VersionChecker.h

#ifndef VERSIONCHECKER_H_
#define VERSIONCHECKER_H_

#include <curl/curl.h>
#include "json.hpp"

#include "Config/Version.h"
#include "../Utils/Logging.h"

using json = nlohmann::json;

//* GitVersion
struct GitVersion
{
    std::string Repository; 
    std::string Tag;        
    std::string Name;       
    std::string Commit;     
    bool PreRelease;        
};

//* VersionCompare
class VersionCompare
{
public:
    static bool NewerThanCurrent(const std::string& current, const std::string& other)
    {
        int parsedCurrent[3], parsedOther[3];
        parseVersion(parsedCurrent, current);
        parseVersion(parsedOther, other);
        return std::lexicographical_compare(parsedCurrent, parsedCurrent + 3, parsedOther, parsedOther + 3);
    }

private:
    static void parseVersion(int result[3], const std::string& input)
    {
        std::istringstream parser(input);
        parser >> result[0];
        for(int idx = 1; idx < 3; idx++)
        {
            parser.get();
            parser >> result[idx];
        }
    }
};

//* VersionChecker
class VersionChecker
{
public:
    bool CheckForUpdates(std::string repository, std::string currentVersion);

private:
    static size_t receiveData(void* contents, size_t size, size_t nmemb, std::string* tags);

    void retrieveData(std::string url, std::string* data);

    std::vector<GitVersion> retrieveVersions(std::string repository);

    std::vector<GitVersion> decodeVersions(std::string response);

    void retrieveRelease(GitVersion* version);

    void decodeRelease(GitVersion* version, std::string response);
};

#endif // VERSIONCHECKER_H_