apply extended to handle bus modes

lib/voicemeeter/iremote.rb

@@ -30,7 +30,7 @@ module Voicemeeter
     end
 
     def _cmd(param)
-      param.empty? ? self.identifier : "#{self.identifier}.#{param}"
+      param.empty? ? identifier : "#{identifier}.#{param}"
     end
 
     def identifier
@@ -42,11 +42,15 @@ module Voicemeeter
         if val.is_a? Hash
           target = self.send(key)
           target.apply(val)
+        else
+          if key == :mode
+            self.mode.send("#{val}=", true)
           else
             self.send("#{key}=", val)
           end
         end
       end
+    end
 
     def method_missing(method, *args)
       logger.debug "Unknown method #{method} for #{self}."