contentlayer.config.ts

/* eslint-disable @typescript-eslint/no-explicit-any */
import {
  ComputedFields,
  defineDocumentType,
  makeSource
} from 'contentlayer/source-files'

import readingTime from 'reading-time'
import remarkGfm from 'remark-gfm'
import rehypeSlug from 'rehype-slug'
import rehypeCodeTitles from 'rehype-code-titles'
import rehypeAutolinkHeadings from 'rehype-autolink-headings'
import rehypePrism from 'rehype-prism-plus'

const computedFields: ComputedFields = {
  readingTime: {
    type: 'json',
    resolve: (doc: any) => readingTime(doc.body.raw)
  },
  wordCount: {
    type: 'number',
    resolve: (doc: any) => doc.body.raw.split(/\s+/gu).length
  },
  slug: {
    type: 'string',
    resolve: (doc: any) => doc._raw.sourceFileName.replace(/\.mdx$/, '')
  }
}

const Blog = defineDocumentType(() => ({
  name: 'Blog',
  filePathPattern: 'blog/*.mdx',
  contentType: 'mdx',
  fields: {
    title: { type: 'string', required: true },
    publishedAt: { type: 'string', required: true },
    summary: { type: 'string', required: true },
    image: { type: 'string', required: true },
    tags: { type: 'string', required: true}
  },
  computedFields
}))

const contentLayerConfig = makeSource({
  contentDirPath: 'data',
  documentTypes: [Blog],
  mdx: {
    remarkPlugins: [remarkGfm],
    rehypePlugins: [
      rehypeSlug,
      rehypeCodeTitles,
      rehypePrism,
      [
        rehypeAutolinkHeadings,
        {
          properties: {
            className: ['anchor']
          }
        }
      ]
    ]
  }
})

export default contentLayerConfig