feat: 快捷添加按钮，一键选择类型

- 顶部按钮栏分离为4个快捷添加按钮
- 点击直接进入对应类型的添加弹窗
- 弹窗标题显示类型图标和名称
- 不再需要下拉选择类型

README.md

@@ -141,6 +141,15 @@ xian-favor/
 
 ## 版本历史
 
+- **v2.1.0** (2026-04-16): 待办截止时间支持日期+时间
+  - 截止日期改为日期时间选择器
+  - 列表显示友好格式：今天 18:30、明天 09:00 等
+  - 详情页显示完整格式：2026年4月16日 18:30
+  - 后端支持多种日期格式解析
+  - 只有日期的待办视为当天 23:59 到期
+- **v2.0.1** (2026-04-16): 转换弹窗优化
+  - 内容预览保留换行格式，提高可读性
+  - 转换方式默认改为复制创建
 - **v2.0.0** (2026-04-16): 收藏转待办功能（大版本更新）
   - 新增 `/api/items/<id>/convert` API
   - **直接转换**：原收藏变为待办，数据合并

xian_favor/api.py

@@ -609,12 +609,21 @@ INDEX_TEMPLATE = '''
                 <button class="btn btn-outline-info me-2" onclick="showAIAddModal()" title="AI自动添加">
                     <i class="bi bi-robot"></i> AI添加
                 </button>
+                <button class="btn btn-outline-secondary me-1" onclick="showAddModal('text')" title="添加文本">
+                    <i class="bi bi-file-text"></i>
+                </button>
+                <button class="btn btn-outline-success me-1" onclick="showAddModal('link')" title="添加链接">
+                    <i class="bi bi-link-45deg"></i>
+                </button>
+                <button class="btn btn-outline-warning me-1" onclick="showAddModal('todo')" title="添加待办">
+                    <i class="bi bi-check2-square"></i>
+                </button>
+                <button class="btn btn-outline-primary me-1" onclick="showAddModal('column')" title="添加专栏">
+                    <i class="bi bi-newspaper"></i>
+                </button>
                 <button class="btn btn-outline-success me-2" onclick="exportData()" title="导出JSON">
                     <i class="bi bi-download"></i> 导出
                 </button>
-                <button class="btn btn-primary" data-bs-toggle="modal" data-bs-target="#addModal">
-                    <i class="bi bi-plus-lg"></i> 添加
-                </button>
             </div>
             
             <!-- 统计卡片 -->
@@ -667,20 +676,15 @@ INDEX_TEMPLATE = '''
     <div class="modal-dialog modal-lg">
         <div class="modal-content">
             <div class="modal-header">
-                <h5 class="modal-title">添加条目</h5>
+                <h5 class="modal-title">
+                    <span id="addModalIcon"></span> 
+                    <span id="addModalTitle">添加条目</span>
+                </h5>
                 <button type="button" class="btn-close" data-bs-dismiss="modal"></button>
             </div>
             <div class="modal-body">
                 <form id="addForm">
-                    <div class="mb-3">
-                        <label class="form-label">类型</label>
-                        <select id="addType" class="form-select">
-                            <option value="text">📝 文本</option>
-                            <option value="link">🔗 链接</option>
-                            <option value="column">📰 专栏</option>
-                            <option value="todo">✅ 待办</option>
-                        </select>
-                    </div>
+                    <input type="hidden" id="addType" value="text">
                     <div class="mb-3">
                         <label class="form-label">标题</label>
                         <input type="text" id="addTitle" class="form-control" placeholder="可选">
@@ -691,11 +695,11 @@ INDEX_TEMPLATE = '''
                     </div>
                     <div class="mb-3" id="urlGroup" style="display:none;">
                         <label class="form-label">URL</label>
-                        <input type="url" id="addUrl" class="form-control">
+                        <input type="url" id="addUrl" class="form-control" placeholder="https://...">
                     </div>
                     <div class="mb-3" id="sourceGroup" style="display:none;">
                         <label class="form-label">来源</label>
-                        <input type="text" id="addSource" class="form-control">
+                        <input type="text" id="addSource" class="form-control" placeholder="专栏来源">
                     </div>
                     <div class="mb-3" id="todoFields" style="display:none;">
                         <div class="row">
@@ -718,8 +722,8 @@ INDEX_TEMPLATE = '''
                             </div>
                         </div>
                         <div class="mt-3">
-                            <label class="form-label">截止日期</label>
-                            <input type="date" id="addDueDate" class="form-control">
+                            <label class="form-label">截止时间</label>
+                            <input type="datetime-local" id="addDueDate" class="form-control">
                         </div>
                     </div>
                     <div class="mb-3">
@@ -825,8 +829,8 @@ INDEX_TEMPLATE = '''
                             </div>
                         </div>
                         <div class="mt-3">
-                            <label class="form-label">截止日期</label>
-                            <input type="date" id="editDueDate" class="form-control">
+                            <label class="form-label">截止时间</label>
+                            <input type="datetime-local" id="editDueDate" class="form-control">
                         </div>
                     </div>
                     <div class="mb-3">
@@ -1060,8 +1064,8 @@ INDEX_TEMPLATE = '''
                         </select>
                     </div>
                     <div class="col">
-                        <label class="form-label">截止日期</label>
-                        <input type="date" id="convertDueDate" class="form-control">
+                        <label class="form-label">截止时间</label>
+                        <input type="datetime-local" id="convertDueDate" class="form-control">
                     </div>
                 </div>
                 
@@ -1104,15 +1108,6 @@ document.addEventListener('DOMContentLoaded', async () => {
     // 标签搜索实时过滤
     document.getElementById('tagSearch')?.addEventListener('input', debounce(loadTagManagerList, 300));
     
-    // 类型切换时显示/隐藏字段
-    document.getElementById('addType').addEventListener('change', (e) => {
-        const type = e.target.value;
-        document.getElementById('contentGroup').style.display = type === 'text' ? 'block' : 'none';
-        document.getElementById('urlGroup').style.display = ['link', 'column'].includes(type) ? 'block' : 'none';
-        document.getElementById('sourceGroup').style.display = type === 'column' ? 'block' : 'none';
-        document.getElementById('todoFields').style.display = type === 'todo' ? 'block' : 'none';
-    });
-    
     // 编辑时类型切换
     document.getElementById('editType').addEventListener('change', (e) => {
         updateEditFieldsByType(e.target.value);
@@ -1187,7 +1182,7 @@ function renderItems(items) {
                         </h6>
                         <p class="card-text text-muted small mb-0 text-truncate" style="font-size:12px;">
                             ${item.url ? truncate(item.url, 50) : item.content ? truncate(item.content, 50) : item.note ? truncate(item.note, 50) : ''}
-                            ${item.type === 'todo' ? `${getStatusLabelShort(item.status)} ${getPriorityLabelShort(item.priority)} ${item.due_date ? '📅' + item.due_date : ''}` : ''}
+                            ${item.type === 'todo' ? `${getStatusLabelShort(item.status)} ${getPriorityLabelShort(item.priority)} ${item.due_date ? '📅' + formatDueDate(item.due_date) : ''}` : ''}
                         </p>
                     </div>
                     <div class="d-flex align-items-center gap-1 flex-wrap ms-2" onclick="event.stopPropagation();">
@@ -1270,6 +1265,37 @@ async function refreshData() {
     loadItems(currentPage);
 }
 
+// ============ 添加功能 ============
+
+// 快捷添加按钮
+function showAddModal(type) {
+    // 设置类型
+    document.getElementById('addType').value = type;
+    
+    // 设置弹窗标题和图标
+    const typeInfo = {
+        text: { icon: '📝', title: '添加文本' },
+        link: { icon: '🔗', title: '添加链接' },
+        column: { icon: '📰', title: '添加专栏' },
+        todo: { icon: '✅', title: '添加待办' }
+    };
+    
+    document.getElementById('addModalIcon').textContent = typeInfo[type].icon;
+    document.getElementById('addModalTitle').textContent = typeInfo[type].title;
+    
+    // 显示/隐藏对应字段
+    document.getElementById('contentGroup').style.display = type === 'text' ? 'block' : 'none';
+    document.getElementById('urlGroup').style.display = ['link', 'column'].includes(type) ? 'block' : 'none';
+    document.getElementById('sourceGroup').style.display = type === 'column' ? 'block' : 'none';
+    document.getElementById('todoFields').style.display = type === 'todo' ? 'block' : 'none';
+    
+    // 清空表单
+    document.getElementById('addForm').reset();
+    
+    // 打开弹窗
+    new bootstrap.Modal(document.getElementById('addModal')).show();
+}
+
 // 添加条目
 async function addItem() {
     const type = document.getElementById('addType').value;
@@ -1437,7 +1463,7 @@ async function showDetail(id) {
         html += `<div class="mb-3"><strong>状态:</strong> ${getStatusLabel(item.status)}</div>`;
         html += `<div class="mb-3"><strong>优先级:</strong> ${getPriorityLabel(item.priority)}</div>`;
         if (item.due_date) {
-            html += `<div class="mb-3"><strong>截止日期:</strong> ${item.due_date}</div>`;
+            html += `<div class="mb-3"><strong>截止时间:</strong> ${formatDueDateFull(item.due_date)}</div>`;
         }
     }
     
@@ -1509,7 +1535,21 @@ async function openEditModal(id) {
     if (type === 'todo') {
         document.getElementById('editStatus').value = item.status;
         document.getElementById('editPriority').value = item.priority;
-        document.getElementById('editDueDate').value = item.due_date || '';
+        // 处理 datetime-local 格式
+        if (item.due_date) {
+            // 尝试解析日期时间格式
+            let dueDate = item.due_date;
+            if (dueDate.includes('T')) {
+                // ISO 格式，截取到分钟
+                dueDate = dueDate.substring(0, 16);
+            } else if (dueDate.length === 10) {
+                // 只有日期，添加默认时间 00:00
+                dueDate = dueDate + 'T00:00';
+            }
+            document.getElementById('editDueDate').value = dueDate;
+        } else {
+            document.getElementById('editDueDate').value = '';
+        }
     }
     
     new bootstrap.Modal(document.getElementById('editModal')).show();
@@ -1592,6 +1632,64 @@ function formatDate(dateStr) {
     return new Date(dateStr).toLocaleString('zh-CN');
 }
 
+// 格式化截止时间（友好显示）
+function formatDueDate(dueDate) {
+    if (!dueDate) return '';
+    
+    let date;
+    if (dueDate.includes('T')) {
+        date = new Date(dueDate);
+    } else if (dueDate.length === 10) {
+        // 只有日期
+        date = new Date(dueDate + 'T00:00:00');
+    } else {
+        date = new Date(dueDate);
+    }
+    
+    // 格式化为友好格式
+    const now = new Date();
+    const today = new Date(now.getFullYear(), now.getMonth(), now.getDate());
+    const targetDay = new Date(date.getFullYear(), date.getMonth(), date.getDate());
+    const daysDiff = Math.floor((targetDay - today) / (1000 * 60 * 60 * 24));
+    
+    let datePart;
+    if (daysDiff === 0) {
+        datePart = '今天';
+    } else if (daysDiff === 1) {
+        datePart = '明天';
+    } else if (daysDiff === -1) {
+        datePart = '昨天';
+    } else {
+        datePart = date.toLocaleDateString('zh-CN', {month: 'short', day: 'numeric'});
+    }
+    
+    const timePart = date.toLocaleTimeString('zh-CN', {hour: '2-digit', minute: '2-digit'});
+    
+    return `${datePart} ${timePart}`;
+}
+
+// 格式化截止时间（完整显示）
+function formatDueDateFull(dueDate) {
+    if (!dueDate) return '';
+    
+    let date;
+    if (dueDate.includes('T')) {
+        date = new Date(dueDate);
+    } else if (dueDate.length === 10) {
+        date = new Date(dueDate + 'T00:00:00');
+    } else {
+        date = new Date(dueDate);
+    }
+    
+    return date.toLocaleString('zh-CN', {
+        year: 'numeric',
+        month: 'long',
+        day: 'numeric',
+        hour: '2-digit',
+        minute: '2-digit'
+    });
+}
+
 function escapeHtml(str) {
     if (!str) return '';
     return str.replace(/&/g, '&amp;').replace(/</g, '&lt;').replace(/>/g, '&gt;');
@@ -2162,7 +2260,7 @@ function showRemindersModal() {
             html += `<div class="list-group-item list-group-item-danger d-flex justify-content-between align-items-center">
                 <div>
                     <strong>${item.title || '(无标题)'}</strong>
-                    <br><small class="text-muted">截止: ${item.due_date} | 已过期 ${item.days_overdue} 天</small>
+                    <br><small class="text-muted">截止: ${formatDueDateFull(item.due_date)} | 已过期 ${item.days_overdue} 天</small>
                 </div>
                 <div>
                     <button class="btn btn-sm btn-success" onclick="completeReminder(${item.id})" title="完成">
@@ -2185,7 +2283,7 @@ function showRemindersModal() {
             html += `<div class="list-group-item list-group-item-warning d-flex justify-content-between align-items-center">
                 <div>
                     <strong>${item.title || '(无标题)'}</strong>
-                    <br><small class="text-muted">截止: ${item.due_date}</small>
+                    <br><small class="text-muted">截止: ${formatDueDateFull(item.due_date)}</small>
                 </div>
                 <div>
                     <button class="btn btn-sm btn-success" onclick="completeReminder(${item.id})" title="完成">
@@ -2208,7 +2306,7 @@ function showRemindersModal() {
             html += `<div class="list-group-item list-group-item-info d-flex justify-content-between align-items-center">
                 <div>
                     <strong>${item.title || '(无标题)'}</strong>
-                    <br><small class="text-muted">截止: ${item.due_date}</small>
+                    <br><small class="text-muted">截止: ${formatDueDateFull(item.due_date)}</small>
                 </div>
                 <div>
                     <button class="btn btn-sm btn-success" onclick="completeReminder(${item.id})" title="完成">

xian_favor/db.py

@@ -464,21 +464,36 @@ class Database:
                 item['tags'] = self._get_item_tags(conn, item['id'])
                 
                 try:
-                    due_date = datetime.strptime(item['due_date'], '%Y-%m-%d')
-                    # 计算距离到期的时间
-                    days_left = (due_date.date() - now.date()).days
+                    due_date_str = item['due_date']
+                    # 支持多种日期格式
+                    if 'T' in due_date_str:
+                        # ISO 格式：2026-04-16T14:30
+                        due_date = datetime.strptime(due_date_str[:16], '%Y-%m-%dT%H:%M')
+                    elif len(due_date_str) == 10:
+                        # 只有日期：2026-04-16，视为当天 23:59:59
+                        due_date = datetime.strptime(due_date_str, '%Y-%m-%d').replace(hour=23, minute=59, second=59)
+                    else:
+                        # 其他格式，尝试解析
+                        due_date = datetime.strptime(due_date_str.split('.')[0], '%Y-%m-%dT%H:%M:%S')
                     
-                    if days_left < 0:
+                    # 计算距离到期的时间
+                    time_left = due_date - now
+                    
+                    if time_left.total_seconds() < 0:
                         # 已过期
-                        item['days_overdue'] = abs(days_left)
+                        days_overdue = abs(int(time_left.total_seconds() / 86400))
+                        item['days_overdue'] = days_overdue
                         reminders['overdue'].append(item)
-                    elif days_left == 0:
-                        # 今天到期
+                    elif time_left.total_seconds() < 86400:  # 24小时内
+                        # 判断是今天还是明天
+                        if due_date.date() == now.date():
+                            reminders['due_today'].append(item)
+                        else:
+                            reminders['due_soon'].append(item)
+                    elif due_date.date() == now.date():
+                        # 今天到期（超过24小时的情况，比如现在凌晨，截止时间是晚上）
                         reminders['due_today'].append(item)
-                    elif days_left == 1:
-                        # 明天到期（24小时内）
-                        reminders['due_soon'].append(item)
-                except ValueError:
+                except (ValueError, AttributeError) as e:
                     # 日期格式错误，跳过
                     continue