Config.hpp

#pragma once
 
#include "Common.hpp"
#include <vector>
 
struct KeyValues {
 
    std::string key;                 
    std::vector<std::string> values; 
    std::vector<KeyValues> elements; 
 
    explicit KeyValues(const std::string & aKey);
};
 
class Config {
public:
    explicit Config(const std::vector<std::string> & argv);
 
    bool showHelp();
 
protected:
    struct ArgumentInfo {
 
        ArgumentInfo(const std::string & aname, const std::string & ashort, const std::string & adetails,
            const std::vector<std::string> & avalues);
 
        std::string nameLong;            
        std::string nameShort;           
        std::string details;             
        std::vector<std::string> values; 
    };
 
    const std::vector<KeyValues> & arguments() const;
 
    void registerSection(const std::string & name);
    
    void registerArgument(const std::string & longName, const std::string & shortName, const std::string & details, const std::vector<std::string> & params = {});
    
    void registerArgument(const std::string & longName, const std::string & shortName, const std::string & details, const std::string & param);
 
private:
    static void parseFromFile(const std::string & filePath, std::vector<KeyValues> & arguments);
 
    static void parseFromArgs(const std::vector<std::string> & argv, std::vector<KeyValues> & arguments);
 
    std::vector<KeyValues> _rawArguments;
 
    std::vector<ArgumentInfo> _infos;
 
    bool _showHelp = false; 
};
 
class RenderingConfig : public Config {
public:
    explicit RenderingConfig(const std::vector<std::string> & argv);
    
    glm::vec2 renderingResolution();
    
    const size_t version = 1;
 
    bool vsync = true;
 
    int rate = 60;
 
    bool fullscreen = false;
 
    unsigned int initialWidth = 1000;
 
    unsigned int initialHeight = 750;
 
    int internalVerticalResolution = 720;
 
    bool forceAspectRatio = false;
 
    glm::vec2 screenResolution = glm::vec2(800.0f, 600.0f);
 
    glm::ivec4 windowFrame = glm::vec4(0, 0, 800, 600);
 
    std::string resourcesPath;
 
    bool trackDebug = true;
};