snakecase, camelcase functions moved into

Util::String

module Cache added.

lib/voicemeeter/base.rb

@@ -5,12 +5,14 @@ require_relative "midi"
 require_relative "event"
 require_relative "worker"
 require_relative "errors"
+require_relative "util"
 require_relative "logger"
 
 module Voicemeeter
   class Base
     include Logging
     include Worker
+    include Util::Cache
 
     attr_reader :kind, :midi, :event, :running, :callback
     attr_accessor :cache
@@ -106,15 +108,16 @@ module Voicemeeter
     end
 
     def get(name, is_string = false)
-      clear_dirty if @sync
+      polling(:get, name: name) do
         if is_string
-        c_get = FFI::MemoryPointer.new(:string, 512, true)
-        CBindings.call(:bind_get_parameter_string_a, name, c_get)
-        c_get.read_string
+          cget = FFI::MemoryPointer.new(:string, 512, true)
+          CBindings.call(:bind_get_parameter_string_a, name, cget)
+          cget.read_string
         else
-        c_get = FFI::MemoryPointer.new(:float, 1)
-        CBindings.call(:bind_get_parameter_float, name, c_get)
-        c_get.read_float.round(1)
+          cget = FFI::MemoryPointer.new(:float, 1)
+          CBindings.call(:bind_get_parameter_float, name, cget)
+          cget.read_float.round(1)
+        end
       end
     end
 
@@ -124,17 +127,20 @@ module Voicemeeter
       else
         CBindings.call(:bind_set_parameter_float, name, value.to_f)
       end
+      cache.store(name, value)
     end
 
     def get_buttonstatus(id, mode)
-      clear_dirty if @sync
-      c_get = FFI::MemoryPointer.new(:float, 1)
-      CBindings.call(:bind_macro_button_get_status, id, c_get, mode)
-      c_get.read_float.to_i
+      polling(:get_buttonstatus, id: id, mode: mode) do
+        cget = FFI::MemoryPointer.new(:float, 1)
+        CBindings.call(:bind_macro_button_get_status, id, cget, mode)
+        cget.read_float.to_i
+      end
     end
 
-    def set_buttonstatus(id, state, mode)
+    def set_buttonstatus(id, mode, state)
       CBindings.call(:bind_macro_button_set_status, id, state, mode)
+      cache.store("mb_#{id}_#{mode}", state)
     end
 
     def get_level(mode, index)

lib/voicemeeter/cbindings.rb

@@ -16,7 +16,7 @@ module Voicemeeter
     ffi_convention :stdcall
 
     private_class_method def self.attach_function(c_name, args, returns)
-      ruby_name = "bind_#{Util.snakecase(c_name.to_s.delete_prefix("VBVMR_"))}".to_sym
+      ruby_name = "bind_#{Util::String.snakecase(c_name.to_s.delete_prefix("VBVMR_"))}".to_sym
       super(ruby_name, c_name, args, returns)
     end
 

lib/voicemeeter/errors.rb

@@ -19,7 +19,7 @@ module Voicemeeter
       end
 
       def fn_name
-        "VBVMR_#{Util.camelcase(@ruby_name.to_s.delete_prefix("bind_")).sub("macro_button", "macrobutton")}"
+        "VBVMR_#{Util::String.camelcase(@ruby_name.to_s.delete_prefix("bind_")).sub("macro_button", "macrobutton")}"
       end
     end
   end

lib/voicemeeter/util.rb

@@ -1,5 +1,6 @@
 module Voicemeeter
   module Util
+    module String
       def snakecase(string)
         string.gsub(/([A-Z]+)([A-Z][a-z])/, '\1_\2')
           .gsub(/([a-z\d])([A-Z])/, '\1_\2')
@@ -16,4 +17,19 @@ module Voicemeeter
 
       module_function :snakecase, :camelcase
     end
+
+    module Cache
+      def polling(func, **kwargs)
+        params = {
+          get: kwargs[:name],
+          get_buttonstatus: "mb_#{kwargs[:id]}_#{kwargs[:mode]}"
+        }
+        return cache.delete(params[func]) if cache.key? params[func]
+
+        clear_dirty if @sync
+
+        yield
+      end
+    end
+  end
 end