#pragma once

#include <string>

class Licensed {
public:
    Licensed();
    ~Licensed();

    static Licensed& Instance();

    const std::string GetKey(void) const;
    bool Valid(const std::string& str) const;
    std::string Generated(const std::string& key) const;
    bool GeneratedKeyToFile(const std::string& key, const std::string& path);
    bool CheckKeyFromFile(const std::string& path);

    bool CheckValid();
    void UpdateToken();

    void UpdateGetTokenCount(bool success);

private:
    void GetCpuId(unsigned int CPUInfo[4], unsigned int InfoType) const;
    void GetCpuIdex(unsigned int CPUInfo[4], unsigned int InfoType, unsigned int ECXValue) const;
    char* GetCpuId(char* pCpuId, int rom) const;
    std::string GetHardDiskID() const;
    std::string AddString(const std::string& a, const std::string& b) const;

    std::string GetKeyFromLocalFile() const;

private:
    int32_t m_count{ 0 };
};