jinbupal-hack.user.js

// ==UserScript==
// @name     JinbuPal Hack
// @version  1.4
// @grant    none
// @match        https://beta.jinbupal.com/*
// @require https://cdn.jsdelivr.net/npm/hanzi-writer@2.2/dist/hanzi-writer.min.js
// ==/UserScript==

var jq = document.createElement('script');
jq.src = "https://cdn.jsdelivr.net/npm/hanzi-writer@2.2/dist/hanzi-writer.min.js";
document.getElementsByTagName('head')[0].appendChild(jq);

function createLink(link, text) {
  const elm = document.createElement('a');
  elm.href = link;
  elm.target = "_blank";
  elm.text = text;
  elm.style.setProperty('padding', '0 15px')
  elm.style.setProperty('margin-top', '10px')
  elm.style.setProperty('font-style', 'italic')
  elm.style.setProperty('text-decoration', 'underline')
  return elm;
}

function addDefinitions(word) {
	const defNode = document.getElementsByClassName('definitions')[0];
  
  const fragment = document.createDocumentFragment();
  
  fetch(`https://pinyin-word-api.vercel.app/api/links/${encodeURI(word)}`).then(r => r.json())
  	.then(res => {
    
  		Object.keys(res).forEach((key) => {
			  fragment.appendChild(createLink(res[key], key))      	
      })
    
   	  defNode.parentNode.insertBefore(fragment,defNode.nextSibling);
    
  	}).catch(console.log)
  
}


function playPinyin() {
	document.querySelector('.pinyin-wrapper button').click();
}

function wordAudio() {
	let word = document.getElementsByClassName('word')[0];
  addDefinitions(word.textContent);
  
  const audio = new Audio(`https://pinyin-word-api.vercel.app/api/audio/${word.textContent}`);
  audio.crossOrigin = true;
  
  const audioPod = new Audio(`https://pinyin-word-api.vercel.app/api/audio/pod/${word.textContent}`);
  audioPod.crossOrigin = true;

  word.addEventListener('click', () => audio.play())
  word.addEventListener('contextmenu', (e) => {
    e.preventDefault();
    audioPod.play();
  })

  audio.play();

}


function subs() {
	let char = document.getElementsByClassName('character')[0];  
  addDefinitions(char.textContent);
	var writer = HanziWriter.create(char, char.textContent, {
  	width: 100,
  	height: 100,
  	padding: 0
	});
  
  char.removeChild(char.childNodes[0])
  
  let quizRunning = false;

  char.addEventListener('click', () => {
    if (!quizRunning) {
      writer.loopCharacterAnimation();
      playPinyin();
    }
  
  });
  
  char.addEventListener('contextmenu', (e) => {
    e.preventDefault();
  });
  
  char.addEventListener('dblclick', () => {
    if (!quizRunning) {
	    writer.quiz();
      quizRunning = true;
    }
    else {
      writer.cancelQuiz();
      quizRunning = false;
    }
  
  });
  
  playPinyin();
  
  return writer;
  
}

function observeWords() {

  var wordsObserver = new MutationObserver((mutations) => {
    wordAudio();
  })

  runIfExists('app-word-modal', element => {
    wordsObserver.observe(element, {
      childList: true
      , subtree: false
      , attributes: false
      , characterData: false
    });
    
    wordAudio();
  })
  

}

function observeChars() {

  var charsObserver = new MutationObserver((mutations) => {
    subs();
  })

  runIfExists('app-char-modal', element => {
    charsObserver.observe(element, {
      childList: true
      , subtree: false
      , attributes: false
      , characterData: false
    });
    
    subs();
  })
  

}

let observerTabs = new MutationObserver((mutations) => {
 	if (location.pathname.includes('characters')) {
    observeChars();
   	wordsObserver.disconnect();
  } else if (location.pathname.includes('words')) {
    observeWords();
    charsObserver.disconnect();
  }
})


function runIfExists(selector, callback) {  
  const existCondition = setInterval(function() {
   const element = document.querySelector(selector);
    
   if (element != null) {
      console.log(`"${selector}" exists!`);
      clearInterval(existCondition);
     	callback(element)
   }
  }, 100); // check every 100ms
}


runIfExists('app-root > div', element => {
  observerTabs.observe(element, {
    childList: true
    , subtree: false
    , attributes: false
    , characterData: false
  })
})