優化管理者用戶列表、統計功能

app/api/users/route.ts

@@ -13,17 +13,54 @@ export async function GET(request: NextRequest) {
     const page = Math.max(1, parseInt(searchParams.get('page') || '1', 10));
     const limit = Math.max(1, Math.min(100, parseInt(searchParams.get('limit') || '20', 10)));
     const offset = (page - 1) * limit;
+    
     // 查詢用戶總數
     const countResult = await db.queryOne<{ total: number }>('SELECT COUNT(*) as total FROM users');
     const total = countResult?.total || 0;
-    // 查詢用戶列表
-    const users = await db.query(
-      `SELECT id, name, email, avatar, department, role, join_date, total_likes, total_views, created_at, updated_at FROM users ORDER BY created_at DESC LIMIT ${limit} OFFSET ${offset}`
-    );
+    
+    // 查詢用戶列表，包含應用和評價統計
+    const users = await db.query(`
+      SELECT 
+        u.id, 
+        u.name, 
+        u.email, 
+        u.avatar, 
+        u.department, 
+        u.role, 
+        u.join_date, 
+        u.total_likes, 
+        u.total_views, 
+        u.created_at, 
+        u.updated_at,
+        COUNT(DISTINCT a.id) as total_apps,
+        COUNT(DISTINCT js.id) as total_reviews
+      FROM users u
+      LEFT JOIN apps a ON u.id = a.creator_id
+      LEFT JOIN judge_scores js ON u.id = js.judge_id
+      GROUP BY u.id
+      ORDER BY u.created_at DESC 
+      LIMIT ${limit} OFFSET ${offset}
+    `);
+    
     // 分頁資訊
     const totalPages = Math.ceil(total / limit);
     const hasNext = page < totalPages;
     const hasPrev = page > 1;
+    
+    // 格式化日期函數
+    const formatDate = (dateString: string | null) => {
+      if (!dateString) return "-";
+      const date = new Date(dateString);
+      return date.toLocaleString('zh-TW', {
+        year: 'numeric',
+        month: '2-digit',
+        day: '2-digit',
+        hour: '2-digit',
+        minute: '2-digit',
+        hour12: false
+      }).replace(/\//g, '/');
+    };
+    
     return NextResponse.json({
       users: users.map(user => ({
         id: user.id,
@@ -32,11 +69,14 @@ export async function GET(request: NextRequest) {
         avatar: user.avatar,
         department: user.department,
         role: user.role,
-        joinDate: user.join_date,
-        totalLikes: user.total_likes,
-        totalViews: user.total_views,
-        createdAt: user.created_at,
-        updatedAt: user.updated_at
+        status: "active", // 預設狀態為活躍
+        joinDate: formatDate(user.join_date),
+        lastLogin: formatDate(user.updated_at), // 使用 updated_at 作為最後登入時間
+        totalApps: user.total_apps || 0,
+        totalReviews: user.total_reviews || 0,
+        totalLikes: user.total_likes || 0,
+        createdAt: formatDate(user.created_at),
+        updatedAt: formatDate(user.updated_at)
       })),
       pagination: { page, limit, total, totalPages, hasNext, hasPrev }
     });

app/api/users/stats/route.ts

@@ -5,17 +5,26 @@ import { db } from '@/lib/database';
 export async function GET(request: NextRequest) {
   try {
     await requireAdmin(request);
+    
+    // 基本用戶統計
     const total = await db.queryOne<{ count: number }>('SELECT COUNT(*) as count FROM users');
     const admin = await db.queryOne<{ count: number }>("SELECT COUNT(*) as count FROM users WHERE role = 'admin'");
     const developer = await db.queryOne<{ count: number }>("SELECT COUNT(*) as count FROM users WHERE role = 'developer'");
     const user = await db.queryOne<{ count: number }>("SELECT COUNT(*) as count FROM users WHERE role = 'user'");
     const today = await db.queryOne<{ count: number }>("SELECT COUNT(*) as count FROM users WHERE join_date = CURDATE()");
+    
+    // 應用和評價統計
+    const totalApps = await db.queryOne<{ count: number }>('SELECT COUNT(*) as count FROM apps');
+    const totalReviews = await db.queryOne<{ count: number }>('SELECT COUNT(*) as count FROM judge_scores');
+    
     return NextResponse.json({
       total: total?.count || 0,
       admin: admin?.count || 0,
       developer: developer?.count || 0,
       user: user?.count || 0,
-      today: today?.count || 0
+      today: today?.count || 0,
+      totalApps: totalApps?.count || 0,
+      totalReviews: totalReviews?.count || 0
     });
   } catch (error) {
     return NextResponse.json({ error: '內部伺服器錯誤', details: error instanceof Error ? error.message : 'Unknown error' }, { status: 500 });

components/admin/user-management.tsx

@@ -63,7 +63,9 @@ export function UserManagement() {
     admin: 0,
     developer: 0,
     user: 0,
-    today: 0
+    today: 0,
+    totalApps: 0,
+    totalReviews: 0
   })
 
   // 載入用戶資料
@@ -440,7 +442,7 @@ export function UserManagement() {
       </div>
 
       {/* Stats Cards */}
-      <div className="grid grid-cols-1 md:grid-cols-6 gap-4">
+      <div className="grid grid-cols-1 md:grid-cols-8 gap-4">
         <Card>
           <CardContent className="p-4">
             <div className="flex items-center justify-between">
@@ -524,6 +526,34 @@ export function UserManagement() {
             </div>
           </CardContent>
         </Card>
+
+        <Card>
+          <CardContent className="p-4">
+            <div className="flex items-center justify-between">
+              <div>
+                <p className="text-sm text-gray-600">應用</p>
+                <p className="text-2xl font-bold">{stats.totalApps}</p>
+              </div>
+              <div className="w-8 h-8 bg-indigo-100 rounded-full flex items-center justify-center">
+                <Code className="w-4 h-4 text-indigo-600" />
+              </div>
+            </div>
+          </CardContent>
+        </Card>
+
+        <Card>
+          <CardContent className="p-4">
+            <div className="flex items-center justify-between">
+              <div>
+                <p className="text-sm text-gray-600">評價</p>
+                <p className="text-2xl font-bold">{stats.totalReviews}</p>
+              </div>
+              <div className="w-8 h-8 bg-pink-100 rounded-full flex items-center justify-center">
+                <Activity className="w-4 h-4 text-pink-600" />
+              </div>
+            </div>
+          </CardContent>
+        </Card>
       </div>
 
       {/* Filters */}