import { NextRequest } from 'next/server'
import { getServerSession } from 'next-auth'
import { authOptions } from '@/lib/auth'
import { listTemplates, saveTemplate } from '@/lib/mockupTemplates'

export async function GET() {
  const session = await getServerSession(authOptions)
  if (!session) return Response.json({ error: 'Non authentifié' }, { status: 401 })
  const templates = await listTemplates()
  return Response.json(templates)
}

export async function POST(req: NextRequest) {
  const session = await getServerSession(authOptions)
  if (!session) return Response.json({ error: 'Non authentifié' }, { status: 401 })

  const form = await req.formData()
  const name = form.get('name') as string
  const family = form.get('family') as string
  const placement = (form.get('placement') as string) || undefined
  const description = (form.get('description') as string) ?? ''
  const imageFile = form.get('image') as File

  if (!name || !family || !imageFile) {
    return Response.json({ error: 'name, family et image requis' }, { status: 400 })
  }

  const buffer = Buffer.from(await imageFile.arrayBuffer())
  const ext = imageFile.name.split('.').pop() ?? 'jpg'
  const template = await saveTemplate({ name, family, placement, description, filename: '' }, buffer, ext)
  return Response.json(template)
}