joerglohrerde/app/src/lib/components/PostView.svelte

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<script lang="ts">
import type { NostrEvent } from '$lib/nostr/loaders';
import type { SignedEvent } from '$lib/nostr/signer';
import { renderMarkdown } from '$lib/render/markdown';
import Reactions from './Reactions.svelte';
import ReplyList from './ReplyList.svelte';
import ReplyComposer from './ReplyComposer.svelte';
import ExternalClientLinks from './ExternalClientLinks.svelte';
import LanguageAvailability from './LanguageAvailability.svelte';
import { t, activeLocale } from '$lib/i18n';
interface Props {
event: NostrEvent;
}
let { event }: Props = $props();
function tagValue(e: NostrEvent, name: string): string {
return e.tags.find((t) => t[0] === name)?.[1] ?? '';
}
function tagsAll(e: NostrEvent, name: string): string[] {
return e.tags.filter((t) => t[0] === name).map((t) => t[1]);
}
const dtag = $derived(tagValue(event, 'd'));
let currentLocale = $state('de');
activeLocale.subscribe((v) => (currentLocale = v));
const title = $derived(tagValue(event, 'title') || $t('post.untitled'));
const summary = $derived(tagValue(event, 'summary'));
const image = $derived(tagValue(event, 'image'));
const publishedAt = $derived(
parseInt(tagValue(event, 'published_at') || `${event.created_at}`, 10)
);
const date = $derived(
new Date(publishedAt * 1000).toLocaleDateString(
currentLocale === 'en' ? 'en-US' : 'de-DE',
{ year: 'numeric', month: 'long', day: 'numeric' }
)
);
const tags = $derived(tagsAll(event, 't'));
const bodyHtml = $derived(renderMarkdown(event.content));
// Optimistisch gesendete Replies: der Composer pusht sie rein,
// ReplyList merged sie mit den vom Relay geladenen Replies (dedup per id).
let optimisticReplies: NostrEvent[] = $state([]);
function handlePublished(signed: SignedEvent) {
optimisticReplies = [...optimisticReplies, signed as unknown as NostrEvent];
}
$effect(() => {
document.title = `${title} Jörg Lohrer`;
});
</script>
<h1 class="post-title">{title}</h1>
<div class="meta">
{$t('post.published_on', { values: { date } })}
{#if tags.length > 0}
<div class="tags">
{#each tags as t}
<a class="tag" href="/tag/{encodeURIComponent(t)}/">{t}</a>
{/each}
</div>
{/if}
</div>
<LanguageAvailability {event} />
{#if image}
<p class="cover"><img src={image} alt="Cover-Bild" /></p>
{/if}
{#if summary}
<p class="summary">{summary}</p>
{/if}
<article>{@html bodyHtml}</article>
{#if dtag}
<Reactions {dtag} />
<ExternalClientLinks {dtag} />
<ReplyComposer {dtag} eventId={event.id} onPublished={handlePublished} />
<ReplyList {dtag} optimistic={optimisticReplies} />
{/if}
<style>
.post-title {
font-size: 1.5rem;
line-height: 1.25;
margin: 0 0 0.4rem;
word-wrap: break-word;
}
@media (min-width: 640px) {
.post-title {
font-size: 2rem;
line-height: 1.2;
}
}
.meta {
color: var(--muted);
font-size: 0.92rem;
margin-bottom: 2rem;
}
.tags {
margin-top: 0.4rem;
}
.tag {
display: inline-block;
background: var(--code-bg);
border-radius: 3px;
padding: 1px 7px;
margin: 0 4px 4px 0;
font-size: 0.85em;
color: var(--fg);
text-decoration: none;
}
.tag:hover {
background: var(--border);
}
.cover {
max-width: 480px;
margin: 1rem auto 1.5rem;
}
.cover img {
display: block;
width: 100%;
height: auto;
border-radius: 4px;
}
.summary {
font-style: italic;
color: var(--muted);
}
article :global(img) {
max-width: 100%;
height: auto;
border-radius: 4px;
}
article :global(a) {
color: var(--accent);
word-break: break-word;
}
article :global(pre) {
background: var(--code-bg);
padding: 0.8rem;
border-radius: 4px;
overflow-x: auto;
font-size: 0.88em;
max-width: 100%;
}
article :global(code) {
background: var(--code-bg);
padding: 1px 4px;
border-radius: 3px;
font-size: 0.92em;
word-break: break-word;
}
article :global(pre code) {
padding: 0;
background: none;
word-break: normal;
}
article :global(hr) {
border: none;
border-top: 1px solid var(--border);
margin: 2rem 0;
}
article :global(blockquote) {
border-left: 3px solid var(--border);
padding: 0 0 0 1rem;
margin: 1rem 0;
color: var(--muted);
}
</style>