Node / meshtastic / Meshtastic-Android / files / androidApp / src / google / kotlin / org / meshtastic / app / map / LocationHandler.kt

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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.app.map

Tff7b72import T7ee787android.Manifest

Tff7b72import T7ee787android.app.Activity

Tff7b72import T7ee787android.content.ActivityNotFoundException

Tff7b72import T7ee787android.content.pm.PackageManager

Tff7b72import T7ee787androidx.activity.compose.rememberLauncherForActivityResult

Tff7b72import T7ee787androidx.activity.result.IntentSenderRequest

Tff7b72import T7ee787androidx.activity.result.contract.ActivityResultContracts

Tff7b72import T7ee787androidx.compose.runtime.Composable

Tff7b72import T7ee787androidx.compose.runtime.LaunchedEffect

Tff7b72import T7ee787androidx.compose.runtime.getValue

Tff7b72import T7ee787androidx.compose.runtime.mutableStateOf

Tff7b72import T7ee787androidx.compose.runtime.remember

Tff7b72import T7ee787androidx.compose.runtime.setValue

Tff7b72import T7ee787androidx.compose.ui.platform.LocalContext

Tff7b72import T7ee787androidx.core.content.ContextCompat

Tff7b72import T7ee787co.touchlab.kermit.Logger

Tff7b72import T7ee787com.google.android.gms.common.api.ResolvableApiException

Tff7b72import T7ee787com.google.android.gms.location.LocationRequest

Tff7b72import T7ee787com.google.android.gms.location.LocationServices

Tff7b72import T7ee787com.google.android.gms.location.LocationSettingsRequest

Tff7b72import T7ee787com.google.android.gms.location.Priority

Tff7b72private Tff7b72const Tff7b72val Te6edf3INTERVAL_MILLIS Tff7b72= T79c0ff1T79c0ff0T79c0ff0T79c0ff0T79c0ff0L

Tf0883e@SuppressTb4b4b4(Ta5d6ff"Ta5d6ffLongMethodTa5d6ff"Tb4b4b4)

Tf0883e@Composable

Tff7b72fun Td2a8ffLocationPermissionsHandlerTb4b4b4(Te6edf3onPermissionResultTb4b4b4: Tb4b4b4(Tffa657BooleanTb4b4b4) Tff7b72-Tff7b72> Tffa657UnitTb4b4b4) Tb4b4b4{

Tff7b72val Te6edf3context Tff7b72= Te6edf3LocalContextTb4b4b4.Te6edf3current

Tff7b72var Te6edf3localHasPermission Tff7b72by Te6edf3remember Tb4b4b4{

Te6edf3mutableStateOfTb4b4b4(

Te6edf3ContextCompatTb4b4b4.Te6edf3checkSelfPermissionTb4b4b4(Te6edf3contextTb4b4b4, Te6edf3ManifestTb4b4b4.Te6edf3permissionTb4b4b4.Te6edf3ACCESS_FINE_LOCATIONTb4b4b4) Tff7b72=Tff7b72=

Te6edf3PackageManagerTb4b4b4.Te6edf3PERMISSION_GRANTEDTb4b4b4,

Tb4b4b4)

Tb4b4b4}

Tff7b72val Te6edf3requestLocationPermissionLauncher Tff7b72=

Te6edf3rememberLauncherForActivityResultTb4b4b4(Te6edf3contract Tff7b72= Te6edf3ActivityResultContractsTb4b4b4.Te6edf3RequestPermissionTb4b4b4(Tb4b4b4)Tb4b4b4) Tb4b4b4{ Te6edf3isGranted Tff7b72-Tff7b72>

Te6edf3localHasPermission Tff7b72= Te6edf3isGranted

T8b949e// Defer to the LaunchedEffect(localHasPermission) to check settings before confirming via

T8b949e// onPermissionResult

T8b949e// if permission is granted. If not granted, immediately report false.

Tff7b72if Tb4b4b4(Tff7b72!Te6edf3isGrantedTb4b4b4) Tb4b4b4{

Te6edf3onPermissionResultTb4b4b4(Tff7b72falseTb4b4b4)

Tb4b4b4}

Tb4b4b4}

Tff7b72val Te6edf3locationSettingsLauncher Tff7b72=

Te6edf3rememberLauncherForActivityResultTb4b4b4(Te6edf3contract Tff7b72= Te6edf3ActivityResultContractsTb4b4b4.Te6edf3StartIntentSenderForResultTb4b4b4(Tb4b4b4)Tb4b4b4) Tb4b4b4{ Te6edf3result Tff7b72-Tff7b72>

Tff7b72if Tb4b4b4(Te6edf3resultTb4b4b4.Te6edf3resultCode Tff7b72=Tff7b72= Te6edf3ActivityTb4b4b4.Te6edf3RESULT_OKTb4b4b4) Tb4b4b4{

Te6edf3LoggerTb4b4b4.Te6edf3d Tb4b4b4{ Ta5d6ff"Ta5d6ffLocation settings changed by user.Ta5d6ff" Tb4b4b4}

T8b949e// User has enabled location services or improved accuracy.

Te6edf3onPermissionResultTb4b4b4(Tff7b72trueTb4b4b4) T8b949e// Settings are now adequate, and permission was already granted.

Tb4b4b4} Tff7b72else Tb4b4b4{

Te6edf3LoggerTb4b4b4.Te6edf3d Tb4b4b4{ Ta5d6ff"Ta5d6ffLocation settings change cancelled by user.Ta5d6ff" Tb4b4b4}

T8b949e// User chose not to change settings. The permission itself is still granted,

T8b949e// but the experience might be degraded. For the purpose of enabling map features,

T8b949e// we consider this as success if the core permission is there.

T8b949e// If stricter handling is needed (e.g., block feature if settings not optimal),

T8b949e// this logic might change.

Te6edf3onPermissionResultTb4b4b4(Te6edf3localHasPermissionTb4b4b4)

Tb4b4b4}

Tb4b4b4}

Te6edf3LaunchedEffectTb4b4b4(Tffa657UnitTb4b4b4) Tb4b4b4{

T8b949e// Initial permission check

Tff7b72when Tb4b4b4(Te6edf3ContextCompatTb4b4b4.Te6edf3checkSelfPermissionTb4b4b4(Te6edf3contextTb4b4b4, Te6edf3ManifestTb4b4b4.Te6edf3permissionTb4b4b4.Te6edf3ACCESS_FINE_LOCATIONTb4b4b4)Tb4b4b4) Tb4b4b4{

Te6edf3PackageManagerTb4b4b4.Te6edf3PERMISSION_GRANTED Tff7b72-Tff7b72> Tb4b4b4{

Tff7b72if Tb4b4b4(Tff7b72!Te6edf3localHasPermissionTb4b4b4) Tb4b4b4{

Te6edf3localHasPermission Tff7b72= Tff7b72true

Tb4b4b4}

T8b949e// If permission is already granted, proceed to check location settings.

T8b949e// The LaunchedEffect(localHasPermission) will handle this.

T8b949e// No need to call onPermissionResult(true) here yet, let settings check complete.

Tb4b4b4}

Tff7b72else Tff7b72-Tff7b72> Tb4b4b4{

T8b949e// Request permission if not granted. The launcher's callback will update localHasPermission.

Te6edf3requestLocationPermissionLauncherTb4b4b4.Te6edf3launchTb4b4b4(Te6edf3ManifestTb4b4b4.Te6edf3permissionTb4b4b4.Te6edf3ACCESS_FINE_LOCATIONTb4b4b4)

Tb4b4b4}

Tb4b4b4}

Tb4b4b4}

Te6edf3LaunchedEffectTb4b4b4(Te6edf3localHasPermissionTb4b4b4) Tb4b4b4{

T8b949e// Handles logic after permission status is known/updated

Tff7b72if Tb4b4b4(Te6edf3localHasPermissionTb4b4b4) Tb4b4b4{

T8b949e// Permission is granted, now check location settings

Tff7b72val Te6edf3locationRequest Tff7b72= Te6edf3LocationRequestTb4b4b4.Te6edf3BuilderTb4b4b4(Te6edf3PriorityTb4b4b4.Te6edf3PRIORITY_HIGH_ACCURACYTb4b4b4, Te6edf3INTERVAL_MILLISTb4b4b4)Tb4b4b4.Te6edf3buildTb4b4b4(Tb4b4b4)

Tff7b72val Te6edf3builder Tff7b72= Te6edf3LocationSettingsRequestTb4b4b4.Te6edf3BuilderTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3addLocationRequestTb4b4b4(Te6edf3locationRequestTb4b4b4)

Tff7b72val Te6edf3client Tff7b72= Te6edf3LocationServicesTb4b4b4.Te6edf3getSettingsClientTb4b4b4(Te6edf3contextTb4b4b4)

Tff7b72val Te6edf3task Tff7b72= Te6edf3clientTb4b4b4.Te6edf3checkLocationSettingsTb4b4b4(Te6edf3builderTb4b4b4.Te6edf3buildTb4b4b4(Tb4b4b4)Tb4b4b4)

Te6edf3taskTb4b4b4.Te6edf3addOnSuccessListener Tb4b4b4{

Te6edf3LoggerTb4b4b4.Te6edf3d Tb4b4b4{ Ta5d6ff"Ta5d6ffLocation settings are satisfied.Ta5d6ff" Tb4b4b4}

Te6edf3onPermissionResultTb4b4b4(Tff7b72trueTb4b4b4) T8b949e// Permission granted and settings are good

Tb4b4b4}

Te6edf3taskTb4b4b4.Te6edf3addOnFailureListener Tb4b4b4{ Te6edf3exception Tff7b72-Tff7b72>

Tff7b72if Tb4b4b4(Te6edf3exception Tff7b72is Te6edf3ResolvableApiExceptionTb4b4b4) Tb4b4b4{

Tff7b72try Tb4b4b4{

Tff7b72val Te6edf3intentSenderRequest Tff7b72= Te6edf3IntentSenderRequestTb4b4b4.Te6edf3BuilderTb4b4b4(Te6edf3exceptionTb4b4b4.Te6edf3resolutionTb4b4b4)Tb4b4b4.Te6edf3buildTb4b4b4(Tb4b4b4)

Te6edf3locationSettingsLauncherTb4b4b4.Te6edf3launchTb4b4b4(Te6edf3intentSenderRequestTb4b4b4)

T8b949e// Result of this launch will be handled by locationSettingsLauncher's callback

Tb4b4b4} Tff7b72catch Tb4b4b4(Te6edf3sendExTb4b4b4: Te6edf3ActivityNotFoundExceptionTb4b4b4) Tb4b4b4{

Te6edf3LoggerTb4b4b4.Te6edf3d Tb4b4b4{ Ta5d6ff"Ta5d6ffError launching location settings resolution Tffd700${Te6edf3sendExTb4b4b4.Te6edf3messageTffd700}Ta5d6ff.Ta5d6ff" Tb4b4b4}

Te6edf3onPermissionResultTb4b4b4(Tff7b72trueTb4b4b4) T8b949e// Permission is granted, but settings dialog failed. Proceed.

Tb4b4b4}

Tb4b4b4} Tff7b72else Tb4b4b4{

Te6edf3LoggerTb4b4b4.Te6edf3d Tb4b4b4{ Ta5d6ff"Ta5d6ffLocation settings are not satisfiable.Tffd700${Te6edf3exceptionTb4b4b4.Te6edf3messageTffd700}Ta5d6ff" Tb4b4b4}

Te6edf3onPermissionResultTb4b4b4(Tff7b72trueTb4b4b4) T8b949e// Permission is granted, but settings not ideal. Proceed.

Tb4b4b4}

Tb4b4b4}

Tb4b4b4} Tff7b72else Tb4b4b4{

T8b949e// If permission is not granted, report false.

T8b949e// This case is primarily handled by the requestLocationPermissionLauncher's callback

T8b949e// if the initial state was denied, or if user denies it.

Te6edf3onPermissionResultTb4b4b4(Tff7b72falseTb4b4b4)

Tb4b4b4}

Tb4b4b4}

Tb4b4b4}