cast info

sidecar/index.js

@@ -58,7 +58,7 @@ rl.on('line', (line) => {
 
         switch (command) {
             case 'play':
-                play(args.ip, args.url);
+                play(args.ip, args.url, args.metadata);
                 break;
             case 'stop':
                 stop();
@@ -74,12 +74,13 @@ rl.on('line', (line) => {
     }
 });
 
-function play(ip, url) {
+function play(ip, url, metadata) {
     if (activeClient) {
         try { activeClient.close(); } catch (e) { }
     }
 
     activeClient = new Client();
+    activeClient._playMetadata = metadata || {};
 
     activeClient.connect(ip, () => {
         log(`Connected to ${ip}`);
@@ -106,10 +107,10 @@ function play(ip, url) {
                         log('Join failed, attempting launch...');
                         log(`Join error: ${err && err.message ? err.message : String(err)}`);
                         // Join can fail if the session is stale; stop it and retry launch.
-                        stopSessions(activeClient, [session], () => launchPlayer(url, /*didStopFirst*/ true));
+                        stopSessions(activeClient, [session], () => launchPlayer(url, activeClient._playMetadata, /*didStopFirst*/ true));
                     } else {
                         activePlayer = player;
-                        loadMedia(url);
+                        loadMedia(url, activeClient._playMetadata);
                     }
                 });
             } else {
@@ -117,7 +118,7 @@ function play(ip, url) {
                 if (sessions.length > 0) {
                     log('Non-media session detected; skipping stop and launching DefaultMediaReceiver...');
                 }
-                launchPlayer(url, /*didStopFirst*/ false);
+                launchPlayer(url, activeClient._playMetadata, /*didStopFirst*/ false);
             }
         });
     });
@@ -130,7 +131,7 @@ function play(ip, url) {
     });
 }
 
-function launchPlayer(url, didStopFirst) {
+function launchPlayer(url, metadata, didStopFirst) {
     if (!activeClient) return;
 
     activeClient.launch(DefaultMediaReceiver, (err, player) => {
@@ -154,7 +155,7 @@ function launchPlayer(url, didStopFirst) {
                                 return;
                             }
                             activePlayer = retryPlayer;
-                            loadMedia(url);
+                            loadMedia(url, metadata);
                         });
                     });
                 });
@@ -166,20 +167,23 @@ function launchPlayer(url, didStopFirst) {
             return;
         }
         activePlayer = player;
-        loadMedia(url);
+        loadMedia(url, metadata);
     });
 }
 
-function loadMedia(url) {
+function loadMedia(url, metadata) {
     if (!activePlayer) return;
 
+    const meta = metadata || {};
     const media = {
         contentId: url,
         contentType: 'audio/mpeg',
         streamType: 'LIVE',
         metadata: {
             metadataType: 0,
-            title: 'RadioPlayer'
+            title: meta.title || 'RadioPlayer',
+            subtitle: meta.artist || meta.station || undefined,
+            images: meta.image ? [{ url: meta.image }] : undefined
         }
     };
 

src-tauri/src/lib.rs

@@ -374,6 +374,9 @@ async fn cast_play(
     sidecar_state: State<'_, SidecarState>,
     device_name: String,
     url: String,
+    title: Option<String>,
+    artist: Option<String>,
+    image: Option<String>,
 ) -> Result<(), String> {
     // Resolve device name -> ip with diagnostics on failure
     let ip = {
@@ -436,7 +439,15 @@ async fn cast_play(
 
     let play_cmd = json!({
         "command": "play",
-        "args": { "ip": ip, "url": url }
+        "args": { 
+            "ip": ip, 
+            "url": url,
+            "metadata": {
+                "title": title,
+                "artist": artist,
+                "image": image
+            }
+        }
     });
     let play_payload = format!("{}\n", play_cmd.to_string());
     info!("Sending cast URL to device '{}': {}", device_name, url);

src/main.js

@@ -1263,7 +1263,13 @@ async function play() {
         currentCastTransport = 'direct';
       }
 
-      await invoke('cast_play', { deviceName: currentCastDevice, url: castUrl });
+      await invoke('cast_play', { 
+        deviceName: currentCastDevice, 
+        url: castUrl,
+        title: station.title || 'Radio',
+        artist: station.slogan || undefined,
+        image: station.logo || undefined
+      });
       isPlaying = true;
       // Sync volume
       const vol = volumeSlider.value / 100;