Create utils.js

client/src/utils.js

@@ -0,0 +1,21 @@
+export function detectMediaTypeFromUrl(url) {
+  try {
+    const u = new URL(url);
+    const path = u.pathname.toLowerCase();
+    if (/\.(mp4|webm|ogg|mkv|mov|m4v)$/.test(path)) return 'video';
+    if (/\.(mp3|wav|aac|m4a|flac|ogg|opus)$/.test(path)) return 'audio';
+  } catch {}
+  return 'unknown';
+}
+
+export function safeTitle(track) {
+  return track?.title || track?.meta?.title || track?.url || 'Untitled';
+}
+
+export function prettyError(e) {
+  if (!e) return 'Unknown error';
+  if (typeof e === 'string') return e;
+  if (e.response && e.response.data && e.response.data.error) return e.response.data.error;
+  if (e.message) return e.message;
+  return JSON.stringify(e);
+}