add geofencing

app/build.gradle

@@ -43,6 +43,7 @@ dependencies {
     implementation 'com.google.android.gms:play-services-location:17.1.0'
     implementation 'com.google.android.gms:play-services-maps:17.0.0'
     testImplementation 'junit:junit:4.13.1'
+//    implementation "com.android.support:support-compat:28.0.0"
 
     // okhttp
     implementation 'com.squareup.okhttp3:okhttp:4.9.0'

app/src/main/AndroidManifest.xml

@@ -25,7 +25,11 @@
                 <category android:name="android.intent.category.LAUNCHER" />
             </intent-filter>
         </activity>
-        <receiver android:name=".geofencing.GeoFenceBroadcastReceiver"/>
+        <receiver android:name=".geofencing.GeoFenceBroadcastReceiver">
+            <intent-filter>
+                <action android:name="android.intent.action.USER_PRESENT" />
+            </intent-filter>
+        </receiver>
     </application>
 
 </manifest>

app/src/main/java/com/a1/nextlocation/fragments/HomeFragment.java

@@ -2,6 +2,8 @@ package com.a1.nextlocation.fragments;
 
 
 import android.Manifest;
+import android.app.NotificationChannel;
+import android.app.NotificationManager;
 import android.content.Context;
 import android.content.pm.PackageManager;
 import android.graphics.drawable.Drawable;
@@ -19,6 +21,7 @@ import android.widget.Toast;
 import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
 import androidx.core.app.ActivityCompat;
+import androidx.core.app.NotificationCompat;
 import androidx.core.content.ContextCompat;
 import androidx.fragment.app.Fragment;
 import androidx.fragment.app.FragmentActivity;
@@ -61,6 +64,8 @@ public class HomeFragment extends Fragment implements LocationListener {
     private int color;
     private Location currentLocation;
     private Overlay allLocationsOverlay;
+    private GeofenceInitalizer initializer;
+    private final static String CHANNEL_ID = "next_location01";
 
     @Override
     public void onCreate(Bundle savedInstanceState) {
@@ -143,6 +148,7 @@ public class HomeFragment extends Fragment implements LocationListener {
     public void onViewCreated(@NonNull View view, @Nullable Bundle savedInstanceState) {
         super.onViewCreated(view, savedInstanceState);
 
+        initializer = new GeofenceInitalizer(requireContext(),requireActivity());
         initMap(view);
     }
 
@@ -249,6 +255,7 @@ public class HomeFragment extends Fragment implements LocationListener {
     private void addLocations() {
         // get the locations of the current route or all locations
         List<com.a1.nextlocation.data.Location> locations = RouteHandler.INSTANCE.isFollowingRoute() ? RouteHandler.INSTANCE.getCurrentRoute().getLocations() : LocationListManager.INSTANCE.getLocationList();
+        initializer.removeGeoFences();
         final ArrayList<OverlayItem> items = new ArrayList<>(locations.size());
         // marker icon
         Drawable marker = ContextCompat.getDrawable(requireContext(), R.drawable.ic_baseline_location_on_24);
@@ -312,7 +319,9 @@ public class HomeFragment extends Fragment implements LocationListener {
      * @param locations the locations to add geofences for
      */
     private void addGeofences(List<com.a1.nextlocation.data.Location> locations) {
-        GeofenceInitalizer initializer = new GeofenceInitalizer(requireContext());
+
+        Log.d(TAG, "addGeofences: adding geofences!");
+
         initializer.init(locations);
     }
 
@@ -382,9 +391,31 @@ public class HomeFragment extends Fragment implements LocationListener {
 
     public void onLocationVisited(com.a1.nextlocation.data.Location location) {
         Data.INSTANCE.visitLocation(location);
+        showNotification(location);
 
     }
 
+    private void showNotification(com.a1.nextlocation.data.Location location) {
+
+        NotificationManager mNotificationManager = (NotificationManager) requireActivity().getSystemService(Context.NOTIFICATION_SERVICE);
+        if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.O) {
+            int importance = NotificationManager.IMPORTANCE_LOW;
+            NotificationChannel notificationChannel = new NotificationChannel(CHANNEL_ID, "next_location", importance);
+            notificationChannel.enableLights(true);
+            notificationChannel.enableVibration(true);
+            notificationChannel.setVibrationPattern(new long[]{100, 200, 300, 400, 500, 400, 300, 200, 400});
+            mNotificationManager.createNotificationChannel(notificationChannel);
+        }
+
+        NotificationCompat.Builder mBuilder = new NotificationCompat.Builder(requireContext(),CHANNEL_ID)
+                .setSmallIcon(R.drawable.ic_launcher_foreground)
+                .setContentTitle(getString(R.string.notification_title))
+                .setContentText(getString(R.string.notification_text,location.getName()))
+                .setAutoCancel(true);
+
+        mNotificationManager.notify(0,mBuilder.build());
+    }
+
     // empty override methods for the LocationListener
 
     @Override

app/src/main/java/com/a1/nextlocation/geofencing/GeoFenceBroadcastReceiver.java

@@ -5,6 +5,7 @@ import android.content.Context;
 import android.content.Intent;
 import android.util.Log;
 
+import com.a1.nextlocation.data.Data;
 import com.a1.nextlocation.data.Location;
 import com.a1.nextlocation.recyclerview.LocationListManager;
 import com.google.android.gms.location.Geofence;
@@ -20,6 +21,7 @@ public class GeoFenceBroadcastReceiver extends BroadcastReceiver {
     public void onReceive(Context context, Intent intent) {
 
         GeofencingEvent geofencingEvent = GeofencingEvent.fromIntent(intent);
+        Log.i(TAG, "onReceive: RECEIVED GEOFENCE STUFF");
 
         if (geofencingEvent.hasError()) {
             String errorMessage = GeofenceStatusCodes
@@ -40,7 +42,8 @@ public class GeoFenceBroadcastReceiver extends BroadcastReceiver {
                         if (geofence.getRequestId().equals(l.getName())) {
                             l.setVisited(true);
                             // let the homefragment know that we are close to a location
-
+                            Data.INSTANCE.getLocationProximityListener().onLocationVisited(l);
+                            Log.d(TAG, "onReceive: VISITED LOCATION " + l.getName());
                             break;
                         }
                     }

app/src/main/java/com/a1/nextlocation/geofencing/GeoFencingHelper.java

@@ -44,7 +44,7 @@ public class GeoFencingHelper extends ContextWrapper {
         }
 
         Intent intent = new Intent(this, GeoFenceBroadcastReceiver.class);
-        pendingIntent = PendingIntent.getBroadcast(this, 2607, intent, PendingIntent.FLAG_UPDATE_CURRENT);
+        pendingIntent = PendingIntent.getBroadcast(this, 0, intent, PendingIntent.FLAG_UPDATE_CURRENT);
 
         return pendingIntent;
     }

app/src/main/java/com/a1/nextlocation/geofencing/GeofenceInitalizer.java

@@ -1,12 +1,16 @@
 package com.a1.nextlocation.geofencing;
 
 import android.Manifest;
+import android.app.Activity;
 import android.app.PendingIntent;
 import android.content.Context;
 import android.content.pm.PackageManager;
+import android.os.Build;
 import android.util.Log;
 
+import androidx.annotation.NonNull;
 import androidx.core.app.ActivityCompat;
+import androidx.core.content.ContextCompat;
 
 import com.a1.nextlocation.data.Data;
 import com.a1.nextlocation.data.Location;
@@ -15,27 +19,53 @@ import com.google.android.gms.location.Geofence;
 import com.google.android.gms.location.GeofencingClient;
 import com.google.android.gms.location.GeofencingRequest;
 import com.google.android.gms.location.LocationServices;
+import com.google.android.gms.tasks.OnFailureListener;
+import com.google.android.gms.tasks.OnSuccessListener;
 
 import org.osmdroid.util.GeoPoint;
 
 import java.util.List;
 
+import static android.content.ContentValues.TAG;
+
 public class GeofenceInitalizer {
+    private final Activity activity;
     private GeofencingClient geofencingClient;
     private GeoFencingHelper geoFencingHelper;
     private final Context context;
     private final String TAG = GeofenceInitalizer.class.getCanonicalName();
     private List<Location> locations;
+    private int BACKGROUND_LOCATION_ACCESS_REQUEST_CODE = 10002;
 
-    public GeofenceInitalizer(Context context) {
+    public GeofenceInitalizer(Context context, Activity activity) {
         this.context = context;
+        this.activity = activity;
     }
 
     public void init(List<Location> locations) {
+        if (!checkFineLocationPermission()) return;
+
         geofencingClient = LocationServices.getGeofencingClient(context);
         geoFencingHelper = new GeoFencingHelper(context);
         this.locations = locations;
-        addFences();
+        if (Build.VERSION.SDK_INT >= 29) {
+            //If API is higher then 29 we need background permission
+
+            if (ContextCompat.checkSelfPermission(context, Manifest.permission.ACCESS_BACKGROUND_LOCATION) == PackageManager.PERMISSION_GRANTED) {
+                addFences();
+            } else {
+                //Permission is not granted!! Need to request it..
+                if (ActivityCompat.shouldShowRequestPermissionRationale(activity, Manifest.permission.ACCESS_BACKGROUND_LOCATION)) {
+                    //We show a dialog and ask for permission
+                    ActivityCompat.requestPermissions(activity, new String[]{Manifest.permission.ACCESS_BACKGROUND_LOCATION}, BACKGROUND_LOCATION_ACCESS_REQUEST_CODE);
+                } else {
+                    ActivityCompat.requestPermissions(activity, new String[]{Manifest.permission.ACCESS_BACKGROUND_LOCATION}, BACKGROUND_LOCATION_ACCESS_REQUEST_CODE);
+
+                }
+            }
+        } else {
+            addFences();
+        }
     }
 
     private void addFences() {
@@ -45,18 +75,35 @@ public class GeofenceInitalizer {
         }
     }
 
+    public void removeGeoFences() {
+        geofencingClient = LocationServices.getGeofencingClient(context);
+        geoFencingHelper = new GeoFencingHelper(context);
+
+        PendingIntent pendingIntent = geoFencingHelper.getPendingIntent();
+
+        geofencingClient.removeGeofences(pendingIntent)
+                .addOnSuccessListener(aVoid -> Log.d(TAG, "Geofence is removed... "))
+                .addOnFailureListener(e -> Log.d(TAG, e.getLocalizedMessage()));
+        if (this.locations != null) this.locations.clear();
+
+    }
+
     private void addGeofence(GeoPoint p, String name) {
-        Geofence geofence = geoFencingHelper.getGeofence(name, p, 30);
+        if (!checkFineLocationPermission()) return;
+
+        Geofence geofence = geoFencingHelper.getGeofence(name, p, 45);
         GeofencingRequest geofencingRequest = geoFencingHelper.getGeoFencingRequest(geofence);
         PendingIntent pendingIntent = geoFencingHelper.getPendingIntent();
 
-        if (ActivityCompat.checkSelfPermission(context, Manifest.permission.ACCESS_FINE_LOCATION) != PackageManager.PERMISSION_GRANTED) {
-            return;
-        }
         geofencingClient.addGeofences(geofencingRequest, pendingIntent).addOnSuccessListener(v -> {
-            Log.d(TAG, "addGeofence: added geofence");
+            Log.i(TAG, "addGeofence: added geofence");
         }).addOnFailureListener(v -> {
-
+            Log.e(TAG, "addGeofence: failure adding geofence " + v.getMessage());
         });
+        Log.i(TAG, "addGeofence: added geofence to client");
+    }
+
+    private boolean checkFineLocationPermission() {
+        return ActivityCompat.checkSelfPermission(context, Manifest.permission.ACCESS_FINE_LOCATION) == PackageManager.PERMISSION_GRANTED;
     }
 }

app/src/main/res/values-nl/strings.xml

@@ -26,4 +26,6 @@
     <string name="Chinese">Chinees</string>
     <string name="help">HELP</string>
     <string name="help_discription">Onderaan het scherm zijn verschillende knoppen te zien. Deze knoppen hebben de volgende functies: \n\nLocaties: toont een lijst met alle locaties die bezocht kunnen worden. Elke locatie wordt kort beschreven. \n\nRoutes: Toont een lijst met alle routes die gelopen kunnen worden. Van elke route wordt een omschrijving gegeven. \n\nStatistieken: Toont persoonlijke statistieken.  \n\nInstellingen: Hier kunnen app-instellingen worden aangepast naar eigen voorkeur. \n\nEen locatie ingedrukt houden laat extra informatie zien over de gekozen locatie</string>
+    <string name="notification_title">Je bent dicht bij een locatie!</string>
+    <string name="notification_text">Je bent bijna bij %1$s</string>
 </resources>

app/src/main/res/values/strings.xml

@@ -25,4 +25,6 @@
     <string name="Chinese">Chinese</string>
     <string name="help">HELP</string>
     <string name="help_discription">Hasn\'t been translated yet</string>
+    <string name="notification_title">You\'re close to a location!</string>
+    <string name="notification_text">You\'re almost at %1$s</string>
 </resources>