tuesday-bot.ts

import { setOutput } from '@actions/core';
import { createLunaria } from '@lunariajs/core';

await setDiscordMessage();

async function setDiscordMessage() {
	const lunaria = await createLunaria();
	const status = await lunaria.getFullStatus();
	const allLanguages = [lunaria.config.sourceLocale, ...lunaria.config.locales].map((l) => l.lang);
	const githubLinks = lunaria.gitHostingLinks();

	if (!status) return;

	const toTranslate = status.filter(
		(s) =>
			new Date(s.source.git.latestTrackedChange.date) >
			new Date(Date.now() - 7 * 24 * 60 * 60 * 1000)
	);

	const list = toTranslate
		.filter(
			(s) =>
				s.localizations.filter((localization) => {
					return localization.status === 'missing' || localization.status === 'outdated';
				}).length > 0
		)
		.map((s) => {
			const outdatedLangs = s.localizations
				.filter((localization) => {
					return localization.status === 'missing' || localization.status === 'outdated';
				})
				.map((localization) => localization.lang);

			const langs = outdatedLangs.length === allLanguages.length - 1 ? ['all'] : outdatedLangs;
			return `- [\`${s.source.path}\`](<${githubLinks.source(s.source.path)}>) (${
				langs[0] === 'all'
					? 'all'
					: langs
							.filter((lang) => {
								if (lang === 'en') return false;
								const localization = s.localizations.find((l) => l.lang === lang);
								return localization?.status === 'missing' || localization?.status === 'outdated';
							})
							.join(', ')
			})`;
		})
		.join('\n');

	let message = `**Translation Tuesday!** <@&951985780828545095>\n\nWe have ${
		Object.keys(toTranslate).length
	} pages with major changes since last week. Please help us translate these pages to your language!\n\n${list}`;

	const suffix =
		'\n\nSee our [Translation Status page](<https://i18n.docs.astro.build>) for more, including open PRs.';

	// Keep the entire message including the suffix within Discord's limits
	const maxLengthWithoutSuffix = 2000 - suffix.length;
	while (message.length > maxLengthWithoutSuffix) {
		const lastNewline = message.lastIndexOf('\n', maxLengthWithoutSuffix);
		message = message.slice(0, lastNewline);
	}

	message += suffix;

	setOutput('DISCORD_MESSAGE', message);
}