Refactoring

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

@@ -1204,19 +1204,19 @@ public class AdapterMessage extends RecyclerView.Adapter<AdapterMessage.ViewHold
                 ibAuth.setVisibility(View.GONE);
 
             if (EntityMessage.PRIORITIY_HIGH.equals(message.ui_priority)) {
-                ibPriority.setImageLevel(0);
+                ibPriority.setImageLevel(message.ui_priority);
                 ibPriority.setVisibility(View.VISIBLE);
             } else if (EntityMessage.PRIORITIY_LOW.equals(message.ui_priority)) {
-                ibPriority.setImageLevel(1);
+                ibPriority.setImageLevel(message.ui_priority);
                 ibPriority.setVisibility(View.VISIBLE);
             } else
                 ibPriority.setVisibility(View.GONE);
 
             if (EntityMessage.PRIORITIY_HIGH.equals(message.ui_importance)) {
-                ivImportance.setImageLevel(0);
+                ivImportance.setImageLevel(message.ui_importance);
                 ivImportance.setVisibility(View.VISIBLE);
             } else if (EntityMessage.PRIORITIY_LOW.equals(message.ui_importance)) {
-                ivImportance.setImageLevel(1);
+                ivImportance.setImageLevel(message.ui_importance);
                 ivImportance.setVisibility(View.VISIBLE);
             } else
                 ivImportance.setVisibility(View.GONE);

app/src/main/res/drawable/importance.xml

@@ -1,9 +1,12 @@
 <?xml version="1.0" encoding="utf-8"?>
 <level-list xmlns:android="http://schemas.android.com/apk/res/android">
     <item
-        android:drawable="@drawable/baseline_arrow_upward_24"
+        android:drawable="@drawable/baseline_arrow_downward_24"
         android:maxLevel="0" />
     <item
-        android:drawable="@drawable/baseline_arrow_downward_24"
+        android:drawable="@drawable/twotone_horizontal_rule_24"
         android:maxLevel="1" />
+    <item
+        android:drawable="@drawable/baseline_arrow_upward_24"
+        android:maxLevel="2" />
 </level-list>

app/src/main/res/drawable/priority.xml

@@ -1,9 +1,9 @@
 <?xml version="1.0" encoding="utf-8"?>
 <level-list xmlns:android="http://schemas.android.com/apk/res/android">
     <item
-        android:drawable="@drawable/twotone_priority_high_24"
+        android:drawable="@drawable/twotone_low_priority_24"
         android:maxLevel="0" />
     <item
-        android:drawable="@drawable/twotone_low_priority_24"
+        android:drawable="@drawable/twotone_priority_high_24"
-        android:maxLevel="1" />
+        android:maxLevel="2" />
 </level-list>