source.config.ts

import { remarkMdxMermaid } from 'fumadocs-core/mdx-plugins';
import {
  defineCollections,
  defineConfig,
  defineDocs,
  frontmatterSchema,
  metaSchema,
} from 'fumadocs-mdx/config';
import lastModified from 'fumadocs-mdx/plugins/last-modified';
import rehypeKatex from 'rehype-katex';
import remarkMath from 'remark-math';
import { z } from 'zod';

// You can customise Zod schemas for frontmatter and `meta.json` here
// see https://fumadocs.dev/docs/mdx/collections
export const docs = defineDocs({
  dir: 'content/docs',
  docs: {
    schema: frontmatterSchema,
    postprocess: {
      includeProcessedMarkdown: true,
    },
  },
  meta: {
    schema: metaSchema,
  },
});

export const posts = defineCollections({
  type: 'doc',
  dir: 'content/blog',
  // Add required frontmatter properties for blog posts
  schema: frontmatterSchema.extend({
    authors: z.array(z.string()),
    date: z.iso.date().or(z.date()),
    tags: z.array(z.string()).optional(),
    card: z.string().optional(),
    hidden: z.boolean().optional(),
  }),
  postprocess: {
    includeProcessedMarkdown: true,
  },
});

export default defineConfig({
  plugins: [lastModified()],
  mdxOptions: {
    // MDX options
    remarkPlugins: [remarkMdxMermaid, remarkMath],
    // Place it at first, it should be executed before the syntax highlighter
    rehypePlugins: (v) => [rehypeKatex, ...v],
  },
});