Hack Wayground/quizizz
// ==UserScript==
// @name Hack Wayground
// @author Trần Bảo Ngọc
// @description Hack Wayground/quizizz
// @namespace http://tampermonkey.net/
// @match https://wayground.com/*
// @grant GM_xmlhttpRequest
// @grant unsafeWindow
// @grant GM_addStyle
// @run-at document-end
// @icon https://blackarch.org/images/logo/ba-logo.png
// @version 0.0.1.20250927145114
// ==/UserScript==
(function() {
'use strict';
GM_addStyle(`
#solver-panel {
position: fixed;
bottom: 20px;
right: 20px;
z-index: 999999;
padding: 12px;
background-color: rgba(26, 27, 30, 0.85);
backdrop-filter: blur(10px);
border-radius: 16px;
box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
min-width: 260px;
border: 1px solid rgba(255, 255, 255, 0.1);
}
#solver-status {
color: white;
font-size: 15px;
font-weight: 600;
text-align: center;
margin-bottom: 10px;
transition: all 0.3s ease;
}
#pin-container {
display: flex;
gap: 8px;
}
#pin-input {
flex-grow: 1;
border: 1px solid rgba(255, 255, 255, 0.2);
background-color: rgba(0, 0, 0, 0.3);
color: white;
border-radius: 8px;
padding: 8px 12px;
font-size: 14px;
outline: none;
text-align: center;
transition: all 0.2s ease;
}
#pin-input:focus {
border-color: #a78bfa;
}
#load-btn {
background: linear-gradient(135deg, #a78bfa 0%, #8b5cf6 100%);
border: none;
border-radius: 8px;
color: white;
font-weight: 600;
padding: 0 20px;
cursor: pointer;
transition: transform 0.2s ease, background 0.2s ease;
}
#load-btn:hover {
transform: scale(1.05);
}
#load-btn:disabled {
cursor: not-allowed;
background: #555;
}
`);
const cachedAnswers = new Map();
let lastProcessedQuestionId = '';
const cleanText = (text) => text?.replace(/<p>|<\/p>/g, '').trim().replace(/\s+/g, ' ') || '';
function findGamePin() {
const pinRegex = /\b(\d{4})\s(\d{4})\b/;
const walker = document.createTreeWalker(document.body, NodeFilter.SHOW_TEXT);
let node;
while (node = walker.nextNode()) {
const match = node.nodeValue.trim().match(pinRegex);
if (match && node.parentElement?.offsetParent !== null) {
return match[0].replace(/\s/g, '');
}
}
return null;
}
async function fetchAndCacheAnswers(pin, statusDisplay) {
statusDisplay.textContent = `🌀 Đang tải đáp án...`;
try {
const response = await fetch(`https://api.quizit.online/quizizz/answers?pin=${pin}`);
if (!response.ok) throw new Error(`API Response: ${response.status}`);
const { data } = await response.json();
if (!data?.answers) throw new Error("Respone API không hợp lệ.");
data.answers.forEach(item => {
const questionId = item._id;
if (!questionId) return;
if (item.type === 'MSQ' && Array.isArray(item.answers)) {
const multiAnswers = item.answers.map(ans => cleanText(ans.text)).filter(Boolean);
if (multiAnswers.length > 0) cachedAnswers.set(questionId, multiAnswers);
} else {
const singleAnswer = cleanText(item.answers?.[0]?.text);
if (singleAnswer) cachedAnswers.set(questionId, singleAnswer);
}
});
if (cachedAnswers.size > 0) return true;
throw new Error("API không trả về đáp án nào.");
} catch (error) {
statusDisplay.textContent = `❌ Lỗi: ${error.message}`;
statusDisplay.style.color = '#ff5555';
return false;
}
}
function getCurrentQuestionData() {
const questionContainer = document.querySelector('[data-quesid]');
if (!questionContainer) return null;
const questionId = questionContainer.dataset.quesid;
const options = Array.from(document.querySelectorAll('.option.is-selectable')).map(el => ({
text: cleanText(el.querySelector('.option-text-inner, .text-container')?.innerText),
element: el,
}));
if (options.length > 0) {
return { questionId, type: 'CHOICE', options };
}
if (document.querySelector('input.question-input, textarea.question-input, input[type="text"], textarea')) {
return { questionId, type: 'BLANK' };
}
return null;
}
function solveQuestion(answer, questionData) {
const submit = () => setTimeout(() => {
const submitBtn = Array.from(document.querySelectorAll('button')).find(btn => btn.innerText.trim().toLowerCase() === 'submit')
|| document.querySelector('.submit-button-wrapper button, button.submit-btn');
if (submitBtn && !submitBtn.disabled) submitBtn.click();
}, 350);
if (questionData.type === 'CHOICE') {
const answersToClick = Array.isArray(answer) ? answer : [answer];
answersToClick.forEach(ansText => {
const correctOption = questionData.options.find(opt => opt.text === ansText);
if (correctOption) {
correctOption.element.style.border = '4px solid #00FF00';
correctOption.element.click();
}
});
if (Array.isArray(answer)) submit();
}
else if (questionData.type === 'BLANK') {
const inputEl = document.querySelector('input.question-input, textarea.question-input, input[type="text"], textarea');
if (inputEl) {
inputEl.value = answer;
inputEl.dispatchEvent(new Event('input', { bubbles: true }));
submit();
}
}
}
async function mainSolver(statusDisplay) {
if (cachedAnswers.size === 0) return;
const questionData = getCurrentQuestionData();
if (!questionData?.questionId) return;
const answer = cachedAnswers.get(questionData.questionId);
if (answer) {
statusDisplay.textContent = "✅ Đã giải xong";
solveQuestion(answer, questionData);
setTimeout(() => { statusDisplay.textContent = "🚀 Đang chờ câu hỏi mới xuất hiện"; }, 1200);
} else {
statusDisplay.textContent = "❓ Không tìm thấy đáp án";
}
}
function startObserver(statusDisplay) {
const observer = new MutationObserver(() => {
const questionContainer = document.querySelector('[data-quesid]');
const currentQuestionId = questionContainer?.dataset.quesid;
if (currentQuestionId && currentQuestionId !== lastProcessedQuestionId) {
lastProcessedQuestionId = currentQuestionId;
setTimeout(() => mainSolver(statusDisplay), 500);
}
});
observer.observe(document.body, { childList: true, subtree: true });
}
function initialize() {
if (document.getElementById('solver-panel')) return;
document.body.insertAdjacentHTML('beforeend', `
<div id="solver-panel">
<div id="solver-status">🔎 Đang tìm mã Room Code...</div>
<div id="pin-container">
<input type="text" id="pin-input" placeholder="Chờ chút...">
<button id="load-btn">Tải</button>
</div>
</div>
`);
const loadBtn = document.getElementById('load-btn');
const pinInput = document.getElementById('pin-input');
const statusDisplay = document.getElementById('solver-status');
const pinContainer = document.getElementById('pin-container');
const handleLoad = async () => {
const pin = pinInput.value.trim().replace(/\s/g, '');
if (!pin) return;
loadBtn.disabled = true;
pinInput.disabled = true;
const success = await fetchAndCacheAnswers(pin, statusDisplay);
if (success) {
pinContainer.style.display = 'none';
statusDisplay.textContent = "🚀 Sẵn sàng!";
startObserver(statusDisplay);
} else {
loadBtn.disabled = false;
pinInput.disabled = false;
}
};
loadBtn.addEventListener('click', handleLoad);
pinInput.addEventListener('keydown', e => { if (e.key === 'Enter') handleLoad(); });
const pinFinderInterval = setInterval(() => {
const foundPin = findGamePin();
if (foundPin) {
clearInterval(pinFinderInterval);
pinInput.value = foundPin;
statusDisplay.textContent = "✅ Đã tìm thấy Room Code ";
statusDisplay.style.color = '#50fa7b';
setTimeout(handleLoad, 500);
}
}, 1000);
setTimeout(() => clearInterval(pinFinderInterval), 20000);
}
window.addEventListener('load', () => setTimeout(initialize, 1000));
})();