Rules for POP3 inbox only

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

@@ -2360,6 +2360,32 @@ public class ActivityView extends ActivityBilling implements FragmentManager.OnB
     }
 
     private void onMenuRulesFolder(Bundle args) {
+        int protocol = args.getInt("protocol");
+        if (protocol == EntityAccount.TYPE_POP) {
+            new SimpleTask<EntityFolder>() {
+                @Override
+                protected EntityFolder onExecute(Context context, Bundle args) throws Throwable {
+                    long account = args.getLong("account");
+                    DB db = DB.getInstance(context);
+                    return db.folder().getFolderByType(account, EntityFolder.INBOX);
+                }
+
+                @Override
+                protected void onExecuted(Bundle args, EntityFolder folder) {
+                    if (folder == null)
+                        return;
+
+                    args.putLong("folder", folder.id);
+                    args.putString("type", folder.type);
+                    onMenuRules(args);
+                }
+
+                @Override
+                protected void onException(Bundle args, Throwable ex) {
+                    Log.unexpectedError(getSupportFragmentManager(), ex);
+                }
+            }.execute(this, args, "rules:pop");
+        } else {
             args.putInt("icon", R.drawable.twotone_filter_alt_24);
             args.putString("title", getString(R.string.title_select));
             args.putLongArray("disabled", new long[0]);
@@ -2369,6 +2395,7 @@ public class ActivityView extends ActivityBilling implements FragmentManager.OnB
             fragment.setTargetActivity(this, REQUEST_RULES_FOLDER);
             fragment.show(getSupportFragmentManager(), "rules:folder");
         }
+    }
 
     private void onMenuRules(Bundle args) {
         FragmentRules fragment = new FragmentRules();