531 lines
14 KiB
JavaScript
531 lines
14 KiB
JavaScript
// ==UserScript==
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// @name 平顶山学院（青书学堂）作业答案助手
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// @namespace http://tampermonkey.net/
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// @version 2026-06-05.3
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// @description 在青书学堂作业页面展示官方答案，缺少官方答案时使用 DeepSeek 生成参考答案
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// @author JK
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// @license MIT
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// @match https://degree.qingshuxuetang.com/*/Student/*
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// @icon https://www.google.com/s2/favicons?sz=64&domain=qingshuxuetang.com
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// @grant GM_getValue
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// @grant GM_setValue
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// @grant GM_deleteValue
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// @grant GM_registerMenuCommand
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// @grant GM_xmlhttpRequest
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// @connect api.deepseek.com
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// @connect degree.qingshuxuetang.com
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// ==/UserScript==
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(function () {
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"use strict";
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const CONFIG_STORAGE_KEY = "qingshu_homework_answer_config";
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const ANSWER_CLASS = "qingshu-homework-answer";
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const STYLE_ID = "qingshu-homework-answer-style";
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const DEFAULT_CONFIG = {
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deepseekApiKey: "",
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deepseekModel: "deepseek-chat",
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deepseekApiUrl: "https://api.deepseek.com/chat/completions",
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autoShowAnswers: true,
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};
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const CONFIG = {
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...DEFAULT_CONFIG,
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...GM_getValue(CONFIG_STORAGE_KEY, {}),
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};
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const saveConfig = (patch) => {
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Object.assign(CONFIG, patch);
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GM_setValue(CONFIG_STORAGE_KEY, CONFIG);
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alert("设置已保存，刷新页面后生效");
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};
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const registerConfigMenus = () => {
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GM_registerMenuCommand("设置 DeepSeek API Key", () => {
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const input = prompt(
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"请输入 DeepSeek API Key",
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CONFIG.deepseekApiKey ? "已设置，输入新值可覆盖" : ""
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);
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if (input === null) {
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return;
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}
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const apiKey = input.trim();
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if (!apiKey) {
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alert("API Key 不能为空");
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return;
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}
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saveConfig({ deepseekApiKey: apiKey });
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});
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GM_registerMenuCommand("设置 DeepSeek 模型", () => {
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const input = prompt("请输入 DeepSeek 模型名", CONFIG.deepseekModel);
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if (input === null) {
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return;
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}
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const model = input.trim();
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if (!model) {
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alert("模型名不能为空");
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return;
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}
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saveConfig({ deepseekModel: model });
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});
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GM_registerMenuCommand("设置是否自动显示答案", () => {
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const input = prompt(
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"是否自动显示答案？输入 true 或 false",
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String(CONFIG.autoShowAnswers)
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);
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if (input === null) {
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return;
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}
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saveConfig({ autoShowAnswers: input.trim().toLowerCase() === "true" });
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});
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GM_registerMenuCommand("手动显示作业答案", () => {
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showAnswers();
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});
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GM_registerMenuCommand("恢复默认设置", () => {
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GM_deleteValue(CONFIG_STORAGE_KEY);
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Object.assign(CONFIG, DEFAULT_CONFIG);
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alert("设置已重置，刷新页面后生效");
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});
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};
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const ensureStyle = () => {
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if (document.querySelector("#" + STYLE_ID)) {
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return;
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}
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const style = document.createElement("style");
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style.id = STYLE_ID;
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style.textContent = `
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.${ANSWER_CLASS} {
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margin: 12px 0;
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padding: 12px 14px;
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border-left: 4px solid #2563eb;
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border-radius: 6px;
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background: #eff6ff;
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color: #1f2937;
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font-size: 14px;
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line-height: 1.6;
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white-space: pre-wrap;
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}
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.${ANSWER_CLASS}.official {
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border-left-color: #16a34a;
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background: #f0fdf4;
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}
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.${ANSWER_CLASS}.ai {
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border-left-color: #7c3aed;
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background: #f5f3ff;
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}
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.${ANSWER_CLASS}.error {
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border-left-color: #dc2626;
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background: #fef2f2;
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}
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.${ANSWER_CLASS} .answer-title {
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margin-bottom: 6px;
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font-weight: 700;
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}
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.${ANSWER_CLASS}.fillable {
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cursor: pointer;
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}
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.${ANSWER_CLASS}.fillable .answer-title::after {
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content: "（双击填入）";
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margin-left: 6px;
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color: #6b7280;
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font-weight: 400;
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}
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`;
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(document.head || document.documentElement).appendChild(style);
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};
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const getUrlParams = () => {
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const url = new URL(window.location.href);
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return {
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quizId: url.searchParams.get("quizId"),
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courseId: url.searchParams.get("courseId"),
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teachPlanId: url.searchParams.get("teachPlanId"),
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periodId: url.searchParams.get("periodId"),
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};
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};
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const getSchoolCode = () => {
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const [, schoolCode] = location.pathname.split("/");
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return schoolCode || "pdsu";
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};
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const waitForCondition = (getResult, timeoutMs = 30000) => {
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const result = getResult();
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if (result) {
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return Promise.resolve(result);
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}
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return new Promise((resolve) => {
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let timeoutId;
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const observer = new MutationObserver(() => {
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const result = getResult();
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if (result) {
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observer.disconnect();
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clearTimeout(timeoutId);
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resolve(result);
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}
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});
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observer.observe(document.documentElement, {
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childList: true,
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subtree: true,
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});
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timeoutId = setTimeout(() => {
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observer.disconnect();
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resolve(null);
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}, timeoutMs);
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});
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};
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const fetchQuizData = async (quizId) => {
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const timestamp = Date.now();
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const url =
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"https://degree.qingshuxuetang.com/" +
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getSchoolCode() +
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"/Student/DetailData?quizId=" +
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encodeURIComponent(quizId) +
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"&_=" +
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timestamp +
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"&_t=" +
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(timestamp + 2000);
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const response = await fetch(url, {
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method: "GET",
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headers: {
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Accept: "application/json, text/javascript, */*; q=0.01",
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"Content-Type": "application/json",
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"X-Requested-With": "XMLHttpRequest",
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},
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credentials: "include",
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});
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return response.json();
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};
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const parseDescription = (description = "") => {
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const element = document.createElement("div");
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element.innerHTML = description;
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return {
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text: element.textContent.trim(),
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imageUrls: Array.from(element.querySelectorAll("img"))
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.map((image) => image.src)
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.filter(Boolean),
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};
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};
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const htmlToText = (html = "") => {
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const element = document.createElement("div");
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element.innerHTML = html;
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return element.textContent.trim();
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};
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const parseAnswerLabels = (solution = "") => {
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const text = htmlToText(solution).toUpperCase();
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const labels = text.match(/[A-Z]/g) || [];
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return Array.from(new Set(labels));
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};
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const formatOfficialAnswer = (questionData) => {
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const solution = questionData.solution || "";
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const answerLabels = parseAnswerLabels(solution);
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if (answerLabels.length === 0 || !questionData.options?.length) {
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return htmlToText(solution) || solution;
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}
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const optionMap = new Map(
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questionData.options.map((option) => [
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String(option.label || "").trim().toUpperCase(),
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htmlToText(option.description),
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])
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);
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const matchedAnswers = answerLabels.map((label) => {
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const optionText = optionMap.get(label);
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return optionText ? label + ". " + optionText : label;
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});
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return matchedAnswers.join("\n");
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};
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const getQuestionTypeName = (typeId) => {
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if (typeId === 1) {
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return "单选题";
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}
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if (typeId === 2) {
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return "多选题";
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}
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if (typeId === 3) {
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return "简答题";
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}
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return "未知题型";
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};
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const buildQuestionPrompt = (questionData) => {
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const { text, imageUrls } = parseDescription(questionData.description);
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const options = (questionData.options || []).map(
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(option) => option.label + ". " + option.description
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);
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const typeName = getQuestionTypeName(questionData.typeId);
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return [
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"请根据题目给出参考答案。",
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"题型：" + typeName,
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"要求：选择题只输出正确选项和简要理由；简答题输出简洁答案。",
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imageUrls.length > 0
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? "注意：题目包含图片，但当前脚本暂未发送图片，请根据文字和选项作答。"
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: "",
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"",
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"题目：",
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text,
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options.length > 0 ? "\n选项：\n" + options.join("\n") : "",
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]
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.filter(Boolean)
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.join("\n");
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};
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const requestDeepSeek = (questionData) =>
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new Promise((resolve, reject) => {
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if (!CONFIG.deepseekApiKey) {
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reject(new Error("未设置 DeepSeek API Key"));
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return;
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}
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GM_xmlhttpRequest({
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method: "POST",
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url: CONFIG.deepseekApiUrl,
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headers: {
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"Content-Type": "application/json",
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Authorization: "Bearer " + CONFIG.deepseekApiKey,
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},
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data: JSON.stringify({
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model: CONFIG.deepseekModel,
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messages: [
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{
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role: "system",
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content:
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"你是作业参考答案助手。请直接给出简洁参考答案，不要输出无关寒暄。",
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},
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{
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role: "user",
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content: buildQuestionPrompt(questionData),
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},
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],
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temperature: 0.2,
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}),
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onload: (response) => {
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try {
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const data = JSON.parse(response.responseText);
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const answer = data.choices?.[0]?.message?.content;
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if (!answer) {
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reject(new Error("DeepSeek 未返回答案"));
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return;
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}
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resolve(answer);
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} catch (error) {
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reject(error);
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}
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},
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onerror: () => {
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reject(new Error("DeepSeek 请求失败"));
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},
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});
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});
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const createAnswerDisplay = (title, content, type) => {
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const answerDisplay = document.createElement("div");
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answerDisplay.className = ANSWER_CLASS + " " + type;
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const titleElement = document.createElement("div");
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titleElement.className = "answer-title";
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titleElement.textContent = title;
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const contentElement = document.createElement("div");
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contentElement.textContent = content;
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answerDisplay.appendChild(titleElement);
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answerDisplay.appendChild(contentElement);
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return answerDisplay;
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};
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const findEssayEditor = (questionElement) =>
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questionElement.querySelector(
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".cke_wysiwyg_div[contenteditable='true'], [contenteditable='true'][role='textbox']"
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);
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const triggerEditorEvents = (editor) => {
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["input", "keyup", "change", "blur"].forEach((eventName) => {
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editor.dispatchEvent(
|
||
new Event(eventName, {
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bubbles: true,
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cancelable: true,
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})
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);
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});
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};
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const fillEssayAnswer = (questionElement, answerText) => {
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const editor = findEssayEditor(questionElement);
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if (!editor) {
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alert("未找到简答题输入框");
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return;
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}
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editor.focus();
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editor.innerHTML = "";
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answerText.split(/\n+/).filter(Boolean).forEach((line) => {
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const paragraph = document.createElement("p");
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paragraph.textContent = line;
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editor.appendChild(paragraph);
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});
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triggerEditorEvents(editor);
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};
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const enableEssayFill = (answerDisplay, questionElement, answerText) => {
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answerDisplay.classList.add("fillable");
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answerDisplay.title = "双击将答案填入简答题输入框";
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answerDisplay.addEventListener("dblclick", () => {
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fillEssayAnswer(questionElement, answerText);
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});
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||
};
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const findQuestionElement = (questionId) =>
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document.querySelector('[id="' + questionId + '"]');
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const showAnswers = async () => {
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ensureStyle();
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document.querySelectorAll("." + ANSWER_CLASS).forEach((item) => item.remove());
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const { quizId } = getUrlParams();
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if (!quizId) {
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alert("当前页面没有 quizId，暂时无法获取作业数据");
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return;
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}
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try {
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const data = await fetchQuizData(quizId);
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const questions = data?.data?.paperDetail?.questions || [];
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if (questions.length === 0) {
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alert("未获取到题目数据，请确认当前页面是否为作业页面");
|
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return;
|
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}
|
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await waitForCondition(
|
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() => questions.some((question) => findQuestionElement(question.questionId)),
|
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30000
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);
|
||
|
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for (const questionData of questions) {
|
||
const questionElement = findQuestionElement(questionData.questionId);
|
||
|
||
if (!questionElement) {
|
||
continue;
|
||
}
|
||
|
||
if (questionData.solution) {
|
||
const officialAnswer = formatOfficialAnswer(questionData);
|
||
const answerDisplay = createAnswerDisplay(
|
||
"官方答案",
|
||
officialAnswer,
|
||
"official"
|
||
);
|
||
|
||
if (questionData.typeId === 3) {
|
||
enableEssayFill(answerDisplay, questionElement, officialAnswer);
|
||
}
|
||
|
||
questionElement.appendChild(
|
||
answerDisplay
|
||
);
|
||
continue;
|
||
}
|
||
|
||
if (questionData.userAnswer) {
|
||
questionElement.appendChild(
|
||
createAnswerDisplay("已作答", "当前题目已作答，未调用 AI。", "official")
|
||
);
|
||
continue;
|
||
}
|
||
|
||
const loadingDisplay = createAnswerDisplay(
|
||
"AI 参考答案",
|
||
"正在请求 DeepSeek...",
|
||
"ai"
|
||
);
|
||
questionElement.appendChild(loadingDisplay);
|
||
|
||
try {
|
||
const aiAnswer = await requestDeepSeek(questionData);
|
||
loadingDisplay.querySelector(".answer-title").textContent =
|
||
"DeepSeek 参考答案";
|
||
loadingDisplay.querySelector("div:last-child").textContent = aiAnswer;
|
||
|
||
if (questionData.typeId === 3) {
|
||
enableEssayFill(loadingDisplay, questionElement, aiAnswer);
|
||
}
|
||
} catch (error) {
|
||
loadingDisplay.className = ANSWER_CLASS + " error";
|
||
loadingDisplay.querySelector(".answer-title").textContent = "获取失败";
|
||
loadingDisplay.querySelector("div:last-child").textContent =
|
||
error.message || "DeepSeek 请求失败";
|
||
}
|
||
}
|
||
} catch (error) {
|
||
console.error("显示答案失败：", error);
|
||
alert("显示答案失败，请查看控制台日志");
|
||
}
|
||
};
|
||
|
||
registerConfigMenus();
|
||
|
||
window.addEventListener("load", () => {
|
||
const { quizId } = getUrlParams();
|
||
|
||
if (CONFIG.autoShowAnswers && quizId) {
|
||
showAnswers();
|
||
}
|
||
});
|
||
})();
|