/**
 * 代理路由：/api/assets/tickets
 * 将请求转发至 issue-ai 的 /api/tickets/by-asset API
 *
 * GET /api/assets/tickets?deviceIp=xxx&deviceSn=xxx
 *
 * 环境变量：
 *   ISSUE_API_URL  — issue-ai API 地址（默认 http://localhost:6176/api）
 *   ISSUE_API_KEY  — API 密钥
 */

import { NextRequest, NextResponse } from 'next/server'
import { getTicketsByAsset } from '@/lib/issue-client'

export async function GET(request: NextRequest) {
  const { searchParams } = new URL(request.url)
  const deviceIp = searchParams.get('deviceIp') || undefined
  const deviceSn = searchParams.get('deviceSn') || undefined

  if (!deviceIp && !deviceSn) {
    return NextResponse.json(
      { error: '缺少必要参数：deviceIp 或 deviceSn' },
      { status: 400 }
    )
  }

  try {
    // 转发用户 cookie 用于 issue-ai 认证
    const cookie = request.headers.get('cookie') || undefined
    const result = await getTicketsByAsset({
      ip: deviceIp,
      sn: deviceSn,
      cookie,
    })
    return NextResponse.json(result)
  } catch (err: unknown) {
    const message = err instanceof Error ? err.message : '获取工单列表失败'
    const cause = err instanceof Error ? err.cause : undefined
    console.error('[/api/assets/tickets]', message, cause)
    return NextResponse.json({ error: message, detail: String(cause) }, { status: 502 })
  }
}