Add mapping logic and serialization for writing

app/include/Serializable.h

@@ -0,0 +1,13 @@
+#ifndef SERIALIZABLE_H_
+#define SERIALIZABLE_H_
+
+#include <nlohmann/json.hpp>
+
+using json = nlohmann::json;
+
+class Serializable {
+public:
+  virtual json toJson() const = 0;
+};
+
+#endif // SERIALIZABLE_H_

app/include/Serializer.h

@@ -0,0 +1,22 @@
+#ifndef SERIALIZER_H_
+#define SERIALIZER_H_
+
+#include <memory>
+#include <vector>
+
+#include <nlohmann/json.hpp>
+
+#include <fan/Fan.h>
+
+using json = nlohmann::json;
+
+class Serializer {
+public:
+  Serializer();
+  void Serialize(std::vector<std::shared_ptr<Fan>> fans);
+
+private:
+  void WriteJson(json o);
+};
+
+#endif // SERIALIZER_H_

app/include/fan/Fan.h

@@ -1,7 +1,9 @@
 #ifndef FAN_H_
 #define FAN_H_
 
-class Fan {
+#include <Serializable.h>
+
+class Fan : public Serializable {
 public:
   virtual void pwm(int percent) = 0;
   virtual int rpm() = 0;

app/include/fan/HwmonFan.h

@@ -1,6 +1,7 @@
 #ifndef HWMONFAN_H_
 #define HWMONFAN_H_
 
+#include <boost/json/object.hpp>
 #include <memory>
 
 #include <fan/Fan.h>
@@ -15,6 +16,8 @@ public:
   void pwm(int percent) override;
   int rpm() override;
 
+  json toJson() const override;
+
 private:
   std::shared_ptr<PwmControl> mPwmControl;
   std::shared_ptr<Sensor> mRpmSensor;

app/include/fan/PwmControl.h

@@ -1,26 +1,31 @@
 #ifndef PWMCONTROL_H_
 #define PWMCONTROL_H_
 
+#include <boost/json/object.hpp>
 #include <string>
 
 #include <Printable.h>
+#include <Serializable.h>
 
 enum class PWM_CONTROL_PROPERTY { CONTROL, ENABLE, MODE };
 enum class PWM_ENABLE { FULL_SPEED = 0, MANUAL_CONTROL };
 enum class PWM_MODE { DC = 0, PWM };
 
-class PwmControl : public Printable {
+class PwmControl : public Printable, public Serializable {
 public:
   PwmControl(std::string controlPath);
+  ~PwmControl();
 
   void pwm(int percent);
   int pwm();
 
-  void enableManualControl();
-  void reset();
+  void EnableManualControl();
+  void Reset();
 
   const std::string toString() const override;
 
+  json toJson() const override;
+
 private:
   int readValue(std::string path);
 

app/include/sensor/HwmonSensor.h

@@ -13,6 +13,8 @@ public:
   int value() override;
   const std::string toString() const override;
 
+  json toJson() const override;
+
 private:
   const sensors_chip_name *mChipName;
   const sensors_feature *mFeature;

app/include/sensor/NvidiaSensor.h

@@ -11,6 +11,8 @@ public:
   int value() override;
 
   const std::string toString() const override;
+
+  json toJson() const override;
 };
 
 #endif // NVIDIASENSOR_H_

app/include/sensor/Sensor.h

@@ -2,8 +2,9 @@
 #define SENSOR_H_
 
 #include <Printable.h>
+#include <Serializable.h>
 
-class Sensor : public Printable {
+class Sensor : public Printable, public Serializable {
 public:
   // Read the current value
   virtual int value() = 0;