354 lines
11 KiB
JavaScript
354 lines
11 KiB
JavaScript
/**
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* 班级操行分管理系统 - 公共JS
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*
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* 开发者: Canglan
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* 联系方式: admin@sea-studio.top
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* 版权归属: Sea Network Technology Studio
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* 许可证: MIT License
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*
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* 版权所有 © Sea Network Technology Studio
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*/
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function getToken() {
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return localStorage.getItem(window.JWT_STORAGE_KEY || 'class_system_token');
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}
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function getUserInfo() {
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const userStr = localStorage.getItem(window.USER_STORAGE_KEY || 'class_system_user');
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if (!userStr) return null;
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try {
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return JSON.parse(userStr);
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} catch {
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return null;
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}
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}
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function setUserInfo(user) {
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localStorage.setItem(window.USER_STORAGE_KEY || 'class_system_user', JSON.stringify(user));
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}
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function clearAuth() {
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localStorage.removeItem(window.JWT_STORAGE_KEY || 'class_system_token');
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localStorage.removeItem(window.USER_STORAGE_KEY || 'class_system_user');
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}
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async function apiRequest(url, options = {}) {
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const token = getToken();
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const headers = {
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'Content-Type': 'application/json',
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...options.headers
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};
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if (token) {
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headers['Authorization'] = `Bearer ${token}`;
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}
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const baseUrl = window.API_BASE_URL;
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const fullUrl = `${baseUrl}${url}`;
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try {
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const response = await fetch(fullUrl, { ...options, headers });
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const data = await response.json();
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if (response.status === 401) {
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clearAuth();
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// 同步清除 PHP Session，防止 index.php 302 重定向循环
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try {
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await fetch('/api/clear_session.php', {
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method: 'POST',
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headers: { 'Content-Type': 'application/json' }
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});
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} catch (e) {
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console.warn('[Auth] 清除PHP Session失败:', e);
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}
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// 防循环机制：检查是否已在登录页
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if (window.location.pathname === '/index.php' || window.location.pathname === '/') {
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console.warn('[Auth] 已在登录页收到401，停止重定向');
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return null;
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}
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// 防循环机制：5秒内重复401则停止重定向
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const now = Date.now();
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const lastRedirect = parseInt(sessionStorage.getItem('_last_401_redirect') || '0');
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if (now - lastRedirect < 5000) {
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console.warn('[Auth] 5秒内重复401，停止重定向。请检查Token是否有效。');
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return null;
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}
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sessionStorage.setItem('_last_401_redirect', now.toString());
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window.location.href = '/index.php';
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return null;
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}
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return data;
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} catch (error) {
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console.error('API请求错误:', error);
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showToast('网络错误，请稍后重试', 'error');
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return null;
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}
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}
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function apiGet(url, params = {}) {
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const queryString = new URLSearchParams(params).toString();
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const fullUrl = queryString ? `${url}?${queryString}` : url;
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return apiRequest(fullUrl, { method: 'GET' });
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}
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function apiPost(url, data = {}) {
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return apiRequest(url, {
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method: 'POST',
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body: JSON.stringify(data)
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});
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}
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function apiPut(url, data = {}) {
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return apiRequest(url, {
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method: 'PUT',
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body: JSON.stringify(data)
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});
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}
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function apiDelete(url) {
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return apiRequest(url, { method: 'DELETE' });
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}
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function showToast(message, type = 'success') {
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const toast = document.createElement('div');
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toast.className = `toast toast-${type}`;
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toast.textContent = message;
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document.body.appendChild(toast);
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setTimeout(() => toast.remove(), 3000);
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}
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function formatDate(dateStr) {
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if (!dateStr) return '-';
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const date = new Date(dateStr);
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return `${date.getFullYear()}-${String(date.getMonth() + 1).padStart(2, '0')}-${String(date.getDate()).padStart(2, '0')}`;
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}
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function formatDateTime(dateStr) {
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if (!dateStr) return '-';
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const date = new Date(dateStr);
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return `${date.getFullYear()}-${String(date.getMonth() + 1).padStart(2, '0')}-${String(date.getDate()).padStart(2, '0')} ${String(date.getHours()).padStart(2, '0')}:${String(date.getMinutes()).padStart(2, '0')}`;
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}
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function getStatusBadge(status, type = 'homework') {
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const statusMap = {
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homework: {
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'submitted': '已提交',
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'not_submitted': '未提交',
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'late': '迟交'
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},
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attendance: {
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'present': '出勤',
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'absent': '缺勤',
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'late': '迟到',
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'leave': '请假'
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}
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};
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const texts = statusMap[type] || statusMap.homework;
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const text = texts[status] || status;
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let className = 'status-badge ';
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switch (status) {
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case 'submitted':
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case 'present':
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className += 'status-submitted';
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break;
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case 'not_submitted':
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case 'absent':
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className += 'status-not_submitted';
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break;
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case 'late':
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className += 'status-late';
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break;
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case 'leave':
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className += 'status-leave';
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break;
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default:
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className += 'status-not_submitted';
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}
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return `<span class="${className}">${text}</span>`;
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}
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async function logout() {
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// 清除 PHP Session
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try {
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await fetch('/api/clear_session.php', {
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method: 'POST',
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headers: { 'Content-Type': 'application/json' }
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});
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} catch (e) {
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console.warn('清除Session失败', e);
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}
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// 清除后端 Token
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try {
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await apiPost('/api/auth/logout');
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} catch (e) {
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console.warn('后端登出失败', e);
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}
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// 清除 localStorage
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clearAuth();
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// 跳转回登录页
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window.location.href = '/index.php';
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}
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function escapeHtml(str) {
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if (!str) return '';
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return str.replace(/[&<>]/g, function(m) {
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if (m === '&') return '&';
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if (m === '<') return '<';
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if (m === '>') return '>';
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return m;
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});
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}
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/**
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* 智能分页渲染（最多显示7个页码 + 跳转输入框）
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* @param {string|HTMLElement} container - 分页容器ID或DOM元素
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* @param {number} currentPage - 当前页码
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* @param {number} totalPages - 总页数
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* @param {function} onPageChange - 页码变化回调函数，参数为新的页码
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*/
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function renderSmartPagination(container, currentPage, totalPages, onPageChange) {
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if (typeof container === 'string') {
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container = document.getElementById(container);
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}
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if (!container || totalPages <= 1) {
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if (container) container.innerHTML = '';
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return;
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}
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const MAX_VISIBLE = 7;
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let html = '';
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// 上一页按钮
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if (currentPage > 1) {
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html += `<a href="#" class="page-nav" data-page="${currentPage - 1}">« 上一页</a>`;
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}
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if (totalPages <= MAX_VISIBLE) {
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// 总页数不超过最大显示数，全部显示
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for (let i = 1; i <= totalPages; i++) {
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if (i === currentPage) {
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html += `<span class="active">${i}</span>`;
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} else {
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html += `<a href="#" data-page="${i}">${i}</a>`;
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}
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}
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} else {
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// 需要省略号
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// 始终显示第1页
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if (currentPage === 1) {
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html += `<span class="active">1</span>`;
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} else {
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html += `<a href="#" data-page="1">1</a>`;
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}
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// 计算中间页码范围
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let start = Math.max(2, currentPage - 2);
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let end = Math.min(totalPages - 1, currentPage + 2);
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// 调整确保中间至少有3个页码（加上首尾共5-7个）
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if (currentPage <= 3) {
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end = Math.min(5, totalPages - 1);
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}
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if (currentPage >= totalPages - 2) {
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start = Math.max(2, totalPages - 4);
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}
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// 前省略号
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if (start > 2) {
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html += `<span class="ellipsis">...</span>`;
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}
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// 中间页码
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for (let i = start; i <= end; i++) {
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if (i === currentPage) {
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html += `<span class="active">${i}</span>`;
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} else {
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html += `<a href="#" data-page="${i}">${i}</a>`;
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}
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}
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// 后省略号
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if (end < totalPages - 1) {
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html += `<span class="ellipsis">...</span>`;
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}
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// 始终显示最后一页
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if (currentPage === totalPages) {
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html += `<span class="active">${totalPages}</span>`;
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} else {
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html += `<a href="#" data-page="${totalPages}">${totalPages}</a>`;
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}
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}
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// 下一页按钮
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if (currentPage < totalPages) {
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html += `<a href="#" class="page-nav" data-page="${currentPage + 1}">下一页 »</a>`;
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}
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// 页码跳转
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html += `<span class="page-jump">跳至 <input type="number" min="1" max="${totalPages}" placeholder="页码"> / ${totalPages}页</span>`;
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container.innerHTML = html;
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// 绑定页码点击事件
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container.querySelectorAll('a[data-page]').forEach(link => {
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link.addEventListener('click', function(e) {
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e.preventDefault();
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const page = parseInt(this.dataset.page);
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if (page && page !== currentPage && page >= 1 && page <= totalPages) {
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onPageChange(page);
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}
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});
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});
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// 绑定跳转输入框事件
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const jumpInput = container.querySelector('.page-jump input');
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if (jumpInput) {
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jumpInput.addEventListener('keydown', function(e) {
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if (e.key === 'Enter') {
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e.preventDefault();
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const page = parseInt(this.value);
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if (page && page >= 1 && page <= totalPages) {
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onPageChange(page);
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} else {
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showToast(`请输入1-${totalPages}之间的页码`, 'warning');
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}
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}
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});
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}
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}
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document.addEventListener('DOMContentLoaded', () => {
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const user = getUserInfo();
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const userNameSpan = document.getElementById('userName');
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if (userNameSpan && user) {
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userNameSpan.textContent = user.real_name || user.username;
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}
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const logoutBtn = document.getElementById('logoutBtn');
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if (logoutBtn) {
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logoutBtn.addEventListener('click', logout);
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}
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});
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// 全局textarea键盘事件：Enter提交表单，Ctrl+Enter换行
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document.addEventListener('keydown', function(e) {
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if (e.target.tagName !== 'TEXTAREA') return;
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if (e.key === 'Enter' && !e.ctrlKey && !e.shiftKey && !e.metaKey) {
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// Enter键提交表单
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e.preventDefault();
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var form = e.target.closest('form');
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if (form) {
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// 触发form的submit事件
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var submitEvent = new Event('submit', { cancelable: true, bubbles: true });
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form.dispatchEvent(submitEvent);
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}
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}
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// Ctrl+Enter和Shift+Enter保持默认换行行为（不拦截）
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}); |