hz4th_coder
3f9848c635
- 产品名称(product_names)不再自动填充为网页标题 - 内容库显示搜索标题(search_title)作为主标题 - 产品名称单独显示（如果有关联）
514 lines
17 KiB
JavaScript
514 lines
17 KiB
JavaScript
// API基础地址
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const API_BASE = '';
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// 状态
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let articles = [];
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let currentPage = 1;
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let pageSize = 20; // 默认每页20条
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let totalCount = 0;
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let selectedIds = new Set();
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let currentArticleId = null;
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// 页面加载
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document.addEventListener('DOMContentLoaded', () => {
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loadArticles();
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loadCategories();
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// 搜索防抖
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let searchTimeout;
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document.getElementById('search-input').addEventListener('input', (e) => {
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clearTimeout(searchTimeout);
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searchTimeout = setTimeout(() => {
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currentPage = 1;
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loadArticles();
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}, 300);
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});
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// 分类筛选
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document.getElementById('category-filter').addEventListener('change', () => {
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currentPage = 1;
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loadArticles();
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});
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});
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// 改变每页数量
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function changePageSize() {
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pageSize = parseInt(document.getElementById('page-size').value);
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currentPage = 1;
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loadArticles();
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}
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// 加载文章列表
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async function loadArticles() {
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const keyword = document.getElementById('search-input').value.trim();
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const category = document.getElementById('category-filter').value;
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const params = new URLSearchParams({
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limit: pageSize,
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offset: (currentPage - 1) * pageSize
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});
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if (keyword) {
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// 搜索时也传递 limit 和 offset 参数
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let searchUrl = `${API_BASE}/api/articles/search?q=${encodeURIComponent(keyword)}`;
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if (category) searchUrl += `&category=${encodeURIComponent(category)}`;
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searchUrl += `&limit=${pageSize}&offset=${(currentPage - 1) * pageSize}`;
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const response = await fetch(searchUrl);
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const data = await response.json();
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if (data.success) {
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articles = data.articles;
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totalCount = data.count;
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}
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} else {
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const response = await fetch(`${API_BASE}/api/articles?${params.toString()}`);
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const data = await response.json();
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if (data.success) {
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articles = data.articles;
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totalCount = data.count;
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}
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}
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displayArticles();
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updatePagination();
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updateStats();
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}
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// 加载分类列表
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async function loadCategories() {
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try {
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const response = await fetch(`${API_BASE}/api/articles?limit=1000`);
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const data = await response.json();
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if (data.success) {
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const categories = new Set();
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data.articles.forEach(a => {
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if (a.category) categories.add(a.category);
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});
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const select = document.getElementById('category-filter');
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select.innerHTML = '<option value="">全部分类</option>' +
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Array.from(categories).map(c => `<option value="${escapeHtml(c)}">${escapeHtml(c)}</option>`).join('');
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}
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} catch (error) {
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console.error('加载分类失败:', error);
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}
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}
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// 显示文章列表
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function displayArticles() {
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const container = document.getElementById('articles-list');
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if (articles.length === 0) {
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container.innerHTML = '<div class="empty-text">暂无文章</div>';
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return;
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}
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container.innerHTML = articles.map(article => {
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const productNames = safeParseJSON(article.product_names, []);
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const keywords = safeParseJSON(article.keywords, []);
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// 确定显示标题：优先 search_title（搜索标题），其次 product_names（产品名称），最后来源
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const displayTitle = article.search_title || productNames.join(', ') || article.source || '未命名';
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return `
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<div class="article-card ${selectedIds.has(article.id) ? 'selected' : ''}" id="article-${article.id}">
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<div class="article-card-header">
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<label class="checkbox-wrapper">
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<input type="checkbox" class="article-select"
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${selectedIds.has(article.id) ? 'checked' : ''}
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onchange="toggleSelect(${article.id})">
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</label>
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<div class="article-title" onclick="showDetail(${article.id})">
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${escapeHtml(displayTitle)}
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</div>
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<div class="article-actions">
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<button onclick="editArticle(${article.id})" class="btn btn-sm btn-secondary">
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<i class="ri-edit-line"></i>
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</button>
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<button onclick="deleteArticle(${article.id})" class="btn btn-sm btn-danger">
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<i class="ri-delete-bin-line"></i>
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</button>
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</div>
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</div>
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${productNames.length > 0 ? `
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<div class="article-products">
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<i class="ri-price-tag-3-line"></i> 产品: ${escapeHtml(productNames.join(', '))}
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</div>
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` : ''}
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<div class="article-meta">
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${article.category ? `<span class="article-category">${escapeHtml(article.category)}</span>` : ''}
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<span><i class="ri-link"></i> ${escapeHtml(article.source || '未知来源')}</span>
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<span><i class="ri-calendar-line"></i> ${formatDate(article.fetch_date)}</span>
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</div>
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<div class="article-summary">${escapeHtml(article.summary || '')}</div>
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${keywords.length > 0 ? `
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<div class="article-tags">
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${keywords.slice(0, 5).map(k => `<span class="article-tag">${escapeHtml(k)}</span>`).join('')}
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</div>
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` : ''}
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</div>
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`;
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}).join('');
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}
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// 更新分页
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function updatePagination() {
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const totalPages = Math.ceil(totalCount / pageSize);
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// 更新上部分页
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document.getElementById('page-info-top').textContent = `第 ${currentPage} / ${totalPages || 1} 页`;
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document.getElementById('prev-btn-top').disabled = currentPage <= 1;
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document.getElementById('next-btn-top').disabled = currentPage >= totalPages;
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// 更新下部分页
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document.getElementById('page-info').textContent = `第 ${currentPage} / ${totalPages || 1} 页`;
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document.getElementById('prev-btn').disabled = currentPage <= 1;
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document.getElementById('next-btn').disabled = currentPage >= totalPages;
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}
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// 更新统计
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function updateStats() {
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document.getElementById('total-count').textContent = `${totalCount} 篇文章`;
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}
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// 上一页
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function prevPage() {
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if (currentPage > 1) {
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currentPage--;
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loadArticles();
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}
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}
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// 下一页
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function nextPage() {
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const totalPages = Math.ceil(totalCount / pageSize);
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if (currentPage < totalPages) {
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currentPage++;
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loadArticles();
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}
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}
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// 刷新列表
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function refreshList() {
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loadArticles();
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}
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// 全选/取消全选
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function toggleSelectAll() {
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const checked = document.getElementById('select-all').checked;
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if (checked) {
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articles.forEach(a => selectedIds.add(a.id));
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} else {
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selectedIds.clear();
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}
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displayArticles();
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updateBatchActions();
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}
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// 切换单个选择
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function toggleSelect(id) {
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if (selectedIds.has(id)) {
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selectedIds.delete(id);
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} else {
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selectedIds.add(id);
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}
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updateBatchActions();
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}
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// 更新批量操作按钮
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function updateBatchActions() {
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const batchActions = document.getElementById('batch-actions');
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if (selectedIds.size > 0) {
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batchActions.style.display = 'flex';
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document.getElementById('selected-count').textContent = `已选 ${selectedIds.size} 篇`;
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} else {
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batchActions.style.display = 'none';
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}
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}
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// 显示详情
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async function showDetail(id) {
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currentArticleId = id;
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const article = articles.find(a => a.id === id);
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if (!article) {
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const response = await fetch(`${API_BASE}/api/articles/${id}`);
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const data = await response.json();
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if (data.success) {
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Object.assign(article, data.article);
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}
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}
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const productNames = safeParseJSON(article.product_names, []);
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const keywords = safeParseJSON(article.keywords, []);
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const body = document.getElementById('detail-body');
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body.innerHTML = `
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${article.search_title ? `
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<div class="detail-section">
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<h4><i class="ri-search-line"></i> 搜索标题</h4>
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<p style="color: #667eea; font-weight: 500;">${escapeHtml(article.search_title)}</p>
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</div>
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` : ''}
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<div class="detail-section">
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<h4><i class="ri-article-line"></i> 网页标题（产品名称）</h4>
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<p>${escapeHtml(productNames.join(', ') || '无')}</p>
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</div>
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<div class="detail-meta" style="display: flex; gap: 20px; background: #f8f9fa; padding: 15px; border-radius: 8px; margin-bottom: 20px; flex-wrap: wrap;">
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<div><strong>分类:</strong> ${escapeHtml(article.category || '未分类')}</div>
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<div><strong>来源:</strong> ${escapeHtml(article.source)}</div>
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<div><strong>时间:</strong> ${formatDate(article.fetch_date)}</div>
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</div>
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${article.url ? `<div class="detail-section"><h4><i class="ri-link"></i> 原文链接</h4><a href="${escapeHtml(article.url)}" target="_blank" style="color: #667eea;">${escapeHtml(article.url)}</a></div>` : ''}
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${keywords.length > 0 ? `<div class="detail-section"><h4><i class="ri-keyword-line"></i> 关键词</h4><p>${escapeHtml(keywords.join(', '))}</p></div>` : ''}
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<div class="detail-section">
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<h4><i class="ri-file-text-line"></i> 摘要</h4>
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<p>${escapeHtml(article.summary || '无')}</p>
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</div>
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<div class="detail-section">
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<h4><i class="ri-align-left"></i> 内容</h4>
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<div class="detail-content">${escapeHtml(article.content || '无内容')}</div>
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</div>
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`;
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document.getElementById('detail-modal').classList.add('active');
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}
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// 显示添加模态框
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function showAddModal() {
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currentArticleId = null;
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document.getElementById('modal-title').innerHTML = '<i class="ri-file-add-line"></i> 添加文章';
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document.getElementById('article-form').reset();
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document.getElementById('article-modal').classList.add('active');
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}
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// 编辑文章
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function editArticle(id) {
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const article = articles.find(a => a.id === id);
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if (!article) return;
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currentArticleId = id;
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document.getElementById('modal-title').innerHTML = '<i class="ri-edit-line"></i> 编辑文章';
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const productNames = safeParseJSON(article.product_names, []);
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const keywords = safeParseJSON(article.keywords, []);
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document.getElementById('article-id').value = id;
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document.getElementById('article-products').value = productNames.join(', ');
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document.getElementById('article-category').value = article.category || '';
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document.getElementById('article-keywords').value = keywords.join(', ');
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document.getElementById('article-summary').value = article.summary || '';
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document.getElementById('article-content').value = article.content || '';
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document.getElementById('article-source').value = article.source || '';
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document.getElementById('article-url').value = article.url || '';
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document.getElementById('article-modal').classList.add('active');
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}
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// 编辑当前文章
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function editCurrentArticle() {
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if (currentArticleId) {
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closeModal('detail-modal');
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editArticle(currentArticleId);
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}
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}
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// 保存文章
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async function saveArticle() {
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const id = document.getElementById('article-id').value;
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const products = document.getElementById('article-products').value.trim();
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const summary = document.getElementById('article-summary').value.trim();
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const content = document.getElementById('article-content').value.trim();
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const source = document.getElementById('article-source').value.trim();
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if (!products || !summary || !content || !source) {
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showToast('请填写必填字段', 'error');
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return;
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}
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const articleData = {
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product_names: products.split(',').map(p => p.trim()),
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category: document.getElementById('article-category').value.trim(),
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keywords: document.getElementById('article-keywords').value.split(',').map(k => k.trim()).filter(k => k),
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summary: summary,
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content: content,
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source: source,
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url: document.getElementById('article-url').value.trim()
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};
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try {
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if (id) {
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// 更新 - 先删除再添加
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await fetch(`${API_BASE}/api/articles/${id}`, { method: 'DELETE' });
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}
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const response = await fetch(`${API_BASE}/api/articles`, {
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method: 'POST',
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headers: { 'Content-Type': 'application/json' },
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body: JSON.stringify(articleData)
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});
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const data = await response.json();
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if (data.success) {
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showToast(id ? '文章已更新' : '文章已添加', 'success');
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closeModal('article-modal');
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loadArticles();
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} else {
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showToast('保存失败: ' + data.error, 'error');
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}
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} catch (error) {
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showToast('保存出错', 'error');
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}
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}
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// 删除文章
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async function deleteArticle(id) {
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if (!confirm('确定要删除这篇文章吗？')) return;
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try {
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const response = await fetch(`${API_BASE}/api/articles/${id}`, {
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method: 'DELETE'
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});
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const data = await response.json();
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if (data.success) {
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showToast('文章已删除', 'success');
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loadArticles();
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} else {
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showToast('删除失败', 'error');
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}
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} catch (error) {
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showToast('删除出错', 'error');
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}
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}
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// 删除当前文章
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function deleteCurrentArticle() {
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if (currentArticleId) {
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deleteArticle(currentArticleId);
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closeModal('detail-modal');
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}
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}
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// 批量删除
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async function batchDelete() {
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if (selectedIds.size === 0) return;
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if (!confirm(`确定要删除选中的 ${selectedIds.size} 篇文章吗？`)) return;
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let deleted = 0;
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for (const id of selectedIds) {
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try {
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await fetch(`${API_BASE}/api/articles/${id}`, { method: 'DELETE' });
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deleted++;
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} catch (error) {
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console.error(`删除 ${id} 失败:`, error);
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}
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}
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selectedIds.clear();
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showToast(`已删除 ${deleted} 篇文章`, 'success');
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loadArticles();
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}
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// 导出文章
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async function exportArticles() {
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const keyword = document.getElementById('search-input').value.trim();
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const category = document.getElementById('category-filter').value;
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let exportArticles = articles;
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// 如果有搜索条件，获取全部匹配的
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if (keyword || category) {
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const params = new URLSearchParams();
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if (keyword) params.append('q', keyword);
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if (category) params.append('category', category);
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const response = await fetch(`${API_BASE}/api/articles/search?${params.toString()}`);
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const data = await response.json();
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if (data.success) {
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exportArticles = data.articles;
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}
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}
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if (exportArticles.length === 0) {
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showToast('没有可导出的文章', 'error');
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return;
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}
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// 导出为 JSON
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const exportData = exportArticles.map(a => ({
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product_names: safeParseJSON(a.product_names, []),
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category: a.category,
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keywords: safeParseJSON(a.keywords, []),
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summary: a.summary,
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content: a.content,
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source: a.source,
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url: a.url
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}));
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const blob = new Blob([JSON.stringify(exportData, null, 2)], { type: 'application/json' });
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const url = URL.createObjectURL(blob);
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const a = document.createElement('a');
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a.href = url;
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a.download = `articles_${new Date().toISOString().split('T')[0]}.json`;
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a.click();
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URL.revokeObjectURL(url);
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showToast(`已导出 ${exportArticles.length} 篇文章`, 'success');
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}
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// 关闭模态框
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function closeModal(modalId) {
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document.getElementById(modalId).classList.remove('active');
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}
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// 显示提示
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function showToast(message, type = '') {
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const toast = document.getElementById('toast');
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toast.textContent = message;
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toast.className = `toast active ${type}`;
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setTimeout(() => {
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toast.classList.remove('active');
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}, 3000);
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}
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// HTML转义
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function escapeHtml(text) {
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if (!text) return '';
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const div = document.createElement('div');
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div.textContent = text;
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return div.innerHTML;
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}
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// 安全解析JSON
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function safeParseJSON(str, defaultVal) {
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try {
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return JSON.parse(str || JSON.stringify(defaultVal));
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} catch {
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return defaultVal;
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}
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}
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// 日期格式化
|
|
function formatDate(dateString) {
|
|
if (!dateString) return '-';
|
|
const date = new Date(dateString);
|
|
return date.toLocaleString('zh-CN', {
|
|
year: 'numeric',
|
|
month: '2-digit',
|
|
day: '2-digit',
|
|
hour: '2-digit',
|
|
minute: '2-digit'
|
|
});
|
|
} |