feat: implement song rating system with admin view and user persistence

app/actions.ts

@@ -30,3 +30,44 @@ export async function sendGotifyNotification(attempts: number, status: 'won' | '
         console.error('Error sending Gotify notification:', error);
     }
 }
+
+import { PrismaClient } from '@prisma/client';
+const prisma = new PrismaClient();
+
+export async function submitRating(songId: number, rating: number, genre?: string | null) {
+    try {
+        const song = await prisma.song.findUnique({ where: { id: songId } });
+        if (!song) throw new Error('Song not found');
+
+        const newRatingCount = song.ratingCount + 1;
+        const newAverageRating = ((song.averageRating * song.ratingCount) + rating) / newRatingCount;
+
+        await prisma.song.update({
+            where: { id: songId },
+            data: {
+                averageRating: newAverageRating,
+                ratingCount: newRatingCount,
+            },
+        });
+
+        // Send Gotify notification for the rating
+        const genreText = genre ? `[${genre}] ` : '';
+        const title = `Hördle Rating: ${rating} Stars`;
+        const message = `Song "${song.title}" by ${song.artist} ${genreText}received a ${rating}-star rating. (Avg: ${newAverageRating.toFixed(2)}, Count: ${newRatingCount})`;
+
+        await fetch(`${GOTIFY_URL}/message?token=${GOTIFY_APP_TOKEN}`, {
+            method: 'POST',
+            headers: { 'Content-Type': 'application/json' },
+            body: JSON.stringify({
+                title: title,
+                message: message,
+                priority: 5,
+            }),
+        });
+
+        return { success: true, averageRating: newAverageRating };
+    } catch (error) {
+        console.error('Error submitting rating:', error);
+        return { success: false, error: 'Failed to submit rating' };
+    }
+}

app/admin/page.tsx

@@ -42,6 +42,8 @@ interface Song {
     puzzles: DailyPuzzle[];
     genres: Genre[];
     specials: Special[];
+    averageRating: number;
+    ratingCount: number;
 }
 
 type SortField = 'id' | 'title' | 'artist' | 'createdAt';
@@ -1141,6 +1143,7 @@ export default function AdminPage() {
                                     Added {sortField === 'createdAt' && (sortDirection === 'asc' ? '↑' : '↓')}
                                 </th>
                                 <th style={{ padding: '0.75rem' }}>Activations</th>
+                                <th style={{ padding: '0.75rem' }}>Rating</th>
                                 <th style={{ padding: '0.75rem' }}>Actions</th>
                             </tr>
                         </thead>
@@ -1211,6 +1214,15 @@ export default function AdminPage() {
                                                 {new Date(song.createdAt).toLocaleDateString('de-DE')}
                                             </td>
                                             <td style={{ padding: '0.75rem', color: '#666' }}>{song.activations}</td>
+                                            <td style={{ padding: '0.75rem', color: '#666' }}>
+                                                {song.averageRating > 0 ? (
+                                                    <span title={`${song.ratingCount} ratings`}>
+                                                        {song.averageRating.toFixed(1)} ★ <span style={{ color: '#999', fontSize: '0.8rem' }}>({song.ratingCount})</span>
+                                                    </span>
+                                                ) : (
+                                                    <span style={{ color: '#ccc' }}>-</span>
+                                                )}
+                                            </td>
                                             <td style={{ padding: '0.75rem' }}>
                                                 <div style={{ display: 'flex', gap: '0.5rem' }}>
                                                     <button
@@ -1297,6 +1309,15 @@ export default function AdminPage() {
                                                 {new Date(song.createdAt).toLocaleDateString('de-DE')}
                                             </td>
                                             <td style={{ padding: '0.75rem', color: '#666' }}>{song.activations}</td>
+                                            <td style={{ padding: '0.75rem', color: '#666' }}>
+                                                {song.averageRating > 0 ? (
+                                                    <span title={`${song.ratingCount} ratings`}>
+                                                        {song.averageRating.toFixed(1)} ★ <span style={{ color: '#999', fontSize: '0.8rem' }}>({song.ratingCount})</span>
+                                                    </span>
+                                                ) : (
+                                                    <span style={{ color: '#ccc' }}>-</span>
+                                                )}
+                                            </td>
                                             <td style={{ padding: '0.75rem' }}>
                                                 <div style={{ display: 'flex', gap: '0.5rem' }}>
                                                     <button

app/api/songs/route.ts

@@ -32,6 +32,8 @@ export async function GET() {
         puzzles: song.puzzles,
         genres: song.genres,
         specials: song.specials.map(ss => ss.special),
+        averageRating: song.averageRating,
+        ratingCount: song.ratingCount,
     }));
 
     return NextResponse.json(songsWithActivations);