feat: 后台管理添加用户管理功能 + 前端用户注册登录调用backend API

www/admin.js

@@ -81,6 +81,9 @@ async function loadPage(page) {
     case 'stats':
       await loadStatsPage(content);
       break;
+    case 'users':
+      await loadUsersPage(content);
+      break;
     case 'llm':
       await loadLLMPage(content);
       break;
@@ -177,6 +180,222 @@ async function loadStatsPage(content) {
   `;
 }
 
+// ==================== 用户管理页面 ====================
+
+let users = [];
+
+async function loadUsersPage(content) {
+  users = await fetchAPI('/api/admin/users');
+  
+  content.innerHTML = `
+    <div class="content-header">
+      <h1 class="content-title">用户管理</h1>
+      <div style="display: flex; gap: 12px;">
+        <input type="text" class="form-input" id="userSearch" placeholder="搜索用户名/手机/邮箱" style="width: 200px;" onkeyup="searchUsers(event)">
+        <button class="add-btn" onclick="searchUsersBtn()">搜索</button>
+      </div>
+    </div>
+    
+    <div class="stats-grid" style="grid-template-columns: repeat(4, 1fr);">
+      <div class="stat-card">
+        <div class="stat-icon">👥</div>
+        <div class="stat-value">${users.length}</div>
+        <div class="stat-label">总用户数</div>
+      </div>
+      <div class="stat-card">
+        <div class="stat-icon">🆕</div>
+        <div class="stat-value">${users.filter(u => {
+          const today = new Date().toISOString().slice(0, 10);
+          return u.created_at && u.created_at.startsWith(today);
+        }).length}</div>
+        <div class="stat-label">今日新增</div>
+      </div>
+      <div class="stat-card">
+        <div class="stat-icon">📧</div>
+        <div class="stat-value">${users.filter(u => u.email).length}</div>
+        <div class="stat-label">已绑定邮箱</div>
+      </div>
+      <div class="stat-card">
+        <div class="stat-icon">📱</div>
+        <div class="stat-value">${users.length}</div>
+        <div class="stat-label">已绑定手机</div>
+      </div>
+    </div>
+    
+    <div class="data-table">
+      <table>
+        <thead>
+          <tr>
+            <th>ID</th>
+            <th>头像</th>
+            <th>用户名</th>
+            <th>手机号</th>
+            <th>邮箱</th>
+            <th>注册时间</th>
+            <th>最后登录</th>
+            <th>操作</th>
+          </tr>
+        </thead>
+        <tbody>
+          ${users.length === 0 ? '<tr><td colspan="8" style="text-align: center; color: #999;">暂无用户</td></tr>' : 
+            users.map(u => `
+              <tr>
+                <td>${u.id}</td>
+                <td style="font-size: 24px;">${u.avatar || '👤'}</td>
+                <td>${u.username}</td>
+                <td>${u.phone}</td>
+                <td>${u.email || '-'}</td>
+                <td>${formatDate(u.created_at)}</td>
+                <td>${u.last_login_at ? formatDate(u.last_login_at) : '从未登录'}</td>
+                <td>
+                  <div class="action-btns">
+                    <button class="action-btn edit" onclick="showEditUserModal(${u.id})">编辑</button>
+                    <button class="action-btn" style="background: #f59e0b; color: white;" onclick="showResetPasswordModal(${u.id})">重置密码</button>
+                    <button class="action-btn delete" onclick="deleteUser(${u.id})">删除</button>
+                  </div>
+                </td>
+              </tr>
+            `).join('')
+          }
+        </tbody>
+      </table>
+    </div>
+  `;
+}
+
+function formatDate(dateStr) {
+  if (!dateStr) return '-';
+  const d = new Date(dateStr);
+  return d.toLocaleDateString() + ' ' + d.toLocaleTimeString().slice(0, 5);
+}
+
+async function searchUsers(event) {
+  if (event && event.key !== 'Enter') return;
+  const search = document.getElementById('userSearch').value.trim();
+  users = await fetchAPI(`/api/admin/users?search=${encodeURIComponent(search)}`);
+  loadUsersPage(document.getElementById('mainContent'));
+}
+
+async function searchUsersBtn() {
+  const search = document.getElementById('userSearch').value.trim();
+  users = await fetchAPI(`/api/admin/users?search=${encodeURIComponent(search)}`);
+  loadUsersPage(document.getElementById('mainContent'));
+}
+
+function showEditUserModal(id) {
+  const user = users.find(u => u.id === id);
+  if (!user) return;
+  
+  const avatars = ['👤', '😊', '😎', '🤓', '🦸', '🧙', '🥷', '👨', '👩', '🧑', '👴', '👵', '👦', '👧', '🤖', '👽', '🧛', '🧜', '🧚', '🦊'];
+  
+  showModal('编辑用户', `
+    <div class="form-group">
+      <label class="form-label">用户名</label>
+      <input type="text" class="form-input" id="editUserName" value="${user.username}">
+    </div>
+    <div class="form-group">
+      <label class="form-label">手机号（不可修改）</label>
+      <input type="text" class="form-input" id="editUserPhone" value="${user.phone}" readonly style="background: #f5f7fa;">
+    </div>
+    <div class="form-group">
+      <label class="form-label">邮箱</label>
+      <input type="email" class="form-input" id="editUserEmail" value="${user.email || ''}">
+    </div>
+    <div class="form-group">
+      <label class="form-label">头像</label>
+      <select class="form-select" id="editUserAvatar">
+        ${avatars.map(a => `<option value="${a}" ${a === (user.avatar || '👤') ? 'selected' : ''}>${a}</option>`).join('')}
+      </select>
+    </div>
+    <div class="form-group">
+      <label class="form-label">个性签名</label>
+      <input type="text" class="form-input" id="editUserSignature" value="${user.signature || ''}" maxlength="50">
+    </div>
+    <div class="form-group">
+      <label class="form-label">性别</label>
+      <select class="form-select" id="editUserGender">
+        <option value="" ${!user.gender ? 'selected' : ''}>未设置</option>
+        <option value="male" ${user.gender === 'male' ? 'selected' : ''}>男</option>
+        <option value="female" ${user.gender === 'female' ? 'selected' : ''}>女</option>
+        <option value="other" ${user.gender === 'other' ? 'selected' : ''}>其他</option>
+      </select>
+    </div>
+    <div class="form-group">
+      <label class="form-label">年龄</label>
+      <input type="number" class="form-input" id="editUserAge" value="${user.age || ''}" min="1" max="150">
+    </div>
+    <div class="form-group">
+      <label class="form-label">地区</label>
+      <input type="text" class="form-input" id="editUserRegion" value="${user.region || ''}">
+    </div>
+    <button class="form-submit" onclick="updateUser(${id})">保存</button>
+  `);
+}
+
+async function updateUser(id) {
+  const data = {
+    username: document.getElementById('editUserName').value,
+    email: document.getElementById('editUserEmail').value,
+    avatar: document.getElementById('editUserAvatar').value,
+    signature: document.getElementById('editUserSignature').value,
+    gender: document.getElementById('editUserGender').value,
+    age: document.getElementById('editUserAge').value ? parseInt(document.getElementById('editUserAge').value) : null,
+    region: document.getElementById('editUserRegion').value
+  };
+  
+  if (!data.username) {
+    showToast('用户名不能为空');
+    return;
+  }
+  
+  await fetchAPI(`/api/admin/users/${id}`, 'PUT', data);
+  closeModal();
+  showToast('更新成功');
+  loadPage('users');
+}
+
+function showResetPasswordModal(id) {
+  const user = users.find(u => u.id === id);
+  if (!user) return;
+  
+  showModal('重置密码', `
+    <div style="padding: 16px; background: #f5f7fa; border-radius: 8px; margin-bottom: 16px;">
+      <p><strong>用户:</strong> ${user.username}</p>
+      <p><strong>手机:</strong> ${user.phone}</p>
+    </div>
+    <div class="form-group">
+      <label class="form-label">新密码</label>
+      <input type="text" class="form-input" id="resetPassword" placeholder="输入新密码（至少6位）">
+    </div>
+    <p style="color: #999; font-size: 12px;">⚠️ 重置后用户需使用新密码登录</p>
+    <button class="form-submit" onclick="resetPassword(${id})">确认重置</button>
+  `);
+}
+
+async function resetPassword(id) {
+  const password = document.getElementById('resetPassword').value;
+  
+  if (!password || password.length < 6) {
+    showToast('密码长度至少6位');
+    return;
+  }
+  
+  await fetchAPI(`/api/admin/users/${id}/password`, 'PUT', { password });
+  closeModal();
+  showToast('密码已重置');
+}
+
+async function deleteUser(id) {
+  const user = users.find(u => u.id === id);
+  if (!user) return;
+  
+  if (!confirm(`确定删除用户 "${user.username}"？\n此操作不可恢复！`)) return;
+  
+  await fetchAPI(`/api/admin/users/${id}`, 'DELETE');
+  showToast('删除成功');
+  loadPage('users');
+}
+
 // ==================== 大模型配置页面 ====================
 
 async function loadLLMPage(content) {
@@ -512,39 +731,6 @@ function showAddAgentModal() {
     <button class="form-submit" onclick="saveAgent()">保存</button>
   `);
 }
-      </select>
-    </div>
-    <div class="form-group">
-      <label class="form-label">描述</label>
-      <input type="text" class="form-input" id="agentDescription" placeholder="智能体描述">
-    </div>
-    <div class="form-group">
-      <label class="form-label">System Prompt</label>
-      <textarea class="form-textarea" id="agentPrompt" placeholder="系统提示词"></textarea>
-    </div>
-    <div class="form-group">
-      <label class="form-label">LLM配置</label>
-      <select class="form-select" id="agentLLM">
-        <option value="">使用默认</option>
-        ${llmConfigs.map(c => `<option value="${c.id}">${c.name}</option>`).join('')}
-      </select>
-    </div>
-    <div class="form-group">
-      <label class="form-label">热度</label>
-      <input type="number" class="form-input" id="agentHeat" value="0">
-    </div>
-    <div class="form-group">
-      <label class="form-label">标签</label>
-      <input type="text" class="form-input" id="agentTags" placeholder="多个标签用逗号分隔">
-    </div>
-    <div class="form-group">
-      <label style="display: flex; align-items: center; gap: 8px;">
-        <input type="checkbox" id="agentEnableSearch"> 启用联网搜索
-      </label>
-    </div>
-    <button class="form-submit" onclick="saveAgent()">保存</button>
-  `);
-}
 
 function showEditAgentModal(agentId) {
   const agent = agents.find(a => a.agent_id === agentId);