apply now handles nested hashes

some debug logging added

lib/voicemeeter/iremote.rb

@@ -1,10 +1,15 @@
 require_relative "errors"
+require_relative "meta"
+require "easy_logging"
 
 module Voicemeeter
   class IRemote
     "
     Common interface between base class and higher classes.
     "
+    include EasyLogging
+    include Meta_Functions
+
     def initialize(remote, i = nil)
       @remote = remote
       @index = i
@@ -15,15 +20,17 @@ module Voicemeeter
     end
 
     def getter(param, is_string = false)
+      logger.debug "getter: #{_cmd(param)}"
       @remote.get(_cmd(param), is_string)
     end
 
     def setter(param, value)
+      logger.debug "setter: #{_cmd(param)}=#{value}"
       @remote.set(_cmd(param), value)
     end
 
     def _cmd(param)
-      param.empty? ? "#{self.identifier}" : "#{self.identifier}.#{param}"
+      param.empty? ? self.identifier : "#{self.identifier}.#{param}"
     end
 
     def identifier
@@ -31,7 +38,18 @@ module Voicemeeter
     end
 
     def apply(params)
-      params.each { |key, val| self.send(key, val) }
+      params.each do |key, val|
+        if val.is_a? Hash
+          target = self.send(key)
+          target.apply(val)
+        else
+          self.send("#{key}=", val)
+        end
+      end
+    end
+
+    def method_missing(method, *args)
+      logger.debug "Unknown method #{method} for #{self}."
     end
   end
 end