From 32ec25af14e463336dbfa8070f6f30ed62308d8b Mon Sep 17 00:00:00 2001
From: Sven Carstensen <sven.carstensen@appcreation.de>
Date: Thu, 11 Apr 2024 13:02:46 +0200
Subject: [PATCH] Logging Lifecycle eingebaut

---
 lib/main.dart | 37 +++++++++++++++++++++++++++++++------
 pubspec.lock  |  8 ++++++++
 pubspec.yaml  |  1 +
 3 files changed, 40 insertions(+), 6 deletions(-)

diff --git a/lib/main.dart b/lib/main.dart
index 50fa6fa..df294e9 100644
--- a/lib/main.dart
+++ b/lib/main.dart
@@ -2,6 +2,7 @@ import 'dart:async';
 
 import 'package:flutter/material.dart';
 import 'package:geolocator/geolocator.dart';
+import 'package:is_lock_screen/is_lock_screen.dart';
 import 'package:isar/isar.dart';
 import 'package:path_provider/path_provider.dart';
 import 'package:stadtbote/messages/pop_content_view_message.dart';
@@ -54,12 +55,8 @@ void _traceUncaughtExceptions(Object error, StackTrace stackTrace) {
   Util.logException('Stack-Trace: $stackTrace');
 }
 
-class MyApp extends StatelessWidget {
-  MyApp({super.key}) {
-    MqttCore.setup();
-
-    _startLocationService();
-  }
+class MyApp extends StatefulWidget {
+  MyApp({super.key});
 
   static late Isar isarInstance;
 
@@ -67,6 +64,34 @@ class MyApp extends StatelessWidget {
 
   static bool suppressAcceptDialog = false;
 
+  @override
+  State<MyApp> createState() => _MyAppState();
+}
+
+class _MyAppState extends State<MyApp> with WidgetsBindingObserver {
+  @override
+  void initState() {
+    WidgetsBinding.instance.addObserver(this);
+
+    MqttCore.setup();
+
+    _startLocationService();
+
+    super.initState();
+  }
+
+  @override
+  void dispose() {
+    WidgetsBinding.instance.removeObserver(this);
+    super.dispose();
+  }
+
+  @override
+  void didChangeAppLifecycleState(AppLifecycleState state) async {
+    super.didChangeAppLifecycleState(state);
+    Util.logInfo('Lifecylcle changes: $state');
+  }
+
   @override
   Widget build(BuildContext context) {
     return MaterialApp(
diff --git a/pubspec.lock b/pubspec.lock
index c859211..becbe0a 100644
--- a/pubspec.lock
+++ b/pubspec.lock
@@ -768,6 +768,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.0.4"
+  is_lock_screen:
+    dependency: "direct main"
+    description:
+      name: is_lock_screen
+      sha256: "7f45c22b1bb4bd9849aa699bc45b5b9473ada262a4266e1d7d51babdf50c0c83"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.0.0"
   isar:
     dependency: "direct main"
     description:
diff --git a/pubspec.yaml b/pubspec.yaml
index a84e975..4005f41 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -70,6 +70,7 @@ dependencies:
   flutter_launcher_icons: ^0.13.1
   package_info_plus: ^5.0.1
   device_info_plus: ^9.1.2
+  is_lock_screen: ^2.0.0
 
 dev_dependencies:
   flutter_test: