autodétection des nouveaux thèmes dans le dossier themes

index.php

@@ -671,10 +671,28 @@ $m3u_url    = htmlspecialchars($config["m3u_url"] ?? "");
 <?php endif; ?>
   </div>
   <select class="theme-select" id="themeSelect" onchange="setTheme(this.value)" title="Thème">
-    <option value="default">⬛ Default</option>
-    <option value="magazine">📰 Magazine</option>
-    <option value="cyberpunk">🌆 Cyberpunk</option>
-    <option value="steampunk">⚙️ Steampunk</option>
+<?php
+$theme_dir = __DIR__ . '/themes';
+$theme_files = glob($theme_dir . '/*.css');
+// default en premier, puis le reste par ordre alphabétique
+usort($theme_files, function($a, $b) {
+    $a_base = basename($a, '.css');
+    $b_base = basename($b, '.css');
+    if ($a_base === 'default') return -1;
+    if ($b_base === 'default') return 1;
+    return strcmp($a_base, $b_base);
+});
+foreach ($theme_files as $file) {
+    $slug = basename($file, '.css');
+    $css  = file_get_contents($file);
+    // Lire @name et @emoji dans le premier bloc commentaire
+    preg_match('/@name\s+(.+)/u',  $css, $m_name);
+    preg_match('/@emoji\s+(\S+)/u', $css, $m_emoji);
+    $name  = isset($m_name[1])  ? trim($m_name[1])  : ucfirst($slug);
+    $emoji = isset($m_emoji[1]) ? trim($m_emoji[1]) : '🎨';
+    echo "    <option value="" . htmlspecialchars($slug) . "">{$emoji} {$name}</option>\n";
+}
+?>
   </select>
   <div class="live-dot">LIVE</div>
 </div>