ExitNumber, Flow

common/car/src/main/java/com/kouros/navigation/car/DeviceLocationManager.kt

@@ -3,6 +3,7 @@ package com.kouros.navigation.car
 import android.annotation.SuppressLint
 import android.content.Context
 import android.location.Location
+import android.location.LocationListener
 import android.location.LocationManager
 import androidx.car.app.CarContext
 import androidx.core.location.LocationListenerCompat
@@ -10,7 +11,9 @@ import androidx.lifecycle.Lifecycle
 import androidx.lifecycle.LifecycleOwner
 import androidx.lifecycle.lifecycleScope
 import androidx.lifecycle.repeatOnLifecycle
+import kotlinx.coroutines.channels.awaitClose
 import kotlinx.coroutines.flow.Flow
+import kotlinx.coroutines.flow.callbackFlow
 import kotlinx.coroutines.flow.collectLatest
 import kotlinx.coroutines.launch
 
@@ -59,6 +62,26 @@ class DeviceLocationManager(
         }
     }
 
+    /**
+     * Provides a flow of location updates from device GPS.
+     *
+     * deviceLocationManager.locationFlow().asLiveData().observe(this, ::updateLocation2)
+     *
+     * @return Flow emitting location updates
+     */
+    @SuppressLint("MissingPermission")
+    fun locationFlow(): Flow<Location> = callbackFlow {
+         val listener = LocationListener { location ->
+             if (shouldUseDeviceLocation && isListening) {
+                 trySend(location) // Emit the location update to the flow
+             }
+        }
+        locationManager.requestLocationUpdates(LocationManager.GPS_PROVIDER, 1000L, 5f, listener)
+        awaitClose {
+            locationManager.removeUpdates(listener) // Unregister listener on cancellation
+        }
+    }
+
     /**
      * Starts requesting location updates from device GPS.
      * Provides initial location via callback and then starts continuous updates.

common/car/src/main/java/com/kouros/navigation/car/screen/NavigationScreen.kt

@@ -4,7 +4,6 @@ import android.os.CountDownTimer
 import android.os.Handler
 import android.util.Log
 import androidx.car.app.CarContext
-import androidx.car.app.CarToast
 import androidx.car.app.Screen
 import androidx.car.app.model.Action
 import androidx.car.app.model.Action.FLAG_IS_PERSISTENT
@@ -21,7 +20,6 @@ import androidx.car.app.navigation.model.Destination
 import androidx.car.app.navigation.model.MapWithContentTemplate
 import androidx.car.app.navigation.model.MessageInfo
 import androidx.car.app.navigation.model.NavigationTemplate
-import androidx.car.app.navigation.model.PanModeListener
 import androidx.car.app.navigation.model.RoutingInfo
 import androidx.car.app.navigation.model.Step
 import androidx.car.app.navigation.model.TravelEstimate
@@ -100,6 +98,7 @@ open class NavigationScreen(
 
         repository.tripSuggestionFlow.asLiveData().observe(this, Observer {
             navigationViewModel.recentPlaces.observe(this, observerRecentPlaces)
+            //navigationViewModel.recentPlacesFlow(carContext, surfaceRenderer.lastLocation ).asLiveData().observe(this, ::test)
             tripSuggestion = it
         })
         repository.alternativeRoutesFlow.asLiveData().observe(this, Observer {