mirror of https://github.com/kremalicious/blog.git
68 lines
2.1 KiB
JavaScript
68 lines
2.1 KiB
JavaScript
const fs = require('fs')
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const util = require('util')
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const path = require('path')
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const { siteUrl, siteTitle, siteDescription, author } = require('../config')
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const writeFile = util.promisify(fs.writeFile)
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const feedContent = (edge) => {
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const { image } = edge.node.frontmatter
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const { html } = edge.node
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const footer =
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'<hr />This post was published on <a href="https://kremalicious.com">kremalicious.com</a>'
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return image
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? `<img src="${image.childImageSharp.resize.src}" /><br />${html}${footer}`
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: `${html}${footer}`
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}
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async function jsonItems(posts) {
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return await posts.map((edge) => {
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const { frontmatter, fields, excerpt } = edge.node
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const { slug, date } = fields
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return {
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id: path.join(siteUrl, slug),
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url: path.join(siteUrl, slug),
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title: frontmatter.title,
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summary: excerpt,
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date_published: new Date(date).toISOString(),
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date_modified: frontmatter.updated
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? new Date(frontmatter.updated).toISOString()
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: new Date(date).toISOString(),
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tags: [frontmatter.tags],
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content_html: feedContent(edge)
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}
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})
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}
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const createJsonFeed = async (posts) => ({
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version: 'https://jsonfeed.org/version/1',
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title: siteTitle,
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description: siteDescription,
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home_page_url: siteUrl,
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feed_url: path.join(siteUrl, 'feed.json'),
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user_comment:
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'This feed allows you to read the posts from this site in any feed reader that supports the JSON Feed format. To add this feed to your reader, copy the following URL — https://kremalicious.com/feed.json — and add it your reader.',
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favicon: path.join(siteUrl, 'favicon.ico'),
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icon: path.join(siteUrl, 'apple-touch-icon.png'),
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author: {
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name: author.name,
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url: author.uri
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},
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items: await jsonItems(posts)
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})
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const generateJsonFeed = async (posts) => {
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await writeFile(
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path.join('./public', 'feed.json'),
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JSON.stringify(await createJsonFeed(posts)),
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'utf8'
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).catch((err) => {
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throw Error('\nFailed to write JSON Feed file: ', err)
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})
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console.log('\nsuccess Generating JSON feed')
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}
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module.exports = { generateJsonFeed, feedContent }
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