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+/**
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+ * 东北大学秦皇岛校区（树维教务系统）课表导入适配脚本
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+ *
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+ * 树维教务系统特点：
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+ * 1. 课表以空 HTML 表格返回，课程数据通过 JavaScript 脚本动态注入
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+ * 2. 脚本中包含 `new TaskActivity(...)` 构造函数调用来定义课程
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+ * 3. 需要从脚本文本中直接提取课程信息，而不是解析 DOM
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+ *
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+ * 适用于使用树维教务系统的其他高校（需修改 BASE 地址）
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+ */
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+(function () {
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+ const BASE = "https://jwxt.neuq.edu.cn";
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+
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+ function truncateText(value, maxLen) {
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+ const text = String(value == null ? "" : value);
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+ if (text.length <= maxLen) return text;
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+ return `${text.slice(0, maxLen)}...`;
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+ }
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+
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+ // 保留用于解析失败时输出关键诊断信息
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+ function extractCourseHtmlDebugInfo(courseHtml) {
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+ const text = String(courseHtml || "");
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+ const hasTaskActivity = /new\s+TaskActivity\s*\(/i.test(text);
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+ const hasUnitCount = /\bvar\s+unitCount\s*=\s*\d+/i.test(text);
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+ return {
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+ responseLength: text.length,
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+ hasTaskActivity,
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+ hasUnitCount
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+ };
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+ }
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+
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+ async function requestText(url, options) {
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+ const requestOptions = { credentials: "include", ...options };
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+ const res = await fetch(url, requestOptions);
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+ if (!res.ok) {
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+ throw new Error(`网络请求失败: ${res.status}`);
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+ }
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+ return await res.text();
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+ }
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+
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+ // 从入口页面 HTML 中提取学生 ID 和学期选择组件的 tagId
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+ function parseEntryParams(entryHtml) {
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+ const idsMatch = entryHtml.match(/bg\.form\.addInput\(form,"ids","(\d+)"\)/);
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+ const tagIdMatch = entryHtml.match(/id="(semesterBar\d+Semester)"/);
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+ return {
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+ studentId: idsMatch ? idsMatch[1] : "",
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+ tagId: tagIdMatch ? tagIdMatch[1] : ""
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+ };
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+ }
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+
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+ // 解析学期列表
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+ function parseSemesterResponse(rawText) {
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+ let data;
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+ try {
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+ data = Function(`return (${String(rawText || "").trim()});`)();
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+ } catch (parseError) {
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+ throw new Error("学期数据解析失败");
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+ }
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+ const semesters = [];
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+ if (!data || !data.semesters || typeof data.semesters !== "object") {
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+ return semesters;
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+ }
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+ Object.keys(data.semesters).forEach((k) => {
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+ const arr = data.semesters[k];
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+ if (!Array.isArray(arr)) return;
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+ arr.forEach((s) => {
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+ if (!s || !s.id) return;
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+ semesters.push({
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+ id: String(s.id),
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+ name: `${s.schoolYear || ""} ${s.name || ""}学期`.trim()
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+ });
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+ });
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+ });
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+ return semesters;
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+ }
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+
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+ // 清除课程名后面的课程序号
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+ function cleanCourseName(name) {
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+ return String(name || "").replace(/\(\d{10}\.\d{2}\)\s*$/, "").trim();
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+ }
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+
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+ // 解析周次位图字符串
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+ function parseValidWeeksBitmap(bitmap) {
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+ if (!bitmap || typeof bitmap !== "string") return [];
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+ const weeks = [];
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+ for (let i = 0; i < bitmap.length; i++) {
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+ if (bitmap[i] === "1" && i >= 1) weeks.push(i-1);
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+ }
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+ return weeks;
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+ }
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+
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+ function normalizeWeeks(weeks) {
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+ const list = Array.from(new Set((weeks || []).filter((w) => Number.isInteger(w) && w > 0)));
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+ list.sort((a, b) => a - b);
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+ return list;
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+ }
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+
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+ function mapSectionToTimeSlotNumber(section) {
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+ const mapping = { 1: 1, 2: 2, 3: 3, 4: 4, 5: 5, 6: 6, 7: 7, 8: 8 };
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+ return mapping[section] || section;
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+ }
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+
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+ // 反引号化 JavaScript 字面量字符串
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+ function unquoteJsLiteral(token) {
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+ const text = String(token || "").trim();
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+ if (!text) return "";
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+ if (text === "null" || text === "undefined") return "";
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+ if ((text.startsWith("\"") && text.endsWith("\"")) || (text.startsWith("'") && text.endsWith("'"))) {
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+ }
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+ if (text.includes('+') && /^[a-zA-Z_$][\w$]*\s*\+/.test(text)) {
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+ const varName = text.split('+')[0].trim();
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+ return varName;
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+ }
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+ return text;
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+ }
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+
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+ // 分割 JavaScript 函数参数字符串
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+ function splitJsArgs(argsText) {
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+ const args = [];
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+ let curr = "";
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+ let inQuote = "";
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+ let escaped = false;
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+ for (let i = 0; i < argsText.length; i++) {
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+ const ch = argsText[i];
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+ if (escaped) { curr += ch; escaped = false; continue; }
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+ if (ch === "\\") { curr += ch; escaped = true; continue; }
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+ if (inQuote) { curr += ch; if (ch === inQuote) inQuote = ""; continue; }
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+ if (ch === "\"" || ch === "'") { curr += ch; inQuote = ch; continue; }
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+ if (ch === ",") { args.push(curr.trim()); curr = ""; continue; }
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+ curr += ch;
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+ }
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+ if (curr.trim() || argsText.endsWith(",")) { args.push(curr.trim()); }
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+ return args;
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+ }
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+
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+ // 核心：从脚本中解析 TaskActivity
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+ function parseCoursesFromTaskActivityScript(htmlText) {
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+ const text = String(htmlText || "");
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+ if (!text) return [];
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+ const unitCountMatch = text.match(/\bvar\s+unitCount\s*=\s*(\d+)\s*;/);
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+ const unitCount = unitCountMatch ? parseInt(unitCountMatch[1], 10) : 0;
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+ if (!Number.isInteger(unitCount) || unitCount <= 0) return [];
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+ const courses = [];
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+ const blockRe = /activity\s*=\s*new\s+TaskActivity\(([^]*?)\)\s*;\s*index\s*=\s*(?:(\d+)\s*\*\s*unitCount\s*\+\s*(\d+)|(\d+))\s*;\s*table\d+\.activities\[index\]/g;
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+ let match;
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+ while ((match = blockRe.exec(text)) !== null) {
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+ const argsText = match[1] || "";
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+ const args = splitJsArgs(argsText);
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+ if (args.length < 7) continue;
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+ const dayPart = match[2];
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+ const sectionPart = match[3];
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+ const directIndexPart = match[4];
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+ let indexValue = -1;
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+ if (dayPart != null && sectionPart != null) {
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+ indexValue = parseInt(dayPart, 10) * unitCount + parseInt(sectionPart, 10);
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+ } else if (directIndexPart != null) {
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+ indexValue = parseInt(directIndexPart, 10);
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+ }
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+ if (!Number.isInteger(indexValue) || indexValue < 0) continue;
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+ const day = Math.floor(indexValue / unitCount) + 1;
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+ let section = (indexValue % unitCount) + 1;
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+ section = mapSectionToTimeSlotNumber(section);
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+ if (day < 1 || day > 7 || section < 1 || section > 16) continue;
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+ let teacher = unquoteJsLiteral(args[1]);
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+ if (teacher && !/^['"]/.test(String(args[1]).trim()) && /join\s*\(/.test(String(args[1]))) {
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+ const resolved = resolveTeachersForTaskActivityBlock(text, match.index);
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+ if (resolved) { teacher = resolved; }
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+ }
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+ let name = unquoteJsLiteral(args[3]);
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+ if (name && !/^['"]/.test(String(args[3]).trim()) && /^\w+\s*\+\s*["']/.test(String(args[3]))) {
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+ const varMatch = String(args[3]).match(/^(\w+)\s*\+/);
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+ if (varMatch && varMatch[1] === "courseName") {
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+ const resolved = resolveCourseNameForTaskActivityBlock(text, match.index);
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+ if (resolved) {
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+ const suffixMatch = String(args[3]).match(/\+\s*["']([^)]+)["']$/);
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+ const suffix = suffixMatch ? suffixMatch[1] : "";
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+ name = resolved + (suffix ? `(${suffix})` : "");
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+ }
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+ }
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+ }
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+ name = cleanCourseName(name);
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+ const position = unquoteJsLiteral(args[5]);
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+ const weekBitmap = unquoteJsLiteral(args[6]);
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+ const weeks = normalizeWeeks(parseValidWeeksBitmap(weekBitmap));
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+ if (!name) continue;
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+ courses.push({ name, teacher, position, day, startSection: section, endSection: section+1, weeks });
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+ }
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+ return mergeContiguousSections(courses);
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+ }
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+
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+ function resolveTeachersForTaskActivityBlock(fullText, blockStartIndex) {
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+ const start = Math.max(0, blockStartIndex - 2200);
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+ const segment = fullText.slice(start, blockStartIndex);
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+ const re = /var\s+actTeachers\s*=\s*\[([^]*?)\]\s*;/g;
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+ let m; let last = null;
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+ while ((m = re.exec(segment)) !== null) { last = m[1]; }
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+ if (!last) return "";
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+ const names = [];
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+ const nameRe = /name\s*:\s*(?:"([^"]*)"|'([^']*)')/g;
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+ let nm;
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+ while ((nm = nameRe.exec(last)) !== null) {
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+ const name = (nm[1] || nm[2] || "").trim();
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+ if (name) names.push(name);
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+ }
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+ if (names.length === 0) return "";
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+ return Array.from(new Set(names)).join(",");
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+ }
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+
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+ function resolveCourseNameForTaskActivityBlock(fullText, blockStartIndex) {
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+ const start = Math.max(0, blockStartIndex - 3000);
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+ const segment = fullText.slice(start, blockStartIndex);
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+ const re = /(?:var\s+)?courseName\s*=\s*(?:"([^"]*)"|'([^']*)')(?:\s*;)?/gi;
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+ let match; const values = [];
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+ while ((match = re.exec(segment)) !== null) {
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+ const value = (match[1] || match[2] || "").trim();
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+ if (value) { values.push(value); }
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+ }
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+ return values.length > 0 ? values[values.length - 1] : null;
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+ }
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+
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+ function mergeContiguousSections(courses) {
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+ const list = (courses || [])
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+ .filter((c) => c && c.name && Number.isInteger(c.day) && Number.isInteger(c.startSection) && Number.isInteger(c.endSection))
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+ .map((c) => ({ ...c, weeks: normalizeWeeks(c.weeks) }));
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+ list.sort((a, b) => {
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+ const ak = `${a.name}|${a.teacher}|${a.position}|${a.day}|${JSON.stringify(a.weeks)}`;
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+ const bk = `${b.name}|${b.teacher}|${b.position}|${b.day}|${JSON.stringify(b.weeks)}`;
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+ if (ak < bk) return -1; if (ak > bk) return 1;
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+ return a.startSection - b.startSection;
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+ });
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+ const merged = [];
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+ for (const item of list) {
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+ const prev = merged[merged.length - 1];
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+ const sameCourse = prev
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+ && prev.name === item.name
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+ && prev.teacher === item.teacher
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+ && prev.position === item.position
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+ && prev.day === item.day
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+ && JSON.stringify(prev.weeks) === JSON.stringify(item.weeks);
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+ const isContiguous = sameCourse && prev.endSection + 1 === item.startSection;
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+ if (isContiguous) { prev.endSection = item.endSection; }
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+ else { merged.push({ ...item }); }
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+ }
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+ return merged;
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+ }
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+
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+ function getPresetTimeSlots() {
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+ return [
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+ { number: 1, startTime: "08:00", endTime: "08:45" },
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+ { number: 2, startTime: "08:50", endTime: "09:35" },
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+ { number: 3, startTime: "10:05", endTime: "10:50" },
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+ { number: 4, startTime: "10:55", endTime: "11:40" },
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+ { number: 5, startTime: "14:00", endTime: "14:45" },
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+ { number: 6, startTime: "14:50", endTime: "15:35" },
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+ { number: 7, startTime: "16:05", endTime: "16:50" },
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+ { number: 8, startTime: "16:55", endTime: "17:40" }
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+ ];
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+ }
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+
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+ async function runImportFlow() {
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+ // 确保桥接可用
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+ if (!window.AndroidBridgePromise) {
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+ throw new Error("AndroidBridgePromise 不可用，无法进行导入交互。");
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+ }
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+ AndroidBridge.showToast("开始自动探测东北大学秦皇岛校区教务参数...");
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+
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+ // 1. 探测学生 ID 和学期组件 tagId
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+ const entryUrl = `${BASE}/eams/courseTableForStd.action?&sf_request_type=ajax`;
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+ const entryHtml = await requestText(entryUrl, {
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+ method: "GET",
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+ headers: { "x-requested-with": "XMLHttpRequest" }
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+ });
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+ const params = parseEntryParams(entryHtml);
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+ if (!params.studentId || !params.tagId) {
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+ await window.AndroidBridgePromise.showAlert(
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+ "参数探测失败",
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+ "未能识别学生 ID 或学期组件 tagId，请确认已登录后重试。",
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+ "确定"
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+ );
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+ return;
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+ }
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+
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+ // 2. 获取学期列表并让用户选择
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+ const semesterRaw = await requestText(`${BASE}/eams/dataQuery.action?sf_request_type=ajax`, {
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+ method: "POST",
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+ headers: { "content-type": "application/x-www-form-urlencoded; charset=UTF-8" },
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+ body: `tagId=${encodeURIComponent(params.tagId)}&dataType=semesterCalendar`
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+ });
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+ const allSemesters = parseSemesterResponse(semesterRaw);
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+ if (allSemesters.length === 0) {
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+ throw new Error("学期列表为空，无法继续导入。");
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+ }
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+ const recentSemesters = allSemesters.slice(-8);
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+ const selectIndex = await window.AndroidBridgePromise.showSingleSelection(
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+ "请选择导入学期",
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+ JSON.stringify(recentSemesters.map((s) => s.name || s.id)),
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+ recentSemesters.length - 1
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+ );
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+ if (selectIndex === null) {
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+ AndroidBridge.showToast("已取消导入");
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+ return;
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+ }
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+ const selectedSemester = recentSemesters[selectIndex];
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+ AndroidBridge.showToast("正在获取课表数据...");
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+
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+ // 3. 拉取并解析课表
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+ const courseHtml = await requestText(`${BASE}/eams/courseTableForStd!courseTable.action?sf_request_type=ajax`, {
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+ method: "POST",
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+ headers: { "content-type": "application/x-www-form-urlencoded; charset=UTF-8" },
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+ body: [
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+ "ignoreHead=1",
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+ "setting.kind=std",
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+ "startWeek=",
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+ `semester.id=${encodeURIComponent(selectedSemester.id)}`,
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+ `ids=${encodeURIComponent(params.studentId)}`
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+ ].join("&")
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+ });
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+
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+ const courses = parseCoursesFromTaskActivityScript(courseHtml);
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+ if (courses.length === 0) {
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+ const debugInfo = extractCourseHtmlDebugInfo(courseHtml);
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+ await window.AndroidBridgePromise.showAlert(
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+ "解析失败",
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+ `未能从课表响应中识别到课程。\n响应长度: ${debugInfo.responseLength}\n包含 TaskActivity: ${debugInfo.hasTaskActivity}`,
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+ "确定"
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+ );
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+ return;
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+ }
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+
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+ // 4. 保存结果
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+ await window.AndroidBridgePromise.saveImportedCourses(JSON.stringify(courses));
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+ await window.AndroidBridgePromise.savePresetTimeSlots(JSON.stringify(getPresetTimeSlots()));
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+
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+ AndroidBridge.showToast(`导入成功，共 ${courses.length} 条课程`);
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+ AndroidBridge.notifyTaskCompletion();
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+ }
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+
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+ (async function bootstrap() {
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+ try {
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+ await runImportFlow();
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+ } catch (error) {
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+ console.error("导入流程失败:", error);
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+ AndroidBridge.showToast("自动探测失败，请检查教务连接");
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+ }
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+ })();
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+})();
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aryunm