import { NextRequest, NextResponse } from 'next/server'
import prisma from '@/lib/prisma'
import { getMobileUserId } from '@/lib/mobile-auth'

export async function GET(req: NextRequest) {
  const userId = getMobileUserId(req)
  if (!userId) return NextResponse.json({ error: 'Non autorisé' }, { status: 401 })

  const { searchParams } = new URL(req.url)
  const q = searchParams.get('q')?.trim()
  if (!q) return NextResponse.json({ results: [] })

  const notes = await prisma.note.findMany({
    where: {
      userId,
      trashedAt: null,
      OR: [
        { title: { contains: q, mode: 'insensitive' } },
        { content: { contains: q, mode: 'insensitive' } },
      ],
    },
    select: {
      id: true,
      title: true,
      content: true,
      notebook: { select: { name: true } },
    },
    take: 20,
    orderBy: { updatedAt: 'desc' },
  })

  const results = notes.map((n) => ({
    id: n.id,
    title: n.title,
    notebookName: n.notebook?.name,
    snippet: n.content
      ? n.content.replace(/<[^>]*>/g, ' ').replace(/\s+/g, ' ').trim().slice(0, 160)
      : '',
  }))

  return NextResponse.json({ results })
}