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Fix fast location cadence ref:

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Janez T
2026-04-07 10:35:31 +02:00
parent d92e52c5c2
commit e5514b4ef9
3 changed files with 46 additions and 15 deletions
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51
lib/services/location_tracking_service.dart
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@@ -22,12 +22,18 @@ import 'profiles_feature_service.dart';
class LocationTrackingService {
static const double _defaultFastLocationMovementThresholdMeters = 10.0;
static const double _minFastLocationMovementThresholdMeters = 10.0;
static const int _defaultFastLocationActiveCadenceSeconds = 10;
static const int _minFastLocationActiveCadenceSeconds = 10;
static const int _maxFastLocationActiveCadenceSeconds = 31;
static const Duration _fastLocationMinimumUpdateInterval = Duration(
seconds: 31,
static const int _defaultFastLocationActiveCadenceSeconds = 60;
static const int _minFastLocationActiveCadenceSeconds = 60;
static const int _maxFastLocationActiveCadenceSeconds = 60;
static const Duration _fastLocationSlowInterval = Duration(
seconds: 60,
);
static const Duration _fastLocationWalkingInterval = Duration(seconds: 30);
static const Duration _fastLocationFastInterval = Duration(seconds: 15);
static const Duration _fastLocationVeryFastInterval = Duration(seconds: 5);
static const double _fastLocationIdleSpeedMaxMetersPerSecond = 0.75;
static const double _fastLocationWalkingSpeedMaxMetersPerSecond = 1.8;
static const double _fastLocationFastSpeedMaxMetersPerSecond = 4.0;
// ============================================================================
// Singleton Pattern
// ============================================================================
@@ -599,11 +605,6 @@ class LocationTrackingService {
final now = DateTime.now();
final previous = _lastFastLocationSentPosition;
final previousTime = _lastFastLocationSentAt;
if (previousTime != null &&
now.difference(previousTime) < _fastLocationMinimumUpdateInterval) {
return;
}
if (previous != null && previousTime != null) {
final distance = Geolocator.distanceBetween(
previous.latitude,
@@ -612,9 +613,19 @@ class LocationTrackingService {
position.longitude,
);
final elapsedMs = now.difference(previousTime).inMilliseconds;
final minimumInterval = _fastLocationMinimumIntervalFor(
distanceMeters: distance,
elapsedMs: elapsedMs,
);
if (elapsedMs < minimumInterval.inMilliseconds) {
return;
}
if (distance < 1.0 && elapsedMs < 3000) {
return;
}
} else if (previousTime != null &&
now.difference(previousTime) < _fastLocationSlowInterval) {
return;
}
_lastFastLocationSentPosition = position;
@@ -622,6 +633,26 @@ class LocationTrackingService {
onFastLocationUpdate?.call(position, reason);
}
Duration _fastLocationMinimumIntervalFor({
required double distanceMeters,
required int elapsedMs,
}) {
if (elapsedMs <= 0) {
return _fastLocationSlowInterval;
}
final speedMetersPerSecond = distanceMeters / (elapsedMs / 1000.0);
if (speedMetersPerSecond < _fastLocationIdleSpeedMaxMetersPerSecond) {
return _fastLocationSlowInterval;
}
if (speedMetersPerSecond < _fastLocationWalkingSpeedMaxMetersPerSecond) {
return _fastLocationWalkingInterval;
}
if (speedMetersPerSecond < _fastLocationFastSpeedMaxMetersPerSecond) {
return _fastLocationFastInterval;
}
return _fastLocationVeryFastInterval;
}
// ============================================================================
// Mesh Network Broadcasting
// ============================================================================