/*
 * Copyright (c) 2012 Isode Limited.
 * All rights reserved.
 * See the COPYING file for more information.
 */

#pragma once

#include <Swift/Controllers/Settings/SettingsProvider.h>

namespace Swift {

class SettingsProviderHierachy : public SettingsProvider {
    public:
        virtual ~SettingsProviderHierachy();
        virtual std::string getSetting(const Setting<std::string>& setting);
        virtual void storeSetting(const Setting<std::string>& setting, const std::string& value);
        virtual bool getSetting(const Setting<bool>& setting);
        virtual void storeSetting(const Setting<bool>& setting, const bool& value);
        virtual int getSetting(const Setting<int>& setting);
        virtual void storeSetting(const Setting<int>& setting, const int& value);
        virtual std::vector<std::string> getAvailableProfiles();
        virtual void createProfile(const std::string& profile);
        virtual void removeProfile(const std::string& profile);
        virtual bool hasSetting(const std::string& key);
    protected:
        virtual bool getIsSettingFinal(const std::string& settingPath);

    public:
        /**
         * Adds a provider less significant than any already added.
         * This means that if an existing provider has a setting, this provider won't be asked.
         * Any settings will be pushed into the topmost (least significant) provider.
         * Does not take ownership of provider.
         */
        void addProviderToTopOfStack(SettingsProvider* provider);
    private:
        SettingsProvider* getWritableProvider();
    private:
        /* Start/Left is most significant (lowest), left overrides right.*/
        std::vector<SettingsProvider*> providers_;
};

}