Node / meshtastic / Meshtastic-Android / files / feature / node / src / commonMain / kotlin / org / meshtastic / feature / node / compass / CompassViewModel.kt

Displaying Raw • Download

T8b949e/*

* Copyright (c) 2026 Meshtastic LLC

*

* This program is free software: you can redistribute it and/or modify

* it under the terms of the GNU General Public License as published by

* the Free Software Foundation, either version 3 of the License, or

* (at your option) any later version.

*

* This program is distributed in the hope that it will be useful,

* but WITHOUT ANY WARRANTY; without even the implied warranty of

* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the

* GNU General Public License for more details.

*

* You should have received a copy of the GNU General Public License

* along with this program. If not, see <https://www.gnu.org/licenses/>.

*/

Tff7b72package T7ee787org.meshtastic.feature.node.compass

Tff7b72import T7ee787androidx.compose.ui.graphics.Color

Tff7b72import T7ee787androidx.lifecycle.ViewModel

Tff7b72import T7ee787kotlinx.coroutines.Job

Tff7b72import T7ee787kotlinx.coroutines.flow.MutableStateFlow

Tff7b72import T7ee787kotlinx.coroutines.flow.StateFlow

Tff7b72import T7ee787kotlinx.coroutines.flow.asStateFlow

Tff7b72import T7ee787kotlinx.coroutines.flow.combine

Tff7b72import T7ee787kotlinx.coroutines.flow.flowOn

Tff7b72import T7ee787kotlinx.coroutines.flow.update

Tff7b72import T7ee787org.koin.core.annotation.KoinViewModel

Tff7b72import T7ee787org.meshtastic.core.common.util.bearing

Tff7b72import T7ee787org.meshtastic.core.common.util.formatString

Tff7b72import T7ee787org.meshtastic.core.common.util.latLongToMeter

Tff7b72import T7ee787org.meshtastic.core.common.util.nowMillis

Tff7b72import T7ee787org.meshtastic.core.common.util.nowSeconds

Tff7b72import T7ee787org.meshtastic.core.di.CoroutineDispatchers

Tff7b72import T7ee787org.meshtastic.core.model.Node

Tff7b72import T7ee787org.meshtastic.core.model.util.toDistanceString

Tff7b72import T7ee787org.meshtastic.core.ui.component.precisionBitsToMeters

Tff7b72import T7ee787org.meshtastic.core.ui.viewmodel.safeLaunch

Tff7b72import T7ee787org.meshtastic.proto.Config

Tff7b72import T7ee787org.meshtastic.proto.Position

Tff7b72import T7ee787kotlin.math.abs

Tff7b72import T7ee787kotlin.math.atan2

Tff7b72import T7ee787kotlin.math.min

Tff7b72import T7ee787kotlin.math.pow

Tff7b72import T7ee787kotlin.math.sqrt

Tff7b72private Tff7b72const Tff7b72val Te6edf3ALIGNMENT_TOLERANCE_DEGREES Tff7b72= T79c0ff5f

Tff7b72private Tff7b72const Tff7b72val Te6edf3FULL_CIRCLE_DEGREES Tff7b72= T79c0ff3T79c0ff6T79c0ff0f

Tff7b72private Tff7b72const Tff7b72val Te6edf3BEARING_FORMAT Tff7b72= Ta5d6ff"Ta5d6ff%.0f°Ta5d6ff"

Tff7b72private Tff7b72const Tff7b72val Te6edf3SECONDS_PER_HOUR Tff7b72= T79c0ff3T79c0ff6T79c0ff0T79c0ff0

Tff7b72private Tff7b72const Tff7b72val Te6edf3SECONDS_PER_MINUTE Tff7b72= T79c0ff6T79c0ff0

Tff7b72private Tff7b72const Tff7b72val Te6edf3HUNDRED Tff7b72= T79c0ff1T79c0ff0T79c0ff0f

Tff7b72private Tff7b72const Tff7b72val Te6edf3MILLIMETERS_PER_METER Tff7b72= T79c0ff1T79c0ff0T79c0ff0T79c0ff0f

Tf0883e@SuppressTb4b4b4(Ta5d6ff"Ta5d6ffTooManyFunctionsTa5d6ff"Tb4b4b4)

Tf0883e@KoinViewModel

Tff7b72class T56d364CompassViewModelTb4b4b4(

Tff7b72private Tff7b72val Te6edf3headingProviderTb4b4b4: Te6edf3CompassHeadingProviderTb4b4b4,

Tff7b72private Tff7b72val Te6edf3phoneLocationProviderTb4b4b4: Te6edf3PhoneLocationProviderTb4b4b4,

Tff7b72private Tff7b72val Te6edf3magneticFieldProviderTb4b4b4: Te6edf3MagneticFieldProviderTb4b4b4,

Tff7b72private Tff7b72val Te6edf3dispatchersTb4b4b4: Te6edf3CoroutineDispatchersTb4b4b4,

Tb4b4b4) Tb4b4b4: Te6edf3ViewModelTb4b4b4(Tb4b4b4) Tb4b4b4{

Tff7b72private Tff7b72val Te6edf3_uiState Tff7b72= Te6edf3MutableStateFlowTb4b4b4(Te6edf3CompassUiStateTb4b4b4(Tb4b4b4)Tb4b4b4)

Tff7b72val Te6edf3uiStateTb4b4b4: Te6edf3StateFlowTff7b72<Te6edf3CompassUiStateTff7b72> Tff7b72= Te6edf3_uiStateTb4b4b4.Te6edf3asStateFlowTb4b4b4(Tb4b4b4)

Tff7b72private Tff7b72var Te6edf3updatesJobTb4b4b4: Te6edf3Job? Tff7b72= Tff7b72null

Tff7b72private Tff7b72var Te6edf3targetPositionTb4b4b4: Te6edf3PairTff7b72<Tffa657DoubleTb4b4b4, Tffa657DoubleTff7b72>Tff7b72? Tff7b72= Tff7b72null

Tff7b72private Tff7b72var Te6edf3targetPositionProtoTb4b4b4: Te6edf3Position? Tff7b72= Tff7b72null

Tff7b72private Tff7b72var Te6edf3targetPositionTimeSecTb4b4b4: Tffa657Long? Tff7b72= Tff7b72null

Tff7b72fun Td2a8ffstartTb4b4b4(Te6edf3nodeTb4b4b4: Te6edf3NodeTb4b4b4, Te6edf3displayUnitsTb4b4b4: Te6edf3ConfigTb4b4b4.Te6edf3DisplayConfigTb4b4b4.Te6edf3DisplayUnitsTb4b4b4) Tb4b4b4{

Tff7b72val Te6edf3targetPos Tff7b72= Te6edf3nodeTb4b4b4.Te6edf3validPositionTff7b72?.Te6edf3let Tb4b4b4{ Te6edf3nodeTb4b4b4.Te6edf3latitude Te6edf3to Te6edf3nodeTb4b4b4.Te6edf3longitude Tb4b4b4}

Te6edf3targetPosition Tff7b72= Te6edf3targetPos

Te6edf3targetPositionProto Tff7b72= Te6edf3nodeTb4b4b4.Te6edf3position

Tff7b72val Te6edf3targetColor Tff7b72= Te6edf3ColorTb4b4b4(Te6edf3nodeTb4b4b4.Te6edf3colorsTb4b4b4.Te6edf3secondTb4b4b4)

Tff7b72val Te6edf3targetName Tff7b72= Te6edf3nodeTb4b4b4.Te6edf3userTb4b4b4.Te6edf3long_nameTb4b4b4.Te6edf3ifBlank Tb4b4b4{ Te6edf3nodeTb4b4b4.Te6edf3userTb4b4b4.Te6edf3short_nameTb4b4b4.Te6edf3ifBlank Tb4b4b4{ Te6edf3nodeTb4b4b4.Te6edf3numTb4b4b4.Te6edf3toStringTb4b4b4(Tb4b4b4) Tb4b4b4} Tb4b4b4}

Te6edf3targetPositionTimeSec Tff7b72=

Te6edf3nodeTb4b4b4.Te6edf3positionTb4b4b4.Te6edf3timestampTb4b4b4.Te6edf3takeIf Tb4b4b4{ Tffa657it Tff7b72> T79c0ff0 Tb4b4b4}Tff7b72?.Te6edf3toLongTb4b4b4(Tb4b4b4) Tff7b72?: Te6edf3nodeTb4b4b4.Te6edf3positionTb4b4b4.Te6edf3timeTb4b4b4.Te6edf3takeIf Tb4b4b4{ Tffa657it Tff7b72> T79c0ff0 Tb4b4b4}Tff7b72?.Te6edf3toLongTb4b4b4(Tb4b4b4)

Te6edf3_uiStateTb4b4b4.Te6edf3update Tb4b4b4{

Tffa657itTb4b4b4.Te6edf3copyTb4b4b4(

Te6edf3targetName Tff7b72= Te6edf3targetNameTb4b4b4,

Te6edf3targetColor Tff7b72= Te6edf3targetColorTb4b4b4,

Te6edf3hasTargetPosition Tff7b72= Te6edf3targetPos Tff7b72!Tff7b72= Tff7b72nullTb4b4b4,

Te6edf3displayUnits Tff7b72= Te6edf3displayUnitsTb4b4b4,

Te6edf3positionTimeSec Tff7b72= Te6edf3targetPositionTimeSecTb4b4b4,

Te6edf3targetAltitude Tff7b72= Te6edf3nodeTb4b4b4.Te6edf3validPositionTff7b72?.Te6edf3altitudeTb4b4b4,

Tb4b4b4)

Tb4b4b4}

Te6edf3updatesJobTff7b72?.Te6edf3cancelTb4b4b4(Tb4b4b4)

Te6edf3updatesJob Tff7b72=

Te6edf3safeLaunchTb4b4b4(Te6edf3tag Tff7b72= Ta5d6ff"Ta5d6ffcompassUpdatesTa5d6ff"Tb4b4b4) Tb4b4b4{

Te6edf3combineTb4b4b4(Te6edf3headingProviderTb4b4b4.Te6edf3headingUpdatesTb4b4b4(Tb4b4b4)Tb4b4b4, Te6edf3phoneLocationProviderTb4b4b4.Te6edf3locationUpdatesTb4b4b4(Tb4b4b4)Tb4b4b4) Tb4b4b4{

Te6edf3headingTb4b4b4,

Te6edf3locationTb4b4b4,

Tff7b72-Tff7b72>

Te6edf3buildStateTb4b4b4(Te6edf3headingTb4b4b4, Te6edf3locationTb4b4b4)

Tb4b4b4}

Tb4b4b4.Te6edf3flowOnTb4b4b4(Te6edf3dispatchersTb4b4b4.Te6edf3defaultTb4b4b4)

Tb4b4b4.Te6edf3collect Tb4b4b4{ Te6edf3_uiStateTb4b4b4.Te6edf3value Tff7b72= Tffa657it Tb4b4b4}

Tb4b4b4}

Tb4b4b4}

T8b949e/**

* Marks the update job cancelled immediately. Provider listeners are unregistered by their `awaitClose` handlers as

* cancellation propagates through the flows.

*/

Tff7b72fun Td2a8ffstopTb4b4b4(Tb4b4b4) Tb4b4b4{

Te6edf3updatesJobTff7b72?.Te6edf3cancelTb4b4b4(Tb4b4b4)

Te6edf3updatesJob Tff7b72= Tff7b72null

Tb4b4b4}

Tff7b72private Tff7b72fun Td2a8ffbuildStateTb4b4b4(Te6edf3headingStateTb4b4b4: Te6edf3HeadingStateTb4b4b4, Te6edf3locationStateTb4b4b4: Te6edf3PhoneLocationStateTb4b4b4)Tb4b4b4: Te6edf3CompassUiState Tb4b4b4{

Tff7b72val Te6edf3current Tff7b72= Te6edf3_uiStateTb4b4b4.Te6edf3value

Tff7b72val Te6edf3warnings Tff7b72= Te6edf3buildWarningsTb4b4b4(Te6edf3headingStateTb4b4b4, Te6edf3locationStateTb4b4b4)

Tff7b72val Te6edf3target Tff7b72= Te6edf3targetPosition

Tff7b72val Te6edf3positionalAccuracyMeters Tff7b72= Te6edf3targetTff7b72?.Te6edf3let Tb4b4b4{ Te6edf3calculatePositionalAccuracyMetersTb4b4b4(Tb4b4b4) Tb4b4b4}

Tff7b72val Te6edf3distanceMeters Tff7b72= Te6edf3calculateDistanceMetersTb4b4b4(Te6edf3locationStateTb4b4b4, Te6edf3targetTb4b4b4)

Tff7b72val Te6edf3bearingDegrees Tff7b72= Te6edf3calculateBearingTb4b4b4(Te6edf3locationStateTb4b4b4, Te6edf3targetTb4b4b4)

Tff7b72val Te6edf3trueHeading Tff7b72= Te6edf3applyTrueNorthCorrectionTb4b4b4(Te6edf3headingStateTb4b4b4.Te6edf3headingTb4b4b4, Te6edf3locationStateTb4b4b4)

Tff7b72val Te6edf3distanceText Tff7b72= Te6edf3distanceMetersTff7b72?.Te6edf3toDistanceStringTb4b4b4(Te6edf3currentTb4b4b4.Te6edf3displayUnitsTb4b4b4)

Tff7b72val Te6edf3bearingText Tff7b72= Te6edf3bearingDegreesTff7b72?.Te6edf3let Tb4b4b4{ Te6edf3formatStringTb4b4b4(Te6edf3BEARING_FORMATTb4b4b4, Tffa657itTb4b4b4) Tb4b4b4}

Tff7b72val Te6edf3isAligned Tff7b72= Te6edf3isAlignedTb4b4b4(Te6edf3trueHeadingTb4b4b4, Te6edf3bearingDegreesTb4b4b4)

Tff7b72val Te6edf3lastUpdateText Tff7b72= Te6edf3targetPositionTimeSecTff7b72?.Te6edf3let Tb4b4b4{ Te6edf3formatElapsedTb4b4b4(Tffa657itTb4b4b4) Tb4b4b4}

Tff7b72val Te6edf3angularErrorDeg Tff7b72= Te6edf3calculateAngularErrorTb4b4b4(Te6edf3positionalAccuracyMetersTb4b4b4, Te6edf3distanceMetersTb4b4b4)

Tff7b72val Te6edf3errorRadiusText Tff7b72=

Te6edf3positionalAccuracyMetersTff7b72?.Te6edf3toIntTb4b4b4(Tb4b4b4)Tff7b72?.Te6edf3let Tb4b4b4{ Ta5d6ff"Ta5d6ff± Tffd700${Tffa657itTb4b4b4.Te6edf3toDistanceStringTb4b4b4(Te6edf3currentTb4b4b4.Te6edf3displayUnitsTb4b4b4)Tffd700}Ta5d6ff" Tb4b4b4}

Tff7b72return Te6edf3currentTb4b4b4.Te6edf3copyTb4b4b4(

Te6edf3heading Tff7b72= Te6edf3trueHeadingTb4b4b4,

Te6edf3bearing Tff7b72= Te6edf3bearingDegreesTb4b4b4,

Te6edf3distanceText Tff7b72= Te6edf3distanceTextTb4b4b4,

Te6edf3bearingText Tff7b72= Te6edf3bearingTextTb4b4b4,

Te6edf3warnings Tff7b72= Te6edf3warningsTb4b4b4,

Te6edf3isAligned Tff7b72= Te6edf3isAlignedTb4b4b4,

Te6edf3lastUpdateText Tff7b72= Te6edf3lastUpdateTextTb4b4b4,

Te6edf3errorRadiusText Tff7b72= Te6edf3errorRadiusTextTb4b4b4,

Te6edf3angularErrorDeg Tff7b72= Te6edf3angularErrorDegTb4b4b4,

Tb4b4b4)

Tb4b4b4}

Tff7b72private Tff7b72fun Td2a8ffbuildWarningsTb4b4b4(Te6edf3headingStateTb4b4b4: Te6edf3HeadingStateTb4b4b4, Te6edf3locationStateTb4b4b4: Te6edf3PhoneLocationStateTb4b4b4)Tb4b4b4: Te6edf3ListTff7b72<Te6edf3CompassWarningTff7b72> Tff7b72=

Te6edf3buildList Tb4b4b4{

Tff7b72if Tb4b4b4(Tff7b72!Te6edf3headingStateTb4b4b4.Te6edf3hasSensorTb4b4b4) Te6edf3addTb4b4b4(Te6edf3CompassWarningTb4b4b4.Te6edf3NO_MAGNETOMETERTb4b4b4)

Tff7b72if Tb4b4b4(Tff7b72!Te6edf3locationStateTb4b4b4.Te6edf3permissionGrantedTb4b4b4) Tb4b4b4{

Te6edf3addTb4b4b4(Te6edf3CompassWarningTb4b4b4.Te6edf3NO_LOCATION_PERMISSIONTb4b4b4)

Tb4b4b4} Tff7b72else Tff7b72if Tb4b4b4(Tff7b72!Te6edf3locationStateTb4b4b4.Te6edf3providerEnabledTb4b4b4) Tb4b4b4{

Te6edf3addTb4b4b4(Te6edf3CompassWarningTb4b4b4.Te6edf3LOCATION_DISABLEDTb4b4b4)

Tb4b4b4} Tff7b72else Tff7b72if Tb4b4b4(Tff7b72!Te6edf3locationStateTb4b4b4.Te6edf3hasFixTb4b4b4) Tb4b4b4{

Te6edf3addTb4b4b4(Te6edf3CompassWarningTb4b4b4.Te6edf3NO_LOCATION_FIXTb4b4b4)

Tb4b4b4}

Tb4b4b4}

Tff7b72private Tff7b72fun Td2a8ffcalculateBearingTb4b4b4(Te6edf3locationStateTb4b4b4: Te6edf3PhoneLocationStateTb4b4b4, Te6edf3targetTb4b4b4: Te6edf3PairTff7b72<Tffa657DoubleTb4b4b4, Tffa657DoubleTff7b72>Tff7b72?Tb4b4b4)Tb4b4b4: Tffa657Float? Tff7b72=

Tff7b72if Tb4b4b4(Te6edf3canUseLocationTb4b4b4(Te6edf3locationStateTb4b4b4, Te6edf3targetTb4b4b4)Tb4b4b4) Tb4b4b4{

Tff7b72val Te6edf3location Tff7b72= Te6edf3locationStateTb4b4b4.Te6edf3location Tff7b72?: Tff7b72return Tff7b72null

Tff7b72val Te6edf3activeTarget Tff7b72= Te6edf3target Tff7b72?: Tff7b72return Tff7b72null

Te6edf3bearingTb4b4b4(Te6edf3locationTb4b4b4.Te6edf3latitudeTb4b4b4, Te6edf3locationTb4b4b4.Te6edf3longitudeTb4b4b4, Te6edf3activeTargetTb4b4b4.Te6edf3firstTb4b4b4, Te6edf3activeTargetTb4b4b4.Te6edf3secondTb4b4b4)Tb4b4b4.Te6edf3toFloatTb4b4b4(Tb4b4b4)

Tb4b4b4} Tff7b72else Tb4b4b4{

Tff7b72null

Tb4b4b4}

Tff7b72private Tff7b72fun Td2a8ffcalculateDistanceMetersTb4b4b4(Te6edf3locationStateTb4b4b4: Te6edf3PhoneLocationStateTb4b4b4, Te6edf3targetTb4b4b4: Te6edf3PairTff7b72<Tffa657DoubleTb4b4b4, Tffa657DoubleTff7b72>Tff7b72?Tb4b4b4)Tb4b4b4: Tffa657Int? Tff7b72=

Tff7b72if Tb4b4b4(Te6edf3canUseLocationTb4b4b4(Te6edf3locationStateTb4b4b4, Te6edf3targetTb4b4b4)Tb4b4b4) Tb4b4b4{

Tff7b72val Te6edf3location Tff7b72= Te6edf3locationStateTb4b4b4.Te6edf3location Tff7b72?: Tff7b72return Tff7b72null

Tff7b72val Te6edf3activeTarget Tff7b72= Te6edf3target Tff7b72?: Tff7b72return Tff7b72null

Te6edf3latLongToMeterTb4b4b4(Te6edf3locationTb4b4b4.Te6edf3latitudeTb4b4b4, Te6edf3locationTb4b4b4.Te6edf3longitudeTb4b4b4, Te6edf3activeTargetTb4b4b4.Te6edf3firstTb4b4b4, Te6edf3activeTargetTb4b4b4.Te6edf3secondTb4b4b4)Tb4b4b4.Te6edf3toIntTb4b4b4(Tb4b4b4)

Tb4b4b4} Tff7b72else Tb4b4b4{

Tff7b72null

Tb4b4b4}

Tff7b72private Tff7b72fun Td2a8ffcanUseLocationTb4b4b4(Te6edf3locationStateTb4b4b4: Te6edf3PhoneLocationStateTb4b4b4, Te6edf3targetTb4b4b4: Te6edf3PairTff7b72<Tffa657DoubleTb4b4b4, Tffa657DoubleTff7b72>Tff7b72?Tb4b4b4)Tb4b4b4: Tffa657Boolean Tff7b72=

Te6edf3target Tff7b72!Tff7b72= Tff7b72null Tff7b72&Tff7b72&

Te6edf3locationStateTb4b4b4.Te6edf3permissionGranted Tff7b72&Tff7b72&

Te6edf3locationStateTb4b4b4.Te6edf3providerEnabled Tff7b72&Tff7b72&

Te6edf3locationStateTb4b4b4.Te6edf3location Tff7b72!Tff7b72= Tff7b72null

Tff7b72private Tff7b72fun Td2a8ffisAlignedTb4b4b4(Te6edf3headingTb4b4b4: Tffa657Float?Tb4b4b4, Te6edf3bearingDegreesTb4b4b4: Tffa657Float?Tb4b4b4)Tb4b4b4: Tffa657Boolean Tb4b4b4{

Tff7b72if Tb4b4b4(Te6edf3heading Tff7b72=Tff7b72= Tff7b72null Tff7b72|Tff7b72| Te6edf3bearingDegrees Tff7b72=Tff7b72= Tff7b72nullTb4b4b4) Tff7b72return Tff7b72false

Tff7b72return Te6edf3angularDifferenceTb4b4b4(Te6edf3headingTb4b4b4, Te6edf3bearingDegreesTb4b4b4) Tff7b72<Tff7b72= Te6edf3ALIGNMENT_TOLERANCE_DEGREES

Tb4b4b4}

Tff7b72private Tff7b72fun Td2a8ffangularDifferenceTb4b4b4(Te6edf3headingTb4b4b4: Tffa657FloatTb4b4b4, Te6edf3targetTb4b4b4: Tffa657FloatTb4b4b4)Tb4b4b4: Tffa657Float Tb4b4b4{

Tff7b72val Te6edf3diff Tff7b72= Te6edf3absTb4b4b4(Te6edf3heading Tff7b72- Te6edf3targetTb4b4b4) Tff7b72% Te6edf3FULL_CIRCLE_DEGREES

Tff7b72return Te6edf3minTb4b4b4(Te6edf3diffTb4b4b4, Te6edf3FULL_CIRCLE_DEGREES Tff7b72- Te6edf3diffTb4b4b4)

Tb4b4b4}

Tf0883e@SuppressTb4b4b4(Ta5d6ff"Ta5d6ffReturnCountTa5d6ff"Tb4b4b4)

Tff7b72private Tff7b72fun Td2a8ffapplyTrueNorthCorrectionTb4b4b4(Te6edf3headingTb4b4b4: Tffa657Float?Tb4b4b4, Te6edf3locationStateTb4b4b4: Te6edf3PhoneLocationStateTb4b4b4)Tb4b4b4: Tffa657Float? Tb4b4b4{

Tff7b72val Te6edf3loc Tff7b72= Te6edf3locationStateTb4b4b4.Te6edf3location Tff7b72?: Tff7b72return Te6edf3heading

Tff7b72val Te6edf3baseHeading Tff7b72= Te6edf3heading Tff7b72?: Tff7b72return Tff7b72null

Tff7b72val Te6edf3declination Tff7b72= Te6edf3magneticFieldProviderTb4b4b4.Te6edf3getDeclinationTb4b4b4(Te6edf3locTb4b4b4.Te6edf3latitudeTb4b4b4, Te6edf3locTb4b4b4.Te6edf3longitudeTb4b4b4, Te6edf3locTb4b4b4.Te6edf3altitudeTb4b4b4, Te6edf3nowMillisTb4b4b4)

Tff7b72return Tb4b4b4(Te6edf3baseHeading Tff7b72+ Te6edf3declination Tff7b72+ Te6edf3FULL_CIRCLE_DEGREESTb4b4b4) Tff7b72% Te6edf3FULL_CIRCLE_DEGREES

Tb4b4b4}

Tff7b72private Tff7b72fun Td2a8ffformatElapsedTb4b4b4(Te6edf3timestampSecTb4b4b4: Tffa657LongTb4b4b4)Tb4b4b4: Tffa657String Tb4b4b4{

Tff7b72val Te6edf3nowSec Tff7b72= Te6edf3nowSeconds

Tff7b72val Te6edf3diff Tff7b72= Te6edf3maxOfTb4b4b4(T79c0ff0Tb4b4b4, Te6edf3nowSec Tff7b72- Te6edf3timestampSecTb4b4b4)

Tff7b72val Te6edf3hours Tff7b72= Te6edf3diff Tff7b72/ Te6edf3SECONDS_PER_HOUR

Tff7b72val Te6edf3minutes Tff7b72= Tb4b4b4(Te6edf3diff Tff7b72% Te6edf3SECONDS_PER_HOURTb4b4b4) Tff7b72/ Te6edf3SECONDS_PER_MINUTE

Tff7b72val Te6edf3seconds Tff7b72= Te6edf3diff Tff7b72% Te6edf3SECONDS_PER_MINUTE

T8b949e// Show a short elapsed string to match iOS behavior and avoid locale/format churn

Tff7b72return Ta5d6ff"Tffd700${Te6edf3hoursTffd700}Ta5d6ffh Tffd700${Te6edf3minutesTffd700}Ta5d6ffm Tffd700${Te6edf3secondsTffd700}Ta5d6ffs agoTa5d6ff"

Tb4b4b4}

Tf0883e@SuppressTb4b4b4(Ta5d6ff"Ta5d6ffReturnCountTa5d6ff"Tb4b4b4)

Tff7b72private Tff7b72fun Td2a8ffcalculatePositionalAccuracyMetersTb4b4b4(Tb4b4b4)Tb4b4b4: Tffa657Float? Tb4b4b4{

Tff7b72val Te6edf3position Tff7b72= Te6edf3targetPositionProto Tff7b72?: Tff7b72return Tff7b72null

Tff7b72val Te6edf3positionTime Tff7b72= Te6edf3targetPositionTimeSec

Tff7b72if Tb4b4b4(Te6edf3positionTime Tff7b72=Tff7b72= Tff7b72null Tff7b72|Tff7b72| Te6edf3positionTime Tff7b72<Tff7b72= T79c0ff0Tb4b4b4) Tff7b72return Tff7b72null

Tff7b72val Te6edf3gpsAccuracyMm Tff7b72= Te6edf3positionTb4b4b4.Te6edf3gps_accuracyTb4b4b4.Te6edf3toFloatTb4b4b4(Tb4b4b4)

Tff7b72val Te6edf3pdop Tff7b72= Te6edf3positionTb4b4b4.Te6edf3PDOP

Tff7b72val Te6edf3hdop Tff7b72= Te6edf3positionTb4b4b4.Te6edf3HDOP

Tff7b72val Te6edf3vdop Tff7b72= Te6edf3positionTb4b4b4.Te6edf3VDOP

Tff7b72val Te6edf3dopTb4b4b4: Tffa657Float? Tff7b72=

Tff7b72when Tb4b4b4{

Te6edf3pdop Tff7b72> T79c0ff0 Tff7b72-Tff7b72> Te6edf3pdop Tff7b72/ Te6edf3HUNDRED

Te6edf3hdop Tff7b72> T79c0ff0 Tff7b72&Tff7b72& Te6edf3vdop Tff7b72> T79c0ff0 Tff7b72-Tff7b72>

Te6edf3sqrtTb4b4b4(Tb4b4b4(Te6edf3hdop Tff7b72/ Te6edf3HUNDREDTb4b4b4)Tb4b4b4.Te6edf3toDoubleTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3powTb4b4b4(T79c0ff2.0Tb4b4b4) Tff7b72+ Tb4b4b4(Te6edf3vdop Tff7b72/ Te6edf3HUNDREDTb4b4b4)Tb4b4b4.Te6edf3toDoubleTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3powTb4b4b4(T79c0ff2.0Tb4b4b4)Tb4b4b4)Tb4b4b4.Te6edf3toFloatTb4b4b4(Tb4b4b4)

Te6edf3hdop Tff7b72> T79c0ff0 Tff7b72-Tff7b72> Te6edf3hdop Tff7b72/ Te6edf3HUNDRED

Tff7b72else Tff7b72-Tff7b72> Tff7b72null

Tb4b4b4}

Tff7b72if Tb4b4b4(Te6edf3gpsAccuracyMm Tff7b72> T79c0ff0f Tff7b72&Tff7b72& Te6edf3dop Tff7b72!Tff7b72= Tff7b72nullTb4b4b4) Tb4b4b4{

Tff7b72return Tb4b4b4(Te6edf3gpsAccuracyMm Tff7b72/ Te6edf3MILLIMETERS_PER_METERTb4b4b4) Tff7b72* Te6edf3dop

Tb4b4b4}

T8b949e// Fallback: infer radius from precision bits if provided

Tff7b72val Te6edf3precisionBits Tff7b72= Te6edf3positionTb4b4b4.Te6edf3precision_bits

Tff7b72if Tb4b4b4(Te6edf3precisionBits Tff7b72> T79c0ff0Tb4b4b4) Tb4b4b4{

Tff7b72return Te6edf3precisionBitsToMetersTb4b4b4(Te6edf3precisionBitsTb4b4b4)Tb4b4b4.Te6edf3toFloatTb4b4b4(Tb4b4b4)

Tb4b4b4}

Tff7b72return Tff7b72null

Tb4b4b4}

Tf0883e@SuppressTb4b4b4(Ta5d6ff"Ta5d6ffReturnCountTa5d6ff"Tb4b4b4)

Tff7b72private Tff7b72fun Td2a8ffcalculateAngularErrorTb4b4b4(Te6edf3positionalAccuracyMetersTb4b4b4: Tffa657Float?Tb4b4b4, Te6edf3distanceMetersTb4b4b4: Tffa657Int?Tb4b4b4)Tb4b4b4: Tffa657Float? Tb4b4b4{

Tff7b72val Te6edf3distance Tff7b72= Te6edf3distanceMeters Tff7b72?: Tff7b72return Tff7b72null

Tff7b72val Te6edf3accuracy Tff7b72= Te6edf3positionalAccuracyMeters Tff7b72?: Tff7b72return Tff7b72null

Tff7b72if Tb4b4b4(Te6edf3distance Tff7b72<Tff7b72= T79c0ff0Tb4b4b4) Tff7b72return Te6edf3FULL_CIRCLE_DEGREES Tff7b72/ T79c0ff2

Tff7b72val Te6edf3radians Tff7b72= Te6edf3atan2Tb4b4b4(Te6edf3accuracyTb4b4b4.Te6edf3toDoubleTb4b4b4(Tb4b4b4)Tb4b4b4, Te6edf3distanceTb4b4b4.Te6edf3toDoubleTb4b4b4(Tb4b4b4)Tb4b4b4)

Tff7b72return Te6edf3radiansToDegreesTb4b4b4(Te6edf3radiansTb4b4b4)Tb4b4b4.Te6edf3toFloatTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3coerceInTb4b4b4(T79c0ff0fTb4b4b4, Te6edf3FULL_CIRCLE_DEGREES Tff7b72/ T79c0ff2Tb4b4b4)

Tb4b4b4}

Tff7b72private Tff7b72fun Td2a8ffradiansToDegreesTb4b4b4(Te6edf3radiansTb4b4b4: Tffa657DoubleTb4b4b4)Tb4b4b4: Tffa657Double Tff7b72= Te6edf3radians Tff7b72* T79c0ff1T79c0ff8T79c0ff0.0 Tff7b72/ Te6edf3kotlinTb4b4b4.Te6edf3mathTb4b4b4.Te6edf3PI

Tb4b4b4}