import { NextRequest, NextResponse } from "next/server"
import { promises as fs } from "fs"
import path from "path"
import { v4 as uuidv4 } from "uuid"

export async function POST(req: NextRequest) {
  try {
    const formData = await req.formData()
    const file = formData.get("file") as File // "file" is default name from FilePond
    if (!file) {
      return NextResponse.json({ error: "No file" }, { status: 400 })
    }

    // e.g. parse a query param? or read 'rfqId' if we appended it
    // const rfqId = ... (FilePond advanced config or handle differently)

    // read file
    const arrayBuffer = await file.arrayBuffer()
    const buffer = Buffer.from(arrayBuffer)

    // unique filename
    const uniqueName = uuidv4() + "-" + file.name
    const targetDir = path.join(process.cwd(), "public", "rfq", "123") // or your rfqId
    await fs.mkdir(targetDir, { recursive: true })
    const targetPath = path.join(targetDir, uniqueName)

    // write
    await fs.writeFile(targetPath, buffer)

    // Return success. Typically you'd insert DB record here or return some reference
    return NextResponse.json({ success: true, filePath: `/rfq/123/${uniqueName}` })
  } catch (error) {
    console.error("upload error:", error)
    return NextResponse.json({ error: String(error) }, { status: 500 })
  }
}