summarize docs (#1285)

Author: Rich-Harris

apps/svelte.dev/src/lib/server/content.ts

@@ -1,5 +1,5 @@
 import { read } from '$app/server';
-import type { Document } from '@sveltejs/site-kit';
+import type { Document, DocumentSummary } from '@sveltejs/site-kit';
 import { create_index } from '@sveltejs/site-kit/server/content';
 
 const documents = import.meta.glob<string>('../../../content/**/*.md', {
@@ -123,6 +123,14 @@ function create_docs() {
 	return docs;
 }
 
+export function create_summary(document: Document): DocumentSummary {
+	return {
+		slug: document.slug,
+		metadata: document.metadata,
+		children: document.children.map(create_summary)
+	};
+}
+
 export const docs = create_docs();
 
 export const examples = index.examples.children;

apps/svelte.dev/src/routes/docs/[...path]/+layout.server.ts

@@ -1,4 +1,4 @@
-import { docs } from '$lib/server/content';
+import { create_summary, docs } from '$lib/server/content';
 import { redirect } from '@sveltejs/kit';
 import { error } from '@sveltejs/kit';
 
@@ -20,6 +20,6 @@ export async function load({ params }) {
 	}
 
 	return {
-		sections: document.children
+		sections: document.children.map(create_summary)
 	};
 }

packages/site-kit/src/lib/docs/DocsContents.svelte

@@ -1,10 +1,10 @@
 <script lang="ts">
 	import { afterNavigate } from '$app/navigation';
 	import { page } from '$app/stores';
-	import type { Document } from '../types';
+	import type { Document, DocumentSummary } from '../types';
 
 	interface Props {
-		contents: Document[];
+		contents: DocumentSummary[];
 		show_ts_toggle?: boolean;
 	}
 

packages/site-kit/src/lib/types.d.ts

@@ -32,6 +32,15 @@ export interface Document {
 	prev: null | { slug: string; title: string };
 }
 
+export interface DocumentSummary {
+	slug: string;
+	metadata: {
+		title: string;
+		[key: string]: any;
+	};
+	children: DocumentSummary[];
+}
+
 export interface Section {
 	slug: string;
 	title: string;