Release: v4.0.6

Fixes #1301.

.github/FUNDING.yml

@@ -2,4 +2,4 @@
 
 liberapay: OpenTracks
 github: [rgmf, pstorch, dennisguse]
-custom: [ https://liberapay.com/OpenTracks, https://play.google.com/store/apps/details?id=de.dennisguse.opentracks.playstore ]
+custom: https://play.google.com/store/apps/details?id=de.dennisguse.opentracks.playstore

README_TESTED_SENSORS.md

@@ -38,10 +38,6 @@ However, often only one value is provided.
 
 We only support _Instantaneous Power_.
 
-_WARNING_: we only support physically movements with valid GPS coordinates.
-Using a device indoors (no GPS available) will only show the current power values, but won't store anything.
-Also the distance is not computed.
-
 For cycling:
 * Assioma Duo Powermeter
 * Elite drivo II

build.gradle

@@ -6,7 +6,7 @@ buildscript {
         mavenCentral()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:7.2.1'
+        classpath 'com.android.tools.build:gradle:7.2.2'
     }
 }
 
@@ -59,8 +59,8 @@ android {
 
     defaultConfig {
         applicationId "de.dennisguse.opentracks"
-        versionCode 4981
-        versionName "v4.0.4"
+        versionCode 4993
+        versionName "v4.0.6"
 
         buildConfigField "String", "VERSION_NAME_FULL", "\"${getVersionName()}\""
 
@@ -100,6 +100,7 @@ android {
         releasePlayStore {
             applicationIdSuffix ".playstore"
             versionNameSuffix "-PlayStore"
+            signingConfig signingConfigs.debug
         }
     }
 

fastlane/metadata/android/en-US/changelogs/4986.txt

@@ -0,0 +1,8 @@
+v4.0.5: OpenTracks
+
+Changes:
+- PlayStore relase get's another logo
+
+Bugfix:
+- Interval list shows "-" if gain/loss is not present
+

fastlane/metadata/android/en-US/changelogs/4993.txt

@@ -0,0 +1,6 @@
+v4.0.6: OpenTracks
+
+Bugfix:
+- EGM2008 offset computed wrong for negative longitudes
+- PublicAPI crashed if OpenTracks was in background (API26+)
+

src/androidTest/java/de/dennisguse/opentracks/EspressoDeleteTrackTest.java

@@ -3,48 +3,25 @@ package de.dennisguse.opentracks;
 
 import static androidx.test.espresso.Espresso.onData;
 import static androidx.test.espresso.Espresso.onView;
-import static androidx.test.espresso.Espresso.pressBack;
 import static androidx.test.espresso.action.ViewActions.click;
 import static androidx.test.espresso.action.ViewActions.longClick;
-import static androidx.test.espresso.action.ViewActions.scrollTo;
-import static androidx.test.espresso.assertion.ViewAssertions.matches;
 import static androidx.test.espresso.matcher.ViewMatchers.isDisplayed;
 import static androidx.test.espresso.matcher.ViewMatchers.withContentDescription;
 import static androidx.test.espresso.matcher.ViewMatchers.withId;
 import static androidx.test.espresso.matcher.ViewMatchers.withText;
 import static org.hamcrest.Matchers.allOf;
 import static org.hamcrest.Matchers.anything;
-import static de.dennisguse.opentracks.util.EspressoUtils.childAtPosition;
 import static de.dennisguse.opentracks.util.EspressoUtils.waitFor;
-import static de.dennisguse.opentracks.util.EspressoUtils.withListSize;
 
-import android.app.ActivityManager;
-import android.app.Instrumentation;
-import android.content.Context;
-import android.view.View;
-import android.widget.ListView;
-
-import androidx.test.espresso.IdlingRegistry;
-import androidx.test.espresso.IdlingResource;
-import androidx.test.espresso.ViewInteraction;
-import androidx.test.espresso.assertion.ViewAssertions;
 import androidx.test.ext.junit.rules.ActivityScenarioRule;
 import androidx.test.ext.junit.runners.AndroidJUnit4;
 import androidx.test.filters.LargeTest;
-import androidx.test.platform.app.InstrumentationRegistry;
 import androidx.test.rule.GrantPermissionRule;
 
-import org.hamcrest.Description;
-import org.hamcrest.TypeSafeMatcher;
-import org.junit.After;
-import org.junit.Before;
-import org.junit.Ignore;
 import org.junit.Rule;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 
-import de.dennisguse.opentracks.services.TrackDeleteService;
-
 @LargeTest
 @RunWith(AndroidJUnit4.class)
 public class EspressoDeleteTrackTest {

src/androidTest/java/de/dennisguse/opentracks/EspressoUITest.java

@@ -4,7 +4,6 @@ import static androidx.test.espresso.Espresso.onData;
 import static androidx.test.espresso.Espresso.onView;
 import static androidx.test.espresso.action.ViewActions.click;
 import static androidx.test.espresso.action.ViewActions.longClick;
-import static androidx.test.espresso.action.ViewActions.scrollTo;
 import static androidx.test.espresso.assertion.ViewAssertions.matches;
 import static androidx.test.espresso.matcher.ViewMatchers.isClickable;
 import static androidx.test.espresso.matcher.ViewMatchers.isDisplayed;

src/androidTest/java/de/dennisguse/opentracks/chart/ChartValueSeriesTest.java

@@ -15,6 +15,10 @@
  */
 package de.dennisguse.opentracks.chart;
 
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertTrue;
+
 import androidx.annotation.NonNull;
 import androidx.test.core.app.ApplicationProvider;
 import androidx.test.ext.junit.runners.AndroidJUnit4;
@@ -25,10 +29,6 @@ import org.junit.runner.RunWith;
 
 import de.dennisguse.opentracks.R;
 
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertFalse;
-import static org.junit.Assert.assertTrue;
-
 /**
  * Tests {@link ChartValueSeries}.
  *

src/androidTest/java/de/dennisguse/opentracks/util/EGM2008UtilsTest.java

@@ -142,7 +142,7 @@ public class EGM2008UtilsTest {
     }
 
     @Test
-    public void data_Berlin() throws IOException {
+    public void data_Berlin_Germany_() throws IOException {
         // given
         TrackPoint trackPoint = new TrackPoint(TrackPoint.Type.TRACKPOINT, Instant.ofEpochMilli(0));
         trackPoint.setLatitude(52.530644);
@@ -157,7 +157,7 @@ public class EGM2008UtilsTest {
     }
 
     @Test
-    public void data_Berlin_Caching() throws IOException {
+    public void data_Berlin_Germany_Caching() throws IOException {
         // given
         TrackPoint trackPoint1 = new TrackPoint(TrackPoint.Type.TRACKPOINT, Instant.ofEpochMilli(0));
         trackPoint1.setLatitude(52.530644);
@@ -176,6 +176,22 @@ public class EGM2008UtilsTest {
         assertNotEquals(altitude_egm2008.correctAltitude(trackPoint1.getLocation()), altitude_egm2008.correctAltitude(trackPoint2.getLocation()), 0.0001);
     }
 
+    @Test
+    public void data_Seattle_USA() throws IOException {
+        // given
+        TrackPoint trackPoint = new TrackPoint(TrackPoint.Type.TRACKPOINT, Instant.ofEpochMilli(0));
+
+        trackPoint.setLatitude(47.63153);
+        trackPoint.setLongitude(-122.30938);
+        trackPoint.setAltitude(0);
+
+        // when
+        EGM2008Utils.EGM2008Correction altitude_egm2008 = EGM2008Utils.createCorrection(context, trackPoint.getLocation());
+
+        // then
+        assertEquals(22.99, altitude_egm2008.correctAltitude(trackPoint.getLocation()), MAX_BILINEAR_ERROR);
+    }
+
     @Test
     public void data_MaxUndulation() throws IOException {
         // given
@@ -191,6 +207,7 @@ public class EGM2008UtilsTest {
         assertEquals(-85.824, altitude_egm2008.correctAltitude(trackPoint.getLocation()), MAX_BILINEAR_ERROR);
     }
 
+
     @Test
     public void getIndices() {
         TrackPoint trackPoint = new TrackPoint(TrackPoint.Type.TRACKPOINT, Instant.ofEpochMilli(0));
@@ -208,7 +225,7 @@ public class EGM2008UtilsTest {
 
         trackPoint.setLatitude(-90);
         trackPoint.setLongitude(-180);
-        assertEquals(new EGM2008Utils.Indices(2160, 0), EGM2008Utils.getIndices(trackPoint.getLocation()));
+        assertEquals(new EGM2008Utils.Indices(2160, 2160), EGM2008Utils.getIndices(trackPoint.getLocation()));
     }
 
     @Test

src/main/java/de/dennisguse/opentracks/ShowErrorActivity.java

@@ -3,19 +3,15 @@ package de.dennisguse.opentracks;
 import android.content.Intent;
 import android.net.Uri;
 import android.os.Bundle;
-import android.util.Log;
 import android.view.Menu;
 import android.view.MenuItem;
 import android.view.View;
 
-import androidx.appcompat.app.AppCompatActivity;
-
 import java.io.UnsupportedEncodingException;
 import java.net.URLEncoder;
 import java.nio.charset.StandardCharsets;
 
 import de.dennisguse.opentracks.databinding.ActivityShowErrorBinding;
-import de.dennisguse.opentracks.databinding.TrackListBinding;
 
 public class ShowErrorActivity extends AbstractActivity {
 

src/main/java/de/dennisguse/opentracks/TrackListActivity.java

@@ -241,7 +241,7 @@ public class TrackListActivity extends AbstractTrackDeleteActivity implements Co
                 startActivity(newIntent);
 
                 connection.unbind(this);
-            }).startAndBind(this);
+            }).startAndBind(this, true);
         });
         viewBinding.trackListFabAction.setOnLongClickListener((view) -> {
             if (!recordingStatus.isRecording()) {
@@ -323,8 +323,8 @@ public class TrackListActivity extends AbstractTrackDeleteActivity implements Co
         searchView.findViewById(R.id.search_edit_frame).setPadding(0, 0, 48, 0);
 
         SearchView.SearchAutoComplete searchAutoComplete = searchView.findViewById(R.id.search_src_text);
-        searchAutoComplete.setHintTextColor(getResources().getColor(android.R.color.white));
-        searchAutoComplete.setTextColor(getResources().getColor(android.R.color.white));
+        searchAutoComplete.setHintTextColor(ContextCompat.getColor(this, android.R.color.white));
+        searchAutoComplete.setTextColor(ContextCompat.getColor(this, android.R.color.white));
 
         searchView.setOnCloseListener(() -> {
             searchView.clearFocus();

src/main/java/de/dennisguse/opentracks/TrackRecordedActivity.java

@@ -213,7 +213,7 @@ public class TrackRecordedActivity extends AbstractTrackDeleteActivity implement
 
                 connection.unbind(this);
                 finish();
-            }).startAndBind(this);
+            }).startAndBind(this, true);
             return true;
         }
 

src/main/java/de/dennisguse/opentracks/TrackRecordingActivity.java

@@ -11,8 +11,6 @@ import android.util.Log;
 import android.view.Menu;
 import android.view.MenuItem;
 import android.view.View;
-import android.view.WindowInsets;
-import android.view.WindowInsetsController;
 import android.view.WindowManager;
 import android.widget.Toast;
 
@@ -49,7 +47,6 @@ import de.dennisguse.opentracks.ui.markers.MarkerEditActivity;
 import de.dennisguse.opentracks.ui.markers.MarkerListActivity;
 import de.dennisguse.opentracks.util.IntentDashboardUtils;
 import de.dennisguse.opentracks.util.IntentUtils;
-import de.dennisguse.opentracks.util.PermissionUtils;
 import de.dennisguse.opentracks.util.TrackIconUtils;
 import de.dennisguse.opentracks.util.TrackUtils;
 
@@ -138,7 +135,7 @@ public class TrackRecordingActivity extends AbstractActivity implements ChooseAc
 
         viewBinding.trackRecordingFabAction.setImageResource(R.drawable.ic_baseline_stop_24);
         viewBinding.trackRecordingFabAction.setBackgroundTintList(ContextCompat.getColorStateList(this, R.color.opentracks_secondary_color));
-        viewBinding.trackRecordingFabAction.setBackgroundColor(getResources().getColor(R.color.opentracks_secondary_color));
+        viewBinding.trackRecordingFabAction.setBackgroundColor(ContextCompat.getColor(this, R.color.opentracks_secondary_color));
         viewBinding.trackRecordingFabAction.setOnLongClickListener((view) -> {
             ((Vibrator) getSystemService(Context.VIBRATOR_SERVICE)).vibrate(1000);
             trackRecordingServiceConnection.stopRecording(TrackRecordingActivity.this);

src/main/java/de/dennisguse/opentracks/TrackStoppedActivity.java

@@ -145,7 +145,7 @@ public class TrackStoppedActivity extends AbstractTrackDeleteActivity implements
 
             connection.unbind(this);
             finish();
-        }).startAndBind(this);
+        }).startAndBind(this, true);
     }
 
     @Override

src/main/java/de/dennisguse/opentracks/chart/ChartFragment.java

@@ -32,9 +32,7 @@ import java.util.List;
 
 import de.dennisguse.opentracks.R;
 import de.dennisguse.opentracks.data.TrackDataHub;
-import de.dennisguse.opentracks.data.models.Altitude;
 import de.dennisguse.opentracks.data.models.Marker;
-import de.dennisguse.opentracks.data.models.Speed;
 import de.dennisguse.opentracks.data.models.Track;
 import de.dennisguse.opentracks.data.models.TrackPoint;
 import de.dennisguse.opentracks.databinding.ChartBinding;

src/main/java/de/dennisguse/opentracks/chart/ChartPoint.java

@@ -3,7 +3,6 @@ package de.dennisguse.opentracks.chart;
 import androidx.annotation.NonNull;
 import androidx.annotation.VisibleForTesting;
 
-import de.dennisguse.opentracks.data.models.Altitude;
 import de.dennisguse.opentracks.data.models.Distance;
 import de.dennisguse.opentracks.data.models.Speed;
 import de.dennisguse.opentracks.data.models.TrackPoint;

src/main/java/de/dennisguse/opentracks/chart/ChartValueSeries.java

@@ -24,6 +24,7 @@ import android.graphics.Paint.Style;
 import android.graphics.Path;
 
 import androidx.annotation.NonNull;
+import androidx.core.content.ContextCompat;
 
 import java.text.NumberFormat;
 
@@ -68,12 +69,12 @@ abstract class ChartValueSeries {
 
         fillPaint = new Paint();
         fillPaint.setStyle(Style.FILL);
-        fillPaint.setColor(context.getResources().getColor(fillColor));
+        fillPaint.setColor(ContextCompat.getColor(context, fillColor));
         fillPaint.setAntiAlias(true);
 
         strokePaint = new Paint();
         strokePaint.setStyle(Style.STROKE);
-        strokePaint.setColor(context.getResources().getColor(strokeColor));
+        strokePaint.setColor(ContextCompat.getColor(context, strokeColor));
         strokePaint.setAntiAlias(true);
 
         // Make copies of the stroke paint with the default thickness

src/main/java/de/dennisguse/opentracks/data/TrackDataHub.java

@@ -32,7 +32,6 @@ import java.util.HashSet;
 import java.util.Set;
 
 import de.dennisguse.opentracks.data.models.Marker;
-import de.dennisguse.opentracks.data.models.Speed;
 import de.dennisguse.opentracks.data.models.Track;
 import de.dennisguse.opentracks.data.models.TrackPoint;
 import de.dennisguse.opentracks.data.tables.MarkerColumns;

src/main/java/de/dennisguse/opentracks/data/models/Distance.java

@@ -13,6 +13,14 @@ public class Distance {
         return new Distance(distance_m);
     }
 
+    public static Distance of(Double distance_m) {
+        if (distance_m == null) {
+            return Distance.of(Double.NaN);
+        } else {
+            return Distance.of((double) distance_m);
+        }
+    }
+
     public static Distance of(String distance_m) {
         return of(Float.parseFloat(distance_m));
     }

src/main/java/de/dennisguse/opentracks/data/models/DistanceFormatter.java

@@ -42,12 +42,13 @@ public class DistanceFormatter {
      */
     public Pair<String, String> getDistanceParts(Distance distance) {
         if (distance.isInvalid()) {
+            String valueUnknown = resources.getString(R.string.value_unknown);
             switch (unitSystem) {
                 case METRIC:
-                    return new Pair<>(null, resources.getString(R.string.unit_meter));
+                    return new Pair<>(valueUnknown, resources.getString(R.string.unit_meter));
                 case IMPERIAL:
                 case NAUTICAL_IMPERIAL:
-                    return new Pair<>(null, resources.getString(R.string.unit_feet));
+                    return new Pair<>(valueUnknown, resources.getString(R.string.unit_feet));
                 default:
                     throw new RuntimeException("Not implemented");
             }

src/main/java/de/dennisguse/opentracks/io/file/importer/DirectoryChooserActivity.java

@@ -17,8 +17,8 @@ import androidx.documentfile.provider.DocumentFile;
 
 import de.dennisguse.opentracks.R;
 import de.dennisguse.opentracks.io.file.exporter.ExportActivity;
-import de.dennisguse.opentracks.util.IntentUtils;
 import de.dennisguse.opentracks.settings.PreferencesUtils;
+import de.dennisguse.opentracks.util.IntentUtils;
 
 public abstract class DirectoryChooserActivity extends AppCompatActivity {
 

src/main/java/de/dennisguse/opentracks/publicapi/AbstractAPIActivity.java

@@ -34,7 +34,7 @@ public abstract class AbstractAPIActivity extends AppCompatActivity {
         if (PreferencesUtils.isPublicAPIenabled()) {
             Log.i(TAG, "Received and trying to execute requested action.");
             new TrackRecordingServiceConnection(serviceConnectedCallback)
-                    .startAndBind(this);
+                    .startAndBind(this, true);
         } else {
             Toast.makeText(this, getString(R.string.settings_public_api_disabled_toast), Toast.LENGTH_LONG).show();
             Log.w(TAG, "Public API is disabled; ignoring request.");

src/main/java/de/dennisguse/opentracks/services/TrackRecordingService.java

@@ -129,7 +129,8 @@ public class TrackRecordingService extends Service implements TrackPointCreator.
         trackRecordingManager = null;
 
         // Reverse order from onCreate
-        showNotification(false); //TODO Why?
+        stopForeground(true);
+
         notificationManager.stop();
         notificationManager = null;
 
@@ -205,7 +206,7 @@ public class TrackRecordingService extends Service implements TrackPointCreator.
     private void startSensors() {
         wakeLock = SystemUtils.acquireWakeLock(this, wakeLock);
         trackPointCreator.start(this, handler);
-        showNotification(true);
+        startForeground(TrackRecordingServiceNotificationManager.NOTIFICATION_ID, notificationManager.setGPSonlyStarted(this));
     }
 
     public void endCurrentTrack() {
@@ -247,7 +248,8 @@ public class TrackRecordingService extends Service implements TrackPointCreator.
         if (!isRecording()) return;
 
         trackPointCreator.stop();
-        showNotification(false);
+        stopForeground(true);
+        notificationManager.cancelNotification();
         wakeLock = SystemUtils.releaseWakeLock(wakeLock);
     }
 
@@ -273,19 +275,6 @@ public class TrackRecordingService extends Service implements TrackPointCreator.
         }
     }
 
-    private void showNotification(boolean isGpsStarted) {
-        if (isRecording()) {
-            startForeground(TrackRecordingServiceNotificationManager.NOTIFICATION_ID, notificationManager.setRecording(this, recordingStatus.getTrackId()));
-        }
-        if (!isRecording() && isGpsStarted) {
-            startForeground(TrackRecordingServiceNotificationManager.NOTIFICATION_ID, notificationManager.setGPSonlyStarted(this));
-        }
-        if (!isRecording() && !isGpsStarted) {
-            stopForeground(true);
-            notificationManager.cancelNotification();
-        }
-    }
-
     public Marker.Id insertMarker(String name, String category, String description, String photoUrl) {
         if (!isRecording()) {
             return null;

src/main/java/de/dennisguse/opentracks/services/TrackRecordingServiceConnection.java

@@ -28,6 +28,7 @@ import android.widget.Toast;
 
 import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
+import androidx.core.content.ContextCompat;
 
 import de.dennisguse.opentracks.BuildConfig;
 import de.dennisguse.opentracks.R;
@@ -66,15 +67,21 @@ public class TrackRecordingServiceConnection implements ServiceConnection, Death
 
     /**
      * Starts and binds the service.
+     *
+     * @param foreground is the service expected to call `startForeground()`?
      */
-    public void startAndBind(Context context) {
+    public void startAndBind(Context context, boolean foreground) {
         if (trackRecordingService != null) {
             // Service is already started and bound.
             return;
         }
 
         Log.i(TAG, "Starting the service.");
-        context.startService(new Intent(context, TrackRecordingService.class));
+        if (foreground) {
+            ContextCompat.startForegroundService(context, new Intent(context, TrackRecordingService.class));
+        } else {
+            context.startService(new Intent(context, TrackRecordingService.class));
+        }
 
         startConnection(context);
     }
@@ -88,7 +95,7 @@ public class TrackRecordingServiceConnection implements ServiceConnection, Death
     @Deprecated
     public void startAndBindWithCallback(Context context) {
         if (trackRecordingService == null) {
-            startAndBind(context);
+            startAndBind(context, false);
             return;
         }
         if (callback != null) {

src/main/java/de/dennisguse/opentracks/services/TrackRecordingServiceNotificationManager.java

@@ -68,6 +68,7 @@ class TrackRecordingServiceNotificationManager implements SharedPreferences.OnSh
     }
 
     void stop() {
+        cancelNotification();
         PreferencesUtils.unregisterOnSharedPreferenceChangeListener(this);
     }
 

src/main/java/de/dennisguse/opentracks/services/announcement/VoiceAnnouncementUtils.java

@@ -5,8 +5,8 @@ import static de.dennisguse.opentracks.settings.PreferencesUtils.shouldVoiceAnno
 import static de.dennisguse.opentracks.settings.PreferencesUtils.shouldVoiceAnnounceAverageSpeedPace;
 import static de.dennisguse.opentracks.settings.PreferencesUtils.shouldVoiceAnnounceLapHeartRate;
 import static de.dennisguse.opentracks.settings.PreferencesUtils.shouldVoiceAnnounceLapSpeedPace;
-import static de.dennisguse.opentracks.settings.PreferencesUtils.shouldVoiceAnnounceTotalDistance;
 import static de.dennisguse.opentracks.settings.PreferencesUtils.shouldVoiceAnnounceMovingTime;
+import static de.dennisguse.opentracks.settings.PreferencesUtils.shouldVoiceAnnounceTotalDistance;
 
 import android.content.Context;
 import android.text.Spannable;

src/main/java/de/dennisguse/opentracks/settings/MainSettingsFragment.java

@@ -8,9 +8,6 @@ import androidx.preference.Preference;
 import androidx.preference.PreferenceFragmentCompat;
 
 import de.dennisguse.opentracks.R;
-import de.dennisguse.opentracks.services.RecordingStatus;
-import de.dennisguse.opentracks.services.TrackRecordingService;
-import de.dennisguse.opentracks.services.TrackRecordingServiceConnection;
 
 public class MainSettingsFragment extends PreferenceFragmentCompat {
 

src/main/java/de/dennisguse/opentracks/settings/SettingsActivity.java

@@ -11,7 +11,6 @@ import androidx.preference.PreferenceFragmentCompat;
 import de.dennisguse.opentracks.AbstractActivity;
 import de.dennisguse.opentracks.R;
 import de.dennisguse.opentracks.databinding.SettingsBinding;
-import de.dennisguse.opentracks.databinding.TrackRecordedBinding;
 import de.dennisguse.opentracks.fragments.ChooseActivityTypeDialogFragment;
 
 public class SettingsActivity extends AbstractActivity implements ChooseActivityTypeDialogFragment.ChooseActivityTypeCaller {

src/main/java/de/dennisguse/opentracks/ui/aggregatedStatistics/FilterDialogFragment.java

@@ -5,7 +5,6 @@ import android.content.Context;
 import android.os.Bundle;
 import android.os.Parcel;
 import android.os.Parcelable;
-import android.util.Log;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.widget.DatePicker;

src/main/java/de/dennisguse/opentracks/ui/util/ListItemUtils.java

@@ -22,6 +22,8 @@ import android.view.ViewGroup.LayoutParams;
 import android.widget.ImageView;
 import android.widget.TextView;
 
+import androidx.core.content.ContextCompat;
+
 import java.time.OffsetDateTime;
 import java.time.format.DateTimeFormatter;
 
@@ -169,7 +171,7 @@ public class ListItemUtils {
         textView.setVisibility(View.VISIBLE);
         textView.setText(value);
         if (addShadow) {
-            textView.setShadowLayer(5, 0, 2, context.getResources().getColor(android.R.color.black));
+            textView.setShadowLayer(5, 0, 2, ContextCompat.getColor(context, android.R.color.black));
         } else {
             textView.setShadowLayer(0, 0, 0, 0);
         }

src/main/java/de/dennisguse/opentracks/ui/util/RecyclerViewSwipeDeleteCallback.java

@@ -27,11 +27,11 @@ abstract public class RecyclerViewSwipeDeleteCallback extends ItemTouchHelper.Ca
 
     public RecyclerViewSwipeDeleteCallback(Context context) {
         background = new ColorDrawable();
-        backgroundColor = context.getResources().getColor(R.color.colorBackgroundDelete);
+        backgroundColor = ContextCompat.getColor(context, R.color.colorBackgroundDelete);
         clearPaint = new Paint();
         clearPaint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.CLEAR));
         deleteDrawable = ContextCompat.getDrawable(context, R.drawable.ic_delete_forever_24dp);
-        deleteDrawable.setTint(context.getResources().getColor(R.color.colorForegroundDelete));
+        deleteDrawable.setTint(ContextCompat.getColor(context, R.color.colorForegroundDelete));
         intrinsicWidth = deleteDrawable.getIntrinsicWidth();
         intrinsicHeight = deleteDrawable.getIntrinsicHeight();
     }

src/main/java/de/dennisguse/opentracks/util/EGM2008Utils.java

@@ -65,7 +65,7 @@ public class EGM2008Utils {
         if (location.getLongitude() >= 0) {
             longitude = location.getLongitude();
         } else {
-            longitude = 180 + Math.abs(location.getLongitude());
+            longitude = 360 + location.getLongitude();
         }
         int longitudeIndex = (int) (longitude * RESOLUTION_IN_MINUTES);
 
@@ -172,5 +172,13 @@ public class EGM2008Utils {
         public int hashCode() {
             return Objects.hash(latitudeIndex, longitudeIndex);
         }
+
+        @Override
+        public String toString() {
+            return "Indices{" +
+                    "latitudeIndex=" + latitudeIndex +
+                    ", longitudeIndex=" + longitudeIndex +
+                    '}';
+        }
     }
 }

src/main/java/de/dennisguse/opentracks/util/ExportUtils.java

@@ -17,8 +17,6 @@ import java.io.IOException;
 import java.io.OutputStream;
 import java.util.ArrayList;
 import java.util.List;
-import java.util.UUID;
-import java.util.regex.Pattern;
 
 import de.dennisguse.opentracks.R;
 import de.dennisguse.opentracks.data.models.Track;

src/main/java/de/dennisguse/opentracks/util/StringUtils.java

@@ -254,13 +254,14 @@ public class StringUtils {
     /**
      * @return the formatted altitude_m (or null) and it's unit as {@link Pair}
      */
+    //TODO altitude_m should be double or a value object
     public static Pair<String, String> getAltitudeParts(Context context, Float altitude_m, UnitSystem unitSystem) {
         DistanceFormatter formatter = DistanceFormatter.Builder()
                 .setDecimalCount(1)
                 .setUnit(unitSystem)
                 .build(context);
 
-        Distance distance = altitude_m != null ? Distance.of(altitude_m) : Distance.of(Double.NaN); //TODO Refactor Double.NaN
+        Distance distance = altitude_m != null ? Distance.of(altitude_m) : Distance.of((Double) null);
         return formatter.getDistanceParts(distance);
     }
 

src/main/res/values-vi/strings.xml

@@ -559,4 +559,36 @@ limitations under the License.
     <string name="settings_public_api_dashboard_enabled_summary_on">Một ứng dụng bắt đầu ghi hình cũng có thể truy cập vào dữ liệu ghi lại.</string>
     <string name="settings_public_api_dashboard_enabled_summary_off">Ghi lại dữ liệu sẽ không được miễn phí tự động với các ứng dụng khác.</string>
     <string name="settings_public_api_dashboard_enabled_title">Chuyển dữ liệu tự động</string>
+    <string name="settings_export_filename_title">Định dạng tên tệp</string>
+    <string name="show_on_dashboard_not_installed">Không có ứng dụng hỗ trợ API OpenTracks Dashboard nào được cài đặt.</string>
+    <string name="description_pace_nautical">Nhịp độ (phút/dặm hải lý)</string>
+    <string name="image_discard">Bỏ</string>
+    <string name="settings_announcements_average_heart_rate">Nhịp tim trung bình</string>
+    <string name="settings_announcements_lap_heart_rate">Nhịp tim vòng</string>
+    <string name="settings_announcements_average_speed_pace">Tốc độ trung bình/nhịp độ</string>
+    <string name="settings_stats_units_nautical">Hải lý (dặm hải lý, ft)</string>
+    <string name="settings_public_api_package_title">Tên gói cho API công khai</string>
+    <plurals name="voiceDistanceNauticalMiles">
+        <item quantity="other">%1$.2f dặm hải lý</item>
+    </plurals>
+    <string name="select_show_on_map_behavior">Chọn hành vi \"hiện trên bản đồ\"</string>
+    <string name="settings_announcements_lap_speed_pace">Tốc độ vòng/nhịp độ</string>
+    <string name="track_discarding">Đang bỏ đoạn đường</string>
+    <plurals name="voiceSpeedMKnots">
+        <item quantity="other">%1$.1f nút</item>
+    </plurals>
+    <string name="voice_per_nautical_mile">trên dặm hải lý</string>
+    <string name="description_speed_nautical">Tốc độ (nút)</string>
+    <string name="unit_nautical_mile">Dặm hải lý</string>
+    <string name="unit_knots">nút</string>
+    <string name="unit_minute_per_nautical_mile">phút/dặm hải lý</string>
+    <string name="value_integer_knots">%1$d nút</string>
+    <string name="value_float_knots">%1$.1f nút</string>
+    <string name="value_float_knots_recommended">%1$.1f nút (khuyên dùng)</string>
+    <string name="error_crash_title">%1$s đã dừng đột ngột</string>
+    <string name="share_crash_report">Chia sẻ báo cáo dừng đột ngột</string>
+    <string name="report_bug">Báo cáo lỗi</string>
+    <string name="show_on_map_format_ask">Hỏi</string>
+    <string name="show_on_dashboard">API OpenTracks Dashboard</string>
+    <string name="always">Luôn luôn</string>
 </resources>

src/releasePlayStore/res/drawable-v26/ic_launcher.xml

@@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="utf-8"?>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+    <background android:drawable="@color/ic_launcher_background" />
+    <foreground>
+        <inset
+            android:inset="20dp"
+            android:drawable="@drawable/ic_logo_24dp" />
+    </foreground>
+    <monochrome>
+        <inset
+            android:inset="20dp"
+            android:drawable="@drawable/ic_logo_24dp" />
+    </monochrome>
+</adaptive-icon>

src/releasePlayStore/res/drawable/ic_launcher.xml

@@ -0,0 +1,3 @@
+<?xml version="1.0" encoding="utf-8"?>
+<inset xmlns:android="http://schemas.android.com/apk/res/android"
+    android:drawable="@drawable/ic_logo_24dp" />

src/releasePlayStore/res/values-v26/ic_launcher_background.xml

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <color name="ic_launcher_background">#FFFF6D00</color>
+</resources>