#ifndef USERSETTINGS_HH

#define USERSETTINGS_HH

#include "Command.hh"

#include "Setting.hh"

#include "outer.hh"

#include <memory>

#include <ranges>

#include <string_view>

#include <vector>

namespace openmsx {

class UserSettings

{

public:

	struct Info {

		std::unique_ptr<Setting> setting;

		StringStorage description; // because setting doesn't take ownership

	};

	using Settings = std::vector<Info>;

	explicit UserSettings(CommandController& commandController);

	void addSetting(Info&& info);

	void deleteSetting(Setting& setting);

	[[nodiscard]] Setting* findSetting(std::string_view name) const;

private:

	class Cmd final : public Command {

	public:

		explicit Cmd(CommandController& commandController);

		void execute(std::span<const TclObject> tokens,

			     TclObject& result) override;

		[[nodiscard]] std::string help(std::span<const TclObject> tokens) const override;

		void tabCompletion(std::vector<std::string>& tokens) const override;

	private:

		void create (std::span<const TclObject> tokens, TclObject& result);

		void destroy(std::span<const TclObject> tokens, TclObject& result);

		void info   (std::span<const TclObject> tokens, TclObject& result) const;

		[[nodiscard]] Info createString (std::span<const TclObject> tokens) const;

		[[nodiscard]] Info createBoolean(std::span<const TclObject> tokens) const;

		[[nodiscard]] Info createInteger(std::span<const TclObject> tokens) const;

		[[nodiscard]] Info createFloat  (std::span<const TclObject> tokens) const;

		[[nodiscard]] Info createEnum   (std::span<const TclObject> tokens) const;

		[[nodiscard]] auto getSettingNames() const {

			return std::views::transform(

				OUTER(UserSettings, userSettingCommand).settings,

				[](const auto& info) { return info.setting->getFullName(); });

		}

	} userSettingCommand;

	Settings settings; // unordered

};

} // namespace openmsx

#endif