main, use global variables for now to decide between notifications and alarms on Android, may become a setting later.

lib/main.dart

@@ -6,6 +6,7 @@ import 'package:geolocator/geolocator.dart';
 import 'package:shared_preferences/shared_preferences.dart';
 import 'package:flutter_local_notifications/flutter_local_notifications.dart';
 import 'package:timezone/data/latest_all.dart' as tz;
+import 'package:timezone/timezone.dart' as tz;
 import 'package:http/http.dart' as http;
 import 'package:alarm/alarm.dart';
 
@@ -25,6 +26,9 @@ void main() async {
   runApp(const SunsetAlarmApp());
 }
 
+const ANDROID_USE_NOTIF = false;
+const ANDROID_USE_ALARM = !ANDROID_USE_NOTIF;
+
 class SunsetAlarmApp extends StatelessWidget {
   const SunsetAlarmApp({super.key});
 
@@ -251,7 +255,8 @@ class _HomeScreenState extends State<HomeScreen> {
         'Alarm Enabled @ ${alarmTime.hour.toString().padLeft(2, '0')}:${alarmTime.minute.toString().padLeft(2, '0')} (App Must Stay Open!)',
       );
     } else if (Platform.isAndroid) {
-      /*** Notifcation Method - Works *** /
+      /*** Notifcation Method - Works ***/
+      if (ANDROID_USE_NOTIF) {
         // Android: use zonedSchedule (works in background)
         final tzAlarm = tz.TZDateTime.from(alarmTime, tz.local);
         const androidDetails = AndroidNotificationDetails(
@@ -268,16 +273,20 @@ class _HomeScreenState extends State<HomeScreen> {
           title: 'Sunset in ${_minutesBefore} min',
           body: 'The sun sets at $sunsetText. Time to get ready!',
           scheduledDate: tzAlarm,
-        notificationDetails: const NotificationDetails(android: androidDetails),
+          notificationDetails: const NotificationDetails(
+            android: androidDetails,
+          ),
           androidScheduleMode: AndroidScheduleMode.alarmClock,
         );
         _showSnack('Alarm scheduled!');
         debugPrint('DEBUG: Alarm time:   ${tzAlarm.toString()}');
         debugPrint('DEBUG: Current time: ${DateTime.now().toUtc().toString()}');
         debugPrint('DEBUG: ${_notifications.toString()}');
+      }
       // End Notification Method ***/
 
       /*** Alarm Method - WIP ***/
+      if (ANDROID_USE_ALARM) {
         // Schedule:
         final settings = AlarmSettings(
           id: _alarmId,
@@ -297,6 +306,7 @@ class _HomeScreenState extends State<HomeScreen> {
           ),
         );
         await Alarm.set(alarmSettings: settings);
+      }
       // End Alarm Method ***/
       _showSnack('Alarm Scheduled @ ${alarmTime}');
     } else {
@@ -313,10 +323,10 @@ class _HomeScreenState extends State<HomeScreen> {
       _alarmTimer?.cancel();
       if (!Platform.isLinux) {
         // Notification Method
-        //await _notifications.cancel(id: _alarmId);
+        if (ANDROID_USE_NOTIF) await _notifications.cancel(id: _alarmId);
 
         // Alarm Method
-        await Alarm.stop(_alarmId);
+        if (ANDROID_USE_ALARM) await Alarm.stop(_alarmId);
       }
       _showSnack('Alarm Cancelled');
     }