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

const appService = new AppService()

export async function GET(request: NextRequest, { params }: { params: { id: string } }) {
  try {
    const { id: appId } = await params
    
    const app = await appService.getAppById(appId)
    
    if (!app) {
      return NextResponse.json(
        { success: false, error: '應用不存在' },
        { status: 404 }
      )
    }

    return NextResponse.json({
      success: true,
      data: {
        app: {
          ...app,
          status: app.is_active ? 'published' : 'draft',
          views: app.views_count || 0,
          likes: app.likes_count || 0,
          rating: app.rating || 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') : '-'
        }
      }
    })

  } catch (error) {
    console.error('獲取應用詳情錯誤:', error)
    return NextResponse.json(
      { success: false, error: '獲取應用詳情時發生錯誤' },
      { status: 500 }
    )
  }
}

export async function PUT(request: NextRequest, { params }: { params: { id: string } }) {
  try {
    const { id: appId } = await params
    const body = await request.json()
    const { name, description, category, type, app_url, icon, icon_color, department } = body

    // 更新應用
    const result = await appService.updateApp(appId, {
      name,
      description,
      category,
      type,
      app_url,
      icon,
      icon_color,
      department
    })

    if (result.success) {
      return NextResponse.json({
        success: true,
        message: '應用更新成功',
        data: {
          app: {
            ...result.app,
            status: result.app?.is_active ? 'published' : 'draft',
            views: result.app?.views_count || 0,
            likes: result.app?.likes_count || 0,
            rating: result.app?.rating || 0,
            creator: result.app?.creator_name || '未知',
            department: result.app?.creator_department || '未知',
            createdAt: result.app?.created_at ? new Date(result.app.created_at).toLocaleDateString('zh-TW') : '-'
          }
        }
      })
    } else {
      return NextResponse.json(
        { success: false, error: result.error },
        { status: 400 }
      )
    }

  } catch (error) {
    console.error('更新應用錯誤:', error)
    return NextResponse.json(
      { success: false, error: '更新應用時發生錯誤' },
      { status: 500 }
    )
  }
}

export async function DELETE(request: NextRequest, { params }: { params: { id: string } }) {
  try {
    const { id: appId } = await params
    
    const result = await appService.deleteApp(appId)
    
    if (result.success) {
      return NextResponse.json({
        success: true,
        message: '應用刪除成功'
      })
    } else {
      return NextResponse.json(
        { success: false, error: result.error },
        { status: 400 }
      )
    }

  } catch (error) {
    console.error('刪除應用錯誤:', error)
    return NextResponse.json(
      { success: false, error: '刪除應用時發生錯誤' },
      { status: 500 }
    )
  }
}