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svelte/site/scripts/get-examples-from-tutorials/index.js

74 lines
2.2 KiB

const sander = require('sander');
process.chdir(`${__dirname}/../..`);
function extract_frontmatter(markdown) {
const match = /---\r?\n([\s\S]+?)\r?\n---/.exec(markdown);
const frontMatter = match[1];
const content = markdown.slice(match[0].length);
const metadata = {};
frontMatter.split('\n').forEach(pair => {
const colonIndex = pair.indexOf(':');
metadata[pair.slice(0, colonIndex).trim()] = pair
.slice(colonIndex + 1)
.trim();
});
return { metadata, content };
}
const tutorial_sections = sander.readdirSync(`content/tutorial`).map(section_dir => {
const section_slug = section_dir.replace(/^\d+-/, '');
const meta = JSON.parse(sander.readFileSync(`content/tutorial/${section_dir}/meta.json`, { encoding: 'utf-8' }));
const chapters = sander.readdirSync(`content/tutorial/${section_dir}`).map(chapter_dir => {
const app_dir = `content/tutorial/${section_dir}/${chapter_dir}/app-b`;
if (!sander.existsSync(app_dir)) return;
const markdown = sander.readFileSync(`content/tutorial/${section_dir}/${chapter_dir}/text.md`, { encoding: 'utf-8' });
const { metadata } = extract_frontmatter(markdown);
const chapter_slug = chapter_dir.replace(/^\d+-/, '');
return {
slug: chapter_slug,
title: metadata.title,
files: sander.readdirSync(app_dir).map(name => {
return {
name,
source: sander.readFileSync(`${app_dir}/${name}`, { encoding: 'utf-8' })
};
})
};
}).filter(Boolean);
return {
slug: section_slug,
title: meta.title,
chapters
};
}).filter(section => section.chapters.length > 0);
const pad = i => i < 10 ? `0${i}` : i;
tutorial_sections.forEach((section, i) => {
const section_dir = `${pad(i)}-${section.slug}`;
sander.writeFileSync(`content/examples/${section_dir}/meta.json`, JSON.stringify({
title: section.title
}, null, '\t'));
section.chapters.forEach((chapter, i) => {
const chapter_dir = `${pad(i)}-${chapter.slug}`;
sander.writeFileSync(`content/examples/${section_dir}/${chapter_dir}/meta.json`, JSON.stringify({
title: chapter.title
}, null, '\t'));
chapter.files.forEach(file => {
sander.writeFileSync(`content/examples/${section_dir}/${chapter_dir}/${file.name}`, file.source);
});
});
});