suanyuit-cyber
1461 lines
92 KiB
JavaScript
1461 lines
92 KiB
JavaScript
// ==UserScript==
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// @name 华谊题库助手 · CSV导出与划词检索
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// @namespace local.huayi.question-bank
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// @version 1.1.0
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// @description 按题库采集与同名CSV导出，支持多题库批量导入、文字搜索、划词查答案、选择复制与隐藏面板。
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// @match https://www.shhuayi-elearning.cn/*
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// @match https://shhuayi-elearning.cn/*
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// @run-at document-start
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// @noframes
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// @grant unsafeWindow
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// @grant GM_getValue
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// @grant GM_setValue
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// @grant GM_registerMenuCommand
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// @grant GM_addValueChangeListener
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// ==/UserScript==
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(function () {
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'use strict';
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// ---- src/core.js ----
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/* Pure question-bank operations. No page access or network requests. */
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const QBCore = (() => {
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'use strict';
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const TYPES = new Set(['single', 'multiple', 'judge', 'unknown']);
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const STATUSES = new Set(['confirmed', 'missing', 'conflict']);
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const TYPE_NAMES = { single: '单选题', multiple: '多选题', judge: '判断题', unknown: '未知' };
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const STATUS_NAMES = { confirmed: '已确认', missing: '待补', conflict: '冲突' };
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const own = (value, key) => Object.prototype.hasOwnProperty.call(value, key);
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const text = (value) => value == null ? '' : String(value);
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const unique = (values) => [...new Set(values)];
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const clean = (value) => text(value).replace(/\u00a0/g, ' ').trim();
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// Do not use NFKC: it changes superscripts, units and some mathematical symbols.
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const normalized = (value) => clean(value).replace(/\s+/gu, '');
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const normalizedStem = (value) => normalized(clean(value).replace(/^(?:第\s*\d+\s*题[\s、.．:：]*|\d+\s*[、．]\s*|\d+\.\s+)/u, ''));
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const sorted = (values) => [...values].sort();
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const sameArray = (a, b) => JSON.stringify(sorted(a)) === JSON.stringify(sorted(b));
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function idText(value, name) {
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if (typeof value === 'number' && !Number.isSafeInteger(value)) throw new Error(`${name} 是不安全的数字，请以字符串提供`);
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if (value != null && !['string', 'number'].includes(typeof value)) throw new Error(`${name} 必须是字符串`);
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return clean(value);
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}
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function stringArray(value, name) {
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if (value == null) return [];
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if (!Array.isArray(value) || value.some((item) => typeof item !== 'string' && typeof item !== 'number')) {
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throw new Error(`${name} 必须是字符串数组`);
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}
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return unique(value.map((item) => idText(item, name)).filter(Boolean));
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}
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function judgeText(value) {
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const result = clean(value);
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if (/^(正确|对|是|√|true)$/i.test(result)) return '正确';
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if (/^(错误|错|否|×|false)$/i.test(result)) return '错误';
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return result;
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}
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const answerText = (value, type) => type === 'judge' ? judgeText(value) : clean(value);
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const comparableAnswer = (value, type) => normalized(answerText(value, type));
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const optionContents = (record) => record.options.map((option) => comparableAnswer(option.text, record.type));
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const sameContent = (a, b) => normalizedStem(a.stem) === normalizedStem(b.stem) &&
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(a.type === b.type || a.type === 'unknown' || b.type === 'unknown') && sameArray(optionContents(a), optionContents(b));
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function sourceInfo(value) {
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const source = value && typeof value === 'object' && !Array.isArray(value) ? value : {};
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return { kind: clean(source.kind) || 'unknown', url: clean(source.url), observedAt: clean(source.observedAt) || new Date().toISOString() };
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}
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function recordKey(record) {
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const bank = record.bankId || record.bankName;
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if (record.questionId) return `id:${JSON.stringify([bank, record.questionId])}`;
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// Keep the complete signature, rather than a short hash whose collisions could merge answers.
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return `fp:${JSON.stringify([bank, record.type, normalizedStem(record.stem), sorted(optionContents(record))])}`;
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}
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function normalizeRecord(input) {
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if (!input || typeof input !== 'object' || Array.isArray(input)) throw new Error('题目记录必须是对象');
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if (typeof input.stem !== 'string' || !input.stem.trim()) throw new Error('题干不能为空');
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const type = input.type == null ? 'unknown' : input.type;
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if (!TYPES.has(type)) throw new Error(`不支持的题型：${text(type)}`);
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if (input.answerStatus != null && !STATUSES.has(input.answerStatus)) throw new Error(`无效答案状态：${text(input.answerStatus)}`);
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if (input.options != null && !Array.isArray(input.options)) throw new Error('选项必须是数组');
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const options = (input.options || []).map((option, index) => {
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if (typeof option === 'string') option = { text: option };
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if (!option || typeof option !== 'object' || typeof option.text !== 'string' || !option.text.trim()) throw new Error('选项内容不能为空');
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return { id: idText(option.id, '选项ID'), text: clean(option.text), label: clean(option.label) || (index < 26 ? String.fromCharCode(65 + index) : String(index + 1)) };
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});
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const correctOptionIds = stringArray(input.correctOptionIds, '正确选项ID');
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let answerTexts = stringArray(input.answerTexts, '正确答案内容').map((value) => answerText(value, type));
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answerTexts = unique(answerTexts);
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let answerStatus = input.answerStatus || (correctOptionIds.length || answerTexts.length ? 'confirmed' : 'missing');
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const conflicts = Array.isArray(input.conflicts) ? input.conflicts.filter((item) => item && typeof item === 'object').map((item) => JSON.parse(JSON.stringify(item))) : [];
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let inconsistency = '';
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const derivedTexts = [];
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if (correctOptionIds.length && options.length) {
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for (const id of correctOptionIds) {
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const matches = options.filter((option) => option.id === id);
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if (matches.length !== 1) inconsistency = '正确选项ID无法唯一对应已保存选项';
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else derivedTexts.push(answerText(matches[0].text, type));
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}
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if (!inconsistency && answerTexts.length && !sameArray(answerTexts.map((value) => comparableAnswer(value, type)), derivedTexts.map((value) => comparableAnswer(value, type)))) {
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inconsistency = '正确选项ID与正确答案内容不一致';
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}
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if (!answerTexts.length && !inconsistency) answerTexts = unique(derivedTexts);
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}
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if (['single', 'judge'].includes(type) && (answerTexts.length > 1 || correctOptionIds.length > 1)) inconsistency = '单选或判断题存在多个正确答案';
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if (options.length && ['single', 'multiple', 'judge'].includes(type) && answerTexts.some((answer) => !options.some((option) => comparableAnswer(option.text, type) === comparableAnswer(answer, type)))) {
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inconsistency = '正确答案内容不属于已保存选项';
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}
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if (answerStatus === 'confirmed' && !answerTexts.length && !correctOptionIds.length) answerStatus = 'missing';
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if (answerStatus !== 'missing' && inconsistency) {
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answerStatus = 'conflict';
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if (!conflicts.some((item) => item.reason === inconsistency)) conflicts.push({ reason: inconsistency, answerTexts: [...answerTexts], correctOptionIds: [...correctOptionIds] });
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}
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// Explicitly missing data must never carry an apparently confirmed answer forward.
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if (answerStatus === 'missing') answerTexts = [];
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const source = sourceInfo(input.source);
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const record = {
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bankId: idText(input.bankId, '题库ID'), bankName: clean(input.bankName) || '未命名题库',
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questionId: idText(input.questionId, '题目ID'), type, stem: clean(input.stem), options,
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correctOptionIds: answerStatus === 'missing' ? [] : correctOptionIds, answerTexts, answerStatus,
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explanation: clean(input.explanation), source, updatedAt: clean(input.updatedAt) || source.observedAt, conflicts,
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};
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if (input.answerSource || answerStatus === 'confirmed') record.answerSource = sourceInfo(input.answerSource || source);
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record.key = recordKey(record);
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return record;
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}
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function answerSignature(record) {
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if (record.answerTexts.length) return JSON.stringify(sorted(record.answerTexts.map((value) => comparableAnswer(value, record.type))));
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return JSON.stringify(sorted(record.correctOptionIds.map((value) => `id:${value}`)));
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}
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function conflictSnapshot(record, reason) {
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return { reason, stem: record.stem, options: record.options.map((option) => ({ ...option })), answerTexts: [...record.answerTexts], correctOptionIds: [...record.correctOptionIds], source: record.answerSource || record.source };
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}
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function distinctConflicts(conflicts) {
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const byContent = new Map();
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for (const item of conflicts) {
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const key = JSON.stringify([item.reason, item.stem, item.options, item.answerTexts, item.correctOptionIds]);
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if (!byContent.has(key)) byContent.set(key, item);
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}
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return [...byContent.values()].slice(-40);
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}
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function mergeRecord(existing, incoming) {
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const oldRecord = normalizeRecord(existing);
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const newRecord = normalizeRecord(incoming);
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if (oldRecord.key !== newRecord.key) throw new Error('不能合并不同题目的记录');
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const contentMatches = sameContent(oldRecord, newRecord);
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const explanation = newRecord.explanation || oldRecord.explanation;
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const base = { ...newRecord, explanation };
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const conflicts = [...oldRecord.conflicts, ...newRecord.conflicts];
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const conflictAlready = oldRecord.answerStatus === 'conflict' || newRecord.answerStatus === 'conflict';
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const answersDiffer = oldRecord.answerStatus === 'confirmed' && newRecord.answerStatus === 'confirmed' && answerSignature(oldRecord) !== answerSignature(newRecord);
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const contentChanged = !contentMatches && oldRecord.answerStatus !== 'missing';
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if (conflictAlready || answersDiffer || contentChanged) {
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const reason = contentChanged ? '同一题目ID的题干或选项发生变化' : '同一题目出现不同或不一致的标准答案';
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if (oldRecord.answerStatus !== 'missing') conflicts.push(conflictSnapshot(oldRecord, reason));
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if (newRecord.answerStatus !== 'missing') conflicts.push(conflictSnapshot(newRecord, reason));
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const answerRecord = newRecord.answerStatus !== 'missing' ? newRecord : oldRecord;
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return normalizeRecord({ ...base, answerTexts: answerRecord.answerTexts, correctOptionIds: answerRecord.correctOptionIds,
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answerSource: answerRecord.answerSource || answerRecord.source, answerStatus: 'conflict',
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conflicts: distinctConflicts(conflicts) });
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}
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if (newRecord.answerStatus === 'missing' && oldRecord.answerStatus === 'confirmed') {
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// The incoming DOM may use different IDs/order. Keep the original answer's own options and IDs together.
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return normalizeRecord({ ...oldRecord, bankName: newRecord.bankName || oldRecord.bankName, explanation,
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updatedAt: newRecord.updatedAt, source: newRecord.source, answerSource: oldRecord.answerSource || oldRecord.source });
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}
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return normalizeRecord({ ...base, conflicts });
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}
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function upsert(recordsArray, incomingRecords) {
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if (!Array.isArray(recordsArray) || !Array.isArray(incomingRecords)) throw new Error('题库必须是数组');
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const records = new Map();
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const lastSeen = new Map();
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for (const [index, item] of [...recordsArray, ...incomingRecords].entries()) {
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const record = normalizeRecord(item);
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records.set(record.key, records.has(record.key) ? mergeRecord(records.get(record.key), record) : record);
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lastSeen.set(record.key, index);
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}
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// The saved DOM has no stable question ID. Upgrade it only when the complete
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// content and bank identify one unique server record in both directions.
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const anonymous = [...records.values()].filter((record) => !record.questionId);
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const identified = [...records.values()].filter((record) => record.questionId);
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const sameBank = (a, b) => {
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if (a.bankId && b.bankId) return a.bankId === b.bankId;
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if (!a.bankName || !b.bankName || a.bankName === '未命名题库' || b.bankName === '未命名题库') return false;
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return normalized(a.bankName) === normalized(b.bankName);
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};
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const possiblePair = (a, b) => a.options.length > 0 && b.options.length > 0 && a.type === b.type && sameBank(a, b) && sameContent(a, b);
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const candidates = new Map(anonymous.map((record) => [record.key, identified.filter((other) => possiblePair(record, other))]));
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for (const record of anonymous) {
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const matches = candidates.get(record.key);
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if (matches.length !== 1) continue;
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const target = matches[0];
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if (anonymous.filter((other) => candidates.get(other.key).some((candidate) => candidate.key === target.key)).length !== 1) continue;
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const promoted = normalizeRecord({ ...record, bankId: target.bankId, bankName: target.bankName, questionId: target.questionId });
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const currentTarget = records.get(target.key);
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const merged = lastSeen.get(record.key) < lastSeen.get(target.key) ? mergeRecord(promoted, currentTarget) : mergeRecord(currentTarget, promoted);
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records.set(target.key, merged);
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records.delete(record.key);
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}
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return [...records.values()];
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}
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function bigrams(value) {
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const chars = Array.from(value);
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if (chars.length < 2) return new Set(chars);
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return new Set(chars.slice(0, -1).map((char, index) => char + chars[index + 1]));
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}
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function search(records, query, { limit = 8, field = 'all', offset = 0 } = {}) {
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const queryText = clean(query).replace(/^(?:第\s*\d+\s*题[\s、.．:：]*|\d+\s*[、．]\s*|\d+\.\s+)/u, '');
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const needle = normalized(queryText);
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if (needle.length < 2) return [];
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const selectedField = ['all', 'stem', 'options', 'answer'].includes(field) ? field : 'all';
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const terms = unique(queryText.split(/\s+/u).map(normalized).filter(Boolean));
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const queryGrams = bigrams(needle);
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const result = [];
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for (const record of records) {
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const haystack = normalizedStem(record.stem);
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// Each option/answer stays a separate searchable segment. Joining option A
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// and option B would create phrases that never existed in either option.
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const fields = {
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stem: [haystack],
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options: (record.options || []).map((option) => normalized(option.text)),
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answer: record.answerStatus === 'confirmed' ? (record.answerTexts || []).map(normalized) : [],
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};
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const allowed = selectedField === 'all' ? ['stem', 'options', 'answer'] : [selectedField];
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let match, score = 0, matchedField;
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const prefer = (candidateField, candidateScore, candidateMatch = 'partial') => {
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if (candidateScore > score) { matchedField = candidateField; score = candidateScore; match = candidateMatch; }
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};
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if (allowed.includes('stem')) {
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if (haystack === needle) prefer('stem', 1, 'exact');
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else if (haystack.includes(needle)) prefer('stem', 0.86 + 0.08 * needle.length / haystack.length);
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}
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for (const candidateField of ['options', 'answer']) {
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if (!allowed.includes(candidateField)) continue;
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const matching = fields[candidateField].filter((segment) => segment.includes(needle));
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if (matching.length) {
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const coverage = Math.max(...matching.map((segment) => needle.length / segment.length));
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prefer(candidateField, (candidateField === 'options' ? 0.72 : 0.60) + 0.06 * coverage);
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}
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}
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if (terms.length > 1) {
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const allIn = (names) => terms.every((term) => names.some((name) => fields[name].some((segment) => segment.includes(term))));
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if (allIn(allowed)) {
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if (allowed.includes('stem') && allIn(['stem'])) prefer('stem', 0.82);
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else if (allowed.includes('options') && allIn(['options'])) prefer('options', 0.70);
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else if (allowed.includes('answer') && allIn(['answer'])) prefer('answer', 0.58);
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else {
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// Cross-field AND is available only with the explicit all-fields scope.
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const firstField = allowed.find((name) => terms.some((term) => fields[name].some((segment) => segment.includes(term))));
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prefer(firstField, firstField === 'stem' ? 0.80 : firstField === 'options' ? 0.68 : 0.56);
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}
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}
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}
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if (!match && allowed.includes('stem') && needle.length >= 4 && terms.length === 1) {
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const grams = bigrams(haystack);
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const intersection = [...queryGrams].filter((gram) => grams.has(gram)).length;
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const similarity = 2 * intersection / (queryGrams.size + grams.size || 1);
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if (similarity >= 0.45) prefer('stem', similarity * 0.50, 'similar');
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}
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if (match) result.push({ record, match, score, matchedField });
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}
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const stableKey = (record) => JSON.stringify([record.bankId || '', record.bankName || '', record.questionId || '', record.key || '']);
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result.sort((a, b) => b.score - a.score || a.record.stem.localeCompare(b.record.stem, 'zh-CN') || stableKey(a.record).localeCompare(stableKey(b.record), 'zh-CN'));
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const start = Math.max(0, Math.floor(Number(offset) || 0));
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const count = Math.max(0, Math.min(100, Math.floor(Number(limit) || 0)));
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return result.slice(start, start + count);
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}
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function mapAnswers(recordInput, currentInput) {
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let record, current;
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try { record = normalizeRecord(recordInput); current = normalizeRecord(currentInput); }
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catch (_) { return { status: 'unmapped', labels: [], answerTexts: [] }; }
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const answerTexts = [...record.answerTexts];
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const result = (status, labels = []) => ({ status, labels, answerTexts });
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if (record.answerStatus === 'conflict') return result('ambiguous');
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if (record.answerStatus !== 'confirmed' || !answerTexts.length) return result('unmapped');
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if (normalizedStem(record.stem) !== normalizedStem(current.stem) ||
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(record.type !== 'unknown' && current.type !== 'unknown' && record.type !== current.type)) return result('unmapped');
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if (record.options.length && !sameArray(optionContents(record), current.options.map((option) => comparableAnswer(option.text, record.type)))) return result('unmapped');
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const labels = [];
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for (const value of answerTexts) {
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const expected = comparableAnswer(value, record.type);
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const candidates = current.options.filter((option) => comparableAnswer(option.text, record.type) === expected);
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if (candidates.length > 1) return result('ambiguous');
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if (!candidates.length) return result('unmapped');
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const originalCorrect = record.options.filter((option) => record.correctOptionIds.includes(option.id) && comparableAnswer(option.text, record.type) === expected);
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for (const original of originalCorrect) {
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const idCandidates = original.id ? current.options.filter((option) => option.id === original.id) : [];
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if (idCandidates.length > 1) return result('ambiguous');
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if (idCandidates.length === 1 && comparableAnswer(idCandidates[0].text, record.type) !== expected) return result('unmapped');
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}
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labels.push(candidates[0].label);
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}
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if (unique(labels).length !== labels.length) return result('ambiguous');
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return result('matched', labels);
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}
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function csvSafe(value) {
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const result = text(value);
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// CSV quoting alone does not stop spreadsheet formula evaluation or long-ID rounding.
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return /^(?:\s*[=+\-@]|[\t\r]|\d{16,}$)/u.test(result) ? `'${result}` : result;
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}
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function csvRestore(value) {
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return value.startsWith("'") && csvSafe(value.slice(1)) === value ? value.slice(1) : value;
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}
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function csvCell(value) { return `"${csvSafe(value).replace(/"/g, '""')}"`; }
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function toCSV(records) {
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const canonical = records.map(normalizeRecord);
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const optionCount = Math.max(0, ...canonical.map((record) => record.options.length));
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const optionNames = Array.from({ length: optionCount }, (_, index) => `选项${index < 26 ? String.fromCharCode(65 + index) : index + 1}`);
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const headers = ['来源题库', '题库ID', '题目ID', '题型', '题干', ...optionNames, '正确答案内容', '采集时答案字母', '解析', '答案状态', '答案来源', '采集时间', '完整记录JSON'];
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const rows = [headers];
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for (const record of canonical) {
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const mapped = mapAnswers(record, record);
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rows.push([record.bankName, record.bankId, record.questionId, TYPE_NAMES[record.type], record.stem,
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...Array.from({ length: optionCount }, (_, index) => record.options[index]?.text || ''),
|
||
record.answerTexts.join('\n'), mapped.status === 'matched' ? mapped.labels.join(',') : '', record.explanation,
|
||
STATUS_NAMES[record.answerStatus], record.answerSource?.kind || record.source.kind, record.answerSource?.observedAt || record.source.observedAt, JSON.stringify(record)]);
|
||
}
|
||
return '\uFEFF' + rows.map((row) => row.map(csvCell).join(',')).join('\r\n') + '\r\n';
|
||
}
|
||
|
||
function parseCSV(input) {
|
||
if (typeof input !== 'string') throw new Error('CSV内容必须是文字');
|
||
const value = input.replace(/^\uFEFF/, '');
|
||
const rows = [];
|
||
let row = [], cell = '', quoted = false, closed = false;
|
||
const finishCell = () => { row.push(cell); cell = ''; closed = false; };
|
||
const finishRow = () => { finishCell(); if (row.some((item) => item !== '')) rows.push(row); row = []; };
|
||
for (let index = 0; index < value.length; index += 1) {
|
||
const char = value[index];
|
||
if (quoted) {
|
||
if (char === '"') {
|
||
if (value[index + 1] === '"') { cell += '"'; index += 1; }
|
||
else { quoted = false; closed = true; }
|
||
} else cell += char;
|
||
} else if (char === ',') finishCell();
|
||
else if (char === '\n' || char === '\r') { finishRow(); if (char === '\r' && value[index + 1] === '\n') index += 1; }
|
||
else if (char === '"') {
|
||
if (cell || closed) throw new Error('CSV引号位置错误');
|
||
quoted = true;
|
||
} else {
|
||
if (closed) throw new Error('CSV引号后包含非法字符');
|
||
cell += char;
|
||
}
|
||
}
|
||
if (quoted) throw new Error('CSV存在未闭合引号');
|
||
if (cell || row.length || closed) finishRow();
|
||
return rows;
|
||
}
|
||
|
||
function importedArray(value, type, options) {
|
||
const trimmed = clean(value);
|
||
if (!trimmed) return [];
|
||
if (trimmed.startsWith('[')) {
|
||
let result;
|
||
try { result = JSON.parse(trimmed); } catch (_) { throw new Error('正确答案内容JSON格式错误'); }
|
||
return stringArray(result, '正确答案内容');
|
||
}
|
||
if (type !== 'multiple' || options.some((option) => comparableAnswer(option.text, type) === comparableAnswer(trimmed, type))) return [trimmed];
|
||
const answers = trimmed.split(/\r?\n/).map(clean).filter(Boolean);
|
||
if (answers.some((answer) => !options.some((option) => comparableAnswer(option.text, type) === comparableAnswer(answer, type)))) throw new Error('多选答案请使用JSON数组，或每行填写一个完整选项内容');
|
||
return answers;
|
||
}
|
||
|
||
function fromCSV(value) {
|
||
const rows = parseCSV(value);
|
||
if (!rows.length) throw new Error('CSV为空');
|
||
const headers = rows.shift().map((item) => clean(csvRestore(item)));
|
||
if (unique(headers).length !== headers.length) throw new Error('CSV存在重复列名');
|
||
if (!headers.includes('完整记录JSON') && (!headers.includes('题干') || !headers.includes('题型'))) throw new Error('CSV需要“题干、题型”列或“完整记录JSON”列');
|
||
const typeAliases = { ...Object.fromEntries(Object.entries(TYPE_NAMES).map(([key, name]) => [name, key])), 单选: 'single', 多选: 'multiple', 判断: 'judge', single: 'single', multiple: 'multiple', judge: 'judge', unknown: 'unknown' };
|
||
const statusAliases = { ...Object.fromEntries(Object.entries(STATUS_NAMES).map(([key, name]) => [name, key])), confirmed: 'confirmed', missing: 'missing', conflict: 'conflict', 无答案: 'missing', 待核验: 'missing' };
|
||
const records = [];
|
||
for (let index = 0; index < rows.length; index += 1) {
|
||
const cells = rows[index];
|
||
try {
|
||
if (cells.length !== headers.length) throw new Error(`列数应为${headers.length}，实际为${cells.length}`);
|
||
const row = Object.fromEntries(headers.map((header, column) => [header, csvRestore(cells[column])]));
|
||
if (clean(row['完整记录JSON'])) {
|
||
let raw;
|
||
try { raw = JSON.parse(row['完整记录JSON']); } catch (_) { throw new Error('完整记录JSON格式错误'); }
|
||
records.push(normalizeRecord(raw));
|
||
continue;
|
||
}
|
||
const type = typeAliases[clean(row['题型'])];
|
||
if (!type) throw new Error('题型必须为单选题、多选题、判断题或未知');
|
||
const options = headers.filter((header) => /^选项(?:[A-Z]+|\d+)$/u.test(header) && clean(row[header])).map((header) => ({ id: '', label: header.slice(2), text: row[header] }));
|
||
const answers = importedArray(row['正确答案内容'], type, options);
|
||
const statusText = clean(row['答案状态']);
|
||
if (statusText && !own(statusAliases, statusText)) throw new Error('无效答案状态');
|
||
const answerStatus = statusText ? statusAliases[statusText] : answers.length ? 'confirmed' : 'missing';
|
||
const record = normalizeRecord({ bankId: row['题库ID'], bankName: row['来源题库'], questionId: row['题目ID'], type,
|
||
stem: row['题干'], options, answerTexts: answers, answerStatus, explanation: row['解析'],
|
||
source: { kind: clean(row['答案来源']) || 'csv-import', observedAt: row['采集时间'] } });
|
||
if (record.answerStatus === 'confirmed' && record.options.length && mapAnswers(record, record).status !== 'matched') throw new Error('正确答案内容不能唯一对应选项');
|
||
records.push(record);
|
||
} catch (error) { throw new Error(`CSV第${index + 2}行：${error.message}`); }
|
||
}
|
||
return records;
|
||
}
|
||
|
||
return { normalizeRecord, mergeRecord, upsert, search, mapAnswers, toCSV, fromCSV };
|
||
})();
|
||
|
||
if (typeof module !== 'undefined' && module.exports) module.exports = QBCore;
|
||
|
||
|
||
// ---- src/adapter.js ----
|
||
/* Site adapter: observe existing practice responses; never submit or alter answers. */
|
||
const QBAdapter = (() => {
|
||
'use strict';
|
||
const TYPES = { 0: 'single', 1: 'multiple', 2: 'judge' };
|
||
const ROOT_SELECTOR = '.yxtulcdsdk-pc-marking-main';
|
||
const MAX_RESPONSE = 8 * 1024 * 1024;
|
||
const has = (obj, key) => Object.prototype.hasOwnProperty.call(obj, key);
|
||
const text = value => String(value == null ? '' : value)
|
||
.replace(/<(script|style)\b[^>]*>[\s\S]*?<\/\1\s*>/gi, '')
|
||
.replace(/<br\s*\/?\s*>/gi, '\n').replace(/<\/?[a-z][^>]*>/gi, '')
|
||
.replace(/&#(x[0-9a-f]+|\d+);/gi, (_, n) => {
|
||
const code = n[0].toLowerCase() === 'x' ? parseInt(n.slice(1), 16) : Number(n);
|
||
return code > 0 && code <= 0x10ffff ? String.fromCodePoint(code) : '';
|
||
}).replace(/&(nbsp|lt|gt|amp|quot|apos);/g, (_, name) =>
|
||
({ nbsp: ' ', lt: '<', gt: '>', amp: '&', quot: '"', apos: "'" })[name])
|
||
.replace(/\u00a0/g, ' ').trim();
|
||
const flat = value => text(value).replace(/\s+/g, '');
|
||
const idString = value => typeof value === 'string' || Number.isSafeInteger(value) ? String(value) : '';
|
||
const signature = q => [q.type, flat(q.stem), (q.options || []).map(o => flat(o.text)).sort().join('\u001f')].join('\u001e');
|
||
const labelFor = index => String.fromCharCode(65 + index);
|
||
|
||
function standardAnswer(node, type, options, context) {
|
||
const result = node.resultInfo && typeof node.resultInfo === 'object' ? node.resultInfo : null;
|
||
const answerNode = result || node;
|
||
if (answerNode.allowViewSingleQuesAnswer === false || answerNode.allowViewSingleQuesAnswer === 0) {
|
||
return { correctOptionIds: [], answerTexts: [], answerStatus: 'missing' };
|
||
}
|
||
if (type === 'judge') {
|
||
const raw = answerNode.judgeAnswer;
|
||
if (raw === 0 || raw === '0' || raw === 1 || raw === '1') {
|
||
const value = String(raw);
|
||
return { correctOptionIds: [value], answerTexts: [value === '1' ? '正确' : '错误'], answerStatus: 'confirmed' };
|
||
}
|
||
} else {
|
||
let ids = [];
|
||
if (Array.isArray(node.correctAnswers)) ids = node.correctAnswers.map(idString).filter(Boolean);
|
||
else if (result && Array.isArray(result.answers)) ids = result.answers.map(idString).filter(Boolean);
|
||
else if (context.answerResponse && Array.isArray(node.answers)) ids = node.answers.map(idString).filter(Boolean);
|
||
else if (Array.isArray(node.choiceItems)) ids = node.choiceItems.filter(o => o.answer === 1).map(o => idString(o.id));
|
||
ids = [...new Set(ids)].filter(Boolean);
|
||
const resolved = ids.map(id => options.filter(o => o.id === id));
|
||
if (ids.length && resolved.every(matches => matches.length === 1) && (type !== 'single' || ids.length === 1)) {
|
||
return { correctOptionIds: ids, answerTexts: resolved.map(matches => matches[0].text), answerStatus: 'confirmed' };
|
||
}
|
||
}
|
||
return { correctOptionIds: [], answerTexts: [], answerStatus: 'missing' };
|
||
}
|
||
|
||
function knownById(context, id) {
|
||
if (!id || !context.knownQuestions) return null;
|
||
const values = context.knownQuestions instanceof Map ? [...context.knownQuestions.values()] : context.knownQuestions;
|
||
if (!Array.isArray(values)) return null;
|
||
const matches = values.filter(q => q.questionId === id && (!context.bankId || !q.bankId || q.bankId === context.bankId));
|
||
return matches.length === 1 ? matches[0] : null;
|
||
}
|
||
|
||
function recordFromNode(node, context) {
|
||
const rawType = has(node, 'quesType') ? node.quesType : node.type;
|
||
let type = TYPES[rawType];
|
||
const id = idString(node.quesId || node.questionId || node.id || context.questionId);
|
||
const previous = knownById(context, id);
|
||
if (!type && previous) type = previous.type;
|
||
if (!type) return null;
|
||
let stem = text(node.content);
|
||
if (!stem && previous) stem = previous.stem;
|
||
if (!stem || stem.length > 100000) return null;
|
||
// Do not treat an arbitrary content/type business object as a question.
|
||
if (!previous && !has(node, 'quesType') && !Array.isArray(node.choiceItems) && !has(node, 'judgeAnswer')) return null;
|
||
let options;
|
||
if (type === 'judge') {
|
||
options = [{ id: '1', text: '正确', label: '正确' }, { id: '0', text: '错误', label: '错误' }];
|
||
} else if (Array.isArray(node.choiceItems)) {
|
||
if (node.choiceItems.some(option => !option || typeof option !== 'object')) return null;
|
||
options = node.choiceItems.slice(0, 100).map((option, index) => ({
|
||
id: idString(option.id), text: text(option.content), label: labelFor(index)
|
||
}));
|
||
if (options.length < 2 || options.some(o => !o.text)) return null;
|
||
} else if (previous) options = previous.options.map(o => ({ ...o }));
|
||
else return null;
|
||
const answers = standardAnswer(node, type, options, context);
|
||
return {
|
||
bankId: idString(node.praId || context.bankId || (previous && previous.bankId)),
|
||
bankName: text(context.bankName || (previous && previous.bankName)), questionId: id,
|
||
type, stem, options, ...answers,
|
||
explanation: text((node.resultInfo && node.resultInfo.explainText) || node.explainText),
|
||
source: { kind: context.kind || 'network', url: String(context.url || ''), observedAt: context.observedAt || new Date().toISOString() }
|
||
};
|
||
}
|
||
|
||
function extractQuestions(payload, context = {}) {
|
||
const output = [];
|
||
const visited = new WeakSet();
|
||
let count = 0;
|
||
const childKeys = ['data', 'result', 'listQues', 'questionList', 'questions', 'subQuesList', 'list', 'items'];
|
||
function visit(node, inherited, depth) {
|
||
if (!node || typeof node !== 'object' || depth > 12 || ++count > 16000 || visited.has(node)) return;
|
||
visited.add(node);
|
||
if (Array.isArray(node)) {
|
||
const arrayContext = inherited.answerResponse && node.length !== 1 ? { ...inherited, questionId: '' } : inherited;
|
||
for (const item of node.slice(0, 10000)) visit(item, arrayContext, depth + 1);
|
||
return;
|
||
}
|
||
const next = { ...inherited, bankId: idString(node.praId || inherited.bankId), bankName: text(node.praName || inherited.bankName) };
|
||
const candidate = recordFromNode(node, next);
|
||
if (candidate) output.push(candidate);
|
||
for (const key of childKeys) if (has(node, key)) visit(node[key], next, depth + 1);
|
||
}
|
||
visit(payload, context, 0);
|
||
const unique = new Map();
|
||
for (const q of output) {
|
||
const key = `${q.bankId}\u001f${q.questionId || signature(q)}`;
|
||
const old = unique.get(key);
|
||
if (!old || (old.answerStatus === 'missing' && q.answerStatus === 'confirmed')) unique.set(key, q);
|
||
}
|
||
return [...unique.values()];
|
||
}
|
||
|
||
function classifyURL(value, base) {
|
||
try {
|
||
const url = new URL(value, base);
|
||
const host = url.hostname;
|
||
const allowed = host === 'www.shhuayi-elearning.cn' || host === 'shhuayi-elearning.cn' ||
|
||
/(^|\.)(yunxuetang\.cn|yxt\.com)$/.test(host) || url.origin === new URL(base).origin;
|
||
if (!allowed) return null;
|
||
const path = url.pathname;
|
||
const list = /\/(?:upm\/(?:wrong\/)?start|pra\/[^/]+\/questions)\/?$/.test(path);
|
||
const answerMatch = path.match(/\/upm\/([^/]+)\/users\/[^/]+\/(?:wrong\/)?answer\/?$/);
|
||
if (!list && !answerMatch) return null;
|
||
const praMatch = path.match(/\/pra\/([^/]+)\/questions/);
|
||
return {
|
||
// Retain no token-bearing query parameters in saved source URLs.
|
||
url: url.origin + url.pathname,
|
||
bankId: url.searchParams.get('praId') || (answerMatch && answerMatch[1]) || (praMatch && praMatch[1]) || '',
|
||
answerResponse: Boolean(answerMatch)
|
||
};
|
||
} catch (_) { return null; }
|
||
}
|
||
|
||
function requestQuestionId(body) {
|
||
try {
|
||
if (typeof body !== 'string' || body.length > 1024 * 1024) return '';
|
||
const value = JSON.parse(body);
|
||
return Array.isArray(value.answers) && value.answers.length === 1 ? idString(value.answers[0].quesId) : '';
|
||
} catch (_) { return ''; }
|
||
}
|
||
|
||
function create({ window: win, document: doc, onQuestions = () => {}, onStatus = () => {}, onBankChange = () => {} }) {
|
||
let active = false;
|
||
let copyEnabled = false;
|
||
let observer = null;
|
||
let timer = null;
|
||
let copyStyle = null;
|
||
let fetchOriginal = null;
|
||
let fetchWrapped = null;
|
||
let xhrOpenOriginal = null;
|
||
let xhrSendOriginal = null;
|
||
let xhrOpenWrapped = null;
|
||
let xhrSendWrapped = null;
|
||
let lastDOMSignature = '';
|
||
let networkGeneration = 0;
|
||
const known = new Map();
|
||
const xhrContext = new WeakMap();
|
||
const pendingXHR = new Set();
|
||
const banksById = new Map();
|
||
const banksByTask = new Map();
|
||
let currentBank = null;
|
||
let pendingSelection = '';
|
||
let blockedForm = null;
|
||
let lastFormSnapshot = null;
|
||
let bankListeners = false;
|
||
const status = message => { try { onStatus(message); } catch (_) { /* UI callbacks must not affect the page. */ } };
|
||
const locationURL = () => String(win.location && win.location.href || '');
|
||
|
||
function formSnapshot() {
|
||
const element = [...doc.querySelectorAll(`${ROOT_SELECTOR} .yxtulcdsdk-form`)].find(visible);
|
||
return element ? { element, text: flat(element.textContent) } : null;
|
||
}
|
||
|
||
function taskFromURL() {
|
||
try {
|
||
const url = new URL(locationURL());
|
||
const hashQuery = url.hash.includes('?') ? url.hash.slice(url.hash.indexOf('?') + 1) : '';
|
||
return new URLSearchParams(hashQuery).get('taskId') || url.searchParams.get('taskId') || '';
|
||
} catch (_) { return ''; }
|
||
}
|
||
|
||
function bankDOM() {
|
||
const selected = doc.querySelector('.task-content-active .group-title, .task-content-active .task-content-color-active');
|
||
const selectedName = text(selected?.textContent);
|
||
if (pendingSelection && flat(pendingSelection) === flat(selectedName)) pendingSelection = '';
|
||
const sidebarName = pendingSelection || selectedName;
|
||
const playerName = text(doc.querySelector('header.o2oPlayFrame-right .title .yxtf-tooltip')?.textContent);
|
||
const examName = text(doc.querySelector('.yxtulcdsdk-exam-header .yxtf-tooltip')?.textContent);
|
||
const container = doc.querySelector('.yxtulcdsdk-exam-container[task-id]');
|
||
const containerTask = idString(container?.getAttribute('task-id'));
|
||
const routeTask = taskFromURL();
|
||
const selectedTask = idString(selected?.closest('.task-content-active')?.getAttribute('data-task-id'));
|
||
const pending = pendingSelection && flat(pendingSelection) !== flat(selectedName);
|
||
const taskId = pending ? '' : selectedTask || routeTask || containerTask;
|
||
const bankName = text(sidebarName || playerName || examName || String(doc.title || '').replace(/ - 华谊集团$/, ''));
|
||
const mismatch = Boolean(pending || (sidebarName && playerName && flat(sidebarName) !== flat(playerName)) ||
|
||
(sidebarName && examName && flat(sidebarName) !== flat(examName)) ||
|
||
(playerName && examName && flat(playerName) !== flat(examName)) ||
|
||
(routeTask && containerTask && routeTask !== containerTask));
|
||
return { bankName, taskId, mismatch };
|
||
}
|
||
|
||
function syncBank() {
|
||
const state = bankDOM();
|
||
const identity = JSON.stringify([state.taskId, flat(state.bankName)]);
|
||
const oldIdentity = currentBank && JSON.stringify([currentBank.taskId, flat(currentBank.bankName)]);
|
||
const snapshot = formSnapshot();
|
||
const stillPreviousForm = snapshot && lastFormSnapshot && snapshot.element === lastFormSnapshot.element && snapshot.text === lastFormSnapshot.text;
|
||
// During a SPA transition the sidebar changes before the old question is
|
||
// replaced. Keep that old form out of the new bank even if titles update first.
|
||
if (currentBank && identity !== oldIdentity && flat(currentBank.bankName) !== flat(state.bankName)) {
|
||
blockedForm = stillPreviousForm ? snapshot : null;
|
||
lastDOMSignature = '';
|
||
} else if (currentBank && identity !== oldIdentity && currentBank.taskId && state.taskId && currentBank.taskId !== state.taskId) {
|
||
if (!(currentBank.loading && !blockedForm)) blockedForm = stillPreviousForm ? snapshot : null;
|
||
lastDOMSignature = '';
|
||
}
|
||
if (blockedForm && (!snapshot || blockedForm.element !== snapshot.element || blockedForm.text !== snapshot.text)) blockedForm = null;
|
||
let bankId = '';
|
||
const taskBank = state.taskId && banksByTask.get(state.taskId);
|
||
if (taskBank && flat(taskBank.bankName) === flat(state.bankName)) bankId = taskBank.bankId;
|
||
if (!bankId && !state.taskId) {
|
||
const named = [...banksById.values()].filter(bank => flat(bank.bankName) === flat(state.bankName));
|
||
if (named.length === 1) bankId = named[0].bankId;
|
||
}
|
||
const next = { bankId, bankName: state.bankName, taskId: state.taskId, loading: state.mismatch || Boolean(blockedForm) };
|
||
const changed = !currentBank || JSON.stringify(next) !== JSON.stringify(currentBank);
|
||
currentBank = next;
|
||
lastFormSnapshot = snapshot;
|
||
if (changed) {
|
||
try { onBankChange({ ...next }); } catch (_) { /* Consumers must not affect site navigation. */ }
|
||
}
|
||
return { ...next };
|
||
}
|
||
|
||
function getCurrentBank() { return syncBank(); }
|
||
|
||
function ensureBankListeners() {
|
||
if (bankListeners) return;
|
||
bankListeners = true;
|
||
win.addEventListener?.('hashchange', syncBank);
|
||
win.addEventListener?.('popstate', syncBank);
|
||
win.addEventListener?.('click', event => {
|
||
const item = event.target?.closest?.('.task-content, .task-content-active');
|
||
const name = text(item?.querySelector('.group-title')?.textContent);
|
||
if (name && flat(name) !== flat(currentBank?.bankName)) { pendingSelection = name; syncBank(); }
|
||
}, true);
|
||
}
|
||
|
||
function requestContext(context) {
|
||
const current = syncBank();
|
||
const saved = context.bankId && banksById.get(context.bankId);
|
||
const sameTask = saved && saved.taskId && saved.taskId === current.taskId;
|
||
const useCurrent = !saved || sameTask || (!context.answerResponse && !current.loading);
|
||
context.bankName = useCurrent ? current.bankName : saved.bankName;
|
||
context.taskId = useCurrent ? current.taskId : saved.taskId;
|
||
return context;
|
||
}
|
||
|
||
function rememberBanks(context, records) {
|
||
const distinct = new Map();
|
||
for (const record of records) if (record.bankId) distinct.set(record.bankId, record);
|
||
for (const record of distinct.values()) {
|
||
const name = record.bankName || context.bankName;
|
||
const taskId = flat(name) === flat(context.bankName) ? context.taskId || '' : '';
|
||
const value = { bankId: record.bankId, bankName: name, taskId };
|
||
banksById.set(record.bankId, value);
|
||
if (value.taskId && distinct.size === 1) banksByTask.set(value.taskId, value);
|
||
}
|
||
}
|
||
|
||
function emit(records) {
|
||
if (!records.length) return;
|
||
for (const q of records) {
|
||
if (q.questionId) known.set(`${q.bankId}\u001f${q.questionId}`, q);
|
||
}
|
||
try { onQuestions(records); } catch (error) { status(`保存题目失败：${error.message || error}`); }
|
||
}
|
||
|
||
function visible(node) {
|
||
if (!node || node.closest('#huayi-qb-root')) return false;
|
||
for (let at = node; at && at.nodeType === 1; at = at.parentElement) {
|
||
if (at.hidden || at.getAttribute('aria-hidden') === 'true' || at.style?.display === 'none') return false;
|
||
}
|
||
return true;
|
||
}
|
||
|
||
function getCurrentQuestion() {
|
||
const bank = syncBank();
|
||
if (bankDOM().mismatch) return null;
|
||
const forms = [...doc.querySelectorAll(`${ROOT_SELECTOR} .yxtulcdsdk-form`)].filter(visible);
|
||
if (forms.length !== 1) return null;
|
||
const form = forms[0];
|
||
const content = form.querySelector('.yxtulcdsdk-form__content');
|
||
const stemNode = content && [...content.children].find(n => n.matches('[data-rich-text]'));
|
||
const stem = stemNode && text(stemNode.textContent);
|
||
if (!stem) return null;
|
||
const labels = [...form.querySelectorAll('.yxtulcdsdk-ques-radio, .yxtulcdsdk-ques-checkbox')];
|
||
if (labels.length < 2) return null;
|
||
const options = labels.map((label, index) => {
|
||
const input = label.querySelector('input');
|
||
const labelNode = label.querySelector('.yxtf-radio__label, .yxtf-checkbox__label');
|
||
const rich = labelNode && labelNode.querySelector('[data-rich-text]');
|
||
const full = text((labelNode || label).textContent);
|
||
return { id: input ? idString(input.value) : '', text: text(rich ? rich.textContent : full.replace(/^[A-Z][.、．]\s*/, '')), label: labelFor(index) };
|
||
});
|
||
let type = form.querySelector('input[type=checkbox], [role=checkbox]') ? 'multiple' : 'single';
|
||
if (options.length === 2 && options.some(o => o.text === '正确') && options.some(o => o.text === '错误')) {
|
||
type = 'judge';
|
||
options.forEach(o => { o.label = o.text; });
|
||
}
|
||
const q = {
|
||
bankId: bank.bankId, bankName: bank.bankName, questionId: '', type, stem, options,
|
||
correctOptionIds: [], answerTexts: [], answerStatus: 'missing', explanation: '',
|
||
source: { kind: 'dom', url: locationURL().split('?')[0].split('#')[0], observedAt: new Date().toISOString() }
|
||
};
|
||
const matches = [...known.values()].filter(item => signature(item) === signature(q) &&
|
||
(q.bankId ? item.bankId === q.bankId : flat(item.bankName) === flat(q.bankName)));
|
||
if (blockedForm && (!bank.bankId || matches.length !== 1)) return null;
|
||
if (matches.length === 1) {
|
||
q.questionId = matches[0].questionId;
|
||
q.bankId = matches[0].bankId;
|
||
if (blockedForm) { blockedForm = null; syncBank(); }
|
||
}
|
||
// Only a row explicitly labelled standard answer can establish correctness.
|
||
const main = form.closest(ROOT_SELECTOR);
|
||
const rows = [...main.querySelectorAll('.yxtulcdsdk-examing__result-line')].filter(visible);
|
||
for (const row of rows) {
|
||
const heading = text(row.querySelector('.yxtulcdsdk-examing__result-line-left')?.textContent);
|
||
const answer = text(row.querySelector('.yxtulcdsdk-examing__result-line-right')?.textContent);
|
||
if (heading === '正确答案' || heading === '标准答案') {
|
||
let selected = [];
|
||
if (type === 'judge') selected = options.filter(o => o.text === answer);
|
||
else if (/^[A-Z](?:[、,，\s]*[A-Z])*$/.test(answer)) {
|
||
const requested = [...new Set(answer.match(/[A-Z]/g))];
|
||
selected = requested.map(letter => options.find(o => o.label === letter)).filter(Boolean);
|
||
if (selected.length !== requested.length) selected = [];
|
||
}
|
||
if (selected.length && (type !== 'single' || selected.length === 1)) {
|
||
q.correctOptionIds = selected.map(o => o.id).filter(Boolean);
|
||
q.answerTexts = selected.map(o => o.text);
|
||
q.answerStatus = 'confirmed';
|
||
}
|
||
} else if (heading === '解析' || heading === '试题解析' || heading === '答案解析') q.explanation = answer;
|
||
}
|
||
return q;
|
||
}
|
||
|
||
function captureCurrent() {
|
||
const current = getCurrentQuestion();
|
||
if (current) emit([current]);
|
||
else status('当前页面未发现可采集的练习题，请进入题目页面。');
|
||
return current;
|
||
}
|
||
|
||
function observePayload(payload, context) {
|
||
if (!active) return;
|
||
try {
|
||
const records = extractQuestions(payload, { ...context, knownQuestions: known });
|
||
rememberBanks(context, records);
|
||
emit(records);
|
||
syncBank();
|
||
if (records.length) {
|
||
const names = [...new Set(records.map(record => record.bankName).filter(Boolean))];
|
||
const sourceName = names.length === 1 ? names[0] : context.bankName || '来源题库';
|
||
status(`已读取「${sourceName}」${records.length} 道题，标准答案 ${records.filter(q => q.answerStatus === 'confirmed').length} 道。`);
|
||
}
|
||
} catch (_) { status('本次响应结构暂未识别，题目仍可从页面采集。'); }
|
||
}
|
||
|
||
function installNetwork() {
|
||
const generation = ++networkGeneration;
|
||
if (typeof win.fetch === 'function') {
|
||
const originalFetch = win.fetch;
|
||
fetchOriginal = originalFetch;
|
||
fetchWrapped = function (...args) {
|
||
const request = args[0];
|
||
const requestURL = typeof request === 'string' || (request && typeof request.href === 'string') ? String(request) : request && request.url;
|
||
const context = classifyURL(requestURL, locationURL());
|
||
if (context) {
|
||
requestContext(context);
|
||
context.questionId = requestQuestionId(args[1] && args[1].body);
|
||
}
|
||
const promise = originalFetch.apply(this, args);
|
||
if (context) Promise.resolve(promise).then(response => {
|
||
if (!active || generation !== networkGeneration || !response.ok) return;
|
||
const contentType = response.headers.get('content-type') || '';
|
||
const length = Number(response.headers.get('content-length') || 0);
|
||
if (!/\bjson\b/i.test(contentType) || length > MAX_RESPONSE) return;
|
||
response.clone().text().then(body => {
|
||
if (active && generation === networkGeneration && body.length <= MAX_RESPONSE) observePayload(JSON.parse(body), context);
|
||
}).catch(() => {});
|
||
}).catch(() => {});
|
||
return promise;
|
||
};
|
||
win.fetch = fetchWrapped;
|
||
}
|
||
const proto = win.XMLHttpRequest && win.XMLHttpRequest.prototype;
|
||
if (!proto) return;
|
||
const originalOpen = proto.open;
|
||
const originalSend = proto.send;
|
||
xhrOpenOriginal = originalOpen;
|
||
xhrSendOriginal = originalSend;
|
||
xhrOpenWrapped = function (method, url, ...args) {
|
||
const result = originalOpen.call(this, method, url, ...args);
|
||
const context = classifyURL(url, locationURL());
|
||
if (context) requestContext(context);
|
||
xhrContext.set(this, context);
|
||
return result;
|
||
};
|
||
xhrSendWrapped = function (body) {
|
||
const context = xhrContext.get(this);
|
||
if (active && generation === networkGeneration && context) {
|
||
context.questionId = requestQuestionId(body);
|
||
const xhr = this;
|
||
const listener = () => {
|
||
pendingXHR.delete(entry);
|
||
if (!active || generation !== networkGeneration || xhr.status < 200 || xhr.status >= 300) return;
|
||
try {
|
||
const type = xhr.getResponseHeader('content-type') || '';
|
||
const length = Number(xhr.getResponseHeader('content-length') || 0);
|
||
if (!/\bjson\b/i.test(type) || length > MAX_RESPONSE) return;
|
||
if (xhr.responseType === 'json') observePayload(xhr.response, context);
|
||
else if (!xhr.responseType || xhr.responseType === 'text') {
|
||
const bodyText = xhr.responseText;
|
||
if (bodyText.length <= MAX_RESPONSE) observePayload(JSON.parse(bodyText), context);
|
||
}
|
||
} catch (_) { /* Unsupported payloads never interfere with the site's requests. */ }
|
||
};
|
||
const entry = { xhr, listener };
|
||
pendingXHR.add(entry);
|
||
xhr.addEventListener('load', listener, { once: true });
|
||
}
|
||
return originalSend.call(this, body);
|
||
};
|
||
proto.open = xhrOpenWrapped;
|
||
proto.send = xhrSendWrapped;
|
||
}
|
||
|
||
function uninstallNetwork() {
|
||
networkGeneration++;
|
||
if (fetchWrapped && win.fetch === fetchWrapped) win.fetch = fetchOriginal;
|
||
const proto = win.XMLHttpRequest && win.XMLHttpRequest.prototype;
|
||
if (proto && proto.open === xhrOpenWrapped) proto.open = xhrOpenOriginal;
|
||
if (proto && proto.send === xhrSendWrapped) proto.send = xhrSendOriginal;
|
||
for (const { xhr, listener } of pendingXHR) xhr.removeEventListener('load', listener);
|
||
pendingXHR.clear();
|
||
}
|
||
|
||
function copyEvent(event) {
|
||
const target = event.target && (event.target.nodeType === 1 ? event.target : event.target.parentElement);
|
||
if (!copyEnabled || !target?.closest(ROOT_SELECTOR) || target.closest('#huayi-qb-root')) return;
|
||
// Preserve the browser default copy/selection action, suppress only downstream blockers.
|
||
event.stopImmediatePropagation();
|
||
}
|
||
|
||
function ensureCopyStyle() {
|
||
if (!copyEnabled || copyStyle?.isConnected) return;
|
||
const parent = doc.head || doc.documentElement;
|
||
if (!parent) return;
|
||
copyStyle = doc.createElement('style');
|
||
copyStyle.id = 'huayi-qb-copy-style';
|
||
copyStyle.textContent = `${ROOT_SELECTOR},${ROOT_SELECTOR} *{-webkit-user-select:text!important;user-select:text!important}`;
|
||
parent.appendChild(copyStyle);
|
||
}
|
||
|
||
function ensureObserver() {
|
||
if (observer || !win.MutationObserver) return;
|
||
observer = new win.MutationObserver(mutations => {
|
||
const relevant = mutations.some(m => {
|
||
const node = m.target.nodeType === 1 ? m.target : m.target.parentElement;
|
||
return node && !node.closest('#huayi-qb-root') && node.id !== 'huayi-qb-copy-style';
|
||
});
|
||
if (!relevant) return;
|
||
syncBank();
|
||
if (copyEnabled) ensureCopyStyle();
|
||
if (!active) return;
|
||
win.clearTimeout(timer);
|
||
timer = win.setTimeout(() => {
|
||
const q = getCurrentQuestion();
|
||
if (!q) return;
|
||
const next = JSON.stringify([q.bankId, q.questionId, signature(q), q.correctOptionIds, q.answerTexts, q.explanation]);
|
||
if (next !== lastDOMSignature) { lastDOMSignature = next; emit([q]); }
|
||
}, 180);
|
||
});
|
||
observer.observe(doc, { childList: true, subtree: true, characterData: true, attributes: true, attributeFilter: ['class', 'style', 'hidden', 'task-id', 'data-task-id'] });
|
||
}
|
||
|
||
function setCopyEnabled(value) {
|
||
copyEnabled = Boolean(value);
|
||
for (const type of ['copy', 'cut', 'contextmenu', 'selectstart']) {
|
||
win.removeEventListener(type, copyEvent, true);
|
||
if (copyEnabled) win.addEventListener(type, copyEvent, true);
|
||
}
|
||
if (copyEnabled) { ensureCopyStyle(); ensureObserver(); }
|
||
else if (copyStyle) { copyStyle.remove(); copyStyle = null; }
|
||
ensureBankListeners();
|
||
ensureObserver();
|
||
syncBank();
|
||
}
|
||
|
||
function start() {
|
||
if (active) return;
|
||
active = true;
|
||
ensureBankListeners();
|
||
ensureObserver();
|
||
installNetwork();
|
||
captureCurrent();
|
||
status('采集已开启；切换练习或正常作答时，自动保存收到的题目与标准答案。');
|
||
}
|
||
|
||
function stop() {
|
||
active = false;
|
||
win.clearTimeout(timer);
|
||
uninstallNetwork();
|
||
status('采集已暂停，已保存题库和选择复制功能仍可使用。');
|
||
}
|
||
|
||
return { start, stop, captureCurrent, getCurrentQuestion, getCurrentBank, setCopyEnabled };
|
||
}
|
||
|
||
return { create, extractQuestions };
|
||
})();
|
||
if (typeof module !== 'undefined' && module.exports) module.exports = QBAdapter;
|
||
|
||
|
||
// ---- src/app.js ----
|
||
// UI and persistence stay inside the userscript sandbox. Page data is rendered as text.
|
||
(() => {
|
||
const CONFIG_KEY = 'huayi-qb.config.v1';
|
||
const RECORDS_KEY = 'huayi-qb.records.v1';
|
||
const DEFAULTS = { mode: 'open', keepLauncher: true, copyEnabled: true, collecting: true, tab: 'search' };
|
||
const pageWindow = typeof unsafeWindow !== 'undefined' ? unsafeWindow : window;
|
||
const storage = {
|
||
get(key, fallback) {
|
||
if (typeof GM_getValue === 'function') return GM_getValue(key, fallback);
|
||
const raw = localStorage.getItem(key);
|
||
return raw === null ? fallback : JSON.parse(raw);
|
||
},
|
||
set(key, value) {
|
||
if (typeof GM_setValue === 'function') return GM_setValue(key, value);
|
||
localStorage.setItem(key, JSON.stringify(value));
|
||
}
|
||
};
|
||
let rawConfig;
|
||
try { rawConfig = storage.get(CONFIG_KEY, {}); } catch (_) { rawConfig = {}; }
|
||
const config = { ...DEFAULTS, ...(rawConfig && typeof rawConfig === 'object' ? rawConfig : {}) };
|
||
if (!['open', 'collapsed', 'hidden'].includes(config.mode)) config.mode = 'open';
|
||
if (!['search', 'library', 'settings'].includes(config.tab)) config.tab = 'search';
|
||
['keepLauncher', 'copyEnabled', 'collecting'].forEach(key => { if (typeof config[key] !== 'boolean') config[key] = DEFAULTS[key]; });
|
||
let records = [];
|
||
let loadError = '';
|
||
try {
|
||
const saved = storage.get(RECORDS_KEY, []);
|
||
if (!Array.isArray(saved)) throw new Error('本地题库格式不正确');
|
||
records = QBCore.upsert([], saved);
|
||
} catch (error) { loadError = `本地题库读取失败：${error.message}。请先保留已有备份。`; }
|
||
let root, shadow, panel, launcher, resultBox, statusBox;
|
||
let saveTimer, searchTimer, query = '', scope = '__current__', searchScope = '__current__', searchField = 'all';
|
||
let activeBank = null, importing = false;
|
||
let status = loadError || '准备就绪，可输入文字搜索，也可选中题干检索。';
|
||
let storageError = false;
|
||
let mounted = false;
|
||
const adapter = QBAdapter.create({ window: pageWindow, document, onQuestions: receive, onStatus: adapterStatus, onBankChange: bankChanged });
|
||
|
||
function bankChanged(bank) {
|
||
if (!bank || (!bank.bankName && !bank.bankId)) return;
|
||
const previous = activeBank;
|
||
const sameName = previous && bankNameKey(previous.bankName) === bankNameKey(bank.bankName);
|
||
const identityChanged = previous && (!sameName || (previous.taskId && bank.taskId && previous.taskId !== bank.taskId) || (previous.bankId && bank.bankId && previous.bankId !== bank.bankId));
|
||
const changed = JSON.stringify(previous) !== JSON.stringify(bank);
|
||
activeBank = { ...bank };
|
||
if (identityChanged) { scope = '__current__'; searchScope = '__current__'; }
|
||
if (mounted && changed) { refreshScope(); renderStats(); renderCurrent(); renderResults(); }
|
||
}
|
||
|
||
function adapterStatus(value) {
|
||
const message = typeof value === 'string' ? value : value && value.message;
|
||
if (message && !storageError) { status = message; renderStatus(); }
|
||
}
|
||
function persistConfig() {
|
||
try { storage.set(CONFIG_KEY, { ...config }); }
|
||
catch (error) { tell(`设置保存失败：${error.message}`, true); }
|
||
}
|
||
function persistRecords() {
|
||
clearTimeout(saveTimer);
|
||
if (loadError) return;
|
||
try {
|
||
// Merge other tabs before writing; GM change events also refresh an open panel.
|
||
const stored = storage.get(RECORDS_KEY, []);
|
||
if (!Array.isArray(stored)) throw new Error('现有题库结构异常，已停止覆盖');
|
||
records = QBCore.upsert(stored, records);
|
||
storage.set(RECORDS_KEY, records);
|
||
storageError = false;
|
||
} catch (error) {
|
||
storageError = true;
|
||
tell(`保存失败：${error.message}。当前内存数据仍可导出，请及时备份。`, true);
|
||
}
|
||
}
|
||
function receive(incoming) {
|
||
if (!Array.isArray(incoming) || !incoming.length || loadError) return;
|
||
try {
|
||
const namesById = new Map();
|
||
incoming.forEach(record => {
|
||
if (!record.bankId || record.source?.kind !== 'network' || !record.bankName || record.bankName === '未命名题库') return;
|
||
if (!namesById.has(record.bankId)) namesById.set(record.bankId, new Set());
|
||
namesById.get(record.bankId).add(record.bankName);
|
||
});
|
||
// A newly observed, explicit bank ID/name pair can repair an old stale
|
||
// title for that same ID. Never infer a rename from question type or text.
|
||
records = records.map(record => {
|
||
const names = record.bankId && namesById.get(record.bankId);
|
||
return names?.size === 1 ? QBCore.normalizeRecord({ ...record, bankName: [...names][0] }) : record;
|
||
});
|
||
records = QBCore.upsert(records, incoming);
|
||
clearTimeout(saveTimer);
|
||
saveTimer = setTimeout(persistRecords, 250);
|
||
if (mounted) { refreshScope(); renderStats(); renderResults(); renderCurrent(); }
|
||
} catch (error) { tell(`这批题目未保存：${error.message}`, true); }
|
||
}
|
||
function tell(message, error = false) {
|
||
status = message;
|
||
if (statusBox) statusBox.dataset.error = String(error);
|
||
renderStatus();
|
||
}
|
||
function renderStatus() {
|
||
if (statusBox) statusBox.textContent = status;
|
||
}
|
||
function node(tag, className, text) {
|
||
const element = document.createElement(tag);
|
||
if (className) element.className = className;
|
||
if (text !== undefined) element.textContent = text;
|
||
return element;
|
||
}
|
||
function setMode(mode) {
|
||
config.mode = mode;
|
||
persistConfig();
|
||
renderMode();
|
||
if (mode === 'open' && config.tab === 'search') shadow?.getElementById('qb-search').focus();
|
||
}
|
||
function renderMode() {
|
||
if (!panel) return;
|
||
panel.hidden = config.mode === 'hidden';
|
||
panel.classList.toggle('collapsed', config.mode === 'collapsed');
|
||
launcher.hidden = config.mode !== 'hidden' || !config.keepLauncher;
|
||
const collapse = shadow.querySelector('[data-action="collapse"]');
|
||
collapse.textContent = config.mode === 'collapsed' ? '展开' : '收起';
|
||
collapse.setAttribute('aria-expanded', String(config.mode !== 'collapsed'));
|
||
}
|
||
function selectTab(tab) {
|
||
config.tab = tab;
|
||
persistConfig();
|
||
shadow.querySelectorAll('[data-tab]').forEach(button => {
|
||
const selected = button.dataset.tab === tab;
|
||
button.setAttribute('aria-selected', String(selected));
|
||
button.classList.toggle('active', selected);
|
||
});
|
||
shadow.querySelectorAll('[data-view]').forEach(view => { view.hidden = view.dataset.view !== tab; });
|
||
}
|
||
function bankKey(record) { return String(record.bankId || record.bankName || ''); }
|
||
function bankNameKey(name) { return String(name || '').replace(/\s+/g, ''); }
|
||
function bankCatalog() {
|
||
const namedIds = new Map();
|
||
records.forEach(record => {
|
||
if (!record.bankId) return;
|
||
const name = bankNameKey(record.bankName);
|
||
if (!namedIds.has(name)) namedIds.set(name, new Set());
|
||
namedIds.get(name).add(record.bankId);
|
||
});
|
||
const catalog = new Map();
|
||
records.forEach(record => {
|
||
const ids = namedIds.get(bankNameKey(record.bankName));
|
||
const key = !record.bankId && ids?.size === 1 ? [...ids][0] : bankKey(record);
|
||
if (!catalog.has(key)) catalog.set(key, { key, name: record.bankName || record.bankId || '未命名题库', count: 0 });
|
||
catalog.get(key).count++;
|
||
});
|
||
return [...catalog.values()];
|
||
}
|
||
function currentQuestion() {
|
||
try { return adapter.getCurrentQuestion(); } catch (_) { return null; }
|
||
}
|
||
function currentBank() {
|
||
try { return adapter.getCurrentBank?.() || activeBank || currentQuestion(); }
|
||
catch (_) { return activeBank; }
|
||
}
|
||
function sameBankScope(record, anchor, knownIds) {
|
||
if (record.bankId && anchor.bankId) return record.bankId === anchor.bankId;
|
||
const name = String(anchor.bankName || '').replace(/\s+/g, '');
|
||
if (!name || name === '未命名题库' || String(record.bankName || '').replace(/\s+/g, '') !== name) return false;
|
||
const namedIds = knownIds || new Set(records.filter(item => item.bankId && bankNameKey(item.bankName) === name).map(item => item.bankId));
|
||
if (anchor.bankId) namedIds.add(anchor.bankId);
|
||
// A human CSV often has a bank name only. Include it only when that name
|
||
// identifies one known bank; identical names across bank IDs stay separate.
|
||
return namedIds.size <= 1;
|
||
}
|
||
function scopedRecords(selectedScope = scope) {
|
||
if (!selectedScope) return records;
|
||
const isCurrent = selectedScope === '__current__';
|
||
const anchor = isCurrent ? currentBank() : records.find(record => bankKey(record) === selectedScope);
|
||
if (!anchor) return [];
|
||
const namedIds = new Set(records.filter(item => item.bankId && bankNameKey(item.bankName) === bankNameKey(anchor.bankName)).map(item => item.bankId));
|
||
if (anchor.bankId) namedIds.add(anchor.bankId);
|
||
return records.filter(record => (!isCurrent && bankKey(record) === selectedScope) || sameBankScope(record, anchor, namedIds));
|
||
}
|
||
function scopeName(selectedScope = scope) {
|
||
if (selectedScope === '') return '全部题库';
|
||
if (selectedScope === '__current__') return currentBank()?.bankName || '未识别当前题库';
|
||
const anchor = records.find(record => bankKey(record) === selectedScope);
|
||
return anchor?.bankName || '未命名题库';
|
||
}
|
||
function refreshScope() {
|
||
if (!shadow) return;
|
||
const banks = new Map(bankCatalog().map(bank => [bank.key, bank.name]));
|
||
if (scope && scope !== '__current__' && !banks.has(scope)) scope = '__current__';
|
||
if (searchScope && searchScope !== '__current__' && !banks.has(searchScope)) searchScope = '__current__';
|
||
const names = [...banks.values()];
|
||
const options = [['__current__', `当前题库：${scopeName('__current__')}`], ['', `全部题库（${records.length}题）`], ...[...banks].map(([key, name]) => [key, names.filter(value => value === name).length > 1 ? `${name}（${key === name ? '无ID' : key}）` : name])];
|
||
['qb-scope', 'qb-search-scope'].forEach(id => {
|
||
const select = shadow.getElementById(id);
|
||
const signature = JSON.stringify(options);
|
||
if (select.dataset.signature !== signature) {
|
||
select.dataset.signature = signature;
|
||
select.replaceChildren();
|
||
options.forEach(([value, label]) => {
|
||
const option = node('option', '', label); option.value = value; option.title = label; select.append(option);
|
||
});
|
||
}
|
||
select.value = id === 'qb-scope' ? scope : searchScope;
|
||
});
|
||
}
|
||
function renderStats() {
|
||
if (!shadow) return;
|
||
const selected = scopedRecords();
|
||
const confirmed = selected.filter(record => record.answerStatus === 'confirmed').length;
|
||
const conflicts = selected.filter(record => record.answerStatus === 'conflict').length;
|
||
[['total', selected.length], ['confirmed', confirmed], ['missing', selected.length - confirmed - conflicts], ['conflicts', conflicts]].forEach(([name, count]) => {
|
||
shadow.getElementById(`qb-stat-${name}`).textContent = count.toLocaleString('zh-CN');
|
||
});
|
||
const exportName = scopeName();
|
||
shadow.getElementById('qb-export-name').textContent = exportName;
|
||
shadow.getElementById('qb-export-name').title = exportName;
|
||
const catalog = bankCatalog();
|
||
shadow.getElementById('qb-library-summary').textContent = `本地共保存 ${catalog.length} 个题库、${records.length} 道题。上方统计与导出均按所选范围。`;
|
||
const bankList = shadow.getElementById('qb-bank-list');
|
||
bankList.replaceChildren();
|
||
catalog.forEach(bank => {
|
||
const item = node('div', 'bank-row');
|
||
item.append(node('span', '', bank.name), node('strong', '', `${bank.count} 题`));
|
||
bankList.append(item);
|
||
});
|
||
shadow.getElementById('qb-export-preview').textContent = selected.length ? `文件名：${exportFilename(exportName, selected.length, 'csv')}` : '该范围暂无题目；不会导出其他题库。';
|
||
const button = shadow.querySelector('[data-action="toggle-capture"]');
|
||
button.textContent = config.collecting ? '暂停采集' : '继续采集';
|
||
const indicator = shadow.getElementById('qb-capture-state');
|
||
indicator.textContent = config.collecting ? '采集中' : '已暂停';
|
||
indicator.classList.toggle('paused', !config.collecting);
|
||
}
|
||
function renderCurrent() {
|
||
if (!shadow) return;
|
||
const bank = currentBank();
|
||
const current = currentQuestion();
|
||
const name = bank?.bankName || '尚未识别当前题库';
|
||
shadow.getElementById('qb-context-name').textContent = name;
|
||
shadow.getElementById('qb-context-name').title = name;
|
||
const pool = scopedRecords('__current__');
|
||
shadow.getElementById('qb-context-count').textContent = `${bank?.loading ? '切换中 · ' : ''}本库已采集 ${pool.length} 题 · 已确认 ${pool.filter(record => record.answerStatus === 'confirmed').length} 题`;
|
||
shadow.getElementById('qb-current-title').textContent = bank?.loading ? '题库切换中，等待当前题目加载。' : current?.stem || '打开练习题后，这里显示当前题目。';
|
||
shadow.getElementById('qb-current-bank').textContent = name;
|
||
}
|
||
function renderResults() {
|
||
if (!resultBox) return;
|
||
resultBox.replaceChildren();
|
||
const pool = scopedRecords(searchScope);
|
||
const matches = query.trim() ? QBCore.search(pool, query, { limit: 50, field: searchField }) : [];
|
||
const searchName = scopeName(searchScope);
|
||
shadow.getElementById('qb-query-state').textContent = query.trim() ? `${searchName} · ${pool.length} 题 · 显示 ${matches.length} 个结果${matches.length === 50 ? '（最多50条，请细化关键词）' : ''}` : `${searchName} · 可输入题干、选项或标准答案关键词`;
|
||
if (!matches.length) {
|
||
const empty = node('div', 'empty');
|
||
empty.append(node('strong', '', query.trim() ? '没有找到匹配题目' : '输入文字，查找正确答案'), node('p', '', query.trim() ? '可切换到全部题库、更换关键词，或导入其他题库。' : '支持输入、粘贴或划选文字；按回车或点搜索查询。多个关键词可用空格分隔。'));
|
||
resultBox.append(empty);
|
||
return;
|
||
}
|
||
const current = currentQuestion();
|
||
matches.forEach(({ record, match, matchedField }) => {
|
||
const card = node('article', 'result');
|
||
const meta = node('div', 'meta');
|
||
const statusText = record.answerStatus === 'confirmed' ? '已确认' : record.answerStatus === 'conflict' ? '答案冲突' : '待补答案';
|
||
const matchLabel = matchedField === 'options' ? '选项匹配' : matchedField === 'answer' ? '答案匹配' : ({ exact: '题干一致', partial: '文字匹配', similar: '相似候选' })[match] || '候选';
|
||
meta.append(node('span', `badge ${record.answerStatus}`, statusText), node('span', '', `${({ single: '单选', multiple: '多选', judge: '判断' })[record.type] || '题目'} · ${matchLabel}`));
|
||
card.append(meta, node('p', 'stem', record.stem));
|
||
const answer = node('div', `answer ${record.answerStatus !== 'confirmed' ? 'pending' : ''}`);
|
||
answer.append(node('span', 'answer-label', '正确答案'));
|
||
if (record.answerStatus === 'confirmed') {
|
||
const texts = record.answerTexts || [];
|
||
answer.append(node('strong', '', texts.length ? texts.join('；') : '标准答案缺少文字，需核验选项'));
|
||
const mapped = current ? QBCore.mapAnswers(record, current) : null;
|
||
if (mapped?.status === 'matched' && mapped.labels?.length) answer.append(node('span', 'mapping', `当前页面对应：${mapped.labels.join('、')}`));
|
||
else answer.append(node('span', 'mapping', '当前页面选项未确认，请按答案内容核对。'));
|
||
} else {
|
||
answer.append(node('strong', '', record.answerStatus === 'conflict' ? '存在不同标准答案，需要核验' : '尚未取得标准答案'));
|
||
if (record.answerStatus === 'conflict' && record.conflicts?.length) answer.append(node('span', 'mapping', '冲突记录已保留在 JSON / CSV 备份中。'));
|
||
}
|
||
card.append(answer);
|
||
if (matchedField === 'options') {
|
||
const details = node('details', 'explanation');
|
||
details.open = true;
|
||
details.append(node('summary', '', '题目选项'));
|
||
record.options.forEach(option => details.append(node('p', '', `${option.label}. ${option.text}`)));
|
||
card.append(details);
|
||
}
|
||
if (record.explanation) {
|
||
const details = node('details', 'explanation');
|
||
details.append(node('summary', '', '查看解析'), node('p', '', record.explanation));
|
||
card.append(details);
|
||
}
|
||
card.append(node('div', 'source', `${record.bankName || '未命名题库'}${record.questionId ? ` · ID ${record.questionId}` : ''}`));
|
||
resultBox.append(card);
|
||
});
|
||
}
|
||
function runSearch(text) {
|
||
query = String(text || '').trim().slice(0, 4000);
|
||
if (shadow) shadow.getElementById('qb-search').value = query;
|
||
renderResults();
|
||
}
|
||
function download(contents, filename, mime) {
|
||
const blob = new Blob([contents], { type: mime });
|
||
const url = URL.createObjectURL(blob);
|
||
const anchor = document.createElement('a');
|
||
anchor.href = url; anchor.download = filename;
|
||
(document.body || document.documentElement).append(anchor);
|
||
anchor.click(); anchor.remove();
|
||
setTimeout(() => URL.revokeObjectURL(url), 10000);
|
||
}
|
||
function safeFilename(value) {
|
||
let name = String(value || '未命名题库').replace(/[<>:"/\\|?*\u0000-\u001f]/g, '_').replace(/\s+/g, ' ').trim().replace(/[. ]+$/, '');
|
||
name = Array.from(name).slice(0, 110).join('');
|
||
if (!name || /^(con|prn|aux|nul|com[1-9]|lpt[1-9])(?:\.|$)/i.test(name)) name = `题库_${name || '未命名'}`;
|
||
return name;
|
||
}
|
||
function exportFilename(name, count, format, date = new Date()) {
|
||
const parts = Object.fromEntries(new Intl.DateTimeFormat('en-CA', { timeZone: 'Asia/Shanghai', year: 'numeric', month: '2-digit', day: '2-digit' }).formatToParts(date).map(part => [part.type, part.value]));
|
||
return `${safeFilename(name)}_${count}题_${parts.year}${parts.month}${parts.day}.${format}`;
|
||
}
|
||
function exportData(format) {
|
||
const selected = scopedRecords();
|
||
if (!selected.length) return tell('所选范围还没有题目，请先采集或导入。');
|
||
const date = new Date();
|
||
const bankName = scopeName();
|
||
const filename = exportFilename(bankName, selected.length, format, date);
|
||
if (format === 'csv') download(QBCore.toCSV(selected), filename, 'text/csv;charset=utf-8');
|
||
else download(JSON.stringify({ schemaVersion: 1, exportedAt: date.toISOString(), bankName, records: selected }, null, 2), filename, 'application/json;charset=utf-8');
|
||
tell(`已导出「${bankName}」${selected.length} 道题，其中 ${selected.filter(record => record.answerStatus === 'confirmed').length} 道有已确认答案。`);
|
||
}
|
||
async function parseImportFile(file) {
|
||
if (file.size > 20 * 1024 * 1024) throw new Error('文件超过 20 MB，请拆分后导入');
|
||
const text = (await file.text()).replace(/^\uFEFF/, '');
|
||
let incoming;
|
||
if (/\.json$/i.test(file.name) || /^[\s]*[\[{]/.test(text)) {
|
||
const payload = JSON.parse(text);
|
||
if (!Array.isArray(payload) && payload?.schemaVersion !== 1) throw new Error('不支持这个 JSON 备份版本');
|
||
const source = Array.isArray(payload) ? payload : payload.records;
|
||
if (!Array.isArray(source) || source.length > 50000) throw new Error('JSON 应包含不超过 50000 道题的 records 数组');
|
||
incoming = source.map(record => {
|
||
if (!record || typeof record !== 'object' || typeof record.stem !== 'string' || !record.stem.trim()) throw new Error('JSON 题目必须包含非空 stem 题干');
|
||
if (!['single', 'multiple', 'judge', 'unknown'].includes(record.type)) throw new Error('JSON 中存在不支持的题型');
|
||
if (record.answerStatus && !['confirmed', 'missing', 'conflict'].includes(record.answerStatus)) throw new Error('JSON 中存在不支持的答案状态');
|
||
return QBCore.normalizeRecord(record);
|
||
});
|
||
} else incoming = QBCore.fromCSV(text);
|
||
if (!incoming.length) throw new Error('文件中没有可导入的题目');
|
||
const fallbackName = String(file.name).replace(/\.(csv|json)$/i, '').trim() || '导入题库';
|
||
return incoming.map(record => QBCore.normalizeRecord({ ...record, bankName: !record.bankName || record.bankName === '未命名题库' ? fallbackName : record.bankName }));
|
||
}
|
||
async function importFiles(files) {
|
||
if (!files.length) return;
|
||
if (loadError) throw new Error('现有本地题库异常，为保留原数据已停止写入。请先从油猴存储备份原数据');
|
||
if (files.reduce((sum, file) => sum + file.size, 0) > 50 * 1024 * 1024) throw new Error('本次文件合计超过 50 MB，请分批导入');
|
||
const incoming = [];
|
||
// Parse every file before changing the library. A bad file cancels this batch.
|
||
for (const file of files) {
|
||
try { incoming.push(...await parseImportFile(file)); }
|
||
catch (error) { throw new Error(`「${file.name}」：${error.message}`); }
|
||
if (incoming.length > 50000) throw new Error('本次导入超过 50000 条记录，请分批导入');
|
||
}
|
||
const before = records.length;
|
||
const merged = QBCore.upsert(records, incoming);
|
||
records = merged;
|
||
persistRecords();
|
||
refreshScope(); renderStats(); renderCurrent(); renderResults();
|
||
const bankCount = new Set(incoming.map(bankKey)).size;
|
||
if (!storageError) tell(`已导入 ${files.length} 个文件、${bankCount} 个题库，共 ${incoming.length} 条记录，新增 ${Math.max(0, records.length - before)} 道题。各题库名称已分别保留。`);
|
||
}
|
||
|
||
const css = `
|
||
:host{all:initial;position:fixed;right:18px;bottom:18px;z-index:2147483646;color:#17283d;font:14px/1.5 -apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",sans-serif;pointer-events:none;color-scheme:light}
|
||
*,*:before,*:after{box-sizing:border-box} [hidden]{display:none!important} button,input,select{font:inherit}button{cursor:pointer}button:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid #63d3c7;outline-offset:2px}
|
||
#qb-panel{pointer-events:auto;width:390px;max-width:calc(100vw - 24px);max-height:calc(100dvh - 36px);display:flex;flex-direction:column;border:1px solid #dbe4ed;border-radius:18px;background:#f7f9fc;box-shadow:0 16px 60px #0d24362c;overflow:hidden}
|
||
.header{background:#152a40;color:#fff;padding:15px 16px;display:flex;align-items:center;justify-content:space-between;gap:8px;flex-shrink:0}.brand{font-size:16px;font-weight:700;letter-spacing:.5px}.subtitle{font-size:11px;color:#bed0df;margin-top:2px}.tools{display:flex;gap:5px}.tools button{border:1px solid #526578;color:#e8f4ff;background:transparent;padding:5px 8px;border-radius:7px;font-size:12px;white-space:nowrap}.tools button:hover{background:#294359}
|
||
.body{overflow:auto;overscroll-behavior:contain;min-height:0}.collapsed .body{display:none}.tabs{display:flex;gap:4px;padding:10px 12px 0;background:#fff;border-bottom:1px solid #e7edf3}.tabs button{flex:1;padding:9px 4px;background:none;border:0;border-bottom:3px solid transparent;color:#6b7b8f;font-weight:600}.tabs button.active{border-bottom-color:#008d82;color:#00786e}
|
||
.view{padding:14px}.search-wrap{display:flex;gap:7px}.search-wrap input{width:100%;min-width:0;border:1px solid #cdd9e4;border-radius:9px;padding:10px 11px;background:#fff;color:#17283d}.btn{border:1px solid #ccd8e4;border-radius:8px;padding:8px 11px;background:#fff;color:#284059;white-space:nowrap}.btn:hover{background:#edf5f8}.btn.primary{background:#00877d;border-color:#00877d;color:white}.btn.primary:hover{background:#006f66}.btn.small{padding:5px 9px;font-size:12px}
|
||
.context{padding:10px 15px;background:#eaf2f6;border-bottom:1px solid #dce6ee}.context-label{color:#718599;font-size:10px}.context strong{display:block;color:#25445b;font-size:12px;line-height:1.6;overflow-wrap:anywhere}.context-count{font-size:10px;color:#587487;margin-top:3px}.search-label{display:flex;justify-content:space-between;align-items:center;font-size:12px;color:#3e5d74;margin-bottom:8px}.text-button{border:0;background:none;color:#6a7f92;font-size:11px;padding:3px}.text-button:hover{color:#007b70}.search-filters{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(0,1fr);gap:8px;margin-top:10px}.search-filters label{min-width:0;color:#72869a;font-size:10px}.search-filters select{display:block;width:100%;min-width:0;border:1px solid #d1dce6;background:#fff;padding:7px 4px;margin-top:3px;border-radius:7px;color:#37556c;font-size:11px}.export-name{font-size:13px!important;color:#244e65!important;font-weight:600;overflow-wrap:anywhere;margin:4px 0 10px!important}.filename{font-size:10px!important;word-break:break-all;color:#758c9d!important}.bank-list{max-height:130px;overflow:auto;margin-top:8px}.bank-row{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;border-top:1px solid #edf1f5;padding:7px 0;font-size:11px;color:#657f94}.bank-row span{overflow-wrap:anywhere}.bank-row strong{flex-shrink:0;color:#486b80;font-weight:500}
|
||
.hint{font-size:11px;color:#738298;margin:8px 0 12px}.empty{padding:24px 14px;text-align:center;color:#597087;border:1px dashed #cedce5;border-radius:12px;background:#fff}.empty strong{color:#29475f;font-size:15px}.empty p{font-size:12px;line-height:1.8;margin:8px 0 0}.result{border:1px solid #e0e7ee;border-radius:12px;background:#fff;padding:13px;margin-bottom:10px}.meta{display:flex;align-items:center;justify-content:space-between;gap:8px;font-size:11px;color:#8090a2}.badge{padding:2px 7px;border-radius:5px;background:#edf1f6;color:#536b82}.badge.confirmed{background:#e3f6ef;color:#137e55}.badge.missing{background:#fff4d8;color:#966819}.badge.conflict{background:#ffe9e7;color:#b74740}.stem{font-size:13px;line-height:1.75;margin:10px 0;white-space:pre-wrap;overflow-wrap:anywhere}.answer{border-radius:9px;background:#eaf7f3;padding:10px 11px;display:flex;flex-direction:column;gap:4px;overflow-wrap:anywhere}.answer.pending{background:#fff6e7}.answer-label{font-size:10px;letter-spacing:.5px;color:#517467}.answer strong{color:#086550;font-size:16px;line-height:1.6;white-space:pre-wrap}.answer.pending strong{color:#936426;font-size:14px}.mapping{font-size:11px;color:#567367}.source{font-size:10px;color:#8291a1;margin-top:10px;overflow-wrap:anywhere}.explanation{margin-top:9px;color:#617387;font-size:12px}.explanation summary{cursor:pointer}.explanation p{white-space:pre-wrap;overflow-wrap:anywhere}
|
||
.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:6px;margin-bottom:12px}.stat{background:#fff;border:1px solid #e3eaf1;border-radius:9px;padding:9px 3px;text-align:center}.stat strong{display:block;font-size:21px;color:#234257}.stat span{font-size:10px;color:#7a8ca1}.section{padding:13px;border:1px solid #e0e7ee;background:#fff;border-radius:12px;margin-bottom:12px}.section h3{font-size:13px;margin:0 0 9px}.section p{font-size:12px;color:#718297;margin:5px 0;line-height:1.8;overflow-wrap:anywhere}.row{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.row.spread{justify-content:space-between}.state{font-size:11px;color:#088574;background:#e7f6ee;border-radius:9px;padding:2px 8px}.state.paused{color:#8c672e;background:#fff3dd}#qb-current-title{font-size:12px;color:#344f66;margin:8px 0;max-height:80px;overflow:auto;white-space:pre-wrap}.scope{display:block;font-size:12px;color:#62778b;margin-bottom:10px}.scope select{margin-top:5px;width:100%;padding:8px;border:1px solid #cfdae5;border-radius:8px;background:#fff;color:#263f57}.check{display:flex;gap:9px;align-items:flex-start;margin:12px 0;color:#304e67;font-size:13px}.check input{accent-color:#00877d;margin-top:4px}.check small{display:block;font-size:11px;color:#7b8da0;margin-top:3px}.kbd{background:#edf1f5;border:1px solid #dce3eb;border-radius:4px;padding:2px 6px;font-family:monospace;font-size:12px;color:#374e62}.footer{padding:9px 14px 12px;font-size:11px;color:#718297;background:#eff4f8;overflow-wrap:anywhere;line-height:1.6;border-top:1px solid #e1e8ef}#qb-status[data-error="true"]{color:#b0473c}.footline{display:flex;gap:6px;align-items:center;margin-bottom:5px}.dot{width:5px;height:5px;background:#079a87;border-radius:50%}#qb-launcher{pointer-events:auto;border:1px solid #1b776f;background:#153f42;color:#fff;box-shadow:0 6px 22px #173b3c33;border-radius:50%;width:54px;height:54px;font-size:13px;font-weight:600}#qb-launcher:hover{background:#086f65}
|
||
@media(max-width:480px){:host{right:12px;bottom:12px}#qb-panel{max-height:calc(100dvh - 24px)}.view{padding:12px}.header{padding:12px}.brand{font-size:15px}}
|
||
`;
|
||
|
||
function mount() {
|
||
if (mounted || document.getElementById('huayi-qb-root')) return;
|
||
root = node('div'); root.id = 'huayi-qb-root';
|
||
shadow = root.attachShadow({ mode: 'open' });
|
||
const style = node('style'); style.textContent = css;
|
||
shadow.append(style);
|
||
const ui = node('div');
|
||
ui.innerHTML = `
|
||
<section id="qb-panel" role="region" aria-label="华谊题库助手">
|
||
<header class="header"><div><div class="brand">题库助手</div><div class="subtitle">HUAYI · 本地练习资料</div></div><div class="tools"><button type="button" data-action="collapse" title="收起或展开内容" aria-expanded="true">收起</button><button type="button" data-action="hide" title="隐藏面板，Alt + Shift + Q 恢复">隐藏</button></div></header>
|
||
<div class="body">
|
||
<div class="context"><span class="context-label">当前题库</span><strong id="qb-context-name">正在识别题库…</strong><div class="context-count" id="qb-context-count"></div></div>
|
||
<nav class="tabs" role="tablist" aria-label="助手功能"><button type="button" data-tab="search" role="tab" aria-controls="qb-view-search">文字搜索</button><button type="button" data-tab="library" role="tab" aria-controls="qb-view-library">题库 / 导出</button><button type="button" data-tab="settings" role="tab" aria-controls="qb-view-settings">设置</button></nav>
|
||
<div class="view" id="qb-view-search" data-view="search" role="tabpanel"><div class="search-label"><label for="qb-search">输入或粘贴文字查答案</label><button type="button" class="text-button" data-action="clear-search">清空</button></div><div class="search-wrap"><input id="qb-search" type="search" maxlength="4000" placeholder="题干、选项或答案关键词…" aria-label="文字搜索"><button type="button" class="btn primary" data-action="search">搜索</button></div><div class="search-filters"><label>搜索题库<select id="qb-search-scope" aria-label="搜索题库"><option value="__current__">当前题库</option><option value="">全部题库</option></select></label><label>搜索内容<select id="qb-search-field" aria-label="搜索内容"><option value="all">全部文字</option><option value="stem">仅题干</option><option value="options">仅选项</option><option value="answer">仅标准答案</option></select></label></div><p class="hint" id="qb-query-state"></p><div id="qb-results" aria-live="polite"></div></div>
|
||
<div class="view" id="qb-view-library" data-view="library" role="tabpanel" hidden>
|
||
<div class="section"><h3>统计与导出范围</h3><label class="scope">选择题库<select id="qb-scope" aria-label="题库范围"><option value="__current__">当前题库</option><option value="">全部题库</option></select></label><p class="export-name" id="qb-export-name"></p><div class="stats"><div class="stat"><strong id="qb-stat-total">0</strong><span>范围内题数</span></div><div class="stat"><strong id="qb-stat-confirmed">0</strong><span>答案确认</span></div><div class="stat"><strong id="qb-stat-missing">0</strong><span>待补答案</span></div><div class="stat"><strong id="qb-stat-conflicts">0</strong><span>答案冲突</span></div></div><div class="row"><button type="button" class="btn primary" data-action="export-csv">导出 CSV</button><button type="button" class="btn" data-action="export-json">备份 JSON</button></div><p class="filename" id="qb-export-preview"></p></div>
|
||
<div class="section"><div class="row spread"><h3>当前练习</h3><span class="state" id="qb-capture-state">采集中</span></div><p id="qb-current-bank"></p><div id="qb-current-title"></div><div class="row"><button type="button" class="btn small primary" data-action="capture-current">采集当前题</button><button type="button" class="btn small" data-action="toggle-capture">暂停采集</button></div><p>记录正常加载的练习题与标准答案。答案尚未返回的题目会标为待补，可在后续练习中继续补齐。</p></div>
|
||
<div class="section"><div class="row spread"><h3>已保存题库</h3><button type="button" class="btn small" data-action="import">导入多个题库</button></div><input id="qb-import-file" type="file" accept=".csv,.json,text/csv,application/json" multiple hidden><p>可一次选择多个 CSV / JSON，分别保留题库名称。无名称的文件使用文件名作为题库名。</p><p id="qb-library-summary"></p><div class="bank-list" id="qb-bank-list"></div></div>
|
||
</div>
|
||
<div class="view" id="qb-view-settings" data-view="settings" role="tabpanel" hidden>
|
||
<div class="section"><h3>面板显示</h3><p>右上角可收起或隐藏，刷新后保持原状态。</p><label class="check"><input id="qb-keep-launcher" type="checkbox"><span>隐藏时保留悬浮按钮<small>取消后可完全隐藏，用快捷键或油猴菜单恢复。</small></span></label><p>显示 / 隐藏快捷键：<kbd class="kbd">Alt + Shift + Q</kbd></p><p>面板隐藏时，划选文字仍可更新检索内容，面板保持隐藏。</p><button type="button" class="btn small" data-action="hide">立即隐藏</button></div>
|
||
<div class="section"><h3>选择与复制</h3><label class="check"><input id="qb-copy-enabled" type="checkbox"><span>恢复题目区域的选择复制<small>换题后自动适配，关闭后恢复原有处理。</small></span></label></div>
|
||
<div class="section"><h3>答案规则</h3><p>按标准答案内容保存，再对应当前页面的选项位置。没有标准答案就显示待补；不同答案会保留冲突。所有资料保存在当前浏览器，建议定期导出备份。</p></div>
|
||
</div>
|
||
<footer class="footer"><div class="footline"><span class="dot"></span><span>本地题库 · 标准答案优先</span></div><div id="qb-status" role="status"></div></footer>
|
||
</div>
|
||
</section><button type="button" id="qb-launcher" data-action="restore" title="显示题库助手 · Alt + Shift + Q" aria-label="显示题库助手" hidden>题库</button>`;
|
||
shadow.append(...ui.childNodes);
|
||
(document.body || document.documentElement).append(root);
|
||
panel = shadow.getElementById('qb-panel'); launcher = shadow.getElementById('qb-launcher');
|
||
resultBox = shadow.getElementById('qb-results'); statusBox = shadow.getElementById('qb-status');
|
||
mounted = true;
|
||
shadow.getElementById('qb-keep-launcher').checked = Boolean(config.keepLauncher);
|
||
shadow.getElementById('qb-copy-enabled').checked = Boolean(config.copyEnabled);
|
||
shadow.addEventListener('click', event => {
|
||
const button = event.target.closest('button');
|
||
if (!button) return;
|
||
if (button.dataset.tab) return selectTab(button.dataset.tab);
|
||
try {
|
||
switch (button.dataset.action) {
|
||
case 'hide': setMode('hidden'); break;
|
||
case 'restore': setMode('open'); break;
|
||
case 'collapse': setMode(config.mode === 'collapsed' ? 'open' : 'collapsed'); break;
|
||
case 'search': runSearch(shadow.getElementById('qb-search').value); break;
|
||
case 'clear-search': clearTimeout(searchTimer); runSearch(''); shadow.getElementById('qb-search').focus(); break;
|
||
case 'capture-current': {
|
||
const captured = adapter.captureCurrent();
|
||
renderCurrent();
|
||
if (captured) tell(`已检查「${captured.bankName || '当前题库'}」的当前题目；尚未取得的标准答案会标为待补。`);
|
||
break;
|
||
}
|
||
case 'toggle-capture':
|
||
config.collecting = !config.collecting;
|
||
config.collecting ? adapter.start() : adapter.stop();
|
||
adapter.setCopyEnabled(Boolean(config.copyEnabled));
|
||
persistConfig(); renderStats();
|
||
tell(config.collecting ? '已继续采集。此前未观察到的响应，可在重新进入练习后采集。' : '已暂停自动采集，已保存的题库仍可检索和导出。');
|
||
break;
|
||
case 'export-csv': exportData('csv'); break;
|
||
case 'export-json': exportData('json'); break;
|
||
case 'import': shadow.getElementById('qb-import-file').click(); break;
|
||
}
|
||
} catch (error) { tell(`操作失败：${error.message}`, true); }
|
||
});
|
||
shadow.getElementById('qb-search').addEventListener('input', event => {
|
||
clearTimeout(searchTimer); const value = event.target.value;
|
||
searchTimer = setTimeout(() => runSearch(value), 180);
|
||
});
|
||
shadow.getElementById('qb-search').addEventListener('keydown', event => {
|
||
if (event.key === 'Enter') { clearTimeout(searchTimer); runSearch(event.target.value); }
|
||
});
|
||
shadow.getElementById('qb-scope').addEventListener('change', event => { scope = event.target.value; renderStats(); });
|
||
shadow.getElementById('qb-search-scope').addEventListener('change', event => { searchScope = event.target.value; renderResults(); });
|
||
shadow.getElementById('qb-search-field').addEventListener('change', event => { searchField = event.target.value; renderResults(); });
|
||
shadow.getElementById('qb-keep-launcher').addEventListener('change', event => { config.keepLauncher = event.target.checked; persistConfig(); renderMode(); });
|
||
shadow.getElementById('qb-copy-enabled').addEventListener('change', event => { config.copyEnabled = event.target.checked; adapter.setCopyEnabled(config.copyEnabled); persistConfig(); });
|
||
shadow.getElementById('qb-import-file').addEventListener('change', async event => {
|
||
const input = event.currentTarget;
|
||
if (importing) return;
|
||
const files = Array.from(input.files || []);
|
||
importing = true;
|
||
const button = shadow.querySelector('[data-action="import"]');
|
||
button.disabled = true;
|
||
try { await importFiles(files); }
|
||
catch (error) { tell(`导入失败，题库未替换：${error.message}`, true); }
|
||
finally { input.value = ''; importing = false; button.disabled = false; }
|
||
});
|
||
refreshScope(); renderStats(); renderCurrent(); renderResults(); renderStatus(); selectTab(config.tab); renderMode();
|
||
setInterval(() => { bankChanged(currentBank()); if (config.mode === 'open') renderCurrent(); }, 1000);
|
||
}
|
||
|
||
document.addEventListener('mouseup', event => {
|
||
if (event.composedPath().includes(root)) return;
|
||
const active = document.activeElement;
|
||
if (active && (active.matches('input,textarea,[contenteditable="true"]'))) return;
|
||
clearTimeout(searchTimer);
|
||
searchTimer = setTimeout(() => {
|
||
const selected = window.getSelection()?.toString().trim();
|
||
if (selected && selected.length >= 2 && selected.length <= 4000) {
|
||
runSearch(selected);
|
||
if (shadow && config.tab !== 'search') selectTab('search');
|
||
}
|
||
}, 120);
|
||
});
|
||
document.addEventListener('keydown', event => {
|
||
if (event.altKey && event.shiftKey && !event.ctrlKey && !event.metaKey && event.code === 'KeyQ' && !event.repeat) {
|
||
event.preventDefault(); setMode(config.mode === 'hidden' ? 'open' : 'hidden');
|
||
}
|
||
}, true);
|
||
window.addEventListener('pagehide', persistRecords);
|
||
if (typeof GM_registerMenuCommand === 'function') {
|
||
GM_registerMenuCommand('显示题库助手（Alt+Shift+Q）', () => setMode('open'));
|
||
GM_registerMenuCommand('隐藏题库助手', () => setMode('hidden'));
|
||
GM_registerMenuCommand('完全隐藏题库助手（快捷键或菜单恢复）', () => { config.keepLauncher = false; if (shadow) shadow.getElementById('qb-keep-launcher').checked = false; setMode('hidden'); });
|
||
}
|
||
if (typeof GM_addValueChangeListener === 'function') GM_addValueChangeListener(RECORDS_KEY, (_key, _old, value, remote) => {
|
||
if (!remote || !Array.isArray(value)) return;
|
||
try { records = QBCore.upsert(records, value); if (mounted) { refreshScope(); renderStats(); renderCurrent(); renderResults(); } }
|
||
catch (_) { /* Keep the current usable in-memory data if another tab has bad data. */ }
|
||
});
|
||
if (config.collecting) adapter.start();
|
||
adapter.setCopyEnabled(Boolean(config.copyEnabled));
|
||
if (document.readyState === 'loading') document.addEventListener('DOMContentLoaded', mount, { once: true });
|
||
else mount();
|
||
})();
|
||
|
||
})();
|