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<script lang="ts">
import { page } from '$app/state';
import { onDestroy, onMount } from 'svelte';
let _target = $derived(page.url.searchParams.get('next') || '/');
let target = $derived(
new URL(_target, page.url.href).host !== page.url.host ? '/' : _target
);
let loopDetected = $state(false);
let mounted = $state(false);
onMount(() => {
try {
if (
Number(
sessionStorage.getItem('lastLoginRedirect') ?? Date.now().toString()
) +
1000 >
Date.now() - 2500
) {
if (sessionStorage.getItem('loopCheck')) {
loopDetected = true;
}
setTimeout(() => sessionStorage.setItem('loopCheck', '1'), 100);
} else {
sessionStorage.removeItem('loopCheck');
}
sessionStorage.setItem('lastLoginRedirect', Date.now().toString());
} catch (error) {
console.warn('Loop Detect Error:', error);
}
mounted = true;
});
onDestroy(() => (mounted = false));
</script>
<svelte:head>
{#if !loopDetected}
<noscript>
<meta http-equiv="refresh" content="0.1; url={target}" />
</noscript>
{/if}
{#if mounted && !loopDetected}
<meta http-equiv="refresh" content="0.1; url={target}" />
{/if}
</svelte:head>
{#if loopDetected}
<h2 class="text-xl">Loop Detected</h2>
<p>
We detected a possible redirect loop and as such did not automatically
continue.
</p>
<p>
To continue anyway, click <a
href={target}
onclick={() => {
loopDetected = false;
sessionStorage.setItem('lastLoginRedirect', Date.now().toString());
sessionStorage.removeItem('loopCheck');
}}>here</a
>.
</p>
{:else}
<h2 class="text-xl">Redirecting...</h2>
<p>If nothing happens, click <a href={target}>here</a>.</p>
{/if}
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