import { NextRequest, NextResponse } from 'next/server'
import { uploadProductImage } from '@/lib/shopify'

export async function POST(req: NextRequest) {
  let body: Record<string, unknown>
  try {
    body = await req.json()
  } catch {
    return NextResponse.json({ error: 'Corps JSON invalide' }, { status: 400 })
  }

  const { shopifyProductId, imageBase64, filename } = body

  if (!shopifyProductId || typeof shopifyProductId !== 'string') {
    return NextResponse.json({ error: 'shopifyProductId requis' }, { status: 400 })
  }
  if (!imageBase64 || typeof imageBase64 !== 'string') {
    return NextResponse.json({ error: 'imageBase64 requis' }, { status: 400 })
  }
  if (!filename || typeof filename !== 'string') {
    return NextResponse.json({ error: 'filename requis' }, { status: 400 })
  }

  try {
    const result = await uploadProductImage(shopifyProductId, imageBase64, filename)
    return NextResponse.json(result)
  } catch (err) {
    const message = err instanceof Error ? err.message : 'Erreur inconnue'
    const status = (err as { status?: number }).status === 404 ? 404 : 500
    return NextResponse.json({ error: message }, { status })
  }
}