feat(music): /music/studio — 현 /studio 컨텐츠 이동 (depth 변경 → @/ 절대 import)

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
This commit is contained in:
2026-05-16 03:20:39 +09:00
parent 807c01246b
commit 5c23f135b1

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app/music/studio/page.tsx Normal file
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'use client';
import { useCallback, useEffect, useRef, useState } from 'react';
type Mode = 'simple' | 'custom';
type SunoClip = {
id: string;
title?: string;
audioUrl?: string;
streamAudioUrl?: string;
imageUrl?: string;
tags?: string;
duration?: number;
prompt?: string;
};
type TaskState = {
taskId: string;
status: string;
errorMessage?: string;
clips: SunoClip[];
updatedAt: number;
};
const MODELS = [
{ id: 'V4', label: 'V4 (기본)', desc: '안정적 고품질' },
{ id: 'V4_5', label: 'V4.5', desc: '최신 · 풍부한 디테일' },
{ id: 'V3_5', label: 'V3.5', desc: '빠른 생성' },
];
const TAG_PRESETS = [
'k-pop', 'lo-fi', 'city pop', 'ballad', 'edm', 'trap',
'rock', 'jazz', 'acoustic', 'cinematic', 'synthwave', 'ambient',
];
const LS_KEY = 'jsm_studio_task_ids_v2';
const isDone = (s: string) => s === 'SUCCESS' || s === 'FIRST_SUCCESS';
const isFailed = (s: string) => s.includes('FAILED') || s === 'SENSITIVE_WORD_ERROR';
export default function StudioPage() {
const [mode, setMode] = useState<Mode>('simple');
const [model, setModel] = useState('V4');
const [prompt, setPrompt] = useState('');
const [title, setTitle] = useState('');
const [lyrics, setLyrics] = useState('');
const [tags, setTags] = useState('');
const [instrumental, setInstrumental] = useState(false);
const [submitting, setSubmitting] = useState(false);
const [error, setError] = useState<string | null>(null);
const [tasks, setTasks] = useState<TaskState[]>([]);
const pollRef = useRef<number | null>(null);
const saveToLS = useCallback((ids: string[]) => {
if (typeof window === 'undefined') return;
try { localStorage.setItem(LS_KEY, JSON.stringify(ids.slice(0, 20))); } catch { /* noop */ }
}, []);
const fetchOne = useCallback(async (taskId: string) => {
try {
const res = await fetch(`/api/studio/status?taskId=${encodeURIComponent(taskId)}`);
const json = await res.json();
if (!json.ok) return null;
const d = json.data?.data ?? json.data;
const status: string = d?.status ?? 'PENDING';
const errMsg: string | undefined = d?.errorMessage;
const sunoData: SunoClip[] = d?.response?.sunoData ?? [];
return { taskId, status, errorMessage: errMsg, clips: sunoData, updatedAt: Date.now() } as TaskState;
} catch {
return null;
}
}, []);
const refreshAll = useCallback(async (ids: string[]) => {
const results = await Promise.all(ids.map((id) => fetchOne(id)));
setTasks((prev) => {
const map = new Map(prev.map((t) => [t.taskId, t]));
for (const r of results) if (r) map.set(r.taskId, r);
return Array.from(map.values()).sort((a, b) => b.updatedAt - a.updatedAt);
});
}, [fetchOne]);
useEffect(() => {
if (typeof window === 'undefined') return;
try {
const raw = localStorage.getItem(LS_KEY);
const ids = raw ? (JSON.parse(raw) as string[]) : [];
if (ids.length) {
setTasks(ids.map((id) => ({ taskId: id, status: 'PENDING', clips: [], updatedAt: Date.now() })));
refreshAll(ids);
}
} catch { /* noop */ }
}, [refreshAll]);
useEffect(() => {
if (pollRef.current) window.clearInterval(pollRef.current);
const pending = tasks.filter((t) => !isDone(t.status) && !isFailed(t.status));
if (pending.length) {
pollRef.current = window.setInterval(() => {
refreshAll(pending.map((t) => t.taskId));
}, 8000);
}
return () => { if (pollRef.current) window.clearInterval(pollRef.current); };
}, [tasks, refreshAll]);
const onSubmit = async () => {
setError(null);
if (mode === 'simple' && !prompt.trim()) { setError('프롬프트를 입력해주세요.'); return; }
if (mode === 'custom') {
if (!title.trim()) { setError('트랙 제목을 입력해주세요.'); return; }
if (!tags.trim()) { setError('스타일 태그를 입력해주세요.'); return; }
if (!lyrics.trim() && !instrumental) { setError('가사를 입력하거나 Instrumental을 켜주세요.'); return; }
}
setSubmitting(true);
try {
const res = await fetch('/api/studio/generate', {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({
mode, model,
prompt: prompt.trim(),
title: title.trim(),
lyrics: lyrics.trim(),
tags: tags.trim(),
make_instrumental: instrumental,
}),
});
const json = await res.json();
if (!res.ok || !json.ok) {
setError(typeof json.error === 'string' ? json.error : '생성 실패');
return;
}
const taskId: string | undefined = json.data?.data?.taskId ?? json.data?.taskId;
if (!taskId) {
setError('응답에서 taskId를 찾지 못했습니다.');
return;
}
setTasks((prev) => {
const next: TaskState[] = [
{ taskId, status: 'PENDING', clips: [], updatedAt: Date.now() },
...prev.filter((t) => t.taskId !== taskId),
];
saveToLS(next.map((t) => t.taskId));
return next;
});
} catch (e) {
setError(e instanceof Error ? e.message : String(e));
} finally {
setSubmitting(false);
}
};
const addTag = (t: string) => {
const cur = tags.split(',').map((x) => x.trim()).filter(Boolean);
if (cur.includes(t)) return;
setTags([...cur, t].join(', '));
};
return (
<div
className="min-h-screen px-4 md:px-8 lg:px-12 py-10"
style={{
background:
'radial-gradient(1200px 600px at 20% -10%, rgba(156,72,234,0.18), transparent 60%), radial-gradient(1000px 500px at 110% 10%, rgba(83,221,252,0.12), transparent 55%), var(--kx-surface)',
color: 'var(--kx-on-surface)',
}}
>
<div className="max-w-7xl mx-auto">
<div className="flex items-end justify-between flex-wrap gap-4 mb-8">
<div>
<span className="kx-label">JAENGSEUNG STUDIO</span>
<h1 className="kx-display text-3xl md:text-5xl font-extrabold mt-2" style={{ letterSpacing: '-0.02em' }}>
</h1>
<p className="mt-2 text-sm" style={{ color: 'var(--kx-on-variant)' }}>
Suno · Custom ··
</p>
</div>
<div
className="text-xs px-3 py-1.5 rounded-full border"
style={{
borderColor: 'rgba(204,151,255,0.35)',
background: 'rgba(204,151,255,0.1)',
color: 'var(--kx-primary)',
}}
>
v1 Studio · Live
</div>
</div>
<div className="grid lg:grid-cols-[minmax(0,7fr)_minmax(0,5fr)] gap-6">
{/* 좌측: 제어판 */}
<div
className="rounded-2xl p-6 md:p-8"
style={{
background: 'rgba(12,22,45,0.7)',
border: '1px solid rgba(255,255,255,0.06)',
backdropFilter: 'blur(16px)',
}}
>
<div className="flex gap-1 p-1 rounded-full mb-6" style={{ background: 'rgba(255,255,255,0.04)' }}>
{(['simple', 'custom'] as Mode[]).map((m) => (
<button
key={m}
onClick={() => setMode(m)}
className="flex-1 py-2.5 text-sm font-semibold rounded-full transition-all"
style={
mode === m
? {
background: 'linear-gradient(135deg, rgba(204,151,255,0.25), rgba(83,221,252,0.15))',
color: '#fff',
boxShadow: '0 0 24px rgba(204,151,255,0.25) inset',
}
: { color: 'var(--kx-on-variant)' }
}
>
{m === 'simple' ? '간단 모드' : 'Custom 모드'}
</button>
))}
</div>
{mode === 'simple' ? (
<div className="space-y-5">
<Field label="프롬프트" hint="무드·장르·가사 아이디어를 한 줄로">
<textarea
value={prompt}
onChange={(e) => setPrompt(e.target.value)}
rows={5}
placeholder="예: 비 오는 서울 새벽, 감성 시티팝 with 여성 보컬, 2010년대 무드"
className="w-full bg-transparent outline-none resize-none text-base"
style={{ color: 'var(--kx-on-surface)' }}
/>
</Field>
</div>
) : (
<div className="space-y-5">
<Field label="트랙 제목">
<input
value={title}
onChange={(e) => setTitle(e.target.value)}
placeholder="예: 새벽 세 시의 도시"
className="w-full bg-transparent outline-none text-base"
style={{ color: 'var(--kx-on-surface)' }}
/>
</Field>
<Field label="가사" hint="Suno 포맷: [Verse] [Chorus] [Bridge] 등 태그 가능">
<textarea
value={lyrics}
onChange={(e) => setLyrics(e.target.value)}
rows={8}
placeholder={'[Verse]\n차가운 조명 아래 걷는 나\n새벽 세 시의 도시는 낯설어\n\n[Chorus]\n...'}
className="w-full bg-transparent outline-none resize-none font-mono text-sm leading-relaxed"
style={{ color: 'var(--kx-on-surface)' }}
/>
</Field>
<Field label="스타일 태그" hint="쉼표로 구분 · 장르·무드·악기·보컬 톤">
<input
value={tags}
onChange={(e) => setTags(e.target.value)}
placeholder="city pop, female vocal, 120bpm, synth, nostalgic"
className="w-full bg-transparent outline-none text-base"
style={{ color: 'var(--kx-on-surface)' }}
/>
<div className="flex flex-wrap gap-1.5 mt-3">
{TAG_PRESETS.map((t) => (
<button
key={t}
onClick={() => addTag(t)}
className="text-xs px-2.5 py-1 rounded-full transition"
style={{
background: 'rgba(255,255,255,0.04)',
border: '1px solid rgba(255,255,255,0.08)',
color: 'var(--kx-on-variant)',
}}
>
+ {t}
</button>
))}
</div>
</Field>
</div>
)}
<div className="grid grid-cols-2 gap-4 mt-6">
<Field label="모델">
<select
value={model}
onChange={(e) => setModel(e.target.value)}
className="w-full bg-transparent outline-none text-sm"
style={{ color: 'var(--kx-on-surface)' }}
>
{MODELS.map((m) => (
<option key={m.id} value={m.id} style={{ background: '#0b1428' }}>
{m.label} {m.desc}
</option>
))}
</select>
</Field>
<Field label="Instrumental (가사 없음)">
<label className="flex items-center gap-3 cursor-pointer">
<span
className="relative inline-block w-11 h-6 rounded-full transition"
style={{ background: instrumental ? 'rgba(204,151,255,0.6)' : 'rgba(255,255,255,0.1)' }}
>
<span
className="absolute top-0.5 w-5 h-5 rounded-full bg-white transition-all"
style={{ left: instrumental ? '22px' : '2px' }}
/>
</span>
<input
type="checkbox"
checked={instrumental}
onChange={(e) => setInstrumental(e.target.checked)}
className="sr-only"
/>
<span className="text-xs" style={{ color: 'var(--kx-on-variant)' }}>
{instrumental ? 'ON' : 'OFF'}
</span>
</label>
</Field>
</div>
<div className="mt-8">
<button
onClick={onSubmit}
disabled={submitting}
className="w-full py-4 rounded-xl font-extrabold text-base transition-all disabled:opacity-60"
style={{
background: submitting
? 'rgba(204,151,255,0.2)'
: 'linear-gradient(135deg, #cc97ff 0%, #7c3aed 50%, #53ddfc 100%)',
color: '#0b1428',
boxShadow: submitting ? 'none' : '0 12px 40px -12px rgba(204,151,255,0.6)',
letterSpacing: '0.01em',
}}
>
{submitting ? '생성 요청 중…' : '▶ Generate Track'}
</button>
{error && (
<p className="mt-3 text-xs px-3 py-2 rounded-lg" style={{ background: 'rgba(215,51,87,0.12)', color: '#ff8ba7' }}>
{error}
</p>
)}
<p className="mt-3 text-[11px] leading-relaxed" style={{ color: 'var(--kx-on-variant)' }}>
Suno . · .
</p>
</div>
</div>
{/* 우측: 결과 */}
<div
className="rounded-2xl p-6 md:p-7"
style={{
background: 'rgba(9,17,36,0.7)',
border: '1px solid rgba(255,255,255,0.06)',
backdropFilter: 'blur(16px)',
}}
>
<div className="flex items-center justify-between mb-4">
<div>
<span className="kx-label">RECENT TRACKS</span>
<h2 className="kx-display text-xl font-bold mt-1"> </h2>
</div>
{tasks.length > 0 && (
<button
onClick={() => { setTasks([]); saveToLS([]); }}
className="text-[11px] underline underline-offset-4"
style={{ color: 'var(--kx-on-variant)' }}
>
</button>
)}
</div>
{tasks.length === 0 ? (
<div
className="rounded-xl p-8 text-center text-sm"
style={{ border: '1px dashed rgba(255,255,255,0.1)', color: 'var(--kx-on-variant)' }}
>
.
<br /> Generate를 .
</div>
) : (
<ul className="space-y-4 max-h-[640px] overflow-y-auto pr-1">
{tasks.map((task) => (
<li
key={task.taskId}
className="rounded-xl p-4"
style={{
background: 'rgba(20,31,56,0.6)',
border: '1px solid rgba(255,255,255,0.05)',
}}
>
<div className="flex items-center justify-between gap-3 mb-3">
<span className="text-[11px] font-mono opacity-60">task: {task.taskId.slice(0, 10)}</span>
<StatusBadge status={task.status} />
</div>
{task.clips.length === 0 ? (
<div
className="h-9 rounded-md flex items-center justify-center text-xs"
style={{
background: 'linear-gradient(90deg, rgba(204,151,255,0.08) 0%, rgba(83,221,252,0.08) 100%)',
color: 'var(--kx-on-variant)',
}}
>
{isFailed(task.status)
? (task.errorMessage ?? '생성 실패')
: '오디오 생성 중… (보통 1~3분)'}
</div>
) : (
<div className="space-y-3">
{task.clips.map((c) => {
const src = c.audioUrl || c.streamAudioUrl;
return (
<div
key={c.id}
className="rounded-lg p-3"
style={{ background: 'rgba(255,255,255,0.03)', border: '1px solid rgba(255,255,255,0.04)' }}
>
<div className="flex items-center gap-3">
{c.imageUrl && (
// eslint-disable-next-line @next/next/no-img-element
<img
src={c.imageUrl}
alt=""
className="w-12 h-12 rounded-md object-cover flex-shrink-0"
/>
)}
<div className="min-w-0 flex-1">
<p className="font-semibold text-sm truncate" style={{ color: 'var(--kx-on-surface)' }}>
{c.title || '제목 없음'}
</p>
{c.tags && (
<p className="text-[11px] truncate mt-0.5" style={{ color: 'var(--kx-on-variant)' }}>
{c.tags}
</p>
)}
</div>
{c.duration && (
<span className="text-[10px] font-mono opacity-60">
{Math.round(c.duration)}s
</span>
)}
</div>
{src ? (
<audio controls src={src} className="w-full mt-2" style={{ height: 36 }} />
) : null}
{c.audioUrl && (
<div className="mt-1.5 text-[11px]" style={{ color: 'var(--kx-on-variant)' }}>
<a href={c.audioUrl} download className="underline underline-offset-4 hover:text-white">
MP3
</a>
</div>
)}
</div>
);
})}
</div>
)}
</li>
))}
</ul>
)}
</div>
</div>
<div className="mt-10 grid md:grid-cols-3 gap-4 text-xs" style={{ color: 'var(--kx-on-variant)' }}>
<Tip title="① 간단 모드" body="한 줄 프롬프트로 즉시 생성. 결과물 다양성 높음." />
<Tip title="② Custom 모드" body="가사·태그·보컬·악기까지 정밀 제어. 반복 생성에 유리." />
<Tip title="③ 상업 이용" body="Suno Pro 이상 플랜에서 생성한 결과만 수익화 가능. 플랜 확인 필수." />
</div>
</div>
</div>
);
}
function Field({
label,
hint,
children,
}: {
label: string;
hint?: string;
children: React.ReactNode;
}) {
return (
<div
className="rounded-xl p-4"
style={{
background: 'rgba(255,255,255,0.02)',
border: '1px solid rgba(255,255,255,0.06)',
}}
>
<div className="flex items-baseline justify-between mb-2">
<span className="text-[11px] font-semibold tracking-widest uppercase" style={{ color: 'var(--kx-primary)' }}>
{label}
</span>
{hint && <span className="text-[10px]" style={{ color: 'var(--kx-on-variant)' }}>{hint}</span>}
</div>
{children}
</div>
);
}
function StatusBadge({ status }: { status: string }) {
const map: Record<string, { bg: string; fg: string; label: string }> = {
SUCCESS: { bg: 'rgba(64,206,172,0.18)', fg: '#6cf0c6', label: '완료' },
FIRST_SUCCESS: { bg: 'rgba(83,221,252,0.18)', fg: '#53ddfc', label: '첫 트랙 준비' },
TEXT_SUCCESS: { bg: 'rgba(83,221,252,0.18)', fg: '#53ddfc', label: '가사 완료' },
PENDING: { bg: 'rgba(204,151,255,0.18)', fg: '#cc97ff', label: '대기' },
};
let entry = map[status];
if (!entry) {
entry = isFailed(status)
? { bg: 'rgba(215,51,87,0.18)', fg: '#ff8ba7', label: '실패' }
: { bg: 'rgba(255,255,255,0.06)', fg: 'rgba(255,255,255,0.6)', label: status };
}
return (
<span
className="text-[10px] font-semibold px-2 py-0.5 rounded-full whitespace-nowrap"
style={{ background: entry.bg, color: entry.fg }}
>
{entry.label}
</span>
);
}
function Tip({ title, body }: { title: string; body: string }) {
return (
<div
className="rounded-xl p-4"
style={{ background: 'rgba(255,255,255,0.02)', border: '1px solid rgba(255,255,255,0.05)' }}
>
<p className="font-semibold mb-1" style={{ color: 'var(--kx-on-surface)' }}>
{title}
</p>
<p className="leading-relaxed">{body}</p>
</div>
);
}