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+/**
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+ * 将周次字符串（如 "1-4,6,8-10"）解析为有序的周次数字数组。
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+ * 支持连续区间（如 "1-4"）和单个周次（如 "6"）的混合格式。
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+ * @param {string} weekStr - 原始周次字符串
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+ * @returns {number[]} 去重并升序排列的周次数组
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+ */
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+function parseWeeks(weekStr) {
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+ const weeks = [];
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+ const parts = weekStr.split(',');
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+
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+ for (const part of parts) {
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+ if (part.includes('-')) {
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+ const [start, end] = part.split('-');
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+ for (let w = parseInt(start); w <= parseInt(end); w++) {
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+ if (!weeks.includes(w)) weeks.push(w);
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+ }
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+ } else {
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+ const w = parseInt(part);
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+ if (!isNaN(w) && !weeks.includes(w)) weeks.push(w);
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+ }
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+ }
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+
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+ return weeks.sort((a, b) => a - b);
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+}
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+
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+/**
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+ * 从教务系统返回的 HTML 文档中解析所有课程信息。
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+ * 遍历课表格 #timetable 中每个单元格，提取课程名、教师、教室及周次节次。
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+ * @param {Document} doc - 已解析的 HTML 文档对象
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+ * @returns {object[]} 课程对象数组，每项包含 day/name/teacher/position/weeks/startSection/endSection
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+ */
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+function extractCoursesFromDoc(doc) {
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+ const courses = [];
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+ const table = doc.getElementById('timetable');
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+ if (!table) throw new Error("未找到课表格元素（#timetable），请确认教务系统页面已正常加载。");
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+
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+ const rows = table.getElementsByTagName('tr');
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+ // 跳过首行（表头）和末行（通常为空白行）
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+ for (let rowIdx = 1; rowIdx < rows.length - 1; rowIdx++) {
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+ const cells = rows[rowIdx].getElementsByTagName('td');
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+
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+ for (let colIdx = 0; colIdx < cells.length; colIdx++) {
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+ const dayOfWeek = colIdx + 1; // 列索引对应星期几（1=周一）
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+ const cell = cells[colIdx];
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+
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+ const contentDivs = cell.querySelectorAll('div.kbcontent');
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+ if (contentDivs.length === 0) continue;
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+
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+ contentDivs.forEach(div => {
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+ const rawHtml = div.innerHTML;
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+ // 跳过空单元格
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+ if (!rawHtml.trim() || rawHtml === ' ') return;
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+
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+ // 同一格内多门课以 10 个以上连字符分隔
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+ const blocks = rawHtml.split(/-{10,}\s*<br\s*\/?>/i);
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+
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+ blocks.forEach(block => {
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+ if (!block.trim()) return;
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+
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+ const tmp = document.createElement('div');
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+ tmp.innerHTML = block;
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+
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+ const course = {
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+ day: dayOfWeek,
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+ isCustomTime: false
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+ };
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+
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+ // 课程名称取第一个文本节点，fallback 到 innerText 首行
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+ const firstNode = tmp.childNodes[0];
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+ if (firstNode && firstNode.nodeType === Node.TEXT_NODE) {
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+ course.name = firstNode.nodeValue.trim();
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+ } else {
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+ course.name = tmp.innerText.split('\n')[0].trim();
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+ }
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+
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+ // 教师姓名
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+ const teacherEl = tmp.querySelector('font[title="教师"]');
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+ course.teacher = teacherEl ? teacherEl.innerText.trim() : "未知";
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+
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+ // 上课教室
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+ const roomEl = tmp.querySelector('font[title="教室"]');
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+ course.position = roomEl ? roomEl.innerText.trim() : "待定";
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+
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+ // 周次与节次：格式为 "X-Y(周)[A-B节]" 或仅 "X-Y(周)"
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+ const timeEl = tmp.querySelector('font[title="周次(节次)"]');
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+ if (!timeEl) return;
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+
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+ const timeText = timeEl.innerText.trim();
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+ const fullMatch = timeText.match(/(.+?)\(周\)\[(\d+)-(\d+)节\]/);
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+ if (fullMatch) {
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+ course.weeks = parseWeeks(fullMatch[1]);
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+ course.startSection = parseInt(fullMatch[2]);
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+ course.endSection = parseInt(fullMatch[3]);
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+ } else {
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+ const weekOnlyMatch = timeText.match(/(.+?)\(周\)/);
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+ if (weekOnlyMatch) {
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+ // 节次信息缺失时，根据行索引推算默认节次
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+ course.weeks = parseWeeks(weekOnlyMatch[1]);
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+ course.startSection = rowIdx * 2 - 1;
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+ course.endSection = rowIdx * 2;
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+ } else {
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+ return; // 无法识别的时间格式，跳过
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+ }
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+ }
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+
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+ if (course.name && course.weeks && course.weeks.length > 0) {
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+ courses.push(course);
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+ }
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+ });
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+ });
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+ }
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+ }
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+
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+ return courses;
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+}
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+
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+/**
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+ * 根据当前日期返回对应学期的作息时间表。
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+ * 5月1日至9月30日期间使用夏季作息，其余时间使用春秋冬季作息。
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+ * @returns {object[]} 节次时间数组，每项包含 number/startTime/endTime
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+ */
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+function getPresetTimeSlots() {
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+ const now = new Date();
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+ const month = now.getMonth() + 1;
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+ const day = now.getDate();
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+ // 判断是否处于夏季作息期间（5月1日 ~ 9月30日）
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+ const isSummer = (month > 5) || (month === 5 && day >= 1) || (month < 10) && (month > 4);
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+
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+ if (isSummer) {
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+ // 夏季作息
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+ return [
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+ { number: 1, startTime: "08:10", endTime: "08:55" },
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+ { number: 2, startTime: "09:05", endTime: "09:50" },
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+ { number: 3, startTime: "10:10", endTime: "10:55" },
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+ { number: 4, startTime: "11:05", endTime: "11:50" },
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+ { number: 5, startTime: "14:45", endTime: "15:30" },
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+ { number: 6, startTime: "15:40", endTime: "16:25" },
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+ { number: 7, startTime: "16:40", endTime: "17:25" },
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+ { number: 8, startTime: "17:35", endTime: "18:20" },
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+ { number: 9, startTime: "19:30", endTime: "20:15" },
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+ { number: 10, startTime: "20:25", endTime: "21:10" },
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+ { number: 11, startTime: "21:20", endTime: "22:05" }
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+ ];
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+ } else {
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+ // 春秋冬季作息
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+ return [
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+ { number: 1, startTime: "08:20", endTime: "09:05" },
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+ { number: 2, startTime: "09:05", endTime: "10:00" },
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+ { number: 3, startTime: "10:20", endTime: "11:05" },
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+ { number: 4, startTime: "11:15", endTime: "12:00" },
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+ { number: 5, startTime: "14:30", endTime: "15:15" },
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+ { number: 6, startTime: "15:25", endTime: "16:10" },
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+ { number: 7, startTime: "16:25", endTime: "17:10" },
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+ { number: 8, startTime: "17:20", endTime: "18:05" },
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+ { number: 9, startTime: "19:10", endTime: "19:55" },
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+ { number: 10, startTime: "20:05", endTime: "20:50" },
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+ { number: 11, startTime: "21:00", endTime: "21:45" }
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+ ];
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+ }
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+}
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+
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+/**
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+ * 返回全局课表基础配置（单节课时长与课间休息时长）。
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+ * @returns {{ defaultClassDuration: number, defaultBreakDuration: number }}
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+ */
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+function getCourseConfig() {
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+ return {
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+ defaultClassDuration: 45,
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+ defaultBreakDuration: 10
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+ };
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+}
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+
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+/**
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+ * 课表导入主流程。
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+ * 依次完成：发起请求 → 解析 HTML → 提取课程 → 保存配置/作息/课程 → 通知完成。
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+ * 在浏览器调试环境中仅打印结果，不调用 AndroidBridge。
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+ */
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+async function runImportFlow() {
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+ const isApp = typeof window.AndroidBridgePromise !== 'undefined';
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+ const hasToast = typeof window.AndroidBridge !== 'undefined';
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+
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+ try {
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+ if (hasToast) {
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+ AndroidBridge.showToast("正在拉取课表，请稍候...");
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+ } else {
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+ console.log("[HUSE] 开始请求课表页面...");
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+ }
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+
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+ const response = await fetch('/jsxsd/xskb/xskb_list.do', { method: 'GET' });
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+ const htmlText = await response.text();
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+ const doc = new DOMParser().parseFromString(htmlText, 'text/html');
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+
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+ // 读取学期列表（当前仅用于记录，实际取最新学期）
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+ const selectEl = doc.getElementById('xnxq01id');
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+ const semesters = [];
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+ const semesterValues = [];
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+ let defaultIndex = 0;
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+
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+ if (selectEl) {
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+ selectEl.querySelectorAll('option').forEach((opt, idx) => {
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+ semesters.push(opt.innerText.trim());
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+ semesterValues.push(opt.value);
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+ if (opt.hasAttribute('selected')) defaultIndex = idx;
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+ });
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+ }
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+ // 始终选取列表末尾的最新学期
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+ defaultIndex = semesters.length - 1;
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+ console.log(`[HUSE] 共找到 ${semesters.length} 个学期，当前使用：${semesters[defaultIndex] || '未知'}`);
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+
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+ const courses = extractCoursesFromDoc(doc);
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+
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+ if (courses.length === 0) {
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+ const msg = "未解析到任何课程，当前学期可能暂无排课。";
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+ console.warn("[HUSE] " + msg);
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+ if (isApp) {
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+ await window.AndroidBridgePromise.showAlert("提示", msg, "好的");
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+ } else {
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+ alert(msg);
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+ }
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+ return;
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+ }
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+
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+ console.log(`[HUSE] 成功解析 ${courses.length} 门课程。`);
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+
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+ const config = getCourseConfig();
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+ const timeSlots = getPresetTimeSlots();
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+
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+ // 浏览器调试环境：输出结果后退出，不执行 APP 存储逻辑
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+ if (!isApp) {
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+ console.log("[HUSE] 课表基础配置：", config);
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+ console.log("[HUSE] 作息时间表：", timeSlots);
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+ console.log("[HUSE] 课程列表：", courses);
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+ alert(`解析完成！共获取 ${courses.length} 门课程及作息时间，详情见控制台（F12）。`);
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+ return;
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+ }
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+
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+ // APP 环境：保存课表配置与作息时间
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+ const configSaved = await window.AndroidBridgePromise.saveCourseConfig(JSON.stringify(config));
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+ const slotsSaved = await window.AndroidBridgePromise.savePresetTimeSlots(JSON.stringify(timeSlots));
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+ if (!configSaved || !slotsSaved) {
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+ // 时间配置保存失败不强制中断，继续尝试导入课程
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+ console.warn("[HUSE] 课表时间配置保存失败，将继续尝试导入课程。");
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+ AndroidBridge.showToast("时间配置保存失败，继续导入课程...");
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+ }
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+
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+ // APP 环境：保存课程数据
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+ const courseSaved = await window.AndroidBridgePromise.saveImportedCourses(JSON.stringify(courses));
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+ if (!courseSaved) {
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+ console.error("[HUSE] 课程数据保存失败。");
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+ AndroidBridge.showToast("课程保存失败，请重试！");
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+ return;
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+ }
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+
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+ console.log(`[HUSE] 导入完成，共写入 ${courses.length} 门课程。`);
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+ AndroidBridge.showToast(`成功导入 ${courses.length} 门课程及作息时间！`);
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+ AndroidBridge.notifyTaskCompletion();
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+
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+ } catch (err) {
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+ console.error("[HUSE] 导入流程发生异常：", err);
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+ if (hasToast) {
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+ AndroidBridge.showToast("导入失败：" + err.message);
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+ } else {
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+ alert("导入失败：" + err.message);
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+ }
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+ }
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+}
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+
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+runImportFlow();
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zknb-666