大幅変更＆環境バージョンアップ

lib/pages/debug/debug_binding.dart

@@ -0,0 +1,9 @@
+import 'package:get/get.dart';
+import 'package:gifunavi/pages/debug/debug_controller.dart';
+
+class DebugBinding extends Bindings {
+  @override
+  void dependencies() {
+    Get.lazyPut<DebugController>(() => DebugController());
+  }
+}

lib/pages/debug/debug_controller.dart

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+import 'package:geolocator/geolocator.dart';
+import 'package:get/get.dart';
+import 'package:gifunavi/utils/location_controller.dart';
+
+class DebugController extends GetxController {
+  final LocationController locationController = Get.find<LocationController>();
+  final gpsSignalStrength = 'high'.obs;
+  final currentPosition = Rx<Position?>(null);
+  final isSimulationMode = false.obs;
+
+  @override
+  void onInit() {
+    super.onInit();
+    // 位置情報の更新を監視
+    locationController.locationMarkerPositionStream.listen((position) {
+      if (position != null) {
+        currentPosition.value = Position(
+          latitude: position.latitude,
+          longitude: position.longitude,
+          accuracy: position.accuracy,
+          altitudeAccuracy: 30,
+          headingAccuracy: 30,
+          heading: 0,
+          altitude: 0,
+          speed: 0,
+          speedAccuracy: 0,
+          timestamp: DateTime.now(),
+        );
+      }
+    });
+  }
+
+  void setGpsSignalStrength(String value) {
+    gpsSignalStrength.value = value;
+    locationController.setSimulatedSignalStrength(value);
+  }
+
+  void toggleSimulationMode() {
+    isSimulationMode.value = !isSimulationMode.value;
+    locationController.setSimulationMode(isSimulationMode.value);
+    if (!isSimulationMode.value) {
+      // 標準モードに切り替えた場合は、シミュレートされた信号強度をリセット
+      locationController.setSimulatedSignalStrength('low');
+      gpsSignalStrength.value = 'low';
+    }
+  }
+}

lib/pages/debug/debug_page.dart

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+import 'package:flutter/material.dart';
+import 'package:get/get.dart';
+import 'package:gifunavi/pages/debug/debug_controller.dart';
+
+class DebugPage extends GetView<DebugController> {
+  const DebugPage({super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      appBar: AppBar(
+        title: const Text('デバッグモード'),
+      ),
+      body: Center(
+        child: Column(
+          mainAxisAlignment: MainAxisAlignment.center,
+          children: [
+            const Text('GPS信号強度'),
+            const SizedBox(height: 20),
+            Obx(
+                  () => DropdownButton<String>(
+                value: controller.gpsSignalStrength.value,
+                onChanged: (value) {
+                  controller.setGpsSignalStrength(value!);
+                },
+                items: ['high', 'medium', 'low']
+                    .map<DropdownMenuItem<String>>((String value) {
+                  return DropdownMenuItem<String>(
+                    value: value,
+                    child: Text(value),
+                  );
+                }).toList(),
+              ),
+            ),
+            const SizedBox(height: 20),
+            const Text('現在のGPS座標'),
+            const SizedBox(height: 10),
+            Obx(
+                  () => Text(
+                '緯度: ${controller.currentPosition.value?.latitude ?? '-'}, 経度: ${controller.currentPosition.value?.longitude ?? '-'}',
+              ),
+            ),
+            const SizedBox(height: 20),
+            const Text('現在のGPS精度'),
+            const SizedBox(height: 10),
+            Obx(
+                  () => Text(
+                '精度: ${controller.currentPosition.value?.accuracy.toStringAsFixed(2) ?? '-'} m',
+              ),
+            ),
+            const SizedBox(height: 20),
+            Obx(
+                  () => ElevatedButton(
+                onPressed: controller.toggleSimulationMode,
+                child: Text(controller.isSimulationMode.value
+                    ? 'シミュレーションモード'
+                    : '標準モード'),
+              ),
+            ),
+          ],
+        ),
+      ),
+    );
+  }
+}