From 192c57fadc6283e0674aa8a3a31f313780cb3f28 Mon Sep 17 00:00:00 2001
From: Thomas Raddatz <thomas.raddatz@tools400.de>
Date: Mon, 23 Dec 2024 15:49:04 +0100
Subject: [PATCH 1/4] Update SDK version for starting the app.

---
 example/android/app/build.gradle | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/example/android/app/build.gradle b/example/android/app/build.gradle
index 986ee288..6f492fc6 100644
--- a/example/android/app/build.gradle
+++ b/example/android/app/build.gradle
@@ -26,7 +26,7 @@ apply plugin: 'kotlin-android'
 apply from: "$flutterRoot/packages/flutter_tools/gradle/flutter.gradle"
 
 android {
-    compileSdkVersion 33
+    compileSdkVersion 34
 
     sourceSets {
         main.java.srcDirs += 'src/main/kotlin'

From 15947a0cae2b26bf5c51aad94280abb712bad283 Mon Sep 17 00:00:00 2001
From: Thomas Raddatz <thomas.raddatz@tools400.de>
Date: Mon, 23 Dec 2024 15:57:50 +0100
Subject: [PATCH 2/4] Fix 'LateInitializationError' exception.

---
 example/lib/src/ble/ble_device_connector.dart | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/example/lib/src/ble/ble_device_connector.dart b/example/lib/src/ble/ble_device_connector.dart
index 536ff8b0..91ac08c7 100644
--- a/example/lib/src/ble/ble_device_connector.dart
+++ b/example/lib/src/ble/ble_device_connector.dart
@@ -19,7 +19,7 @@ class BleDeviceConnector extends ReactiveState<ConnectionStateUpdate> {
   final _deviceConnectionController = StreamController<ConnectionStateUpdate>();
 
   // ignore: cancel_subscriptions
-  late StreamSubscription<ConnectionStateUpdate> _connection;
+  StreamSubscription<ConnectionStateUpdate>? _connection;
 
   Future<void> connect(String deviceId) async {
     _logMessage('Start connecting to $deviceId');
@@ -37,7 +37,7 @@ class BleDeviceConnector extends ReactiveState<ConnectionStateUpdate> {
   Future<void> disconnect(String deviceId) async {
     try {
       _logMessage('disconnecting to device: $deviceId');
-      await _connection.cancel();
+      await _connection?.cancel();
     } on Exception catch (e, _) {
       _logMessage("Error disconnecting from a device: $e");
     } finally {

From f61dbf5de228a259d9ee08a09f2d9b257b68638c Mon Sep 17 00:00:00 2001
From: Thomas Raddatz <thomas.raddatz@tools400.de>
Date: Mon, 23 Dec 2024 15:58:20 +0100
Subject: [PATCH 3/4] Fix expanding characteristics.

---
 example/lib/src/ui/device_detail/device_interaction_tab.dart | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/example/lib/src/ui/device_detail/device_interaction_tab.dart b/example/lib/src/ui/device_detail/device_interaction_tab.dart
index 02a2fb98..1759713f 100644
--- a/example/lib/src/ui/device_detail/device_interaction_tab.dart
+++ b/example/lib/src/ui/device_detail/device_interaction_tab.dart
@@ -285,7 +285,7 @@ class _ServiceDiscoveryListState extends State<_ServiceDiscoveryList> {
             child: ExpansionPanelList(
               expansionCallback: (int index, bool isExpanded) {
                 setState(() {
-                  if (isExpanded) {
+                  if (!isExpanded) {
                     _expandedItems.remove(index);
                   } else {
                     _expandedItems.add(index);

From dfe3d6c1f579ae14bf589ddd0a3583e4fbcd8603 Mon Sep 17 00:00:00 2001
From: Thomas Raddatz <thomas.raddatz@tools400.de>
Date: Mon, 23 Dec 2024 16:36:27 +0100
Subject: [PATCH 4/4] Fix another 'LateInitializationError' exception.

---
 .../src/ui/device_detail/characteristic_interaction_dialog.dart | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/example/lib/src/ui/device_detail/characteristic_interaction_dialog.dart b/example/lib/src/ui/device_detail/characteristic_interaction_dialog.dart
index 17f09231..98fd0301 100644
--- a/example/lib/src/ui/device_detail/characteristic_interaction_dialog.dart
+++ b/example/lib/src/ui/device_detail/characteristic_interaction_dialog.dart
@@ -35,7 +35,7 @@ class _CharacteristicInteractionDialogState extends State<_CharacteristicInterac
   late String writeOutput;
   late String subscribeOutput;
   late TextEditingController textEditingController;
-  late StreamSubscription<List<int>>? subscribeStream;
+  StreamSubscription<List<int>>? subscribeStream;
 
   @override
   void initState() {