// Generate 8-bit style thumbnails for each game (attract-mode look).
// Self-contained: all code inlined into a single page, no cross-scope issues.
const puppeteer = require('puppeteer');
const path = require('path');
const fs = require('fs');
const OUT = path.join(__dirname, '..', 'public', 'img');
fs.mkdirSync(OUT, { recursive: true });
const W = 640, H = 480;
const PAGE = `
`;
const NAMES = ['asteroid', 'breakout', 'snake', 'spaceinvaders'];
(async () => {
const browser = await puppeteer.launch({
headless: 'new',
args: ['--no-sandbox','--disable-setuid-sandbox','--disable-gpu',
'--use-gl=swiftshader','--enable-unsafe-swiftshader'],
});
const page = await browser.newPage();
await page.setViewport({ width: W, height: H });
await page.setContent(PAGE, { waitUntil: 'networkidle0' });
await page.evaluate(() => document.fonts.load('28px "Press Start 2P"'));
await page.evaluate(() => document.fonts.ready);
for (const name of NAMES) {
await page.evaluate((n) => drawScene(n), name);
const d = await page.$eval('#c', c => c.toDataURL('image/png'));
const b64 = d.replace(/^data:image\/png;base64,/, '');
const buf = Buffer.from(b64, 'base64');
fs.writeFileSync(path.join(OUT, name + '.png'), buf);
console.log(`wrote ${name}.png (${buf.length} bytes)`);
}
await browser.close();
console.log('thumbnails done');
})().catch(e => { console.error(e); process.exit(1); });