fix: Update type for getPages function (#491)

* Fix getPages type

* Even more precise type

---------

Co-authored-by: MacFJA <macfja@gmail.com>

src/lib/Mdsvx.d.ts

@@ -0,0 +1,7 @@
+export type RecipeMetadata = {
+	title: string;
+	layout: string;
+	date: string;
+	children?: Array<unknown>;
+};
+export type EventMetadata = { title: string; layout: string; date: string };

src/routes/events/+page.ts

@@ -1,8 +1,12 @@
 import { error } from '@sveltejs/kit';
 import { getPages } from '../pageList';
+import type { SvxMetadata } from '../pageList';
+import type { EventMetadata } from '$lib/Mdsvx';
 
 export async function load() {
-	const events = await getPages(import.meta.glob('./**/*.svx'));
+	const events = await getPages<EventMetadata>(
+		import.meta.glob<SvxMetadata<EventMetadata>>('./**/*.svx')
+	);
 
 	if (events) {
 		events.sort((a, b) => Date.parse(b.date) - Date.parse(a.date));

src/routes/pageList.ts

@@ -1,6 +1,8 @@
-export async function getPages(
-	metaGlob: Array<string>
-): Promise<Array<{ [key: string]: string; filename: string; path: string; title?: string }>> {
+export type SvxMetadata<T extends object> = { metadata: T };
+
+export async function getPages<T extends object>(
+	metaGlob: Record<string, () => Promise<SvxMetadata<T>>> // Should be `ReturnType<vite.ImportGlobFunction>` but the ast function overload is pick, which is the wrong one
+): Promise<Array<T & { filename: string; path: string }>> {
 	const pages = await Promise.all(
 		Object.entries(metaGlob).map(async ([fullPath, page]) => {
 			const { metadata } = await page();

src/routes/recipes/+layout.ts

@@ -1,9 +1,13 @@
 import { error } from '@sveltejs/kit';
 import '$styles/highlight.css';
 import { getPages } from '../pageList';
+import type { SvxMetadata } from '../pageList';
+import type { RecipeMetadata } from '$lib/Mdsvx';
 
 export async function load() {
-	const pages = (await getPages(import.meta.glob('./**/*.svx'))).map((element) => ({
+	const pages = (
+		await getPages<RecipeMetadata>(import.meta.glob<SvxMetadata<RecipeMetadata>>('./**/*.svx'))
+	).map((element) => ({
 		...element,
 		path: '/recipes' + element.path.substring(1)
 	}));