nicolas-hoizey.com/getTags.js at main · nhoizey/nicolas-hoizey.com

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	const slugify = require('../_utils/slugify');
	const fs = require('fs');
	const hashtagsToTags = require('../_utils/hashtags').hashtagsToTags;

	module.exports = function (collection) {
	let tagsCollection = new Map();

	collection.getAll().forEach(function (item) {
	if ('tags' in item.data) {
	let itemTags = item.data.tags;

	// TODO: deal with hashtags only once
	if (item.data.layout === 'note') {
	itemTags = [
	...new Set(
	[].concat(
	...itemTags,
	...hashtagsToTags(item.template.frontMatter.content)
	)
	),
	];
	}

	for (const tag of itemTags) {
	let number = (tagsCollection.get(tag) \|\| 0) + 1;
	tagsCollection.set(tag, number);
	}
	}
	});

	const tags = [];
	tagsCollection.forEach((number, tag) => {
	let tagLog = Math.log(number);
	let tagSlug = slugify(tag);

	let newTag = {
	tag: tag,
	slug: tagSlug,
	number: number,
	log: tagLog,
	};

	let tagLogoPath = `assets/logos/${tagSlug}.png`;
	if (fs.existsSync(`src/${tagLogoPath}`)) {
	newTag.logo = tagLogoPath;
	}

	let tagContentPath = `src/_includes/tags/${tagSlug}.md`;
	if (fs.existsSync(tagContentPath)) {
	newTag.description = fs.readFileSync(tagContentPath, {
	encoding: 'utf8',
	});
	}

	tags.push(newTag);
	});

	tags.sort((a, b) => {
	return a.tag.localeCompare(b.tag, 'en', { ignorePunctuation: true });
	});

	return tags;
	};

nicolas-hoizey.com/src/_11ty/getTags.js