PresetManager.h

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namespace krotos
{
    //==============================================================================
    class PresetManager final
    {
      public:
        struct Preset
        {
            String name;
            File path;
        };
 
        std::function<void(const ValueTree&)> presetChanged{nullptr};
 
        static bool checkPresetVersion(const File& presetFile, const String& pluginVersion, const bool showAlertWindow);
 
        static String getPresetVersion(const ValueTree& state);
 
        static String getPresetVersion(const File& presetFile);
 
        static void writePresetVersion(ValueTree& state, const String& versionNumber);
 
        static File getFactoryTemplateDirectory();
 
        static File getUserTemplateDirectory();
 
        static File getFactoryPresetDirectory();
 
        static File getUserPresetDirectory();
 
        static ValueTree getValueTreeFromFile(const File& presetFile);
 
        static void writeValueTreeToFile(const ValueTree& valueTree, const File& outputFile);
 
        static Preset getPresetFromFile(const File& file);
 
        static File getInitPresetFile();
 
        PresetManager();
 
        const Preset& getCurrentPreset() const;
 
        void setCurrentPreset(const File& presetFile);
 
        PopupMenu getCurrentPopupMenu();
 
        static void checkReformerVersion(ValueTree& state);
 
        static void checkReformerVersion(File& preset);
 
        static void writeReformerVersion(ValueTree& state);
 
        static String getReformerVersion(ValueTree& state);
 
      private:
        PopupMenu getPopupMenuFromDirectory(const File& presetDirectory);
        static void checkReformerVersionInternal(ValueTree& state);
        void initializePresetDirectories();
 
        static const String m_cutoffVersion;
        static const String m_factoryPresetFolderName;
        static const String m_userPresetFolderName;
        static const String m_presetFileExtension;
        static const String m_initFileName;
 
        Preset m_currentPreset;
 
        JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(PresetManager)
    };
 
    class PresetException : public std::runtime_error
    {
      public:
        PresetException(const String& whatHappened, const String& whenDidItHappen)
            : std::runtime_error(whatHappened.getCharPointer())
        {
            this->m_whenDidItHappen = whenDidItHappen;
        };
        char const* what() const noexcept override;
        String when() const;
 
      private:
        String m_whenDidItHappen;
    };
} // namespace krotos