press Shift+Space to play sentence audio (plus adds number keys support for more word bank exercises)

当前为 2022-09-15 提交的版本，查看 最新版本。

  1. // ==UserScript==
  2. // @name     Duolingo keyboard shortcuts
  3. // @description Press Shift+Space to play sentence audio (plus adds number keys support for more word bank exercises)
  4. // @version  1.1.4
  5. // @match    https://www.duolingo.com/*
  6. // @grant    none
  7. // @author szupie szupie@gmail.com
  8. // @namespace szupie
  9. // @license Unlicense
  10. // ==/UserScript==
  11. (function () {
  12.   'use strict';
  13.   
  14.   const speakerButtonSelector = 'button._1KXUd, button._3nOBS, label.sgs9X button, [data-test="speaker-button"]';
  15.   
  16.   function handleKeyboard(e) {
  17.     if (e.shiftKey === true && e.key === ' ') {
  18.       const speakButton = document.querySelector(speakerButtonSelector);
  19.       if (speakButton) {
  20.         speakButton.click();
  21.         e.preventDefault();
  22.       }
  23.     }
  24.     
  25.     // use number keys for sentence completion with word bank
  26.     if (e.key >= "1" && e.key <= "9") {
  27.       if (document.querySelector('[data-test="word-bank"]')) {
  28.         const wordBankButtonSelector = `:nth-child(${e.key}) > [data-test="challenge-tap-token"]`;
  29.         const wordBankButton = document.querySelector(`[data-test="word-bank"] ${wordBankButtonSelector}:not([aria-disabled])`);
  30.         if (wordBankButton) {
  31.           wordBankButton.click();
  32.         } else {
  33.           // remove word from sentence
  34.           const disabledClass = '_2Hlc9';
  35.           document.querySelectorAll(`._1gad7 :not(.${disabledClass})${wordBankButtonSelector}`).forEach(node => node.click());
  36.         }
  37.       }
  38.     }
  39.   }
  40.   
  41.   document.addEventListener('keypress', handleKeyboard, false);
  42.   document.addEventListener('keyup', handleKeyboard, false);
  43. })();