實作管理者用戶管理、邀請註冊功能

app/api/admin/users/[id]/stats/route.ts

@@ -0,0 +1,34 @@
+import { NextRequest, NextResponse } from 'next/server'
+import { UserService } from '@/lib/services/database-service'
+
+const userService = new UserService()
+
+export async function GET(
+  request: NextRequest,
+  { params }: { params: Promise<{ id: string }> }
+) {
+  try {
+    const { id: userId } = await params
+
+    if (!userId) {
+      return NextResponse.json(
+        { success: false, error: '用戶 ID 是必需的' },
+        { status: 400 }
+      )
+    }
+
+    const stats = await userService.getUserDetailedStats(userId)
+
+    return NextResponse.json({
+      success: true,
+      data: stats
+    })
+
+  } catch (error) {
+    console.error('獲取用戶統計數據錯誤:', error)
+    return NextResponse.json(
+      { success: false, error: '獲取用戶統計數據時發生錯誤' },
+      { status: 500 }
+    )
+  }
+}