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

export async function POST(request: NextRequest) {
  try {
    const formData = await request.formData()
    const file = formData.get('file') as File

    if (!file) {
      return NextResponse.json({ error: 'Dosya bulunamadı.' }, { status: 400 })
    }

    // Convert file to buffer
    const arrayBuffer = await file.arrayBuffer()
    const buffer = Buffer.from(arrayBuffer)
    const base64 = `data:${file.type};base64,${buffer.toString('base64')}`

    // Upload to Cloudinary
    const result = await cloudinary.uploader.upload(base64, {
      folder: 'moy-qr/products',
      transformation: [
        { width: 800, height: 800, crop: 'limit' },
        { quality: 'auto', fetch_format: 'auto' }
      ]
    })

    return NextResponse.json({ url: result.secure_url })
  } catch (error) {
    console.error('Upload error:', error)
    return NextResponse.json({ error: 'Yükleme başarısız oldu.' }, { status: 500 })
  }
}