/* SPDX-FileCopyrightText: 2026 Project Tick
 * SPDX-FileContributor: Project Tick
 * SPDX-License-Identifier: GPL-3.0-or-later
 *
 *   MeshMC - A Custom Launcher for Minecraft
 *   Copyright (C) 2026 Project Tick
 *
 *   This program is free software: you can redistribute it and/or modify
 *   it under the terms of the GNU General Public License as published by
 *   the Free Software Foundation, either version 3 of the License, or
 *   (at your option) any later version.
 *
 *   This program is distributed in the hope that it will be useful,
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *   GNU General Public License for more details.
 *
 *   You should have received a copy of the GNU General Public License
 *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */

#pragma once

template <typename T> class DefaultVariable
{
  public:
	DefaultVariable(const T& value)
	{
		defaultValue = value;
	}
	DefaultVariable<T>& operator=(const T& value)
	{
		currentValue = value;
		is_default = currentValue == defaultValue;
		is_explicit = true;
		return *this;
	}
	operator const T&() const
	{
		return is_default ? defaultValue : currentValue;
	}
	bool isDefault() const
	{
		return is_default;
	}
	bool isExplicit() const
	{
		return is_explicit;
	}

  private:
	T currentValue;
	T defaultValue;
	bool is_default = true;
	bool is_explicit = false;
};