import { NextRequest, NextResponse } from 'next/server'
import { AppService } from '@/lib/services/database-service'

const appService = new AppService()

// 獲取用戶收藏列表
export async function GET(request: NextRequest) {
  try {
    const { searchParams } = new URL(request.url)
    const userId = searchParams.get('userId')
    const page = parseInt(searchParams.get('page') || '1')
    const limit = parseInt(searchParams.get('limit') || '20')

    if (!userId) {
      return NextResponse.json(
        { success: false, error: '用戶ID不能為空' },
        { status: 400 }
      )
    }

    const offset = (page - 1) * limit
    const result = await appService.getUserFavorites(userId, limit, offset)

    return NextResponse.json({
      success: true,
      data: {
        apps: result.apps,
        pagination: {
          page,
          limit,
          total: result.total,
          totalPages: Math.ceil(result.total / limit)
        }
      }
    })

  } catch (error) {
    console.error('獲取用戶收藏列表錯誤:', error)
    return NextResponse.json(
      { success: false, error: '獲取收藏列表時發生錯誤' },
      { status: 500 }
    )
  }
}