Added auto car mode

app/src/main/assets/CHANGELOG.md

@@ -4,6 +4,10 @@
 
 ### [Adratiklit](https://en.wikipedia.org/wiki/Adratiklit)
 
+### Next version
+
+* Improved Android Auto support
+
 ### 1.1746
 
 * Enabled Android auto support (see the FAQ for details)

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

@@ -4520,6 +4520,9 @@ class Core {
         String sound = prefs.getString("sound", null);
         boolean alert_once = prefs.getBoolean("alert_once", true);
 
+        if (Helper.inCar(context))
+            notify_messaging = true;
+
         // Get contact info
         Map<Long, Address[]> messageFrom = new HashMap<>();
         Map<Long, ContactInfo[]> messageInfo = new HashMap<>();

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

@@ -26,6 +26,7 @@ import android.Manifest;
 import android.app.Activity;
 import android.app.ActivityManager;
 import android.app.KeyguardManager;
+import android.app.UiModeManager;
 import android.app.usage.UsageStatsManager;
 import android.content.ActivityNotFoundException;
 import android.content.ComponentName;
@@ -1041,6 +1042,17 @@ public class Helper {
         return (Build.VERSION.SDK_INT > Build.VERSION_CODES.R && false);
     }
 
+    static boolean inCar(Context context) {
+        try {
+            UiModeManager uimm =
+                    (UiModeManager) context.getSystemService(Context.UI_MODE_SERVICE);
+            return (uimm.getCurrentModeType() == Configuration.UI_MODE_TYPE_CAR);
+        } catch (Throwable ex) {
+            Log.w(ex);
+            return false;
+        }
+    }
+
     static void reportNoViewer(Context context, Uri uri) {
         reportNoViewer(context, new Intent().setData(uri));
     }

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

@@ -25,6 +25,7 @@ import android.app.Dialog;
 import android.app.Notification;
 import android.app.NotificationChannel;
 import android.app.NotificationManager;
+import android.app.UiModeManager;
 import android.app.usage.UsageStatsManager;
 import android.content.ContentResolver;
 import android.content.Context;
@@ -1761,6 +1762,17 @@ public class Log {
                 .append(" night=").append(Helper.isNight(context))
                 .append("\r\n");
 
+        int mode;
+        try {
+            UiModeManager uimm =
+                    (UiModeManager) context.getSystemService(Context.UI_MODE_SERVICE);
+            mode = uimm.getCurrentModeType();
+        } catch (Throwable ex) {
+            mode = -1;
+            Log.w(ex);
+        }
+        sb.append(String.format("In car=%b mode=%d\r\n", Helper.inCar(context), mode));
+
         sb.append("ExactAlarms")
                 .append(" can=")
                 .append(AlarmManagerCompatEx.canScheduleExactAlarms(context))