when-am-i / files / scripts / screenshot-calendars.mts

screenshot-calendars.mts

1	// Regenerate the per-era screenshots for EVERY calendar data file at once.
2	//
3	// npm run screenshot:calendars
4	//
5	// Discovers every region file in src/data/calendars/ (except the SCHEMA doc) and
6	// shoots each one, reusing a single dev server + browser. Output mirrors the
7	// single-file script: screenshots/calendars/<file>/. Run this after adding or
8	// editing calendar data so the checked-in screenshots stay current.
9
10	import { chromium } from 'playwright';
11	import { readdir } from 'node:fs/promises';
12	import path from 'node:path';
13	import { startDevServer, REPO_ROOT } from './lib/server.mts';
14	import { screenshotCalendar } from './lib/calendar-shots.mts';
15
16	const CALENDARS_DIR = path.join(REPO_ROOT, 'src/data/calendars');
17
18	async function run() {
19	const files = (await readdir(CALENDARS_DIR))
20	.filter((f) => f.endsWith('.json') && !f.startsWith('SCHEMA'))
21	.sort();
22
23	if (files.length === 0) {
24	console.error('No calendar data files found in src/data/calendars/');
25	process.exit(1);
26	}
27
28	console.log(`\n📸 Regenerating screenshots for ${files.length} calendar(s)…`);
29	const server = await startDevServer();
30	try {
31	const browser = await chromium.launch();
32	const page = await browser.newPage({ viewport: { width: 1100, height: 920 }, deviceScaleFactor: 2 });
33
34	let total = 0;
35	for (const file of files) {
36	total += await screenshotCalendar(page, path.join(CALENDARS_DIR, file));
37	}
38
39	await browser.close();
40	console.log(`\n✨ Done — ${total} shot(s) across ${files.length} calendar(s) in screenshots/calendars/\n`);
41	} finally {
42	server.stop();
43	}
44	}
45
46	run().catch((err) => {
47	console.error(err);
48	process.exit(1);
49	});