ENH: clean codes about device

JIRA: [STUDIO-13609]
Change-Id: I591de7033360b9570600006cfbce2148a8d031d5
(cherry picked from commit e9c774be8f4c89b8dafa14ef56913612fb68bd0c)

src/slic3r/GUI/DeviceCore/DevNozzleSystem.h

@@ -0,0 +1,50 @@
+#pragma once
+#include "libslic3r/CommonDefs.hpp"
+#include "slic3r/Utils/json_diff.hpp"
+
+#include <wx/string.h>
+#include <map>
+
+namespace Slic3r
+{
+    // Previous definitions
+   class MachineObject;
+
+   struct DevNozzle
+   {
+       int             m_nozzle_id = -1;
+       NozzleFlowType  m_nozzle_flow = NozzleFlowType::S_FLOW;// 0-common 1-high flow
+       NozzleType      m_nozzle_type = NozzleType::ntUndefine;// 0-stainless_steel 1-hardened_steel 5-tungsten_carbide
+       float           m_diameter = 0.4f;// 0.2mm  0.4mm  0.6mm 0.8mm
+   };
+   
+   class DevNozzleSystem
+   {
+       friend class DevNozzleSystemParser;
+   public:
+       DevNozzleSystem(MachineObject* owner) : m_owner(owner) {}
+
+   public:
+       bool                            ContainsNozzle(int id) const { return m_nozzles.find(id) != m_nozzles.end(); }
+       DevNozzle                       GetNozzle(int id) const;
+       const std::map<int, DevNozzle>& GetNozzles() const { return m_nozzles;}
+
+   private:
+       void Reset();
+
+   private:
+       MachineObject* m_owner = nullptr;
+
+       int                          m_extder_exist = 0;  //0- none exist 1-exist, unused
+       int                          m_state = 0; //0-idle 1-checking, unused
+       std::map<int, DevNozzle> m_nozzles;
+
+   };
+
+   class DevNozzleSystemParser
+   {
+   public:
+       static void  ParseV1_0(const nlohmann::json& nozzletype_json, const nlohmann::json& diameter_json, DevNozzleSystem* system);
+       static void  ParseV2_0(const json& nozzle_json, DevNozzleSystem* system);
+   };
+};