Fix command widget lockup (#90)

If the command button is pressed too frequently, it can get stuck in the "running" state
Gold872 · Sep 1, 2024 · 0d95edd · 0d95edd
1 parent ba22ca9
commit 0d95edd
Showing 1 changed file with 7 additions and 1 deletion.
diff --git a/lib/widgets/nt_widgets/multi-topic/command_widget.dart b/lib/widgets/nt_widgets/multi-topic/command_widget.dart
@@ -123,7 +123,7 @@ class CommandWidget extends NTWidget {
               onTapUp: (_) {
                 bool publishTopic = model.runningTopic == null;
 
-                model.runningTopic =
+                model.runningTopic ??=
                     model.ntConnection.getTopicFromName(model.runningTopicName);
 
                 if (model.runningTopic == null) {
@@ -134,6 +134,12 @@ class CommandWidget extends NTWidget {
                   model.ntConnection.publishTopic(model.runningTopic!);
                 }
 
+                // Prevents widget from locking up if double pressed fast enough
+                bool running = model.ntConnection
+                        .getLastAnnouncedValue(model.runningTopicName)
+                        ?.tryCast<bool>() ??
+                    false;
+
                 model.ntConnection
                     .updateDataFromTopic(model.runningTopic!, !running);
               },