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/* 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/>.
 *
 *  This file incorporates work covered by the following copyright and
 *  permission notice:
 *
 * Copyright 2015-2021 MultiMC Contributors
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#pragma once

#include "BaseEntity.h"
#include "BaseVersionList.h"
#include <QJsonObject>
#include <memory>

namespace Meta
{
	using VersionPtr = std::shared_ptr<class Version>;
	using VersionListPtr = std::shared_ptr<class VersionList>;

	class VersionList : public BaseVersionList, public BaseEntity
	{
		Q_OBJECT
		Q_PROPERTY(QString uid READ uid CONSTANT)
		Q_PROPERTY(QString name READ name NOTIFY nameChanged)
	  public:
		explicit VersionList(const QString& uid, QObject* parent = nullptr);

		enum Roles {
			UidRole = Qt::UserRole + 100,
			TimeRole,
			RequiresRole,
			VersionPtrRole
		};

		Task::Ptr getLoadTask() override;
		bool isLoaded() override;
		const BaseVersionPtr at(int i) const override;
		int count() const override;
		void sortVersions() override;

		BaseVersionPtr getRecommended() const override;

		QVariant data(const QModelIndex& index, int role) const override;
		RoleList providesRoles() const override;
		QHash<int, QByteArray> roleNames() const override;

		QString localFilename() const override;

		QString uid() const
		{
			return m_uid;
		}
		QString name() const
		{
			return m_name;
		}
		QString humanReadable() const;

		VersionPtr getVersion(const QString& version);

		QVector<VersionPtr> versions() const
		{
			return m_versions;
		}

	  public: // for usage only by parsers
		void setName(const QString& name);
		void setVersions(const QVector<VersionPtr>& versions);
		void merge(const VersionListPtr& other);
		void mergeFromIndex(const VersionListPtr& other);
		void parse(const QJsonObject& obj) override;

	  signals:
		void nameChanged(const QString& name);

	  protected slots:
		void updateListData(QList<BaseVersionPtr>) override {}

	  private:
		QVector<VersionPtr> m_versions;
		QHash<QString, VersionPtr> m_lookup;
		QString m_uid;
		QString m_name;

		VersionPtr m_recommended;

		void setupAddedVersion(const int row, const VersionPtr& version);
	};
} // namespace Meta
Q_DECLARE_METATYPE(Meta::VersionListPtr)