Files
familienarchiv/frontend/src/lib/shared/primitives/ExpandableText.svelte
2026-05-05 14:40:14 +02:00

34 lines
922 B
Svelte

<script lang="ts">
import { m } from '$lib/paraglide/messages.js';
let { text, maxLines = 10 }: { text: string; maxLines?: number } = $props();
let expanded = $state(false);
let el = $state<HTMLElement | undefined>(undefined);
let isClamped = $state(false);
$effect(() => {
if (el && !expanded) {
isClamped = el.scrollHeight > el.clientHeight;
}
});
</script>
<div>
<div
bind:this={el}
style={!expanded ? `overflow: hidden; display: -webkit-box; -webkit-box-orient: vertical; -webkit-line-clamp: ${maxLines}` : ''}
class="rounded border border-line bg-muted p-5 font-serif text-sm leading-relaxed whitespace-pre-wrap text-ink"
>
{text}
</div>
{#if isClamped || expanded}
<button
onclick={() => (expanded = !expanded)}
class="mt-2 font-sans text-xs text-ink-3 transition hover:text-ink"
>
{expanded ? m.comp_expandable_show_less() : m.comp_expandable_show_more()}
</button>
{/if}
</div>