interface NaverShoppingItem {
  title: string
  link: string
  image: string
  lprice: string
  hprice: string
  mallName: string
  productId: string
  brand: string
  category1: string
  category2: string
  category3: string
  category4: string
}

interface NaverShoppingResponse {
  lastBuildDate: string
  total: number
  start: number
  display: number
  items: NaverShoppingItem[]
}

export default defineEventHandler(async (event) => {
  const config = useRuntimeConfig()
  const body = await readBody(event)

  const { itemName } = body as { itemName: string; salePrice: number }

  if (!itemName?.trim()) {
    throw createError({ statusCode: 400, message: '장비명이 필요합니다' })
  }

  const clientId = config.naverClientId as string
  const clientSecret = config.naverClientSecret as string

  if (!clientId || !clientSecret) {
    throw createError({ statusCode: 500, message: '네이버 API 인증 정보가 설정되지 않았습니다' })
  }

  const url = new URL('https://openapi.naver.com/v1/search/shop.json')
  url.searchParams.set('query', itemName)
  url.searchParams.set('display', '10')
  url.searchParams.set('sort', 'asc') // 가격 오름차순 (최저가 먼저)
  url.searchParams.set('exclude', 'used:rental') // 중고·렌탈 제외 → 신품 기준

  const response = await fetch(url.toString(), {
    headers: {
      'X-Naver-Client-Id': clientId,
      'X-Naver-Client-Secret': clientSecret
    }
  })

  if (!response.ok) {
    const text = await response.text()
    throw createError({ statusCode: response.status, message: `네이버 쇼핑 API 오류: ${text}` })
  }

  const data = await response.json() as NaverShoppingResponse
  return data
})