From c5ae8a73734c57fb30450d209375b68bc001f341 Mon Sep 17 00:00:00 2001
From: Nazar <vitaminkuna@gmail.com>
Date: Wed, 10 Jul 2019 14:01:41 +0300
Subject: [PATCH] fix settings navigation no profiles crash

---
 OsmAnd/res/values/strings.xml                             | 1 +
 OsmAnd/src/net/osmand/plus/OsmandSettings.java            | 8 ++++++++
 .../plus/activities/SettingsNavigationActivity.java       | 7 ++++++-
 3 files changed, 15 insertions(+), 1 deletion(-)

diff --git a/OsmAnd/res/values/strings.xml b/OsmAnd/res/values/strings.xml
index 6e98272927..16dd773404 100644
--- a/OsmAnd/res/values/strings.xml
+++ b/OsmAnd/res/values/strings.xml
@@ -11,6 +11,7 @@
 	Thx - Hardy
 
 -->
+    <string name="turn_on_profile_desc">Please turn on at least one application profile, to use this setting.</string>
     <string name="rendering_attr_winter_road_name">Winter road</string>
     <string name="rendering_attr_ice_road_name">Ice road</string>
     <string name="routeInfo_winter_ice_road_name">Winter and ice roads</string>
diff --git a/OsmAnd/src/net/osmand/plus/OsmandSettings.java b/OsmAnd/src/net/osmand/plus/OsmandSettings.java
index e070268d07..a3c93cdbda 100644
--- a/OsmAnd/src/net/osmand/plus/OsmandSettings.java
+++ b/OsmAnd/src/net/osmand/plus/OsmandSettings.java
@@ -339,6 +339,14 @@ public class OsmandSettings {
 	public ApplicationMode getApplicationMode() {
 		return APPLICATION_MODE.get();
 	}
+	
+	public boolean hasAvailableApplicationMode() {
+		int currentModeCount = ApplicationMode.values(ctx).size();
+		if (currentModeCount == 0 || currentModeCount == 1 && getApplicationMode() == ApplicationMode.DEFAULT) {
+			return false;
+		}
+		return true;
+	}
 
 	protected ApplicationMode readApplicationMode() {
 		String s = settingsAPI.getString(globalPreferences, APPLICATION_MODE.getId(), ApplicationMode.DEFAULT.getStringKey());
diff --git a/OsmAnd/src/net/osmand/plus/activities/SettingsNavigationActivity.java b/OsmAnd/src/net/osmand/plus/activities/SettingsNavigationActivity.java
index 8649c08af5..a3d790470e 100644
--- a/OsmAnd/src/net/osmand/plus/activities/SettingsNavigationActivity.java
+++ b/OsmAnd/src/net/osmand/plus/activities/SettingsNavigationActivity.java
@@ -25,6 +25,7 @@ import android.widget.ArrayAdapter;
 import android.widget.SeekBar;
 import android.widget.SeekBar.OnSeekBarChangeListener;
 import android.widget.TextView;
+import android.widget.Toast;
 
 import net.osmand.plus.ApplicationMode;
 import net.osmand.plus.ContextMenuAdapter;
@@ -81,6 +82,11 @@ public class SettingsNavigationActivity extends SettingsBaseActivity {
     public void onCreate(Bundle savedInstanceState) {
 		((OsmandApplication) getApplication()).applyTheme(this);
 		super.onCreate(savedInstanceState);
+		settings = getMyApplication().getSettings();
+		if (!settings.hasAvailableApplicationMode()) {
+			Toast.makeText(this, R.string.turn_on_profile_desc, Toast.LENGTH_SHORT).show();
+			onBackPressed();
+		}
 		getToolbar().setTitle(R.string.routing_settings);
 		createUI();
     }
@@ -98,7 +104,6 @@ public class SettingsNavigationActivity extends SettingsBaseActivity {
 	private void createUI() {
 		addPreferencesFromResource(R.xml.navigation_settings);
 		PreferenceScreen screen = getPreferenceScreen();
-		settings = getMyApplication().getSettings();
 		RouteService[] vls = RouteService.getAvailableRouters(getMyApplication());
 		String[] entries = new String[vls.length];
 		for (int i = 0; i < entries.length; i++) {