// scripts/generate-qr.ts
import QRCode from 'qrcode'
import { mkdirSync } from 'fs'
import path from 'path'

const BASE_URL = process.env.NEXT_PUBLIC_APP_URL ?? 'http://localhost:3000'

// Matches seeded zone qr_code_token values in 20260709000008_seed.sql
const ZONES = [
  { token: 'scw1-dock-a-qr-2026',        name: 'SCW1 — Dock A' },
  { token: 'scw1-cold-storage-qr-2026',  name: 'SCW1 — Cold Storage' },
  { token: 'scw1-loading-bay-qr-2026',   name: 'SCW1 — Loading Bay' },
]

async function main() {
  const outDir = path.join(process.cwd(), 'public', 'qr')
  mkdirSync(outDir, { recursive: true })

  for (const zone of ZONES) {
    const url = `${BASE_URL}/report?zone=${zone.token}`
    const outputPath = path.join(outDir, `${zone.token}.png`)

    await QRCode.toFile(outputPath, url, {
      width: 400,
      margin: 2,
      color: { dark: '#000000', light: '#FFFFFF' },
    })

    console.log(`✓ ${zone.name}`)
    console.log(`  → ${url}`)
    console.log(`  → ${outputPath}`)
  }
}

main().catch((err) => {
  console.error(err)
  process.exit(1)
})