feat: 首页添加分页功能，每页20条记录

xian_favor/api.py

@@ -292,6 +292,9 @@ INDEX_TEMPLATE = '''
             
             <!-- 列表 -->
             <div id="itemList"></div>
+            
+            <!-- 分页 -->
+            <div id="pagination" class="d-flex justify-content-center mt-3"></div>
         </div>
     </div>
 </div>
@@ -506,9 +509,9 @@ const API_BASE = '/api';
 let currentFilter = { type: '', status: '' };
 
 // 初始化
-document.addEventListener('DOMContentLoaded', () => {
+document.addEventListener('DOMContentLoaded', async () => {
+    await loadStats(); // 先加载统计，确保总数可用
     loadItems();
-    loadStats();
     loadTags();
     
     // 标签输入自动提示
@@ -554,9 +557,13 @@ document.addEventListener('DOMContentLoaded', () => {
 });
 
 // 加载列表
-async function loadItems() {
+let currentPage = 1;
+const pageSize = 20;
+
+async function loadItems(page = 1) {
+    currentPage = page;
     const keyword = document.getElementById('searchInput').value;
-    let url = `${API_BASE}/items?limit=100`;
+    let url = `${API_BASE}/items?limit=${pageSize}&offset=${(page-1)*pageSize}`;
     if (currentFilter.type) url += `&type=${currentFilter.type}`;
     if (currentFilter.status) url += `&status=${currentFilter.status}`;
     if (keyword) url += `&keyword=${encodeURIComponent(keyword)}`;
@@ -566,6 +573,7 @@ async function loadItems() {
     
     if (data.success) {
         renderItems(data.data);
+        renderPagination(data.data.length, page);
     }
 }
 
@@ -602,6 +610,53 @@ function renderItems(items) {
     `).join('');
 }
 
+// 渲染分页
+function renderPagination(itemCount, page) {
+    const container = document.getElementById('pagination');
+    const total = parseInt(document.getElementById('statTotal').textContent);
+    const totalPages = Math.ceil(total / pageSize);
+    
+    if (totalPages <= 1) {
+        container.innerHTML = '';
+        return;
+    }
+    
+    let html = '<nav><ul class="pagination">';
+    
+    // 上一页
+    html += `<li class="page-item ${page === 1 ? 'disabled' : ''}">
+        <a class="page-link" href="#" onclick="loadItems(${page-1}); return false;">«</a>
+    </li>`;
+    
+    // 页码（最多显示5个）
+    const startPage = Math.max(1, page - 2);
+    const endPage = Math.min(totalPages, page + 2);
+    
+    if (startPage > 1) {
+        html += `<li class="page-item"><a class="page-link" href="#" onclick="loadItems(1); return false;">1</a></li>`;
+        if (startPage > 2) html += `<li class="page-item disabled"><span class="page-link">...</span></li>`;
+    }
+    
+    for (let p = startPage; p <= endPage; p++) {
+        html += `<li class="page-item ${p === page ? 'active' : ''}">
+            <a class="page-link" href="#" onclick="loadItems(${p}); return false;">${p}</a>
+        </li>`;
+    }
+    
+    if (endPage < totalPages) {
+        if (endPage < totalPages - 1) html += `<li class="page-item disabled"><span class="page-link">...</span></li>`;
+        html += `<li class="page-item"><a class="page-link" href="#" onclick="loadItems(${totalPages}); return false;">${totalPages}</a></li>`;
+    }
+    
+    // 下一页
+    html += `<li class="page-item ${page === totalPages ? 'disabled' : ''}">
+        <a class="page-link" href="#" onclick="loadItems(${page+1}); return false;">»</a>
+    </li>`;
+    
+    html += '</ul></nav>';
+    container.innerHTML = html;
+}
+
 // 加载统计
 async function loadStats() {
     const res = await fetch(`${API_BASE}/stats`);
@@ -614,6 +669,12 @@ async function loadStats() {
     }
 }
 
+// 刷新数据（统计+列表）
+async function refreshData() {
+    await loadStats();
+    loadItems(currentPage);
+}
+
 // 添加条目
 async function addItem() {
     const type = document.getElementById('addType').value;
@@ -639,24 +700,21 @@ async function addItem() {
     if (res.ok) {
         bootstrap.Modal.getInstance(document.getElementById('addModal')).hide();
         document.getElementById('addForm').reset();
-        loadItems();
-        loadStats();
+        refreshData();
     }
 }
 
 // 完成待办
 async function completeItem(id) {
     await fetch(`${API_BASE}/items/${id}/done`, { method: 'POST' });
-    loadItems();
-    loadStats();
+    refreshData();
 }
 
 // 删除条目
 async function deleteItem(id) {
     if (!confirm('确认删除?')) return;
     await fetch(`${API_BASE}/items/${id}`, { method: 'DELETE' });
-    loadItems();
-    loadStats();
+    refreshData();
 }
 
 // 当前查看的条目ID
@@ -782,8 +840,7 @@ async function saveEdit() {
     
     if (res.ok) {
         bootstrap.Modal.getInstance(document.getElementById('editModal')).hide();
-        loadItems();
-        loadStats();
+        refreshData();
     }
 }