From f866e187aefbbfe911c4d5ba49d0a5613a0e4aaa Mon Sep 17 00:00:00 2001
From: Rafael <1024481@stud.hs-mannheim.de>
Date: Fri, 12 Jul 2024 15:08:41 +0200
Subject: [PATCH] Request Notifications Permission required for Android 13 and
 above

---
 android/app/src/main/AndroidManifest.xml | 1 +
 lib/main.dart                            | 2 ++
 lib/services/swipe_stream_service.dart   | 2 +-
 lib/utils/math.dart                      | 3 ++-
 4 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/android/app/src/main/AndroidManifest.xml b/android/app/src/main/AndroidManifest.xml
index 81d2263..f8d05ad 100644
--- a/android/app/src/main/AndroidManifest.xml
+++ b/android/app/src/main/AndroidManifest.xml
@@ -1,6 +1,7 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android">
     <uses-permission android:name="android.permission.ACCESS_FINE_LOCATION" />
     <uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION" />
+    <uses-permission android:name="android.permission.POST_NOTIFICATIONS"/>
     <application
         android:label="cofounderella"
         android:name="${applicationName}"
diff --git a/lib/main.dart b/lib/main.dart
index 5098ce9..d638147 100644
--- a/lib/main.dart
+++ b/lib/main.dart
@@ -26,6 +26,8 @@ void main() async {
 
   final FlutterLocalNotificationsPlugin flutterLocalNotificationsPlugin =
       FlutterLocalNotificationsPlugin();
+  flutterLocalNotificationsPlugin.resolvePlatformSpecificImplementation<
+      AndroidFlutterLocalNotificationsPlugin>()?.requestNotificationsPermission();
   const AndroidInitializationSettings initializationSettingsAndroid =
       AndroidInitializationSettings('@mipmap/ic_launcher');
   const InitializationSettings initializationSettings =
diff --git a/lib/services/swipe_stream_service.dart b/lib/services/swipe_stream_service.dart
index ca0b1be..fedaa7d 100644
--- a/lib/services/swipe_stream_service.dart
+++ b/lib/services/swipe_stream_service.dart
@@ -50,7 +50,7 @@ class SwipeStreamService {
     String matchName = await UserService.getUserName(swipeId);
     const AndroidNotificationDetails androidPlatformChannelSpecifics =
         AndroidNotificationDetails(
-            'my_match_channel_id', 'my_match_channel_name',
+            'new_matches_channel_id', 'new_match_info',
             channelShowBadge: true,
             visibility: NotificationVisibility.private,
             importance: Importance.max,
diff --git a/lib/utils/math.dart b/lib/utils/math.dart
index 9648959..fdf0bb8 100644
--- a/lib/utils/math.dart
+++ b/lib/utils/math.dart
@@ -45,7 +45,8 @@ String convertDecimalToDMS(double decimalValue, {required bool isLatitude}) {
 double calculateDistance(double lat1, double lon1, double lat2, double lon2) {
   const R = 6371; // earth radius in kilometers
 
-  // distance between latitudes and longitudes
+  // Haversine formula to get distance between latitudes and longitudes
+  // https://en.wikipedia.org/wiki/Haversine_formula
   final dLat = _degreesToRadians(lat2 - lat1);
   final dLon = _degreesToRadians(lon2 - lon1);