Add option to disable wakelock

app/src/main/java/org/traccar/client/MainFragment.java

@@ -66,6 +66,7 @@ public class MainFragment extends PreferenceFragmentCompat implements OnSharedPr
     public static final String KEY_ACCURACY = "accuracy";
     public static final String KEY_STATUS = "status";
     public static final String KEY_BUFFER = "buffer";
+    public static final String KEY_WAKELOCK = "wakelock";
 
     private static final int PERMISSIONS_REQUEST_LOCATION = 2;
 
@@ -206,6 +207,7 @@ public class MainFragment extends PreferenceFragmentCompat implements OnSharedPr
         findPreference(KEY_ANGLE).setEnabled(enabled);
         findPreference(KEY_ACCURACY).setEnabled(enabled);
         findPreference(KEY_BUFFER).setEnabled(enabled);
+        findPreference(KEY_WAKELOCK).setEnabled(enabled);
     }
 
     @Override

app/src/main/java/org/traccar/client/TrackingController.java

@@ -25,7 +25,6 @@ public class TrackingController implements PositionProvider.PositionListener, Ne
 
     private static final String TAG = TrackingController.class.getSimpleName();
     private static final int RETRY_DELAY = 30 * 1000;
-    private static final int WAKE_LOCK_TIMEOUT = 120 * 1000;
 
     private boolean isOnline;
     private boolean isWaiting;

app/src/main/java/org/traccar/client/TrackingService.java

@@ -29,6 +29,7 @@ import androidx.core.app.NotificationCompat;
 import androidx.core.content.ContextCompat;
 
 import android.os.PowerManager;
+import android.preference.PreferenceManager;
 import android.util.Log;
 
 public class TrackingService extends Service {
@@ -87,9 +88,11 @@ public class TrackingService extends Service {
 
         if (ContextCompat.checkSelfPermission(this, android.Manifest.permission.ACCESS_FINE_LOCATION) == PackageManager.PERMISSION_GRANTED) {
 
-            PowerManager powerManager = (PowerManager) getSystemService(Context.POWER_SERVICE);
-            wakeLock = powerManager.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, getClass().getName());
-            wakeLock.acquire();
+            if (PreferenceManager.getDefaultSharedPreferences(this).getBoolean(MainFragment.KEY_WAKELOCK, true)) {
+                PowerManager powerManager = (PowerManager) getSystemService(Context.POWER_SERVICE);
+                wakeLock = powerManager.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, getClass().getName());
+                wakeLock.acquire();
+            }
 
             trackingController = new TrackingController(this);
             trackingController.start();

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

@@ -23,6 +23,9 @@
   <string name="settings_buffer">Offline buffering</string>
   <string name="settings_buffer_off_summary">Buffering off</string>
   <string name="settings_buffer_on_summary">Buffering on</string>
+  <string name="settings_wakelock">Wake lock</string>
+  <string name="settings_wakelock_off_summary">Wake lock off</string>
+  <string name="settings_wakelock_on_summary">Wake lock on</string>
   <string name="settings_accuracy_title">Location accuracy</string>
   <string name="settings_accuracy_summary">Desired location accuracy</string>
   <string name="settings_accuracy_high">High</string>

app/src/main/res/xml/preferences.xml

@@ -56,4 +56,11 @@
         android:summaryOn="@string/settings_buffer_on_summary"
         android:title="@string/settings_buffer" />
 
+    <CheckBoxPreference
+        android:defaultValue="true"
+        android:key="wakelock"
+        android:summaryOff="@string/settings_wakelock_off_summary"
+        android:summaryOn="@string/settings_wakelock_on_summary"
+        android:title="@string/settings_wakelock" />
+
 </PreferenceScreen>