52 lines
1.6 KiB
JavaScript
52 lines
1.6 KiB
JavaScript
|
import puppeteer from 'puppeteer';
|
|||
|
|
import { resolve, dirname } from 'path';
|
|||
|
|
import { fileURLToPath } from 'url';
|
|||
|
|
import { access } from 'fs/promises';
|
|||
|
|
|
|||
|
|
const __dir = dirname(fileURLToPath(import.meta.url));
|
|||
|
|
|
|||
|
|
async function fileExists(path) {
|
|||
|
|
try { await access(path); return true; } catch { return false; }
|
|||
|
|
}
|
|||
|
|
const root = resolve(__dir, '..');
|
|||
|
|
const inputPath = resolve(root, 'output', 'book.html');
|
|||
|
|
const outputPath = resolve(root, 'output', 'kaleidoskop.pdf');
|
|||
|
|
|
|||
|
|
async function generate() {
|
|||
|
|
try {
|
|||
|
|
await access(inputPath);
|
|||
|
|
} catch {
|
|||
|
|
console.error('output/book.html not found — run `pnpm build` first');
|
|||
|
|
process.exit(1);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// On ARM64 (e.g. WSL2 on Apple Silicon / Raspberry Pi), Puppeteer's bundled
|
|||
|
|
// Chrome is x86-64 and won't run. Use the system Chromium instead:
|
|||
|
|
// sudo apt-get install -y chromium
|
|||
|
|
const systemChromium = '/usr/bin/chromium';
|
|||
|
|
const useSystem = await fileExists(systemChromium);
|
|||
|
|
|
|||
|
|
console.log(`Launching Puppeteer (${useSystem ? 'system Chromium' : 'bundled Chrome'})…`);
|
|||
|
|
const browser = await puppeteer.launch({
|
|||
|
|
headless: true,
|
|||
|
|
...(useSystem ? { executablePath: systemChromium } : {}),
|
|||
|
|
});
|
|||
|
|
const page = await browser.newPage();
|
|||
|
|
|
|||
|
|
await page.goto(`file://${inputPath}`, { waitUntil: 'networkidle0' });
|
|||
|
|
|
|||
|
|
// 8.75 × 8.75 inches = trim (8.5×8.5) + 0.125in bleed on each side
|
|||
|
|
await page.pdf({
|
|||
|
|
path: outputPath,
|
|||
|
|
width: '8.75in',
|
|||
|
|
height: '8.75in',
|
|||
|
|
printBackground: true,
|
|||
|
|
margin: { top: 0, bottom: 0, left: 0, right: 0 },
|
|||
|
|
});
|
|||
|
|
|
|||
|
|
await browser.close();
|
|||
|
|
console.log(`PDF written to output/kaleidoskop.pdf`);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
generate().catch(err => { console.error(err); process.exit(1); });
|