Halt early when not enabled

app/src/main/java/eu/faircode/email/FragmentOptions.java

@@ -61,7 +61,7 @@ public class FragmentOptions extends FragmentEx {
             @Override
             public void onCheckedChanged(CompoundButton compoundButton, boolean checked) {
                 prefs.edit().putBoolean("enabled", checked).apply();
-                ServiceSynchronize.reload(getContext(), "enabled");
+                ServiceSynchronize.start(getContext());
             }
         });
 

app/src/main/java/eu/faircode/email/ServiceSynchronize.java

@@ -179,6 +179,13 @@ public class ServiceSynchronize extends LifecycleService {
         Log.i(Helper.TAG, "Service command intent=" + intent);
         super.onStartCommand(intent, flags, startId);
 
+        SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(this);
+        if (!prefs.getBoolean("enabled", true)) {
+            Log.i(Helper.TAG, "Not enabled, halt");
+            stopSelf();
+            return START_STICKY;
+        }
+
         startForeground(NOTIFICATION_SYNCHRONIZE, getNotificationService(0, 0, 0).build());
 
         DB db = DB.getInstance(this);
@@ -1937,13 +1944,6 @@ public class ServiceSynchronize extends LifecycleService {
         private void start() {
             EntityLog.log(ServiceSynchronize.this, "Main start");
 
-            SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(ServiceSynchronize.this);
-            if (!prefs.getBoolean("enabled", true)) {
-                EntityLog.log(ServiceSynchronize.this, "Not enabled, halt");
-                stopSelf();
-                return;
-            }
-
             state = new ServiceState();
             state.thread = new Thread(new Runnable() {
                 private List<ServiceState> threadState = new ArrayList<>();