易班YOOC答题脚本：支持多选防误点、延迟作答、自动记录、导入导出题库、手动修改题库（番茄b炒蛋开发，盗版没目）
// ==UserScript==
// @name 易班优课考试自动答题（开发者vx: xyq050405）
// @namespace http://tampermonkey.net/
// @version 4.4
// @description 易班YOOC答题脚本：支持多选防误点、延迟作答、自动记录、导入导出题库、手动修改题库（番茄b炒蛋开发，盗版没目）
// @match https://exam.yooc.me/group/*/exam*
// @grant GM_registerMenuCommand
// ==/UserScript==
(function () {
'use strict';
let answerDatabase = JSON.parse(localStorage.getItem("yooc_answer_db") || "{}");
let autoStart = localStorage.getItem("yooc_auto_start") === "true";
let lastAnsweredQuestion = null; // ✅ 防止重复答题
// ======= 菜单 =======
GM_registerMenuCommand("📥 导入题库（JSON）", () => {
const jsonInput = prompt("粘贴 JSON 格式题库：");
if (jsonInput) {
try {
const parsed = JSON.parse(jsonInput);
localStorage.setItem("yooc_answer_db", JSON.stringify(parsed));
answerDatabase = parsed;
alert("✅ 导入成功！");
} catch (e) {
alert("❌ JSON 格式错误");
}
}
});
GM_registerMenuCommand("📤 导出当前题库", () => {
const dbText = JSON.stringify(answerDatabase, null, 2);
prompt("👇 复制以下题库 JSON：", dbText);
});
GM_registerMenuCommand("📝 修改当前题目答案", () => {
const data = extractQuestionData();
if (!data) return alert("❌ 无法获取题目");
const oldAnswer = answerDatabase[data.question];
const newAnswer = prompt(`当前题目：\n${data.question}\n\n请输入新的答案（单选填A，多选填AB，判断填T/F，填空直接填内容）：`, Array.isArray(oldAnswer) ? oldAnswer.join("") : oldAnswer || "");
if (newAnswer != null) {
let formatted = newAnswer;
if (data.type === "choice" || data.type === "judge") {
formatted = newAnswer.toUpperCase().split("");
}
answerDatabase[data.question] = formatted;
localStorage.setItem("yooc_answer_db", JSON.stringify(answerDatabase));
alert("✅ 已修改答案");
}
});
GM_registerMenuCommand("▶️ 开始自动答题", () => {
alert("✅ 自动答题已开启");
autoStart = true;
localStorage.setItem("yooc_auto_start", "true");
});
GM_registerMenuCommand("⏹ 停止自动答题", () => {
alert("🛑 自动答题已停止");
autoStart = false;
localStorage.setItem("yooc_auto_start", "false");
});
GM_registerMenuCommand("📋 提取当前题目（可复制）", () => {
const data = extractQuestionData();
if (!data) return alert("❌ 未识别到题目");
let text = `题目：\n${data.question}\n\n`;
if (data.type === "fill") {
text += `(填空题)\n`;
} else {
data.options.forEach(opt => {
text += `${opt.label}. ${opt.text}\n`;
});
}
prompt("👇 复制当前题目和选项", text);
});
// ======= 获取题目结构 =======
function extractQuestionData() {
const questionEl = document.querySelector('div[class*="jsx"][class*="3643416060"], div[class*="jsx"][class*="3366010129"]');
if (!questionEl) return null;
const question = questionEl.textContent.trim();
const inputEl = document.querySelector('input.exam-input');
if (inputEl) {
return {
type: "fill",
question
};
}
const options = [...document.querySelectorAll('div[class*="flex-auto"]')].map(el => {
const fullText = el.textContent.trim();
return {
el,
label: fullText.charAt(0),
text: fullText.slice(2).trim()
};
});
return {
type: options.length > 1 ? "choice" : "judge",
question,
options
};
}
// ======= 自动答题逻辑（防重复 + 多选延迟）=======
async function autoAnswer() {
if (!autoStart) return;
const data = extractQuestionData();
if (!data || !(data.question in answerDatabase)) return;
// ✅ 防止重复答题
if (data.question === lastAnsweredQuestion) return;
lastAnsweredQuestion = data.question;
const answer = answerDatabase[data.question];
if (data.type === "fill" && typeof answer === "string") {
const input = document.querySelector('input.exam-input');
if (input) {
input.value = answer;
input.dispatchEvent(new Event("input"));
}
}
if ((data.type === "choice" || data.type === "judge") && data.options) {
const answerArray = Array.isArray(answer) ? answer : [answer];
for (let i = 0; i < data.options.length; i++) {
const opt = data.options[i];
if (answerArray.includes(opt.label)) {
opt.el.click();
await sleep(500); // 每个选项间隔 0.5 秒点击
}
}
}
// ✅ 延迟 2 秒后跳转下一题
const nextBtn = [...document.querySelectorAll('button.__.primary')].find(btn =>
btn.textContent.includes("下一题") || btn.textContent.includes("下一页")
);
if (nextBtn) {
setTimeout(() => nextBtn.click(), 2000);
}
}
// ======= 延迟函数 =======
function sleep(ms) {
return new Promise(resolve => setTimeout(resolve, ms));
}
// ======= 自动记录答案 =======
function setupClickListener() {
document.body.addEventListener("click", function (e) {
const el = e.target.closest('div[class*="flex-auto"]');
if (!el) return;
const data = extractQuestionData();
if (!data || !data.options) return;
const selectedLabel = el.textContent.trim().charAt(0);
const currentAnswer = answerDatabase[data.question];
if (!currentAnswer) {
answerDatabase[data.question] = [selectedLabel];
} else if (Array.isArray(currentAnswer)) {
if (!currentAnswer.includes(selectedLabel)) {
answerDatabase[data.question].push(selectedLabel);
}
} else {
if (currentAnswer !== selectedLabel) {
answerDatabase[data.question] = [currentAnswer, selectedLabel];
}
}
answerDatabase[data.question] = Array.from(new Set(answerDatabase[data.question])).sort();
localStorage.setItem("yooc_answer_db", JSON.stringify(answerDatabase));
console.log("✅ 记录选项：", data.question, "=>", answerDatabase[data.question]);
});
document.body.addEventListener("input", function (e) {
const input = e.target;
if (input && input.classList.contains("exam-input")) {
const data = extractQuestionData();
if (!data) return;
answerDatabase[data.question] = input.value;
localStorage.setItem("yooc_answer_db", JSON.stringify(answerDatabase));
console.log("✅ 记录填空：", data.question, "=>", input.value);
}
});
}
// ======= 页面变动触发自动答题 =======
const observer = new MutationObserver(() => {
setTimeout(autoAnswer, 300);
});
observer.observe(document.body, {
childList: true,
subtree: true
});
// ======= 初始化 =======
setupClickListener();
})();