feat: 标签管理功能和输入自动提示

xian_favor/api.py

@@ -227,6 +227,8 @@ INDEX_TEMPLATE = '''
                 <a href="#" data-filter="pending"><i class="bi bi-clock"></i> 待处理</a>
                 <a href="#" data-filter="in_progress"><i class="bi bi-arrow-repeat"></i> 进行中</a>
                 <a href="#" data-filter="completed"><i class="bi bi-check-circle"></i> 已完成</a>
+                <hr class="border-secondary">
+                <a href="#" onclick="showTagManager(); return false;"><i class="bi bi-tags"></i> 标签管理</a>
             </nav>
         </div>
         
@@ -353,7 +355,9 @@ INDEX_TEMPLATE = '''
                     </div>
                     <div class="mb-3">
                         <label class="form-label">标签 (逗号分隔)</label>
-                        <input type="text" id="addTags" class="form-control" placeholder="标签1, 标签2">
+                        <input type="text" id="addTags" class="form-control" placeholder="标签1, 标签2" list="tagList">
+                        <datalist id="tagList"></datalist>
+                        <div id="addTagSuggestions" class="mt-1"></div>
                     </div>
                     <div class="mb-3">
                         <label class="form-label">备注</label>
@@ -450,7 +454,8 @@ INDEX_TEMPLATE = '''
                     </div>
                     <div class="mb-3">
                         <label class="form-label">标签 (逗号分隔)</label>
-                        <input type="text" id="editTags" class="form-control" placeholder="标签1, 标签2">
+                        <input type="text" id="editTags" class="form-control" placeholder="标签1, 标签2" list="tagList">
+                        <div id="editTagSuggestions" class="mt-1"></div>
                     </div>
                     <div class="mb-3">
                         <label class="form-label">备注</label>
@@ -466,6 +471,32 @@ INDEX_TEMPLATE = '''
     </div>
 </div>
 
+<!-- 标签管理模态框 -->
+<div class="modal fade" id="tagManagerModal" tabindex="-1">
+    <div class="modal-dialog modal-lg">
+        <div class="modal-content">
+            <div class="modal-header">
+                <h5 class="modal-title"><i class="bi bi-tags"></i> 标签管理</h5>
+                <button type="button" class="btn-close" data-bs-dismiss="modal"></button>
+            </div>
+            <div class="modal-body">
+                <div class="mb-3">
+                    <div class="input-group">
+                        <input type="text" id="newTagName" class="form-control" placeholder="新标签名称">
+                        <button class="btn btn-primary" onclick="createTag()"><i class="bi bi-plus"></i> 创建</button>
+                    </div>
+                </div>
+                <div id="tagListContainer">
+                    <!-- 动态填充 -->
+                </div>
+            </div>
+            <div class="modal-footer">
+                <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">关闭</button>
+            </div>
+        </div>
+    </div>
+</div>
+
 <script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/js/bootstrap.bundle.min.js"></script>
 <script>
 const API_BASE = '/api';
@@ -475,6 +506,11 @@ let currentFilter = { type: '', status: '' };
 document.addEventListener('DOMContentLoaded', () => {
     loadItems();
     loadStats();
+    loadTags();
+    
+    // 标签输入自动提示
+    document.getElementById('addTags').addEventListener('input', showTagSuggestions);
+    document.getElementById('editTags').addEventListener('input', showTagSuggestionsEdit);
     
     // 类型切换时显示/隐藏字段
     document.getElementById('addType').addEventListener('change', (e) => {
@@ -792,6 +828,126 @@ function escapeHtml(str) {
     return str.replace(/&/g, '&amp;').replace(/</g, '&lt;').replace(/>/g, '&gt;');
 }
 
+// 标签管理
+let allTags = [];
+
+async function loadTags() {
+    const res = await fetch(`${API_BASE}/tags`);
+    const data = await res.json();
+    if (data.success) {
+        allTags = data.data.map(t => t.name);
+        updateTagDatalist();
+    }
+}
+
+function updateTagDatalist() {
+    const datalist = document.getElementById('tagList');
+    datalist.innerHTML = allTags.map(t => `<option value="${t}">`).join('');
+}
+
+function showTagSuggestions(e) {
+    const input = e.target.value;
+    const parts = input.split(',');
+    const current = parts[parts.length - 1].trim().toLowerCase();
+    const container = document.getElementById('addTagSuggestions');
+    
+    if (!current) {
+        container.innerHTML = '';
+        return;
+    }
+    
+    const suggestions = allTags.filter(t => t.toLowerCase().includes(current) && !parts.slice(0, -1).includes(t));
+    container.innerHTML = suggestions.slice(0, 5).map(t => 
+        `<span class="badge bg-light text-dark me-1" style="cursor:pointer;" onclick="addTagToInput('addTags', '${t}')">${t}</span>`
+    ).join('');
+}
+
+function showTagSuggestionsEdit(e) {
+    const input = e.target.value;
+    const parts = input.split(',');
+    const current = parts[parts.length - 1].trim().toLowerCase();
+    const container = document.getElementById('editTagSuggestions');
+    
+    if (!current) {
+        container.innerHTML = '';
+        return;
+    }
+    
+    const suggestions = allTags.filter(t => t.toLowerCase().includes(current) && !parts.slice(0, -1).includes(t));
+    container.innerHTML = suggestions.slice(0, 5).map(t => 
+        `<span class="badge bg-light text-dark me-1" style="cursor:pointer;" onclick="addTagToInput('editTags', '${t}')">${t}</span>`
+    ).join('');
+}
+
+function addTagToInput(inputId, tag) {
+    const input = document.getElementById(inputId);
+    const parts = input.value.split(',');
+    parts[parts.length - 1] = tag;
+    input.value = parts.join(', ') + ', ';
+    
+    // 清空提示
+    if (inputId === 'addTags') {
+        document.getElementById('addTagSuggestions').innerHTML = '';
+    } else {
+        document.getElementById('editTagSuggestions').innerHTML = '';
+    }
+}
+
+async function showTagManager() {
+    await loadTagManagerList();
+    new bootstrap.Modal(document.getElementById('tagManagerModal')).show();
+}
+
+async function loadTagManagerList() {
+    const res = await fetch(`${API_BASE}/tags`);
+    const data = await res.json();
+    if (!data.success) return;
+    
+    const container = document.getElementById('tagListContainer');
+    if (!data.data.length) {
+        container.innerHTML = '<div class="text-center text-muted py-3">暂无标签</div>';
+        return;
+    }
+    
+    container.innerHTML = data.data.map(tag => `
+        <div class="d-flex justify-content-between align-items-center p-2 border-bottom">
+            <div>
+                <span class="badge bg-secondary">${tag.name}</span>
+                <span class="text-muted small ms-2">${tag.item_count || 0} 个条目</span>
+            </div>
+            <button class="btn btn-sm btn-outline-danger" onclick="deleteTagManager(${tag.id}, '${tag.name}')">
+                <i class="bi bi-trash"></i>
+            </button>
+        </div>
+    `).join('');
+}
+
+async function createTag() {
+    const name = document.getElementById('newTagName').value.trim();
+    if (!name) return;
+    
+    const res = await fetch(`${API_BASE}/tags`, {
+        method: 'POST',
+        headers: { 'Content-Type': 'application/json' },
+        body: JSON.stringify({ name })
+    });
+    
+    if (res.ok) {
+        document.getElementById('newTagName').value = '';
+        loadTagManagerList();
+        loadTags();
+    }
+}
+
+async function deleteTagManager(id, name) {
+    if (!confirm(`确认删除标签 "${name}"？此操作将移除所有条目中的该标签。`)) return;
+    
+    await fetch(`${API_BASE}/tags/${id}`, { method: 'DELETE' });
+    loadTagManagerList();
+    loadTags();
+    loadItems();
+}
+
 function debounce(fn, delay) {
     let timer;
     return function(...args) {