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

const appService = new AppService()

export async function GET(request: NextRequest) {
  try {
    const { searchParams } = new URL(request.url)
    const page = parseInt(searchParams.get('page') || '1')
    const limit = parseInt(searchParams.get('limit') || '6')
    const search = searchParams.get('search') || ''
    const category = searchParams.get('category') || 'all'
    const type = searchParams.get('type') || 'all'
    const department = searchParams.get('department') || 'all'

    // 獲取應用列表（只顯示已發布的應用）
    const { apps, total } = await appService.getAllApps({
      search,
      category,
      type,
      status: 'published', // 只顯示已發布的應用
      page,
      limit
    })

    // 獲取部門列表用於篩選
    const departments = await appService.getAppDepartments()

    return NextResponse.json({
      success: true,
      data: {
        apps: apps.map(app => ({
          id: app.id,
          name: app.name,
          description: app.description,
          category: app.category,
          type: app.type,
          views: app.views_count || 0,
          likes: app.likes_count || 0,
          rating: app.rating || 0,
          reviewCount: app.reviewCount || 0,
          creator: app.creator_name || '未知',
          department: app.creator_department || '未知',
          createdAt: app.created_at ? new Date(app.created_at).toLocaleDateString('zh-TW') : '-',
          icon: app.icon || 'Bot',
          iconColor: app.icon_color || 'from-blue-500 to-purple-500',
          appUrl: app.app_url,
          isActive: app.is_active
        })),
        pagination: {
          page,
          limit,
          total,
          totalPages: Math.ceil(total / limit)
        },
        departments: departments.map(dept => ({
          value: dept.department,
          label: dept.department,
          count: dept.count
        }))
      }
    })

  } catch (error) {
    console.error('獲取應用列表錯誤:', error)
    return NextResponse.json(
      { success: false, error: '獲取應用列表時發生錯誤' },
      { status: 500 }
    )
  }
}