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hoerdle/app/admin/page.tsx

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'use client';
import { useState, useEffect } from 'react';
interface Genre {
id: number;
name: string;
_count?: {
songs: number;
};
}
interface Song {
id: number;
title: string;
artist: string;
filename: string;
createdAt: string;
activations: number;
genres: Genre[];
}
type SortField = 'id' | 'title' | 'artist' | 'createdAt';
type SortDirection = 'asc' | 'desc';
export default function AdminPage() {
const [password, setPassword] = useState('');
const [isAuthenticated, setIsAuthenticated] = useState(false);
const [file, setFile] = useState<File | null>(null);
const [message, setMessage] = useState('');
const [songs, setSongs] = useState<Song[]>([]);
const [genres, setGenres] = useState<Genre[]>([]);
const [newGenreName, setNewGenreName] = useState('');
// Edit state
const [editingId, setEditingId] = useState<number | null>(null);
const [editTitle, setEditTitle] = useState('');
const [editArtist, setEditArtist] = useState('');
const [editGenreIds, setEditGenreIds] = useState<number[]>([]);
// Post-upload state
const [uploadedSong, setUploadedSong] = useState<Song | null>(null);
const [uploadGenreIds, setUploadGenreIds] = useState<number[]>([]);
// AI Categorization state
const [isCategorizing, setIsCategorizing] = useState(false);
const [categorizationResults, setCategorizationResults] = useState<any>(null);
// Sort state
const [sortField, setSortField] = useState<SortField>('artist');
const [sortDirection, setSortDirection] = useState<SortDirection>('asc');
// Search and pagination state
const [searchQuery, setSearchQuery] = useState('');
const [currentPage, setCurrentPage] = useState(1);
const itemsPerPage = 10;
// Audio state
const [playingSongId, setPlayingSongId] = useState<number | null>(null);
const [audioElement, setAudioElement] = useState<HTMLAudioElement | null>(null);
// Check for existing auth on mount
useEffect(() => {
const authToken = localStorage.getItem('hoerdle_admin_auth');
if (authToken === 'authenticated') {
setIsAuthenticated(true);
fetchSongs();
fetchGenres();
}
}, []);
const handleLogin = async () => {
const res = await fetch('/api/admin/login', {
method: 'POST',
body: JSON.stringify({ password }),
});
if (res.ok) {
localStorage.setItem('hoerdle_admin_auth', 'authenticated');
setIsAuthenticated(true);
fetchSongs();
fetchGenres();
} else {
alert('Wrong password');
}
};
const fetchSongs = async () => {
const res = await fetch('/api/songs');
if (res.ok) {
const data = await res.json();
setSongs(data);
}
};
const fetchGenres = async () => {
const res = await fetch('/api/genres');
if (res.ok) {
const data = await res.json();
setGenres(data);
}
};
const createGenre = async () => {
if (!newGenreName.trim()) return;
const res = await fetch('/api/genres', {
method: 'POST',
body: JSON.stringify({ name: newGenreName }),
});
if (res.ok) {
setNewGenreName('');
fetchGenres();
} else {
alert('Failed to create genre');
}
};
const deleteGenre = async (id: number) => {
if (!confirm('Delete this genre?')) return;
const res = await fetch('/api/genres', {
method: 'DELETE',
body: JSON.stringify({ id }),
});
if (res.ok) {
fetchGenres();
} else {
alert('Failed to delete genre');
}
};
const handleAICategorization = async () => {
if (!confirm('This will categorize all songs without genres using AI. Continue?')) return;
setIsCategorizing(true);
setCategorizationResults(null);
try {
let offset = 0;
let hasMore = true;
let allResults: any[] = [];
let totalUncategorized = 0;
let totalProcessed = 0;
// Process in batches
while (hasMore) {
const res = await fetch('/api/categorize', {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({ offset })
});
if (!res.ok) {
const error = await res.json();
alert(`Categorization failed: ${error.error || 'Unknown error'}`);
break;
}
const data = await res.json();
totalUncategorized = data.totalUncategorized;
totalProcessed = data.processed;
hasMore = data.hasMore;
offset = data.nextOffset || 0;
// Accumulate results
allResults = [...allResults, ...data.results];
// Update UI with progress
setCategorizationResults({
message: `Processing: ${totalProcessed} / ${totalUncategorized} songs...`,
totalProcessed: totalUncategorized,
totalCategorized: allResults.length,
results: allResults,
inProgress: hasMore
});
}
// Final update
setCategorizationResults({
message: `Completed! Processed ${totalUncategorized} songs, categorized ${allResults.length}`,
totalProcessed: totalUncategorized,
totalCategorized: allResults.length,
results: allResults,
inProgress: false
});
fetchSongs(); // Refresh song list
fetchGenres(); // Refresh genre counts
} catch (error) {
alert('Failed to categorize songs');
console.error(error);
} finally {
setIsCategorizing(false);
}
};
const handleUpload = async (e: React.FormEvent) => {
e.preventDefault();
if (!file) return;
const formData = new FormData();
formData.append('file', file);
setMessage('Uploading...');
const res = await fetch('/api/songs', {
method: 'POST',
body: formData,
});
if (res.ok) {
const data = await res.json();
const validation = data.validation;
let statusMessage = '✅ Song uploaded successfully!\n\n';
statusMessage += `📊 Audio Info:\n`;
statusMessage += `• Format: ${validation.codec || 'unknown'}\n`;
statusMessage += `• Bitrate: ${Math.round(validation.bitrate / 1000)} kbps\n`;
statusMessage += `• Sample Rate: ${validation.sampleRate} Hz\n`;
statusMessage += `• Duration: ${Math.round(validation.duration)} seconds\n`;
statusMessage += `• Cover Art: ${validation.hasCover ? '✅ Yes' : '❌ No'}\n`;
if (validation.warnings.length > 0) {
statusMessage += `\n⚠ Warnings:\n`;
validation.warnings.forEach((warning: string) => {
statusMessage += `${warning}\n`;
});
}
setMessage(statusMessage);
setFile(null);
setUploadedSong(data.song);
setUploadGenreIds([]); // Reset selection
fetchSongs();
} else {
setMessage('Upload failed.');
}
};
const saveUploadedSongGenres = async () => {
if (!uploadedSong) return;
const res = await fetch('/api/songs', {
method: 'PUT',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({
id: uploadedSong.id,
title: uploadedSong.title,
artist: uploadedSong.artist,
genreIds: uploadGenreIds
}),
});
if (res.ok) {
setUploadedSong(null);
setUploadGenreIds([]);
fetchSongs();
setMessage(prev => prev + '\n✅ Genres assigned successfully!');
} else {
alert('Failed to assign genres');
}
};
const startEditing = (song: Song) => {
setEditingId(song.id);
setEditTitle(song.title);
setEditArtist(song.artist);
setEditGenreIds(song.genres.map(g => g.id));
};
const cancelEditing = () => {
setEditingId(null);
setEditTitle('');
setEditArtist('');
setEditGenreIds([]);
};
const saveEditing = async (id: number) => {
const res = await fetch('/api/songs', {
method: 'PUT',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({
id,
title: editTitle,
artist: editArtist,
genreIds: editGenreIds
}),
});
if (res.ok) {
setEditingId(null);
fetchSongs();
} else {
alert('Failed to update song');
}
};
const handleDelete = async (id: number, title: string) => {
if (!confirm(`Are you sure you want to delete "${title}"? This will also delete the file.`)) {
return;
}
const res = await fetch('/api/songs', {
method: 'DELETE',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({ id }),
});
if (res.ok) {
fetchSongs();
} else {
alert('Failed to delete song');
}
};
const handleSort = (field: SortField) => {
if (sortField === field) {
setSortDirection(sortDirection === 'asc' ? 'desc' : 'asc');
} else {
setSortField(field);
setSortDirection('asc');
}
};
const handlePlayPause = (song: Song) => {
if (playingSongId === song.id) {
// Pause current song
audioElement?.pause();
setPlayingSongId(null);
} else {
// Stop any currently playing song
audioElement?.pause();
// Play new song
const audio = new Audio(`/uploads/${song.filename}`);
// Handle playback errors
audio.onerror = () => {
alert(`Failed to load audio file: ${song.filename}\nThe file may be corrupted or missing.`);
setPlayingSongId(null);
setAudioElement(null);
};
audio.play()
.then(() => {
setAudioElement(audio);
setPlayingSongId(song.id);
})
.catch((error) => {
console.error('Playback error:', error);
alert(`Failed to play audio: ${error.message}`);
setPlayingSongId(null);
setAudioElement(null);
});
// Reset when song ends
audio.onended = () => {
setPlayingSongId(null);
setAudioElement(null);
};
}
};
// Filter and sort songs
const filteredSongs = songs.filter(song =>
song.title.toLowerCase().includes(searchQuery.toLowerCase()) ||
song.artist.toLowerCase().includes(searchQuery.toLowerCase())
);
const sortedSongs = [...filteredSongs].sort((a, b) => {
// Handle numeric sorting for ID
if (sortField === 'id') {
return sortDirection === 'asc' ? a.id - b.id : b.id - a.id;
}
// String sorting for other fields
const valA = String(a[sortField]).toLowerCase();
const valB = String(b[sortField]).toLowerCase();
if (valA < valB) return sortDirection === 'asc' ? -1 : 1;
if (valA > valB) return sortDirection === 'asc' ? 1 : -1;
return 0;
});
// Pagination
const totalPages = Math.ceil(sortedSongs.length / itemsPerPage);
const startIndex = (currentPage - 1) * itemsPerPage;
const paginatedSongs = sortedSongs.slice(startIndex, startIndex + itemsPerPage);
// Reset to page 1 when search changes
useEffect(() => {
setCurrentPage(1);
}, [searchQuery]);
if (!isAuthenticated) {
return (
<div className="container" style={{ justifyContent: 'center' }}>
<h1 className="title" style={{ marginBottom: '1rem', fontSize: '1.5rem' }}>Admin Login</h1>
<input
type="password"
value={password}
onChange={e => setPassword(e.target.value)}
className="form-input"
style={{ marginBottom: '1rem', maxWidth: '300px' }}
placeholder="Password"
/>
<button onClick={handleLogin} className="btn-primary">Login</button>
</div>
);
}
return (
<div className="admin-container">
<h1 className="title" style={{ marginBottom: '2rem' }}>Admin Dashboard</h1>
{/* Genre Management */}
<div className="admin-card" style={{ marginBottom: '2rem' }}>
<h2 style={{ fontSize: '1.25rem', fontWeight: 'bold', marginBottom: '1rem' }}>Manage Genres</h2>
<div style={{ display: 'flex', gap: '0.5rem', marginBottom: '1rem' }}>
<input
type="text"
value={newGenreName}
onChange={e => setNewGenreName(e.target.value)}
placeholder="New Genre Name"
className="form-input"
style={{ maxWidth: '200px' }}
/>
<button onClick={createGenre} className="btn-primary">Add Genre</button>
</div>
<div style={{ display: 'flex', flexWrap: 'wrap', gap: '0.5rem' }}>
{genres.map(genre => (
<div key={genre.id} style={{
background: '#f3f4f6',
padding: '0.25rem 0.75rem',
borderRadius: '999px',
display: 'flex',
alignItems: 'center',
gap: '0.5rem',
fontSize: '0.875rem'
}}>
<span>{genre.name} ({genre._count?.songs || 0})</span>
<button
onClick={() => deleteGenre(genre.id)}
style={{ border: 'none', background: 'none', cursor: 'pointer', color: '#ef4444', fontWeight: 'bold' }}
>
×
</button>
</div>
))}
</div>
{/* AI Categorization */}
<div style={{ marginTop: '1.5rem', paddingTop: '1rem', borderTop: '1px solid #e5e7eb' }}>
<button
onClick={handleAICategorization}
disabled={isCategorizing || genres.length === 0}
className="btn-primary"
style={{
opacity: isCategorizing || genres.length === 0 ? 0.5 : 1,
cursor: isCategorizing || genres.length === 0 ? 'not-allowed' : 'pointer'
}}
>
{isCategorizing ? '🤖 Categorizing...' : '🤖 Auto-Categorize Songs with AI'}
</button>
{genres.length === 0 && (
<p style={{ fontSize: '0.875rem', color: '#666', marginTop: '0.5rem' }}>
Please create at least one genre first.
</p>
)}
</div>
{/* Categorization Results */}
{categorizationResults && (
<div style={{
marginTop: '1rem',
padding: '1rem',
background: '#f0fdf4',
border: '1px solid #86efac',
borderRadius: '0.5rem'
}}>
<h3 style={{ fontWeight: 'bold', marginBottom: '0.5rem', color: '#166534' }}>
Categorization Complete
</h3>
<p style={{ fontSize: '0.875rem', marginBottom: '0.5rem' }}>
{categorizationResults.message}
</p>
{categorizationResults.results && categorizationResults.results.length > 0 && (
<div style={{ marginTop: '1rem' }}>
<p style={{ fontWeight: 'bold', fontSize: '0.875rem', marginBottom: '0.5rem' }}>Updated Songs:</p>
<div style={{ maxHeight: '300px', overflowY: 'auto' }}>
{categorizationResults.results.map((result: any) => (
<div key={result.songId} style={{
padding: '0.5rem',
background: 'white',
borderRadius: '0.25rem',
marginBottom: '0.5rem',
fontSize: '0.875rem'
}}>
<strong>{result.title}</strong> by {result.artist}
<div style={{ display: 'flex', gap: '0.25rem', marginTop: '0.25rem', flexWrap: 'wrap' }}>
{result.assignedGenres.map((genre: string) => (
<span key={genre} style={{
background: '#dbeafe',
padding: '0.1rem 0.4rem',
borderRadius: '0.25rem',
fontSize: '0.75rem'
}}>
{genre}
</span>
))}
</div>
</div>
))}
</div>
</div>
)}
<button
onClick={() => setCategorizationResults(null)}
style={{
marginTop: '1rem',
padding: '0.5rem 1rem',
background: 'white',
border: '1px solid #d1d5db',
borderRadius: '0.25rem',
cursor: 'pointer'
}}
>
Close
</button>
</div>
)}
</div>
<div className="admin-card" style={{ marginBottom: '2rem' }}>
<h2 style={{ fontSize: '1.25rem', fontWeight: 'bold', marginBottom: '1rem' }}>Upload New Song</h2>
<form onSubmit={handleUpload}>
<div className="form-group">
<label className="form-label">MP3 File (Title and Artist will be extracted from ID3 tags)</label>
<input
type="file"
accept="audio/mpeg"
onChange={e => setFile(e.target.files?.[0] || null)}
className="form-input"
required
/>
</div>
<button type="submit" className="btn-primary">
Upload Song
</button>
{message && (
<div style={{
marginTop: '1rem',
padding: '1rem',
background: message.includes('⚠️') ? '#fff3cd' : '#d4edda',
border: `1px solid ${message.includes('⚠️') ? '#ffc107' : '#28a745'}`,
borderRadius: '0.25rem',
whiteSpace: 'pre-line',
fontSize: '0.875rem',
fontFamily: 'monospace'
}}>
{message}
</div>
)}
</form>
{/* Post-upload Genre Selection */}
{uploadedSong && (
<div style={{ marginTop: '1.5rem', padding: '1rem', background: '#eef2ff', borderRadius: '0.5rem', border: '1px solid #c7d2fe' }}>
<h3 style={{ fontWeight: 'bold', marginBottom: '0.5rem' }}>Assign Genres to "{uploadedSong.title}"</h3>
<div style={{ display: 'flex', flexWrap: 'wrap', gap: '0.5rem', marginBottom: '1rem' }}>
{genres.map(genre => (
<label key={genre.id} style={{
display: 'flex',
alignItems: 'center',
gap: '0.25rem',
background: 'white',
padding: '0.25rem 0.5rem',
borderRadius: '0.25rem',
cursor: 'pointer',
border: uploadGenreIds.includes(genre.id) ? '1px solid #4f46e5' : '1px solid #e5e7eb'
}}>
<input
type="checkbox"
checked={uploadGenreIds.includes(genre.id)}
onChange={e => {
if (e.target.checked) {
setUploadGenreIds([...uploadGenreIds, genre.id]);
} else {
setUploadGenreIds(uploadGenreIds.filter(id => id !== genre.id));
}
}}
/>
{genre.name}
</label>
))}
</div>
<button onClick={saveUploadedSongGenres} className="btn-primary">Save Genres</button>
</div>
)}
</div>
<div className="admin-card">
<h2 style={{ fontSize: '1.25rem', fontWeight: 'bold', marginBottom: '1rem' }}>
Song Library ({songs.length} songs)
</h2>
{/* Search */}
<div style={{ marginBottom: '1rem' }}>
<input
type="text"
placeholder="Search by title or artist..."
value={searchQuery}
onChange={e => setSearchQuery(e.target.value)}
className="form-input"
/>
</div>
<div style={{ overflowX: 'auto' }}>
<table style={{ width: '100%', borderCollapse: 'collapse', fontSize: '0.875rem' }}>
<thead>
<tr style={{ borderBottom: '2px solid #e5e7eb', textAlign: 'left' }}>
<th
style={{ padding: '0.75rem', cursor: 'pointer', userSelect: 'none' }}
onClick={() => handleSort('id')}
>
ID {sortField === 'id' && (sortDirection === 'asc' ? '↑' : '↓')}
</th>
<th
style={{ padding: '0.75rem', cursor: 'pointer', userSelect: 'none' }}
onClick={() => handleSort('title')}
>
Title {sortField === 'title' && (sortDirection === 'asc' ? '↑' : '↓')}
</th>
<th
style={{ padding: '0.75rem', cursor: 'pointer', userSelect: 'none' }}
onClick={() => handleSort('artist')}
>
Artist {sortField === 'artist' && (sortDirection === 'asc' ? '↑' : '↓')}
</th>
<th style={{ padding: '0.75rem' }}>Genres</th>
<th
style={{ padding: '0.75rem', cursor: 'pointer', userSelect: 'none' }}
onClick={() => handleSort('createdAt')}
>
Added {sortField === 'createdAt' && (sortDirection === 'asc' ? '↑' : '↓')}
</th>
<th style={{ padding: '0.75rem' }}>Activations</th>
<th style={{ padding: '0.75rem' }}>Actions</th>
</tr>
</thead>
<tbody>
{paginatedSongs.map(song => (
<tr key={song.id} style={{ borderBottom: '1px solid #e5e7eb' }}>
<td style={{ padding: '0.75rem' }}>{song.id}</td>
{editingId === song.id ? (
<>
<td style={{ padding: '0.75rem' }}>
<input
type="text"
value={editTitle}
onChange={e => setEditTitle(e.target.value)}
className="form-input"
style={{ padding: '0.25rem' }}
/>
</td>
<td style={{ padding: '0.75rem' }}>
<input
type="text"
value={editArtist}
onChange={e => setEditArtist(e.target.value)}
className="form-input"
style={{ padding: '0.25rem' }}
/>
</td>
<td style={{ padding: '0.75rem' }}>
<div style={{ display: 'flex', flexWrap: 'wrap', gap: '0.25rem' }}>
{genres.map(genre => (
<label key={genre.id} style={{ display: 'flex', alignItems: 'center', gap: '0.25rem', fontSize: '0.75rem' }}>
<input
type="checkbox"
checked={editGenreIds.includes(genre.id)}
onChange={e => {
if (e.target.checked) {
setEditGenreIds([...editGenreIds, genre.id]);
} else {
setEditGenreIds(editGenreIds.filter(id => id !== genre.id));
}
}}
/>
{genre.name}
</label>
))}
</div>
</td>
<td style={{ padding: '0.75rem', color: '#666', fontSize: '0.75rem' }}>
{new Date(song.createdAt).toLocaleDateString('de-DE')}
</td>
<td style={{ padding: '0.75rem', color: '#666' }}>{song.activations}</td>
<td style={{ padding: '0.75rem' }}>
<div style={{ display: 'flex', gap: '0.5rem' }}>
<button
onClick={() => saveEditing(song.id)}
style={{ fontSize: '1.25rem', cursor: 'pointer', border: 'none', background: 'none' }}
title="Save"
>
</button>
<button
onClick={cancelEditing}
style={{ fontSize: '1.25rem', cursor: 'pointer', border: 'none', background: 'none' }}
title="Cancel"
>
</button>
</div>
</td>
</>
) : (
<>
<td style={{ padding: '0.75rem', fontWeight: 'bold' }}>{song.title}</td>
<td style={{ padding: '0.75rem' }}>{song.artist}</td>
<td style={{ padding: '0.75rem' }}>
<div style={{ display: 'flex', flexWrap: 'wrap', gap: '0.25rem' }}>
{song.genres?.map(g => (
<span key={g.id} style={{
background: '#e5e7eb',
padding: '0.1rem 0.4rem',
borderRadius: '0.25rem',
fontSize: '0.7rem'
}}>
{g.name}
</span>
))}
</div>
</td>
<td style={{ padding: '0.75rem', color: '#666', fontSize: '0.75rem' }}>
{new Date(song.createdAt).toLocaleDateString('de-DE')}
</td>
<td style={{ padding: '0.75rem', color: '#666' }}>{song.activations}</td>
<td style={{ padding: '0.75rem' }}>
<div style={{ display: 'flex', gap: '0.5rem' }}>
<button
onClick={() => handlePlayPause(song)}
style={{ fontSize: '1.25rem', cursor: 'pointer', border: 'none', background: 'none' }}
title={playingSongId === song.id ? "Pause" : "Play"}
>
{playingSongId === song.id ? '⏸️' : '▶️'}
</button>
<button
onClick={() => startEditing(song)}
style={{ fontSize: '1.25rem', cursor: 'pointer', border: 'none', background: 'none' }}
title="Edit"
>
</button>
<button
onClick={() => handleDelete(song.id, song.title)}
style={{ fontSize: '1.25rem', cursor: 'pointer', border: 'none', background: 'none' }}
title="Delete"
>
🗑
</button>
</div>
</td>
</>
)}
</tr>
))}
{paginatedSongs.length === 0 && (
<tr>
<td colSpan={7} style={{ padding: '1rem', textAlign: 'center', color: '#666' }}>
{searchQuery ? 'No songs found matching your search.' : 'No songs uploaded yet.'}
</td>
</tr>
)}
</tbody>
</table>
</div>
{/* Pagination */}
{totalPages > 1 && (
<div style={{ marginTop: '1rem', display: 'flex', justifyContent: 'center', gap: '0.5rem', alignItems: 'center' }}>
<button
onClick={() => setCurrentPage(p => Math.max(1, p - 1))}
disabled={currentPage === 1}
style={{
padding: '0.5rem 1rem',
border: '1px solid #d1d5db',
background: currentPage === 1 ? '#f3f4f6' : '#fff',
cursor: currentPage === 1 ? 'not-allowed' : 'pointer',
borderRadius: '0.25rem'
}}
>
Previous
</button>
<span style={{ color: '#666' }}>
Page {currentPage} of {totalPages}
</span>
<button
onClick={() => setCurrentPage(p => Math.min(totalPages, p + 1))}
disabled={currentPage === totalPages}
style={{
padding: '0.5rem 1rem',
border: '1px solid #d1d5db',
background: currentPage === totalPages ? '#f3f4f6' : '#fff',
cursor: currentPage === totalPages ? 'not-allowed' : 'pointer',
borderRadius: '0.25rem'
}}
>
Next
</button>
</div>
)}
</div>
</div>
);
}