feat: ETA

app/src/main/java/eu/ztsh/garmin/Garmin.kt

@@ -6,6 +6,7 @@ import android.bluetooth.BluetoothDevice
 import android.bluetooth.BluetoothSocket
 import android.util.Log
 import com.mapbox.navigation.tripdata.maneuver.model.Maneuver
+import com.mapbox.navigation.tripdata.progress.model.TripProgressUpdateValue
 import eu.ztsh.garmin.data.Arrows
 import eu.ztsh.garmin.data.DataCache
 import eu.ztsh.garmin.data.GarminMapper
@@ -25,9 +26,11 @@ class Garmin(
 
     private lateinit var connection: ConnectThread
     private lateinit var maneuvers: ManeuverProcessingThread
+    private lateinit var trips: TripProgressProcessingThread
     private val cache = DataCache()
 
     private val maneuversPool = Executors.newFixedThreadPool(4)
+    private val tripPool = Executors.newFixedThreadPool(4)
 
     fun start() {
         connection = ConnectThread()
@@ -35,6 +38,9 @@ class Garmin(
 
         maneuvers = ManeuverProcessingThread()
         maneuvers.start()
+
+        trips = TripProgressProcessingThread()
+        trips.start()
     }
 
     fun close() {
@@ -43,13 +49,42 @@ class Garmin(
         maneuvers.interrupt()
         maneuvers.join(0)
 
+        trips.interrupt()
+        trips.join(0)
+
         maneuversPool.shutdown()
+        tripPool.shutdown()
     }
 
     fun process(maneuver: Maneuver) {
         maneuversPool.submit{maneuvers.enqueue(maneuver)}
     }
 
+    fun process(tripProgressUpdateValue: TripProgressUpdateValue) {
+        maneuversPool.submit{trips.enqueue(tripProgressUpdateValue)}
+    }
+
+    private inner class TripProgressProcessingThread : ProcessingThread<TripProgressUpdateValue>() {
+
+        override fun mapAndSend(maybeItem: TripProgressUpdateValue?): TripProgressUpdateValue? {
+            if (maybeItem != null) {
+                // it is much simplier to parse and compare model object
+                val value = MapboxMapper.asEta(maybeItem)
+                if (cache.hasChanged(value)) {
+                    // TODO: traffic
+                    send(GarminMapper.setTime(value.hours, value.minutes))
+                    cache.update(value)
+                }
+            }
+            return null
+        }
+
+        override fun updateCache(item: TripProgressUpdateValue) {
+            // won't be used
+        }
+
+    }
+
     private inner class ManeuverProcessingThread : ProcessingThread<Maneuver>() {
 
         override fun mapAndSend(maybeItem: Maneuver?): Maneuver? {

app/src/main/java/eu/ztsh/garmin/data/DataCache.kt

@@ -12,6 +12,7 @@ class DataCache {
     private var maneuverCache: Maneuver? = null
     private var locationCache: LocationMatcherResult? = null
     private var session: NavigationSessionState? = null
+    private var eta: Arrival? = null
 
     // maneuver
     fun hasChanged(guidance: Lane?): Boolean {
@@ -30,6 +31,15 @@ class DataCache {
         maneuverCache = maneuver
     }
 
+    // eta
+    fun hasChanged(eta: Arrival): Boolean {
+        return this.eta.let { it == null || it != eta }
+    }
+
+    fun update(eta: Arrival) {
+        this.eta = eta
+    }
+
     // location
     fun hasChanged(locationMatcherResult: LocationMatcherResult): Boolean {
         return locationCache == null || locationCache!! != locationMatcherResult

app/src/main/java/eu/ztsh/garmin/data/MapboxMapper.kt

@@ -2,6 +2,7 @@ package eu.ztsh.garmin.data
 
 import com.mapbox.navigation.tripdata.maneuver.model.Maneuver
 import com.mapbox.navigation.core.trip.session.LocationMatcherResult
+import com.mapbox.navigation.tripdata.progress.model.TripProgressUpdateValue
 
 class MapboxMapper {
 
@@ -111,6 +112,13 @@ class MapboxMapper {
 
         }
 
+        fun asEta(trip: TripProgressUpdateValue): Arrival {
+            val eta = trip.formatter
+                .getEstimatedTimeToArrival(trip.estimatedTimeToArrival)
+                .toString().split(":")
+            return Arrival(eta[0].toInt(), eta[1].toInt())
+        }
+
     }
 
 }

app/src/main/java/eu/ztsh/garmin/data/Model.kt

@@ -101,7 +101,24 @@ class Distance(val distance: Double, val unit: Unit) {
 
 class Speed(val speed: Int, val limit: Int)
 
-class Arrival(val hours: Int, val minutes: Int)
+class Arrival(val hours: Int, val minutes: Int) {
+
+    override fun equals(other: Any?): Boolean {
+        if (this === other) return true
+        if (javaClass != other?.javaClass) return false
+
+        other as Arrival
+
+        if (hours != other.hours) return false
+        if (minutes != other.minutes) return false
+
+        return true
+    }
+
+    override fun hashCode(): Int {
+        return 61 * hours + minutes
+    }
+}
 
 class Direction(
     var angle: OutAngle = OutAngle.AsDirection,

app/src/main/java/eu/ztsh/garmin/mapbox/RouteControl.kt

@@ -91,7 +91,7 @@ class RouteControl(private val mapControl: MapControl, ui: UI, private val conte
                     PercentDistanceTraveledFormatter()
                 )
                 .estimatedTimeToArrivalFormatter(
-                    EstimatedTimeToArrivalFormatter(context, TimeFormat.NONE_SPECIFIED)
+                    EstimatedTimeToArrivalFormatter(context, TimeFormat.TWENTY_FOUR_HOURS)
                 )
                 .build()
         )
@@ -172,10 +172,11 @@ class RouteControl(private val mapControl: MapControl, ui: UI, private val conte
             }
         )
 
-        // update bottom trip progress summary
+        // update bottom trip progress summary and send to HUD
-        mapControl.ui.tripProgressView.render(
+        tripProgressApi.getTripProgress(routeProgress).let {
-            tripProgressApi.getTripProgress(routeProgress)
+            mapControl.ui.tripProgressView.render(it)
-        )
+            Garmin.instance.process(it)
+        }
     }
 
     /**