20240903 pre release

lib/widgets/map_widget.dart

@@ -140,12 +140,25 @@ class _MapWidgetState extends State<MapWidget> with WidgetsBindingObserver {
    */
 
   // _centerMapOnUser を10秒間でコール
-  void _startIdleTimer() {
+  Future<void> _startIdleTimer() async {
     //debugPrint("_startIdleTimer ....");
-    final settingsController = Get.find<SettingsController>();
+    SettingsController settingsController;
+
+    // SettingsControllerが利用可能になるまで待機
+    while (true) {
+      try {
+        settingsController = Get.find<SettingsController>();
+        break; // SettingsControllerが見つかったらループを抜ける
+      } catch (e) {
+        // SettingsControllerがまだ利用可能でない場合は少し待ってから再試行
+        await Future.delayed(const Duration(milliseconds: 100));
+      }
+    }
+
     if (!settingsController.autoReturnDisabled.value) {
       _timer = Timer(settingsController.timerDuration.value, _centerMapOnUser);
     }
+
   }
 
   // タイマーをリセットして_startIdleTimer をコール
@@ -173,7 +186,16 @@ class _MapWidgetState extends State<MapWidget> with WidgetsBindingObserver {
 
   Future<List<Marker>> _getMarkers() async {
     debugPrint('Getting markers...');
-    List<Marker> markers = [];
+    if (indexController.isLoadingLocations.value) {
+      await Future.doWhile(() async {
+        await Future.delayed(const Duration(milliseconds: 100));
+        return indexController.isLoadingLocations.value;
+      });
+    }
+
+    debugPrint('Getting markers...');
+
+      List<Marker> markers = [];
     if (indexController.locations.isNotEmpty && indexController.locations[0].features.isNotEmpty) {
       for (var feature in indexController.locations[0].features) {
         GeoJSONMultiPoint point = feature!.geometry as GeoJSONMultiPoint;