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Merged
merged 2 commits into from
Oct 9, 2024
Merged

use beforeNavigate #308

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f349192
use beforeNavigate
Rich-Harris Oct 9, 2024
c1debda
Update apps/svelte.dev/src/routes/+layout.svelte
dummdidumm Oct 9, 2024
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28 changes: 9 additions & 19 deletions apps/svelte.dev/src/routes/+layout.svelte
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Original file line number Diff line number Diff line change
Expand Up @@ -6,29 +6,19 @@
import { Nav } from '@sveltejs/site-kit/nav';
import { Search, SearchBox } from '@sveltejs/site-kit/search';
import { injectSpeedInsights } from '@vercel/speed-insights/sveltekit';
import { afterNavigate } from '$app/navigation';
import { needs_webcontainers } from './tutorial/[...slug]/shared';
import type { Exercise } from '$lib/tutorial';
import { beforeNavigate } from '$app/navigation';

injectSpeedInsights();

let exercise: Exercise | undefined = undefined;

afterNavigate(() => {
// Make all navigations between SvelteKit-tutorial and non-SvelteKit-tutorial pages (and vice versa)
// a full page navigation to ensure webcontainers get the correct origin restriction headers while
// ensuring those headers don't interfere with the rest of the page. These headers would have bad
// consequences on how we have to handle integration of images etc from other domains for example.
if ($page.data?.exercise && needs_webcontainers($page.data.exercise)) {
document.body.setAttribute('data-sveltekit-reload', 'true');
if (!!exercise && !needs_webcontainers(exercise)) {
location.reload();
}
} else {
document.body.removeAttribute('data-sveltekit-reload');
}
beforeNavigate(({ from, to, cancel }) => {
if (!from || !to) return;

exercise = $page.data?.exercise;
if (
from.url.pathname.startsWith('/tutorial/kit/') !== to.url.pathname.startsWith('/tutorial/kit')
) {
cancel();
location.href = to.url.href;
}
});

let { data, children: layout_children } = $props();
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