diff --git a/CommandDetector.pro.user b/CommandDetector.pro.user
index 41c494c..2978f43 100644
--- a/CommandDetector.pro.user
+++ b/CommandDetector.pro.user
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE QtCreatorProject>
-<!-- Written by QtCreator 4.10.0, 2022-10-29T16:44:05. -->
+<!-- Written by QtCreator 4.10.0, 2022-11-19T13:55:01. -->
 <qtcreator>
  <data>
   <variable>EnvironmentId</variable>
diff --git a/logic/include/CommandDecoder.h.autosave b/logic/include/CommandDecoder.h.autosave
new file mode 100644
index 0000000..6d933e3
--- /dev/null
+++ b/logic/include/CommandDecoder.h.autosave
@@ -0,0 +1,27 @@
+#ifndef COMMANDDECODER_H
+#define COMMANDDECODER_H
+
+#include <QList>
+#include "CommandsType.h"
+
+class CommandDecoder
+{
+private:
+	QList<CommandsType> _decodedList;
+	bool _isNextItemValue = true;
+	int j = 0;
+	int _argc;
+
+	bool isCommand(char* argv);
+	void checkIfEnoughArgsAreProvided(int argc);
+	QList<CommandsType> CommandValueDecoder(char* argv[]);
+	void initCommandStrcut(char* argv, CommandsType& sample);
+	void checkIfNextItemShallBeValue(char* argv);
+
+public:
+	CommandDecoder();
+
+	QList<CommandsType> decoderString(int argc, char* argv[]);
+};
+
+#endif //COMMANDDECODER_H
diff --git a/logic/src/CommandDecoder.cpp b/logic/src/CommandDecoder.cpp
index 33ff758..ef3006b 100644
--- a/logic/src/CommandDecoder.cpp
+++ b/logic/src/CommandDecoder.cpp
@@ -19,13 +19,14 @@ void CommandDecoder::checkIfEnoughArgsAreProvided(int argc)
 {
 	if(argc < 2)
 	{
-		throw"the usage should lookLike this  Sin <parameter>";
+		throw"the usage should lookLike this  Cin <parameter>";
 	}
 }
 
 //****************************************************************
 QList<CommandsType> CommandDecoder::CommandValueDecoder(char* argv[])
 {
+	int j = 0;
 	while(j < _argc)
 	{
 		CommandsType sample;
@@ -41,18 +42,18 @@ QList<CommandsType> CommandDecoder::CommandValueDecoder(char* argv[])
 		j++;
 	}
 
-	return decodedList;
+	return _decodedList;
 }
 
 //****************************************************************
 void CommandDecoder::checkIfNextItemShallBeValue(char* argv)
 {
-	if(!isNextItemValue)
+	if(!_isNextItemValue)
 	{
 		throw"duplicated Value and its wrong";
 	}
-	decodedList.last().value = argv;
-	isNextItemValue = false;
+	_decodedList.last().value = argv;
+	_isNextItemValue = false;
 }
 
 //****************************************************************
@@ -60,8 +61,8 @@ void CommandDecoder::initCommandStrcut(char* argv, CommandsType& sample)
 {
 	sample.command = argv;
 	sample.value = Q_NULLPTR;
-	isNextItemValue = true;
-	decodedList.append(sample);
+	_isNextItemValue = true;
+	_decodedList.append(sample);
 }
 
 //****************************************************************