From c2bcd685cfff58a2f8a3567f5a2aabaa2d030cfe Mon Sep 17 00:00:00 2001
From: Irene <irene@novoyuuparosk.org>
Date: Thu, 27 Aug 2026 13:17:15 +0900
Subject: [PATCH] feat: add 4Hz GPS update interval

- Switch LocationSettings to AndroidSettings with intervalDuration: 250ms.
- 250ms = 4Hz; higher rate is only achievable when GNSS is available (not indoors).
---
 lib/data/services/gps_service.dart | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lib/data/services/gps_service.dart b/lib/data/services/gps_service.dart
index ff5ea89..c6270e5 100644
--- a/lib/data/services/gps_service.dart
+++ b/lib/data/services/gps_service.dart
@@ -15,9 +15,10 @@ class GpsService {
     LocationAccuracy accuracy = LocationAccuracy.high,
   }) {
     return Geolocator.getPositionStream(
-      locationSettings: LocationSettings(
+      locationSettings: AndroidSettings(
         accuracy: accuracy,
         distanceFilter: 0,
+        intervalDuration: Duration(milliseconds: 250),
       ),
     );
   }