From 4d38ab98f7bc8f84bafa374af69fd3408e4ec017 Mon Sep 17 00:00:00 2001
From: Anton Tananaev <anton@traccar.org>
Date: Sun, 22 Feb 2026 11:08:23 -0800
Subject: [PATCH] Improve firebase init

---
 lib/geolocation_service.dart | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/lib/geolocation_service.dart b/lib/geolocation_service.dart
index 5f26518..574f4b7 100644
--- a/lib/geolocation_service.dart
+++ b/lib/geolocation_service.dart
@@ -114,9 +114,11 @@ class GeolocationService {
   static double _degToRad(double degree) => degree * pi / 180.0;
 }
 
+Future<void>? _firebaseInitialization;
+
 @pragma('vm:entry-point')
 void headlessTask(bg.HeadlessEvent headlessEvent) async {
-  await Firebase.initializeApp();
+  await (_firebaseInitialization ??= Firebase.initializeApp());
   await Preferences.init();
   FirebaseCrashlytics.instance.log('geolocation_headless:${headlessEvent.name}');
   switch (headlessEvent.name) {