fix: voice caption ordering, background audio, image persistence

Matthias Nott

2026-03-21 fa34201bc07e5312ff0c6825933cd02ce7900254

 lib/services/wol_service.dart
..
..
@@ -32,9 +32,18 @@
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     return packet.toBytes();
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   }
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+  /// Derive subnet broadcast from an IP address (e.g., 192.168.1.100 → 192.168.1.255).
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+  static String? _subnetBroadcast(String? ip) {
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+    if (ip == null || ip.isEmpty) return null;
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+    final parts = ip.split('.');
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+    if (parts.length != 4) return null;
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+    return '${parts[0]}.${parts[1]}.${parts[2]}.255';
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+  }
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+
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   /// Send a Wake-on-LAN packet for the given MAC address.
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-  /// Broadcasts to 255.255.255.255:9 and optionally to a subnet broadcast.
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-  static Future<void> wake(String macAddress, {String? subnetBroadcast}) async {
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+  /// Broadcasts to 255.255.255.255 and subnet broadcast derived from localHost.
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+  /// Sends on ports 7 and 9 for maximum compatibility.
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+  static Future<void> wake(String macAddress, {String? localHost}) async {
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     final macBytes = _parseMac(macAddress);
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     if (macBytes == null) {
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       throw ArgumentError('Invalid MAC address: $macAddress');
..
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@@ -48,25 +57,31 @@
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     );
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     socket.broadcastEnabled = true;
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-    // Send to broadcast address
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-    final broadcastAddr = InternetAddress('255.255.255.255');
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-    socket.send(packet, broadcastAddr, 9);
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+    final targets = <InternetAddress>[
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+      InternetAddress('255.255.255.255'),
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+    ];
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-    // Also send to subnet broadcast if provided
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-    if (subnetBroadcast != null && subnetBroadcast.isNotEmpty) {
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+    // Add subnet broadcast derived from localHost
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+    final subnet = _subnetBroadcast(localHost);
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+    if (subnet != null) {
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       try {
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-        final subnetAddr = InternetAddress(subnetBroadcast);
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-        socket.send(packet, subnetAddr, 9);
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-      } catch (_) {
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-        // Ignore invalid subnet broadcast address
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-      }
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+        targets.add(InternetAddress(subnet));
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+      } catch (_) {}
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     }
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-    // Send a few extra packets for reliability
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-    await Future.delayed(const Duration(milliseconds: 100));
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-    socket.send(packet, broadcastAddr, 9);
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-    await Future.delayed(const Duration(milliseconds: 100));
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-    socket.send(packet, broadcastAddr, 9);
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+    // Send to all targets on both common WoL ports
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+    for (final addr in targets) {
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+      socket.send(packet, addr, 9);
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+      socket.send(packet, addr, 7);
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+    }
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+
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+    // Repeat for reliability
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+    for (var i = 0; i < 3; i++) {
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+      await Future.delayed(const Duration(milliseconds: 100));
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+      for (final addr in targets) {
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+        socket.send(packet, addr, 9);
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+      }
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+    }
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     socket.close();
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   }