// Regression for capture resolution normalization (#10). On scale-factor-1
// displays this is a no-op, while HiDPI displays catch capturePage inflation.

const { app } = require('electron')
const fs = require('node:fs')
const os = require('node:os')
const path = require('node:path')
const { execFileSync } = require('node:child_process')
const { renderMp4Job } = require('../dist-electron/renderWorker.cjs')

const scene = {
  canvas: { width: 320, height: 240, background: '#ffffff' },
  duration: 0.25,
  assets: [{ id: 'rect', kind: 'rect', width: 80, height: 60, fill: '#2563eb' }],
  layers: [
    {
      id: 'layer-rect',
      assetId: 'rect',
      visible: true,
      base: { x: 160, y: 120, scaleX: 1, scaleY: 1, rotation: 0, opacity: 1 },
      keyframes: [{ time: 0, props: {} }],
    },
  ],
}

async function main() {
  const outPath = path.join(os.tmpdir(), 'ruwio-verify-resolution.mp4')
  fs.rmSync(outPath, { force: true })
  await renderMp4Job({
    jobId: 'verify-resolution',
    scene,
    options: { fps: 2, duration: 0.25, totalFrames: 1, crf: '28', preset: 'ultrafast' },
    outputPath: outPath,
    signal: new AbortController().signal,
    onProgress: () => {},
  })

  const probe = JSON.parse(execFileSync('ffprobe', [
    '-v', 'error',
    '-select_streams', 'v:0',
    '-show_entries', 'stream=width,height',
    '-of', 'json',
    outPath,
  ]).toString())
  const stream = probe.streams[0]
  const pass = stream.width === scene.canvas.width && stream.height === scene.canvas.height
  console.log(`ffprobe dimensions: ${stream.width}x${stream.height}`)
  console.log(pass ? 'RESULT: PASS' : 'RESULT: FAIL')
  app.exit(pass ? 0 : 1)
}

app.on('window-all-closed', () => {})
app.whenReady().then(() =>
  main().catch((err) => {
    console.error('HARNESS ERROR:', err)
    app.exit(2)
  }),
)