vercel__chat/apps/docs/lib/geistdocs/adapters-source.ts

import { type InferPageType, loader } from "fumadocs-core/source";
import { adapters } from "@/.source/server";
import { basePath } from "@/geistdocs";
import { i18n } from "./i18n";

export const adaptersSource = loader({
  i18n,
  baseUrl: "/adapters",
  source: adapters.toFumadocsSource(),
});

export type AdapterPage = InferPageType<typeof adaptersSource>;

export const getAdapterPageImage = (page: AdapterPage) => {
  const segments = [...page.slugs, "image.png"];

  return {
    segments,
    url: basePath
      ? `${basePath}/og/${segments.join("/")}`
      : `/og/${segments.join("/")}`,
  };
};

export const getAdapterLLMText = async (page: AdapterPage, body?: string) => {
  const content = body ?? (await page.data.getText("processed"));
  const { title, description } = page.data;
  const { packageName, tagline } = page.data as unknown as {
    packageName?: string;
    tagline?: string;
  };

  const frontmatter = [
    "---",
    `title: ${title}`,
    description && `description: ${description}`,
    tagline && `tagline: ${tagline}`,
    packageName && `package: ${packageName}`,
    "---",
  ]
    .filter(Boolean)
    .join("\n");

  return `${frontmatter}

# ${title}

${content}`;
};