feat(v3): add v3 stack — backend rewrite, renamed env vars, docs

- New Go backend binary (backend + runner) replacing old scraper/
- Rename SCRAPER_API_URL → BACKEND_API_URL in UI env and docker-compose
- Rename scraperFetch → backendFetch across all 19 UI server files
- Remove SCRAPER_PROXY env var and proxy transport from browser.Config
- Add Meilisearch, Valkey, Caddy to docker-compose
- Add docs/: api-endpoints.md, request-flow.mermaid.md, data-flow.mermaid.md
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Admin
2026-03-22 17:27:32 +05:00
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<script lang="ts">
/**
* AudioPlayer — controller component.
*
* Does NOT own an <audio> element. Instead it reads/writes `audioStore`,
* which is shared with the layout's persistent <audio> element so audio
* survives SvelteKit navigations.
*
* ── Play flow ────────────────────────────────────────────────────────────
* On "Play narration" click / auto-start:
* 1. Populate store metadata (slug, chapter, titles, voice, speed).
* 2. If the pre-fetch already landed (nextStatus='prefetched' AND
* nextChapterPrefetched === chapter), use the cached URL immediately.
* 3. Otherwise try GET /api/presign/audio — if 200, set audioUrl → layout plays.
* 4. If 404, POST /api/audio/:slug/:n to generate. Drive pseudo progress bar.
* On success (200 or 202→done), presign and set audioUrl directly from MinIO.
*
* ── Voice selection ──────────────────────────────────────────────────────
* A "Change voice" panel lets users pick from the available Kokoro voices.
* Each voice shows a play button that streams a pre-generated sample from
* MinIO (GET /api/presign/voice-sample?voice=...). Samples are generated
* server-side via POST /api/audio/voice-samples.
*
* Changing voice updates audioStore.voice (saved to settings via layout).
* The currently loaded chapter audio is NOT re-generated automatically —
* the new voice takes effect on next "Play narration" click.
*
* ── Pre-fetch (immediate + 90% fallback) ────────────────────────────────
* When autoNext is on, prefetchNext() is called as soon as the current
* chapter starts playing (via maybeStartPrefetch() at the end of
* startPlayback()). This gives the maximum lead time for Kokoro to
* generate the next chapter so the transition is seamless.
*
* A $effect also watches currentTime/duration and fires prefetchNext() at
* the 90% mark as a fallback — covering the case where autoNext was toggled
* on mid-playback after startPlayback() had already returned.
* The nextStatus !== 'none' guard prevents double-runs in all cases.
*
* prefetchNext():
* • Calls POST /api/audio for next chapter (sets nextStatus='prefetching')
* • On success, presigns and stores URL in audioStore.nextAudioUrl
* (sets nextStatus='prefetched')
* • On failure, sets nextStatus='failed'
*
* ── Auto-next ────────────────────────────────────────────────────────────
* layout.svelte onended → sets autoStartPending=true → navigates.
* New chapter's AudioPlayer mounts → sees autoStartPending → startPlayback()
* which uses the prefetched URL if available.
*/
import { audioStore } from '$lib/audio.svelte';
import { Button } from '$lib/components/ui/button';
import { cn } from '$lib/utils';
interface Props {
slug: string;
chapter: number;
chapterTitle?: string;
bookTitle?: string;
/** Cover image URL for the book (used in MediaSession for lock-screen art). */
cover?: string;
/** Next chapter number, or null/undefined if this is the last chapter. */
nextChapter?: number | null;
/** Full chapter list for the book (number + title). Written into the store. */
chapters?: { number: number; title: string }[];
/** List of available voices from the Kokoro API. */
voices?: string[];
}
let {
slug,
chapter,
chapterTitle = '',
bookTitle = '',
cover = '',
nextChapter = null,
chapters = [],
voices = []
}: Props = $props();
// ── Voice selector state ────────────────────────────────────────────────
let showVoicePanel = $state(false);
/** Voice whose sample is currently being fetched or playing. */
let samplePlayingVoice = $state<string | null>(null);
/** Currently active sample <audio> element — one at a time. */
let sampleAudio = $state<HTMLAudioElement | null>(null);
/**
* Human-readable label for a voice ID.
* e.g. "af_bella" → "Bella (US F)" | "bm_george" → "George (UK M)"
*/
function voiceLabel(v: string): string {
const langMap: Record<string, string> = {
af: 'US', am: 'US',
bf: 'UK', bm: 'UK',
ef: 'ES', em: 'ES',
ff: 'FR',
hf: 'IN', hm: 'IN',
'if': 'IT', im: 'IT',
jf: 'JP', jm: 'JP',
pf: 'PT', pm: 'PT',
zf: 'ZH', zm: 'ZH',
};
const genderMap: Record<string, string> = {
af: 'F', am: 'M',
bf: 'F', bm: 'M',
ef: 'F', em: 'M',
ff: 'F',
hf: 'F', hm: 'M',
'if': 'F', im: 'M',
jf: 'F', jm: 'M',
pf: 'F', pm: 'M',
zf: 'F', zm: 'M',
};
const prefix = v.slice(0, 2);
const name = v.slice(3);
// Capitalise and strip legacy v0 prefix.
const displayName = name
.replace(/^v0/, '')
.replace(/^([a-z])/, (c: string) => c.toUpperCase());
const lang = langMap[prefix] ?? prefix.toUpperCase();
const gender = genderMap[prefix] ?? '?';
return `${displayName} (${lang} ${gender})`;
}
/** Stop any currently playing sample. */
function stopSample() {
if (sampleAudio) {
sampleAudio.pause();
sampleAudio.src = '';
sampleAudio = null;
}
samplePlayingVoice = null;
}
/** Play a voice sample from MinIO. */
async function playSample(voice: string) {
// If this voice is already playing, stop it.
if (samplePlayingVoice === voice) {
stopSample();
return;
}
stopSample();
samplePlayingVoice = voice;
try {
const res = await fetch(`/api/presign/voice-sample?voice=${encodeURIComponent(voice)}`);
if (res.status === 404) {
// Sample not generated yet — silently ignore
samplePlayingVoice = null;
return;
}
if (!res.ok) throw new Error(`presign failed: ${res.status}`);
const data = (await res.json()) as { url: string };
const audio = new Audio(data.url);
sampleAudio = audio;
audio.onended = () => {
if (samplePlayingVoice === voice) stopSample();
};
audio.onerror = () => {
if (samplePlayingVoice === voice) stopSample();
};
await audio.play();
} catch {
samplePlayingVoice = null;
}
}
/** Select a voice and close the panel. */
function selectVoice(voice: string) {
stopSample();
audioStore.voice = voice;
showVoicePanel = false;
}
// Keep nextChapter in the store so the layout's onended can navigate.
// NOTE: we do NOT clear on unmount here — the store retains the value so
// onended (which may fire after {#key} unmounts this component) can still
// read it. The value is superseded when the new chapter mounts.
$effect(() => {
audioStore.nextChapter = nextChapter ?? null;
});
// Auto-start: if the layout navigated here via auto-next, kick off playback.
// We match against the chapter prop so the outgoing chapter's AudioPlayer
// (still mounted during the brief navigation window) never reacts to this.
$effect(() => {
if (audioStore.autoStartChapter === chapter) {
audioStore.autoStartChapter = null;
startPlayback();
}
});
// Reset next-chapter prefetch state when this chapter changes (new page).
// Only reset if the prefetch belongs to neither the current chapter
// (about to be consumed by startPlayback) nor the next chapter (still valid).
// Any other value means stale data from a previous page.
$effect(() => {
const prefetchedFor = audioStore.nextChapterPrefetched;
if (
prefetchedFor !== null &&
prefetchedFor !== chapter &&
prefetchedFor !== (nextChapter ?? null)
) {
audioStore.resetNextPrefetch();
}
});
// Close voice panel when user clicks outside (escape key).
function handleKeyDown(e: KeyboardEvent) {
if (e.key === 'Escape') {
stopSample();
showVoicePanel = false;
}
}
// ── 90% pre-fetch trigger ─────────────────────────────────────────────────
// Watch playback progress; when >= 90% of current chapter, pre-generate
// the next chapter's audio so it's ready when we navigate.
$effect(() => {
const ct = audioStore.currentTime;
const dur = audioStore.duration;
const isCurrentlyPlaying = audioStore.isCurrentChapter(slug, chapter);
if (
!isCurrentlyPlaying ||
!audioStore.autoNext ||
nextChapter === null ||
nextChapter === undefined ||
dur <= 0 ||
ct / dur < 0.9 ||
audioStore.nextStatus !== 'none'
) {
return;
}
// Trigger exactly once (nextStatus transitions away from 'none')
prefetchNext();
});
// ── Pseudo progress helpers ────────────────────────────────────────────────
let progressRafId = 0;
function startProgress() {
audioStore.progress = 0;
let last = performance.now();
function tick(now: number) {
const dt = (now - last) / 1000;
last = now;
let rate: number;
if (audioStore.progress < 30) rate = 4;
else if (audioStore.progress < 60) rate = 12;
else if (audioStore.progress < 80) rate = 4;
else rate = 0.3;
audioStore.progress = Math.min(audioStore.progress + rate * dt, 99);
if (audioStore.progress < 99) {
progressRafId = requestAnimationFrame(tick);
}
}
progressRafId = requestAnimationFrame(tick);
}
function stopProgress() {
if (progressRafId) {
cancelAnimationFrame(progressRafId);
progressRafId = 0;
}
}
async function finishProgress() {
stopProgress();
const step = () => {
audioStore.progress = Math.min(audioStore.progress + 8, 100);
if (audioStore.progress < 100) {
progressRafId = requestAnimationFrame(step);
}
};
progressRafId = requestAnimationFrame(step);
await new Promise((r) => setTimeout(r, 200));
stopProgress();
}
// ── Next-chapter pseudo-progress helpers ──────────────────────────────────
let nextProgressRafId = 0;
function startNextProgress() {
audioStore.nextProgress = 0;
let last = performance.now();
function tick(now: number) {
const dt = (now - last) / 1000;
last = now;
let rate: number;
if (audioStore.nextProgress < 30) rate = 4;
else if (audioStore.nextProgress < 60) rate = 12;
else if (audioStore.nextProgress < 80) rate = 4;
else rate = 0.3;
audioStore.nextProgress = Math.min(audioStore.nextProgress + rate * dt, 99);
if (audioStore.nextProgress < 99) {
nextProgressRafId = requestAnimationFrame(tick);
}
}
nextProgressRafId = requestAnimationFrame(tick);
}
function stopNextProgress() {
if (nextProgressRafId) {
cancelAnimationFrame(nextProgressRafId);
nextProgressRafId = 0;
}
}
// ── API helpers ────────────────────────────────────────────────────────────
async function tryPresign(
targetSlug: string,
targetChapter: number,
targetVoice: string
): Promise<string | null> {
const params = new URLSearchParams({
slug: targetSlug,
n: String(targetChapter),
voice: targetVoice
});
const res = await fetch(`/api/presign/audio?${params}`);
if (res.status === 404) return null;
if (!res.ok) throw new Error(`presign HTTP ${res.status}`);
const data = (await res.json()) as { url: string };
return data.url;
}
type AudioStatusResponse =
| { status: 'done' }
| { status: 'pending' | 'generating'; job_id: string }
| { status: 'idle' }
| { status: 'failed'; error?: string };
/**
* Poll GET /api/audio/status/[slug]/[n]?voice=... every `intervalMs` ms
* until status is "done" or "failed" (or the caller cancels via signal).
*
* Returns the final status response, or throws on network error / cancellation.
*/
async function pollAudioStatus(
targetSlug: string,
targetChapter: number,
targetVoice: string,
intervalMs = 2000,
signal?: AbortSignal
): Promise<AudioStatusResponse> {
const qs = new URLSearchParams();
if (targetVoice) qs.set('voice', targetVoice);
const url = `/api/audio/status/${targetSlug}/${targetChapter}?${qs.toString()}`;
while (true) {
if (signal?.aborted) throw new DOMException('Aborted', 'AbortError');
const res = await fetch(url, { signal });
if (!res.ok) throw new Error(`Status poll HTTP ${res.status}`);
const data = (await res.json()) as AudioStatusResponse;
if (data.status === 'done' || data.status === 'failed') {
return data;
}
// Still pending/generating — wait then retry.
await new Promise<void>((resolve, reject) => {
const timer = setTimeout(resolve, intervalMs);
signal?.addEventListener('abort', () => {
clearTimeout(timer);
reject(new DOMException('Aborted', 'AbortError'));
});
});
}
}
// ── Pre-fetch next chapter ─────────────────────────────────────────────────
async function prefetchNext() {
if (nextChapter === null || nextChapter === undefined) return;
if (audioStore.nextStatus !== 'none') return; // already running or done
const voice = audioStore.voice;
audioStore.nextStatus = 'prefetching';
audioStore.nextChapterPrefetched = nextChapter;
startNextProgress();
try {
// Fast path: already generated
const url = await tryPresign(slug, nextChapter, voice);
if (url) {
stopNextProgress();
audioStore.nextProgress = 100;
audioStore.nextAudioUrl = url;
audioStore.nextStatus = 'prefetched';
return;
}
// Slow path: trigger Kokoro generation (non-blocking POST), then poll.
const res = await fetch(`/api/audio/${slug}/${nextChapter}`, {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({ voice })
});
if (!res.ok) throw new Error(`Prefetch generation failed: HTTP ${res.status}`);
// Whether the server returned 200 (already cached) or 202 (enqueued),
// always presign — the status endpoint no longer returns a proxy URL.
if (res.status === 200) {
// Body is { status: 'done' } — audio confirmed in MinIO. Presign it.
await res.body?.cancel();
}
// else 202: generation enqueued — fall through to poll.
if (res.status !== 200) {
// 202: poll until done.
const final = await pollAudioStatus(slug, nextChapter, voice);
stopNextProgress();
audioStore.nextProgress = 100;
if (final.status === 'failed') {
throw new Error(`Prefetch failed: ${(final as { error?: string }).error ?? 'unknown'}`);
}
} else {
stopNextProgress();
audioStore.nextProgress = 100;
}
// Audio is ready in MinIO — get a direct presigned URL.
const doneUrl = await tryPresign(slug, nextChapter, voice);
if (!doneUrl) throw new Error('Prefetch: audio done but presign returned 404');
audioStore.nextAudioUrl = doneUrl;
audioStore.nextStatus = 'prefetched';
} catch {
stopNextProgress();
audioStore.nextStatus = 'failed';
}
}
// ── Media Session ──────────────────────────────────────────────────────────
// Sets the OS-level media metadata so the book cover, title, and chapter
// appear on the phone lock screen / notification center.
function setMediaSession() {
if (typeof navigator === 'undefined' || !('mediaSession' in navigator)) return;
const artwork: MediaImage[] = cover
? [
{ src: cover, sizes: '512x512', type: 'image/jpeg' },
{ src: cover, sizes: '256x256', type: 'image/jpeg' }
]
: [];
navigator.mediaSession.metadata = new MediaMetadata({
title: chapterTitle || `Chapter ${chapter}`,
artist: bookTitle,
album: bookTitle,
artwork
});
}
// ── Core play flow ─────────────────────────────────────────────────────────
async function startPlayback() {
const voice = audioStore.voice;
// Populate store metadata so layout + mini-bar have track info.
audioStore.slug = slug;
audioStore.chapter = chapter;
audioStore.chapterTitle = chapterTitle;
audioStore.bookTitle = bookTitle;
audioStore.cover = cover;
audioStore.chapters = chapters;
// Update OS media session (lock screen / notification center).
setMediaSession();
audioStore.status = 'loading';
audioStore.errorMsg = '';
try {
// Fast path A: pre-fetch already landed for THIS chapter.
if (
audioStore.nextStatus === 'prefetched' &&
audioStore.nextChapterPrefetched === chapter &&
audioStore.nextAudioUrl
) {
const url = audioStore.nextAudioUrl;
// Consume the pre-fetch — reset so it doesn't carry over
audioStore.resetNextPrefetch();
audioStore.audioUrl = url;
audioStore.status = 'ready';
// Don't restore saved time for auto-next; position is 0
// Immediately start pre-generating the chapter after this one.
maybeStartPrefetch();
return;
}
// Fast path B: audio already in MinIO (presign check).
const url = await tryPresign(slug, chapter, voice);
if (url) {
audioStore.audioUrl = url;
audioStore.status = 'ready';
// Restore last saved position after the audio element loads
restoreSavedAudioTime();
// Immediately start pre-generating the next chapter in background.
maybeStartPrefetch();
return;
}
// Slow path: trigger Kokoro generation (non-blocking POST), then poll.
audioStore.status = 'generating';
startProgress();
const res = await fetch(`/api/audio/${slug}/${chapter}`, {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({ voice })
});
if (!res.ok) throw new Error(`Generation failed: HTTP ${res.status}`);
if (res.status !== 200) {
// 202: generation enqueued — poll until done.
const final = await pollAudioStatus(slug, chapter, voice);
if (final.status === 'failed') {
throw new Error(
`Generation failed: ${(final as { error?: string }).error ?? 'unknown error'}`
);
}
} else {
// 200: already cached — body is { status: 'done' }, no url needed.
await res.body?.cancel();
}
await finishProgress();
// Audio is ready in MinIO — always use a presigned URL for direct playback.
const doneUrl = await tryPresign(slug, chapter, voice);
if (!doneUrl) throw new Error('Audio generated but presign returned 404');
audioStore.audioUrl = doneUrl;
audioStore.status = 'ready';
// Don't restore time for freshly generated audio — position is 0
// Immediately start pre-generating the next chapter in background.
maybeStartPrefetch();
} catch (e) {
stopProgress();
audioStore.progress = 0;
audioStore.status = 'error';
audioStore.errorMsg = String(e);
}
}
/**
* Start pre-fetching the next chapter if autoNext is on, there is a next
* chapter, and no prefetch is already running or completed.
* Called as soon as current-chapter playback begins so that the next
* chapter's audio is ready before we need it (seamless transition).
* The 90%-mark $effect acts as a fallback for cases where autoNext is
* toggled on mid-playback.
*/
function maybeStartPrefetch() {
if (
audioStore.autoNext &&
nextChapter !== null &&
nextChapter !== undefined &&
audioStore.nextStatus === 'none'
) {
prefetchNext();
}
}
/**
* Fetch the saved audio time for this chapter and seek to it after a short
* delay (to allow the audio element to load the source).
*/
async function restoreSavedAudioTime() {
try {
const params = new URLSearchParams({ slug, chapter: String(chapter) });
const res = await fetch(`/api/progress/audio-time?${params}`);
if (!res.ok) return;
const data = (await res.json()) as { audioTime: number | null };
if (data.audioTime && data.audioTime > 5) {
// Small delay to let the <audio> element fully load the src before seeking
setTimeout(() => {
audioStore.seekRequest = data.audioTime as number;
}, 300);
}
} catch {
// Non-critical — silently ignore
}
}
async function handlePlay() {
const isCurrent = audioStore.isCurrentChapter(slug, chapter);
// Already loaded this chapter: toggle play/pause.
if (isCurrent && audioStore.status === 'ready') {
audioStore.toggleRequest = (audioStore.toggleRequest ?? 0) + 1;
return;
}
// Not yet loaded — start the full flow.
await startPlayback();
}
function formatTime(s: number): string {
if (!isFinite(s) || s < 0) return '0:00';
const m = Math.floor(s / 60);
const sec = Math.floor(s % 60);
return `${m}:${sec.toString().padStart(2, '0')}`;
}
</script>
<svelte:window onkeydown={handleKeyDown} />
<div class="mt-6 p-4 rounded-lg bg-zinc-800 border border-zinc-700">
<div class="flex items-center justify-between gap-2 mb-3">
<div class="flex items-center gap-2">
<svg class="w-4 h-4 text-amber-400" fill="currentColor" viewBox="0 0 24 24">
<path d="M12 3v10.55A4 4 0 1014 17V7h4V3h-6z"/>
</svg>
<span class="text-sm text-zinc-300 font-medium">Audio Narration</span>
</div>
<!-- Voice selector button -->
{#if voices.length > 0}
<Button
variant="ghost"
size="sm"
onclick={() => { stopSample(); showVoicePanel = !showVoicePanel; }}
class={cn('gap-1.5 text-xs', showVoicePanel ? 'text-amber-400 bg-amber-400/15 hover:bg-amber-400/25' : '')}
title="Change voice"
>
<svg class="w-3.5 h-3.5" fill="currentColor" viewBox="0 0 24 24">
<path d="M12 14c1.66 0 3-1.34 3-3V5c0-1.66-1.34-3-3-3S9 3.34 9 5v6c0 1.66 1.34 3 3 3zm-1-9c0-.55.45-1 1-1s1 .45 1 1v6c0 .55-.45 1-1 1s-1-.45-1-1V5zm6 6c0 2.76-2.24 5-5 5s-5-2.24-5-5H5c0 3.53 2.61 6.43 6 6.92V21h2v-3.08c3.39-.49 6-3.39 6-6.92h-2z"/>
</svg>
<span class="max-w-[80px] truncate">{voiceLabel(audioStore.voice)}</span>
<svg class={cn('w-3 h-3 flex-shrink-0 transition-transform', showVoicePanel && 'rotate-180')} fill="currentColor" viewBox="0 0 24 24">
<path d="M7 10l5 5 5-5z"/>
</svg>
</Button>
{/if}
</div>
<!-- ── Voice selector panel ──────────────────────────────────────────── -->
{#if showVoicePanel && voices.length > 0}
<div class="mb-3 rounded-lg border border-zinc-600 bg-zinc-900 overflow-hidden">
<div class="px-3 py-2 border-b border-zinc-700 flex items-center justify-between">
<span class="text-xs font-semibold text-zinc-400 uppercase tracking-wider">Choose Voice</span>
<Button
variant="ghost"
size="icon"
class="h-6 w-6 text-zinc-500 hover:text-zinc-300"
onclick={() => { stopSample(); showVoicePanel = false; }}
aria-label="Close voice selector"
>
<svg class="w-3.5 h-3.5" fill="none" stroke="currentColor" viewBox="0 0 24 24">
<path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M6 18L18 6M6 6l12 12"/>
</svg>
</Button>
</div>
<div class="max-h-64 overflow-y-auto">
{#each voices as v (v)}
<div
class={cn('flex items-center gap-2 px-3 py-2 hover:bg-zinc-800 transition-colors cursor-pointer', audioStore.voice === v && 'bg-amber-400/10')}
role="button"
tabindex="0"
onclick={() => selectVoice(v)}
onkeydown={(e) => e.key === 'Enter' && selectVoice(v)}
>
<!-- Selected indicator -->
<div class="w-4 flex-shrink-0">
{#if audioStore.voice === v}
<svg class="w-3.5 h-3.5 text-amber-400" fill="currentColor" viewBox="0 0 24 24">
<path d="M9 16.17L4.83 12l-1.42 1.41L9 19 21 7l-1.41-1.41L9 16.17z"/>
</svg>
{/if}
</div>
<!-- Voice name -->
<span class={cn('flex-1 text-xs', audioStore.voice === v ? 'text-amber-400 font-medium' : 'text-zinc-300')}>
{voiceLabel(v)}
</span>
<span class="text-zinc-600 text-xs font-mono">{v}</span>
<!-- Sample play button (stop propagation so click doesn't select) -->
<Button
variant="ghost"
size="icon"
class={cn('h-6 w-6 flex-shrink-0', samplePlayingVoice === v ? 'text-amber-400 bg-amber-400/15 hover:bg-amber-400/25' : 'text-zinc-500 hover:text-zinc-200')}
onclick={(e) => { e.stopPropagation(); playSample(v); }}
title={samplePlayingVoice === v ? 'Stop sample' : 'Play sample'}
aria-label={samplePlayingVoice === v ? `Stop ${v} sample` : `Play ${v} sample`}
>
{#if samplePlayingVoice === v}
<svg class="w-3.5 h-3.5" fill="currentColor" viewBox="0 0 24 24">
<path d="M6 6h12v12H6z"/>
</svg>
{:else}
<svg class="w-3.5 h-3.5" fill="currentColor" viewBox="0 0 24 24">
<path d="M8 5v14l11-7z"/>
</svg>
{/if}
</Button>
</div>
{/each}
</div>
<div class="px-3 py-2 border-t border-zinc-700 bg-zinc-800/50">
<p class="text-xs text-zinc-500">
New voice applies on next "Play narration".
{#if voices.length > 0}
<a
href="/api/audio/voice-samples"
class="text-zinc-400 hover:text-amber-400 transition-colors underline"
onclick={(e) => {
e.preventDefault();
fetch('/api/audio/voice-samples', { method: 'POST' }).catch(() => {});
}}
>Generate missing samples</a>
{/if}
</p>
</div>
</div>
{/if}
{#if audioStore.isCurrentChapter(slug, chapter)}
<!-- ── This chapter is the active one ── -->
{#if audioStore.status === 'idle' || audioStore.status === 'error'}
{#if audioStore.status === 'error'}
<p class="text-red-400 text-sm mb-2">{audioStore.errorMsg || 'Failed to load audio.'}</p>
{/if}
<Button variant="default" size="sm" onclick={handlePlay}>
<svg class="w-3.5 h-3.5" fill="currentColor" viewBox="0 0 24 24">
<path d="M8 5v14l11-7z"/>
</svg>
Play narration
</Button>
{:else if audioStore.status === 'loading'}
<Button variant="default" size="sm" disabled>
<svg class="w-3.5 h-3.5 animate-spin" fill="none" viewBox="0 0 24 24">
<circle class="opacity-25" cx="12" cy="12" r="10" stroke="currentColor" stroke-width="4"></circle>
<path class="opacity-75" fill="currentColor" d="M4 12a8 8 0 018-8V0C5.373 0 0 5.373 0 12h4z"></path>
</svg>
Loading…
</Button>
{:else if audioStore.status === 'generating'}
<div class="space-y-2">
<p class="text-xs text-zinc-400">Generating narration…</p>
<div class="w-full h-1.5 bg-zinc-700 rounded-full overflow-hidden">
<div
class="h-full bg-amber-400 rounded-full transition-none"
style="width: {audioStore.progress}%"
></div>
</div>
<p class="text-xs text-zinc-500 tabular-nums">{Math.round(audioStore.progress)}%</p>
</div>
{:else if audioStore.status === 'ready'}
<!-- Mini-bar is the canonical control surface — show a compact indicator here -->
<div class="flex items-center justify-between gap-3">
<div class="flex items-center gap-2 text-xs text-zinc-400">
{#if audioStore.isPlaying}
<svg class="w-3.5 h-3.5 text-amber-400 flex-shrink-0" fill="currentColor" viewBox="0 0 24 24">
<path d="M6 4h4v16H6V4zm8 0h4v16h-4V4z"/>
</svg>
<span>Playing — controls below</span>
{:else}
<svg class="w-3.5 h-3.5 flex-shrink-0 ml-0.5" fill="currentColor" viewBox="0 0 24 24">
<path d="M8 5v14l11-7z"/>
</svg>
<span>Paused — controls below</span>
{/if}
<span class="tabular-nums text-zinc-500">
{formatTime(audioStore.currentTime)} / {formatTime(audioStore.duration)}
</span>
</div>
<!-- Auto-next toggle (keep here as useful context) -->
{#if nextChapter !== null && nextChapter !== undefined}
<Button
variant="ghost"
size="sm"
class={cn('gap-1.5 text-xs flex-shrink-0', audioStore.autoNext ? 'text-amber-400 bg-amber-400/15 hover:bg-amber-400/25' : 'text-zinc-500')}
onclick={() => (audioStore.autoNext = !audioStore.autoNext)}
title={audioStore.autoNext ? `Auto-next on — will play Ch.${nextChapter} automatically` : 'Auto-next off'}
aria-pressed={audioStore.autoNext}
>
<svg class="w-3.5 h-3.5" fill="currentColor" viewBox="0 0 24 24">
<path d="M6 18l8.5-6L6 6v12zm8.5-6L23 6v12l-8.5-6z"/>
</svg>
Auto
</Button>
{/if}
</div>
<!-- Next chapter pre-fetch status (only when auto-next is on) -->
{#if audioStore.autoNext && nextChapter !== null && nextChapter !== undefined}
<div class="mt-2">
{#if audioStore.nextStatus === 'prefetching'}
<div class="flex items-center gap-2 text-xs text-zinc-500">
<svg class="w-3 h-3 animate-spin flex-shrink-0" fill="none" viewBox="0 0 24 24">
<circle class="opacity-25" cx="12" cy="12" r="10" stroke="currentColor" stroke-width="4"></circle>
<path class="opacity-75" fill="currentColor" d="M4 12a8 8 0 018-8V0C5.373 0 0 5.373 0 12h4z"></path>
</svg>
<span>Preparing Ch.{nextChapter}{Math.round(audioStore.nextProgress)}%</span>
</div>
{:else if audioStore.nextStatus === 'prefetched'}
<p class="text-xs text-zinc-500 flex items-center gap-1">
<svg class="w-3 h-3 text-amber-400 flex-shrink-0" fill="currentColor" viewBox="0 0 24 24">
<path d="M9 16.17L4.83 12l-1.42 1.41L9 19 21 7l-1.41-1.41L9 16.17z"/>
</svg>
Ch.{nextChapter} ready
</p>
{:else if audioStore.nextStatus === 'failed'}
<p class="text-xs text-zinc-600">Ch.{nextChapter} will generate on navigate</p>
{/if}
</div>
{/if}
{/if}
{:else if audioStore.active}
<!-- ── A different chapter is currently playing ── -->
<div class="flex items-center justify-between gap-3">
<p class="text-xs text-zinc-400">
Now playing: {audioStore.chapterTitle || `Ch.${audioStore.chapter}`}
</p>
<Button variant="secondary" size="sm" class="flex-shrink-0" onclick={startPlayback}>
Load this chapter
</Button>
</div>
{:else}
<!-- ── Idle — nothing playing ── -->
<Button variant="default" size="sm" onclick={handlePlay}>
<svg class="w-3.5 h-3.5" fill="currentColor" viewBox="0 0 24 24">
<path d="M8 5v14l11-7z"/>
</svg>
Play narration
</Button>
{/if}
</div>

View File

@@ -0,0 +1,112 @@
<script lang="ts">
import { onDestroy } from 'svelte';
import Cropper from 'cropperjs';
import type { default as CropperType } from 'cropperjs';
import 'cropperjs/dist/cropper.css';
import { Dialog, DialogHeader, DialogTitle, DialogFooter } from '$lib/components/ui/dialog';
import { Button } from '$lib/components/ui/button';
interface Props {
file: File;
onconfirm: (blob: Blob, mimeType: string) => void;
oncancel: () => void;
}
let { file, onconfirm, oncancel }: Props = $props();
let imgEl: HTMLImageElement | undefined = $state();
let cropper: CropperType | null = null;
let objectUrl = '';
let open = $state(true);
// Initialize cropper once the img element is bound and the file is known.
// Use a $effect so it runs after the DOM is ready (replaces onMount).
$effect(() => {
if (!imgEl || !file) return;
// Create the object URL and set src directly on the element (not via reactive
// state) so cropperjs sees the correct src before the image load event fires.
objectUrl = URL.createObjectURL(file);
imgEl.src = objectUrl;
// Cropperjs must be initialised inside the image's load event so it can
// measure the natural dimensions — if we call new Cropper() before the image
// has loaded, the crop canvas is blank/invisible.
const handleLoad = () => {
cropper = new Cropper(imgEl!, {
aspectRatio: 1,
viewMode: 1,
dragMode: 'move',
autoCropArea: 0.8,
restore: false,
guides: false,
center: true,
highlight: false,
cropBoxMovable: true,
cropBoxResizable: true,
toggleDragModeOnDblclick: false,
background: false
});
};
imgEl.addEventListener('load', handleLoad, { once: true });
return () => {
imgEl?.removeEventListener('load', handleLoad);
cropper?.destroy();
cropper = null;
URL.revokeObjectURL(objectUrl);
objectUrl = '';
};
});
onDestroy(() => {
cropper?.destroy();
if (objectUrl) URL.revokeObjectURL(objectUrl);
});
function confirm() {
if (!cropper) return;
const canvas = cropper.getCroppedCanvas({ width: 400, height: 400 });
const mimeType = file.type === 'image/webp' ? 'image/webp' : 'image/jpeg';
canvas.toBlob(
(blob: Blob | null) => {
if (blob) onconfirm(blob, mimeType);
},
mimeType,
0.9
);
}
function handleClose() {
open = false;
oncancel();
}
</script>
<Dialog bind:open onclose={handleClose} class="max-w-sm">
<DialogHeader>
<DialogTitle>Crop profile picture</DialogTitle>
</DialogHeader>
<!-- Cropper image container — overflow must be visible so cropperjs can
render the crop canvas outside the natural image bounds. The fixed
height gives cropperjs a stable container to size itself against. -->
<div class="px-5">
<div class="rounded-xl bg-zinc-800" style="height: 300px; position: relative;">
<img
bind:this={imgEl}
alt="Crop preview"
style="display:block; max-width:100%; max-height:100%;"
/>
</div>
<p class="text-xs text-zinc-500 text-center mt-3">
Drag to reposition · pinch or scroll to zoom · drag corners to resize
</p>
</div>
<DialogFooter>
<Button variant="outline" onclick={handleClose}>Cancel</Button>
<Button variant="default" onclick={confirm}>Use photo</Button>
</DialogFooter>
</Dialog>

View File

@@ -0,0 +1,561 @@
<script lang="ts">
import { Button } from '$lib/components/ui/button';
import { Textarea } from '$lib/components/ui/textarea';
import { cn } from '$lib/utils';
interface BookComment {
id: string;
slug: string;
user_id: string;
username: string;
body: string;
upvotes: number;
downvotes: number;
created: string;
parent_id?: string;
replies?: BookComment[];
}
let {
slug,
isLoggedIn = false,
currentUserId = ''
}: {
slug: string;
isLoggedIn?: boolean;
currentUserId?: string;
} = $props();
// ── State ─────────────────────────────────────────────────────────────────
let comments = $state<BookComment[]>([]);
let myVotes = $state<Record<string, 'up' | 'down'>>({});
let avatarUrls = $state<Record<string, string>>({});
let loading = $state(true);
let loadError = $state('');
// Top-level new comment
let newBody = $state('');
let posting = $state(false);
let postError = $state('');
// Sort
let sort = $state<'new' | 'top'>('top');
// Reply state: which comment is being replied to
let replyingTo = $state<string | null>(null); // comment id
let replyBody = $state('');
let replyPosting = $state(false);
let replyError = $state('');
// Delete in-flight set
let deletingIds = $state(new Set<string>());
// Per-comment vote inflight set (prevents double-clicks)
let votingIds = $state(new Set<string>());
// ── Load comments ─────────────────────────────────────────────────────────
async function loadComments() {
loading = true;
loadError = '';
try {
const res = await fetch(
`/api/comments/${encodeURIComponent(slug)}?sort=${sort}`
);
if (!res.ok) throw new Error(`${res.status}`);
const data = await res.json();
comments = data.comments ?? [];
myVotes = data.myVotes ?? {};
avatarUrls = data.avatarUrls ?? {};
} catch (e) {
loadError = 'Failed to load comments.';
} finally {
loading = false;
}
}
$effect(() => {
loadComments();
});
// Re-load when sort changes (after initial mount)
let firstLoad = true;
$effect(() => {
// Read sort to create a dependency
const _ = sort;
if (firstLoad) { firstLoad = false; return; }
loadComments();
});
// ── Post top-level comment ────────────────────────────────────────────────
async function postComment() {
const text = newBody.trim();
if (!text || posting) return;
if (text.length > 2000) { postError = 'Comment is too long (max 2000 characters).'; return; }
posting = true;
postError = '';
try {
const res = await fetch(`/api/comments/${encodeURIComponent(slug)}`, {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({ body: text })
});
if (res.status === 401) { postError = 'You must be logged in to comment.'; return; }
if (!res.ok) {
const err = await res.json().catch(() => ({}));
postError = err.message ?? 'Failed to post comment.';
return;
}
const created: BookComment = await res.json();
created.replies = [];
// Prepend for 'new', or re-sort for 'top'
if (sort === 'new') {
comments = [created, ...comments];
} else {
comments = [created, ...comments]; // new comment has 0 score, goes to end after sort would happen
}
newBody = '';
} catch {
postError = 'Failed to post comment.';
} finally {
posting = false;
}
}
// ── Post reply ────────────────────────────────────────────────────────────
async function postReply(parentId: string) {
const text = replyBody.trim();
if (!text || replyPosting) return;
if (text.length > 2000) { replyError = 'Reply is too long (max 2000 characters).'; return; }
replyPosting = true;
replyError = '';
try {
const res = await fetch(`/api/comments/${encodeURIComponent(slug)}`, {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({ body: text, parent_id: parentId })
});
if (res.status === 401) { replyError = 'You must be logged in to reply.'; return; }
if (!res.ok) {
const err = await res.json().catch(() => ({}));
replyError = err.message ?? 'Failed to post reply.';
return;
}
const created: BookComment = await res.json();
// Append to the parent's replies list
comments = comments.map((c) => {
if (c.id !== parentId) return c;
return { ...c, replies: [...(c.replies ?? []), created] };
});
replyBody = '';
replyingTo = null;
} catch {
replyError = 'Failed to post reply.';
} finally {
replyPosting = false;
}
}
// ── Delete ────────────────────────────────────────────────────────────────
async function deleteComment(commentId: string, parentId?: string) {
if (deletingIds.has(commentId)) return;
deletingIds = new Set([...deletingIds, commentId]);
try {
const res = await fetch(`/api/comment/${commentId}`, { method: 'DELETE' });
if (!res.ok) return;
if (parentId) {
// Remove reply from parent
comments = comments.map((c) => {
if (c.id !== parentId) return c;
return { ...c, replies: (c.replies ?? []).filter((r) => r.id !== commentId) };
});
} else {
// Remove top-level comment
comments = comments.filter((c) => c.id !== commentId);
}
} finally {
const next = new Set(deletingIds);
next.delete(commentId);
deletingIds = next;
}
}
// ── Vote ──────────────────────────────────────────────────────────────────
async function vote(commentId: string, v: 'up' | 'down', parentId?: string) {
if (votingIds.has(commentId)) return;
votingIds = new Set([...votingIds, commentId]);
try {
const res = await fetch(`/api/comment/${commentId}/vote`, {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({ vote: v })
});
if (!res.ok) return;
const updated: BookComment = await res.json();
// Update comment in list (handle both top-level and replies)
if (parentId) {
comments = comments.map((c) => {
if (c.id !== parentId) return c;
return {
...c,
replies: (c.replies ?? []).map((r) => (r.id === commentId ? updated : r))
};
});
} else {
comments = comments.map((c) => (c.id === commentId ? { ...updated, replies: c.replies } : c));
}
// Update myVotes: toggle off if same, else set new vote
const prev = myVotes[commentId];
if (prev === v) {
const next = { ...myVotes };
delete next[commentId];
myVotes = next;
} else {
myVotes = { ...myVotes, [commentId]: v };
}
} finally {
const next = new Set(votingIds);
next.delete(commentId);
votingIds = next;
}
}
// ── Helpers ───────────────────────────────────────────────────────────────
function initials(username: string): string {
const name = username.trim() || '?';
return name.slice(0, 2).toUpperCase();
}
function formatDate(iso: string): string {
try {
const date = new Date(iso);
const now = Date.now();
const diffMs = now - date.getTime();
const diffMins = Math.floor(diffMs / 60_000);
if (diffMins < 1) return 'just now';
if (diffMins < 60) return `${diffMins}m ago`;
const diffHours = Math.floor(diffMins / 60);
if (diffHours < 24) return `${diffHours}h ago`;
const diffDays = Math.floor(diffHours / 24);
if (diffDays < 30) return `${diffDays}d ago`;
return date.toLocaleDateString(undefined, { year: 'numeric', month: 'short', day: 'numeric' });
} catch {
return iso;
}
}
const charCount = $derived(newBody.length);
const charOver = $derived(charCount > 2000);
const replyCharCount = $derived(replyBody.length);
const replyCharOver = $derived(replyCharCount > 2000);
const totalCount = $derived(
comments.reduce((n, c) => n + 1 + (c.replies?.length ?? 0), 0)
);
</script>
<div class="mt-10">
<!-- Header + sort controls -->
<div class="flex items-center justify-between gap-3 mb-4 flex-wrap">
<h2 class="text-base font-semibold text-zinc-200">
Comments
{#if !loading && totalCount > 0}
<span class="text-zinc-500 font-normal text-sm ml-1">({totalCount})</span>
{/if}
</h2>
<!-- Sort tabs -->
{#if !loading && comments.length > 0}
<div class="flex items-center gap-1 text-xs rounded-lg bg-zinc-800/60 p-1">
<Button
variant="ghost"
size="sm"
class={cn('px-2.5 py-1 h-auto text-xs rounded-md', sort === 'top' ? 'bg-zinc-700 text-zinc-100 hover:bg-zinc-700' : 'text-zinc-500 hover:text-zinc-300')}
onclick={() => (sort = 'top')}
>Top</Button>
<Button
variant="ghost"
size="sm"
class={cn('px-2.5 py-1 h-auto text-xs rounded-md', sort === 'new' ? 'bg-zinc-700 text-zinc-100 hover:bg-zinc-700' : 'text-zinc-500 hover:text-zinc-300')}
onclick={() => (sort = 'new')}
>New</Button>
</div>
{/if}
</div>
<!-- Post form -->
<div class="mb-6">
{#if isLoggedIn}
<div class="flex flex-col gap-2">
<Textarea
bind:value={newBody}
placeholder="Write a comment…"
rows={3}
/>
<div class="flex items-center justify-between gap-3">
<span class={cn('text-xs tabular-nums', charOver ? 'text-red-400' : 'text-zinc-600')}>
{charCount}/2000
</span>
<div class="flex items-center gap-3">
{#if postError}
<span class="text-xs text-red-400">{postError}</span>
{/if}
<Button
variant="default"
size="sm"
disabled={posting || !newBody.trim() || charOver}
onclick={postComment}
>
{posting ? 'Posting…' : 'Post'}
</Button>
</div>
</div>
</div>
{:else}
<p class="text-sm text-zinc-500">
<a href="/auth/login" class="text-amber-400 hover:text-amber-300 transition-colors">Log in</a>
to leave a comment.
</p>
{/if}
</div>
<!-- Comment list -->
{#if loading}
<div class="flex flex-col gap-3">
{#each Array(3) as _}
<div class="rounded-lg bg-zinc-800/50 p-4 animate-pulse">
<div class="h-3 w-24 bg-zinc-700 rounded mb-3"></div>
<div class="h-3 w-full bg-zinc-700/60 rounded mb-2"></div>
<div class="h-3 w-3/4 bg-zinc-700/60 rounded"></div>
</div>
{/each}
</div>
{:else if loadError}
<p class="text-sm text-red-400">{loadError}</p>
{:else if comments.length === 0}
<p class="text-sm text-zinc-500">No comments yet. Be the first!</p>
{:else}
<div class="flex flex-col gap-3">
{#each comments as comment (comment.id)}
{@const myVote = myVotes[comment.id]}
{@const voting = votingIds.has(comment.id)}
{@const deleting = deletingIds.has(comment.id)}
{@const isOwner = isLoggedIn && currentUserId === comment.user_id}
<div class="rounded-lg bg-zinc-800/50 border border-zinc-700/50 px-4 py-3 flex flex-col gap-2 {deleting ? 'opacity-50' : ''}">
<!-- Header -->
<div class="flex items-center gap-2 flex-wrap">
{#if avatarUrls[comment.user_id]}
<img src={avatarUrls[comment.user_id]} alt={comment.username} class="w-6 h-6 rounded-full object-cover flex-shrink-0" />
{:else}
<div class="w-6 h-6 rounded-full bg-zinc-700 flex items-center justify-center flex-shrink-0">
<span class="text-[9px] font-semibold text-zinc-300 leading-none">{initials(comment.username)}</span>
</div>
{/if}
{#if comment.username}
<a href="/users/{comment.username}" class="text-sm font-medium text-zinc-200 hover:text-amber-400 transition-colors">{comment.username}</a>
{:else}
<span class="text-sm font-medium text-zinc-400">Anonymous</span>
{/if}
<span class="text-zinc-600 text-xs">&middot;</span>
<span class="text-xs text-zinc-500">{formatDate(comment.created)}</span>
</div>
<!-- Body -->
<p class="text-sm text-zinc-300 leading-relaxed whitespace-pre-wrap break-words">{comment.body}</p>
<!-- Actions row: votes + reply + delete -->
<div class="flex items-center gap-3 pt-1 flex-wrap">
<!-- Upvote -->
<Button
variant="ghost"
size="sm"
class={cn('h-auto px-1 py-0 gap-1 text-xs', myVote === 'up' ? 'text-amber-400' : 'text-zinc-500 hover:text-zinc-300')}
disabled={voting}
onclick={() => vote(comment.id, 'up')}
title="Upvote"
>
<svg class="w-3.5 h-3.5" fill="none" stroke="currentColor" viewBox="0 0 24 24" stroke-width="2">
<path stroke-linecap="round" stroke-linejoin="round" d="M14 10h4.764a2 2 0 011.789 2.894l-3.5 7A2 2 0 0115.263 21h-4.017c-.163 0-.326-.02-.485-.06L7 20m7-10V5a2 2 0 00-2-2h-.095c-.5 0-.905.405-.905.905 0 .714-.211 1.412-.608 2.006L7 11v9m7-10h-2M7 20H5a2 2 0 01-2-2v-6a2 2 0 012-2h2.5"/>
</svg>
<span class="tabular-nums">{comment.upvotes ?? 0}</span>
</Button>
<!-- Downvote -->
<Button
variant="ghost"
size="sm"
class={cn('h-auto px-1 py-0 gap-1 text-xs', myVote === 'down' ? 'text-red-400' : 'text-zinc-500 hover:text-zinc-300')}
disabled={voting}
onclick={() => vote(comment.id, 'down')}
title="Downvote"
>
<svg class="w-3.5 h-3.5" fill="none" stroke="currentColor" viewBox="0 0 24 24" stroke-width="2">
<path stroke-linecap="round" stroke-linejoin="round" d="M10 14H5.236a2 2 0 01-1.789-2.894l3.5-7A2 2 0 018.736 3h4.018a2 2 0 01.485.06l3.76.94m-7 10v5a2 2 0 002 2h.096c.5 0 .905-.405.905-.904 0-.715.211-1.413.608-2.008L17 13V4m-7 10h2m5-10h2a2 2 0 012 2v6a2 2 0 01-2 2h-2.5"/>
</svg>
<span class="tabular-nums">{comment.downvotes ?? 0}</span>
</Button>
<!-- Reply button -->
{#if isLoggedIn}
<Button
variant="ghost"
size="sm"
class={cn('h-auto px-1 py-0 gap-1 text-xs', replyingTo === comment.id ? 'text-amber-400' : 'text-zinc-500 hover:text-zinc-300')}
onclick={() => {
if (replyingTo === comment.id) {
replyingTo = null;
replyBody = '';
replyError = '';
} else {
replyingTo = comment.id;
replyBody = '';
replyError = '';
}
}}
>
<svg class="w-3.5 h-3.5" fill="none" stroke="currentColor" viewBox="0 0 24 24" stroke-width="2">
<path stroke-linecap="round" stroke-linejoin="round" d="M3 10h10a8 8 0 018 8v2M3 10l6 6m-6-6l6-6"/>
</svg>
Reply
</Button>
{/if}
<!-- Delete (owner only) -->
{#if isOwner}
<Button
variant="ghost"
size="sm"
class="h-auto px-1 py-0 gap-1 text-xs text-zinc-600 hover:text-red-400 ml-auto"
disabled={deleting}
onclick={() => deleteComment(comment.id)}
title="Delete comment"
>
<svg class="w-3.5 h-3.5" fill="none" stroke="currentColor" viewBox="0 0 24 24" stroke-width="2">
<path stroke-linecap="round" stroke-linejoin="round" d="M19 7l-.867 12.142A2 2 0 0116.138 21H7.862a2 2 0 01-1.995-1.858L5 7m5 4v6m4-6v6m1-10V4a1 1 0 00-1-1h-4a1 1 0 00-1 1v3M4 7h16"/>
</svg>
Delete
</Button>
{/if}
</div>
<!-- Inline reply form -->
{#if replyingTo === comment.id}
<div class="mt-1 flex flex-col gap-2 pl-2 border-l-2 border-zinc-700">
<Textarea
bind:value={replyBody}
placeholder="Write a reply…"
rows={2}
/>
<div class="flex items-center justify-between gap-2">
<span class={cn('text-xs tabular-nums', replyCharOver ? 'text-red-400' : 'text-zinc-600')}>
{replyCharCount}/2000
</span>
<div class="flex items-center gap-2">
{#if replyError}
<span class="text-xs text-red-400">{replyError}</span>
{/if}
<Button
variant="ghost"
size="sm"
class="text-zinc-400 hover:text-zinc-200"
onclick={() => { replyingTo = null; replyBody = ''; replyError = ''; }}
>Cancel</Button>
<Button
variant="default"
size="sm"
disabled={replyPosting || !replyBody.trim() || replyCharOver}
onclick={() => postReply(comment.id)}
>
{replyPosting ? 'Posting…' : 'Reply'}
</Button>
</div>
</div>
</div>
{/if}
<!-- Replies -->
{#if comment.replies && comment.replies.length > 0}
<div class="mt-1 flex flex-col gap-2 pl-3 border-l-2 border-zinc-700/60">
{#each comment.replies as reply (reply.id)}
{@const replyVote = myVotes[reply.id]}
{@const replyVoting = votingIds.has(reply.id)}
{@const replyDeleting = deletingIds.has(reply.id)}
{@const replyIsOwner = isLoggedIn && currentUserId === reply.user_id}
<div class="rounded-md bg-zinc-800/30 px-3 py-2.5 flex flex-col gap-1.5 {replyDeleting ? 'opacity-50' : ''}">
<!-- Reply header -->
<div class="flex items-center gap-2 flex-wrap">
{#if avatarUrls[reply.user_id]}
<img src={avatarUrls[reply.user_id]} alt={reply.username} class="w-5 h-5 rounded-full object-cover flex-shrink-0" />
{:else}
<div class="w-5 h-5 rounded-full bg-zinc-700 flex items-center justify-center flex-shrink-0">
<span class="text-[8px] font-semibold text-zinc-300 leading-none">{initials(reply.username)}</span>
</div>
{/if}
{#if reply.username}
<a href="/users/{reply.username}" class="text-xs font-medium text-zinc-300 hover:text-amber-400 transition-colors">{reply.username}</a>
{:else}
<span class="text-xs font-medium text-zinc-400">Anonymous</span>
{/if}
<span class="text-zinc-600 text-xs">&middot;</span>
<span class="text-xs text-zinc-500">{formatDate(reply.created)}</span>
</div>
<!-- Reply body -->
<p class="text-sm text-zinc-300 leading-relaxed whitespace-pre-wrap break-words">{reply.body}</p>
<!-- Reply actions -->
<div class="flex items-center gap-3 pt-0.5">
<Button
variant="ghost"
size="sm"
class={cn('h-auto px-1 py-0 gap-1 text-xs', replyVote === 'up' ? 'text-amber-400' : 'text-zinc-500 hover:text-zinc-300')}
disabled={replyVoting}
onclick={() => vote(reply.id, 'up', comment.id)}
title="Upvote"
>
<svg class="w-3 h-3" fill="none" stroke="currentColor" viewBox="0 0 24 24" stroke-width="2">
<path stroke-linecap="round" stroke-linejoin="round" d="M14 10h4.764a2 2 0 011.789 2.894l-3.5 7A2 2 0 0115.263 21h-4.017c-.163 0-.326-.02-.485-.06L7 20m7-10V5a2 2 0 00-2-2h-.095c-.5 0-.905.405-.905.905 0 .714-.211 1.412-.608 2.006L7 11v9m7-10h-2M7 20H5a2 2 0 01-2-2v-6a2 2 0 012-2h2.5"/>
</svg>
<span class="tabular-nums">{reply.upvotes ?? 0}</span>
</Button>
<Button
variant="ghost"
size="sm"
class={cn('h-auto px-1 py-0 gap-1 text-xs', replyVote === 'down' ? 'text-red-400' : 'text-zinc-500 hover:text-zinc-300')}
disabled={replyVoting}
onclick={() => vote(reply.id, 'down', comment.id)}
title="Downvote"
>
<svg class="w-3 h-3" fill="none" stroke="currentColor" viewBox="0 0 24 24" stroke-width="2">
<path stroke-linecap="round" stroke-linejoin="round" d="M10 14H5.236a2 2 0 01-1.789-2.894l3.5-7A2 2 0 018.736 3h4.018a2 2 0 01.485.06l3.76.94m-7 10v5a2 2 0 002 2h.096c.5 0 .905-.405.905-.904 0-.715.211-1.413.608-2.008L17 13V4m-7 10h2m5-10h2a2 2 0 012 2v6a2 2 0 01-2 2h-2.5"/>
</svg>
<span class="tabular-nums">{reply.downvotes ?? 0}</span>
</Button>
{#if replyIsOwner}
<Button
variant="ghost"
size="sm"
class="h-auto px-1 py-0 gap-1 text-xs text-zinc-600 hover:text-red-400 ml-auto"
disabled={replyDeleting}
onclick={() => deleteComment(reply.id, comment.id)}
title="Delete reply"
>
<svg class="w-3 h-3" fill="none" stroke="currentColor" viewBox="0 0 24 24" stroke-width="2">
<path stroke-linecap="round" stroke-linejoin="round" d="M19 7l-.867 12.142A2 2 0 0116.138 21H7.862a2 2 0 01-1.995-1.858L5 7m5 4v6m4-6v6m1-10V4a1 1 0 00-1-1h-4a1 1 0 00-1 1v3M4 7h16"/>
</svg>
Delete
</Button>
{/if}
</div>
</div>
{/each}
</div>
{/if}
</div>
{/each}
</div>
{/if}
</div>

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<script lang="ts">
import type { Snippet } from 'svelte';
import { cn } from '$lib/utils';
type Variant = 'default' | 'secondary' | 'outline' | 'destructive';
interface Props {
variant?: Variant;
class?: string;
children?: Snippet;
}
let { variant = 'default', class: className = '', children }: Props = $props();
const base =
'inline-flex items-center rounded-full border px-2.5 py-0.5 text-xs font-semibold transition-colors focus:outline-none';
const variants: Record<Variant, string> = {
default: 'border-transparent bg-amber-400 text-zinc-900',
secondary: 'border-transparent bg-zinc-700 text-zinc-200',
outline: 'border-zinc-600 text-zinc-300',
destructive: 'border-transparent bg-red-500/20 text-red-400',
};
</script>
<span class={cn(base, variants[variant], className)}>
{@render children?.()}
</span>

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export { default as Badge } from './Badge.svelte';

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<script lang="ts">
import type { Snippet } from 'svelte';
import { cn } from '$lib/utils';
type Variant = 'default' | 'secondary' | 'outline' | 'ghost' | 'destructive' | 'link';
type Size = 'default' | 'sm' | 'lg' | 'icon';
interface Props {
variant?: Variant;
size?: Size;
disabled?: boolean;
type?: 'button' | 'submit' | 'reset';
class?: string;
onclick?: (e: MouseEvent) => void;
children?: Snippet;
[key: string]: unknown;
}
let {
variant = 'default',
size = 'default',
disabled = false,
type = 'button',
class: className = '',
onclick,
children,
...rest
}: Props = $props();
const base =
'inline-flex items-center justify-center gap-2 whitespace-nowrap rounded-md text-sm font-medium transition-colors focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-amber-400 focus-visible:ring-offset-2 focus-visible:ring-offset-zinc-900 disabled:pointer-events-none disabled:opacity-50';
const variants: Record<Variant, string> = {
default: 'bg-amber-400 text-zinc-900 hover:bg-amber-300',
secondary: 'bg-zinc-700 text-zinc-200 hover:bg-zinc-600',
outline: 'border border-zinc-600 bg-transparent text-zinc-300 hover:bg-zinc-800 hover:text-zinc-100',
ghost: 'bg-transparent text-zinc-400 hover:bg-zinc-800 hover:text-zinc-100',
destructive: 'bg-red-500/20 text-red-400 hover:bg-red-500/30 hover:text-red-300',
link: 'text-amber-400 underline-offset-4 hover:underline bg-transparent p-0 h-auto',
};
const sizes: Record<Size, string> = {
default: 'h-9 px-4 py-2',
sm: 'h-8 rounded-md px-3 text-xs',
lg: 'h-11 rounded-md px-8',
icon: 'h-9 w-9',
};
</script>
<button
{type}
{disabled}
class={cn(base, variants[variant], sizes[size], className)}
{onclick}
{...rest}
>
{@render children?.()}
</button>

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export { default as Button } from './Button.svelte';

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<script lang="ts">
import type { Snippet } from 'svelte';
import { cn } from '$lib/utils';
interface Props {
class?: string;
children?: Snippet;
}
let { class: className = '', children }: Props = $props();
</script>
<div class={cn('rounded-xl border border-zinc-700 bg-zinc-800/50', className)}>
{@render children?.()}
</div>

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<script lang="ts">
import type { Snippet } from 'svelte';
import { cn } from '$lib/utils';
interface Props {
class?: string;
children?: Snippet;
}
let { class: className = '', children }: Props = $props();
</script>
<div class={cn('p-5 pt-0', className)}>
{@render children?.()}
</div>

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<script lang="ts">
import type { Snippet } from 'svelte';
import { cn } from '$lib/utils';
interface Props {
class?: string;
children?: Snippet;
}
let { class: className = '', children }: Props = $props();
</script>
<p class={cn('text-sm text-zinc-400', className)}>
{@render children?.()}
</p>

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<script lang="ts">
import type { Snippet } from 'svelte';
import { cn } from '$lib/utils';
interface Props {
class?: string;
children?: Snippet;
}
let { class: className = '', children }: Props = $props();
</script>
<div class={cn('flex items-center p-5 pt-0', className)}>
{@render children?.()}
</div>

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<script lang="ts">
import type { Snippet } from 'svelte';
import { cn } from '$lib/utils';
interface Props {
class?: string;
children?: Snippet;
}
let { class: className = '', children }: Props = $props();
</script>
<div class={cn('flex flex-col space-y-1.5 p-5', className)}>
{@render children?.()}
</div>

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<script lang="ts">
import type { Snippet } from 'svelte';
import { cn } from '$lib/utils';
interface Props {
class?: string;
children?: Snippet;
}
let { class: className = '', children }: Props = $props();
</script>
<h3 class={cn('font-semibold leading-none tracking-tight text-zinc-100', className)}>
{@render children?.()}
</h3>

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export { default as Card } from './Card.svelte';
export { default as CardHeader } from './CardHeader.svelte';
export { default as CardTitle } from './CardTitle.svelte';
export { default as CardDescription } from './CardDescription.svelte';
export { default as CardContent } from './CardContent.svelte';
export { default as CardFooter } from './CardFooter.svelte';

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<script lang="ts">
import type { Snippet } from 'svelte';
import { cn } from '$lib/utils';
interface Props {
open?: boolean;
onclose?: () => void;
class?: string;
children?: Snippet;
}
let { open = $bindable(false), onclose, class: className = '', children }: Props = $props();
function handleBackdropClick(e: MouseEvent) {
if (e.target === e.currentTarget) {
open = false;
onclose?.();
}
}
function handleKeyDown(e: KeyboardEvent) {
if (e.key === 'Escape') {
open = false;
onclose?.();
}
}
</script>
<svelte:window onkeydown={handleKeyDown} />
{#if open}
<!-- Backdrop -->
<div
class="fixed inset-0 z-50 flex items-center justify-center bg-black/70 backdrop-blur-sm p-4"
role="dialog"
aria-modal="true"
onclick={handleBackdropClick}
>
<div class={cn('bg-zinc-900 rounded-2xl border border-zinc-700 shadow-2xl w-full max-w-sm', className)}>
{@render children?.()}
</div>
</div>
{/if}

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<script lang="ts">
import type { Snippet } from 'svelte';
import { cn } from '$lib/utils';
interface Props {
class?: string;
children?: Snippet;
}
let { class: className = '', children }: Props = $props();
</script>
<div class={cn('flex flex-col gap-4 p-5', className)}>
{@render children?.()}
</div>

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<script lang="ts">
import type { Snippet } from 'svelte';
import { cn } from '$lib/utils';
interface Props {
class?: string;
children?: Snippet;
}
let { class: className = '', children }: Props = $props();
</script>
<div class={cn('flex items-center justify-end gap-2 px-5 pb-5', className)}>
{@render children?.()}
</div>

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@@ -0,0 +1,15 @@
<script lang="ts">
import type { Snippet } from 'svelte';
import { cn } from '$lib/utils';
interface Props {
class?: string;
children?: Snippet;
}
let { class: className = '', children }: Props = $props();
</script>
<div class={cn('flex flex-col space-y-1.5 px-5 pt-5', className)}>
{@render children?.()}
</div>

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<script lang="ts">
import type { Snippet } from 'svelte';
import { cn } from '$lib/utils';
interface Props {
class?: string;
children?: Snippet;
}
let { class: className = '', children }: Props = $props();
</script>
<h2 class={cn('text-base font-semibold leading-none tracking-tight text-zinc-100', className)}>
{@render children?.()}
</h2>

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export { default as Dialog } from './Dialog.svelte';
export { default as DialogContent } from './DialogContent.svelte';
export { default as DialogHeader } from './DialogHeader.svelte';
export { default as DialogTitle } from './DialogTitle.svelte';
export { default as DialogFooter } from './DialogFooter.svelte';

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<script lang="ts">
import { cn } from '$lib/utils';
interface Props {
class?: string;
orientation?: 'horizontal' | 'vertical';
}
let { class: className = '', orientation = 'horizontal' }: Props = $props();
</script>
<div
role="separator"
class={cn(
'shrink-0 bg-zinc-700',
orientation === 'horizontal' ? 'h-px w-full' : 'h-full w-px',
className
)}
></div>

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export { default as Separator } from './Separator.svelte';

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<script lang="ts">
import { cn } from '$lib/utils';
interface Props {
value?: string;
placeholder?: string;
rows?: number;
disabled?: boolean;
class?: string;
onchange?: (e: Event) => void;
oninput?: (e: Event) => void;
[key: string]: unknown;
}
let {
value = $bindable(''),
placeholder = '',
rows = 3,
disabled = false,
class: className = '',
onchange,
oninput,
...rest
}: Props = $props();
</script>
<textarea
bind:value
{placeholder}
{rows}
{disabled}
class={cn(
'flex w-full rounded-lg border border-zinc-700 bg-zinc-800 px-3 py-2 text-sm text-zinc-200 placeholder-zinc-500 resize-none transition-colors',
'focus:outline-none focus:border-amber-400',
'disabled:cursor-not-allowed disabled:opacity-50',
className
)}
{onchange}
{oninput}
{...rest}
></textarea>

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export { default as Textarea } from './Textarea.svelte';