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// implementation("com.google.android.gms:play-services-location:21.3.0") | |
@Composable | |
fun getPermissionsLauncher(context: Context): ManagedActivityResultLauncher<Array<String>, Map<String, Boolean>> { | |
val permissionLauncher = | |
rememberLauncherForActivityResult(contract = ActivityResultContracts.RequestMultiplePermissions()) | |
{ | |
val fineLocationGranted = it[Manifest.permission.ACCESS_FINE_LOCATION] ?: false | |
val courseLocationGranted = | |
it[Manifest.permission.ACCESS_COARSE_LOCATION] ?: false | |
if (fineLocationGranted || courseLocationGranted) { | |
//start fetching coordinates | |
Toast.makeText(context, "Permissions granted", Toast.LENGTH_SHORT) | |
.show() | |
} else { | |
Toast.makeText(context, "Please grant location permission", Toast.LENGTH_SHORT) | |
.show() | |
} | |
} | |
return permissionLauncher | |
} | |
// Helper function to check permissions | |
fun hasLocationPermissions(context: Context): Boolean { | |
return ContextCompat.checkSelfPermission( | |
context, Manifest.permission.ACCESS_FINE_LOCATION | |
) == PackageManager.PERMISSION_GRANTED || ContextCompat.checkSelfPermission( | |
context, Manifest.permission.ACCESS_COARSE_LOCATION | |
) == PackageManager.PERMISSION_GRANTED | |
} | |
// Helper function to check if GPS is enabled | |
fun isGpsEnabled(context: Context): Boolean { | |
val locationManager = context.getSystemService(Context.LOCATION_SERVICE) as LocationManager | |
return locationManager.isProviderEnabled(LocationManager.GPS_PROVIDER) || locationManager.isProviderEnabled( | |
LocationManager.NETWORK_PROVIDER | |
) | |
} | |
// Helper function to fetch current location | |
@SuppressLint("MissingPermission") // Checked by calling function | |
fun fetchCurrentLocation( | |
context: Context, | |
fusedLocationClient: FusedLocationProviderClient, | |
onSuccess: (Double, Double) -> Unit, | |
onFailure: (String) -> Unit | |
) { | |
if (!isGpsEnabled(context)) { | |
onFailure("GPS is disabled.") | |
// Optionally prompt user to enable GPS here | |
context.startActivity(Intent(Settings.ACTION_LOCATION_SOURCE_SETTINGS)) | |
return | |
} | |
val cancellationTokenSource = CancellationTokenSource() | |
fusedLocationClient.getCurrentLocation( | |
Priority.PRIORITY_HIGH_ACCURACY, // Or PRIORITY_BALANCED_POWER_ACCURACY | |
cancellationTokenSource.token | |
).addOnSuccessListener { location -> | |
if (location != null) { | |
onSuccess(location.latitude, location.longitude) | |
} else { | |
onFailure("Unable to get current location (null).") | |
} | |
}.addOnFailureListener { exception -> | |
onFailure("Location fetch exception: ${exception.message}") | |
} | |
} | |
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