contentlayer.config.js

import { defineDocumentType, makeSource } from 'contentlayer/source-files'
import readingTime from 'reading-time'
import path from 'path'
// Remark packages
import remarkGfm from 'remark-gfm'
import remarkMath from 'remark-math'
import {
  remarkExtractFrontmatter,
  remarkCodeTitles,
  remarkImgToJsx,
  extractTocHeadings,
} from 'pliny/mdx-plugins.js'
// Rehype packages
import rehypeSlug from 'rehype-slug'
import rehypeAutolinkHeadings from 'rehype-autolink-headings'
import rehypeKatex from 'rehype-katex'
import rehypeCitation from 'rehype-citation'
import rehypePrismPlus from 'rehype-prism-plus'
import rehypePresetMinify from 'rehype-preset-minify'
const root = process.cwd()
const computedFields = {
  readingTime: {
    type: 'json',
    resolve: (doc) => readingTime(doc.body.raw),
  },
  slug: {
    type: 'string',
    resolve: (doc) => doc._raw.flattenedPath.replace(/^.+?(\/)/, ''),
  },
  path: {
    type: 'string',
    resolve: (doc) => doc._raw.flattenedPath,
  },
  filePath: {
    type: 'string',
    resolve: (doc) => doc._raw.sourceFilePath,
  },
  toc: {
    type: 'string',
    resolve: (doc) => extractTocHeadings(doc.body.raw),
  },
}
export const Blog = defineDocumentType(() => ({
  name: 'Blog',
  filePathPattern: 'blog/**/*.mdx',
  contentType: 'mdx',
  fields: {
    title: {
      type: 'string',
      required: true,
    },
    date: {
      type: 'date',
      required: true,
    },
    tags: {
      type: 'list',
      of: {
        type: 'string',
      },
    },
    lastmod: {
      type: 'date',
    },
    draft: {
      type: 'boolean',
    },
    summary: {
      type: 'string',
    },
    images: {
      type: 'list',
      of: {
        type: 'string',
      },
    },
    authors: {
      type: 'list',
      of: {
        type: 'string',
      },
    },
    layout: {
      type: 'string',
    },
    bibliography: {
      type: 'string',
    },
    canonicalUrl: {
      type: 'string',
    },
  },
  computedFields,
}))
export const Authors = defineDocumentType(() => ({
  name: 'Authors',
  filePathPattern: 'authors/**/*.mdx',
  contentType: 'mdx',
  fields: {
    name: {
      type: 'string',
      required: true,
    },
    avatar: {
      type: 'string',
    },
    occupation: {
      type: 'string',
    },
    company: {
      type: 'string',
    },
    email: {
      type: 'string',
    },
    twitter: {
      type: 'string',
    },
    linkedin: {
      type: 'string',
    },
    github: {
      type: 'string',
    },
    layout: {
      type: 'string',
    },
  },
  computedFields,
}))
export default makeSource({
  contentDirPath: 'data',
  documentTypes: [Blog, Authors],
  mdx: {
    cwd: process.cwd(),
    remarkPlugins: [
      remarkExtractFrontmatter,
      remarkGfm,
      remarkCodeTitles,
      remarkMath,
      remarkImgToJsx,
    ],
    rehypePlugins: [
      rehypeSlug,
      rehypeAutolinkHeadings,
      rehypeKatex,
      [
        rehypeCitation,
        {
          path: path.join(root, 'data'),
        },
      ],
      [
        rehypePrismPlus,
        {
          ignoreMissing: true,
        },
      ],
      rehypePresetMinify,
    ],
  },
})