path: root/archived/projt-launcher/launcher/minecraft/auth/MinecraftAccount.hpp

// SPDX-License-Identifier: GPL-3.0-only
// SPDX-FileCopyrightText: 2026 Project Tick
// SPDX-FileContributor: Project Tick Team
/*
 *  ProjT Launcher - Minecraft Launcher
 *  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, version 3.
 *
 *  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, write to the Free Software Foundation,
 *  Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 *
 * === Upstream License Block (Do Not Modify) ==============================
 *
 *  Prism Launcher - Minecraft Launcher
 *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
 *
 *  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, version 3.
 *
 *  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, write to the Free Software Foundation,
 *  Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 *
 * This file incorporates work covered by the following copyright and
 * permission notice:
 *
 *      Copyright 2013-2021 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 <QJsonObject>
#include <QList>
#include <QMap>
#include <QObject>
#include <QPair>
#include <QPixmap>
#include <QString>

#include "AccountData.hpp"
#include "AuthSession.hpp"
#include "QObjectPtr.h"
#include "Usable.h"
#include "minecraft/auth/AuthFlow.hpp"

class Task;
class MinecraftAccount;

using MinecraftAccountPtr = shared_qobject_ptr<MinecraftAccount>;
Q_DECLARE_METATYPE(MinecraftAccountPtr)

/**
 * A profile within someone's Mojang account.
 *
 * Currently, the profile system has not been implemented by Mojang yet,
 * but we might as well add some things for it in ProjT Launcher right now so
 * we don't have to rip the code to pieces to add it later.
 */
struct AccountProfile
{
	QString id;
	QString name;
	bool legacy;
};

/**
 * Object that stores information about a certain Mojang account.
 *
 * Said information may include things such as that account's username, client token, and access
 * token if the user chose to stay logged in.
 */
class MinecraftAccount : public QObject, public Usable
{
	Q_OBJECT
  public: /* construction */
	//! Do not copy accounts. ever.
	explicit MinecraftAccount(const MinecraftAccount& other, QObject* parent) = delete;

	//! Default constructor
	explicit MinecraftAccount(QObject* parent = 0);

	static MinecraftAccountPtr createBlankMSA();

	static MinecraftAccountPtr createOffline(const QString& username);

	static MinecraftAccountPtr loadFromJsonV3(const QJsonObject& json);

	static QUuid uuidFromUsername(QString username);

	//! Saves a MinecraftAccount to a JSON object and returns it.
	QJsonObject saveToJson() const;

  public: /* manipulation */
	shared_qobject_ptr<AuthFlow> login(bool useDeviceCode = false);

	shared_qobject_ptr<AuthFlow> refresh();

	shared_qobject_ptr<AuthFlow> currentTask();

  public: /* queries */
	QString internalId() const
	{
		return data.internalId;
	}

	QString accountDisplayString() const
	{
		return data.accountDisplayString();
	}

	QString accessToken() const
	{
		return data.accessToken();
	}

	QString profileId() const
	{
		return data.profileId();
	}

	QString profileName() const
	{
		return data.profileName();
	}

	QString displayName() const;

	bool isActive() const;

	AccountType accountType() const noexcept
	{
		return data.type;
	}

	bool ownsMinecraft() const
	{
		return data.type != AccountType::Offline && data.minecraftEntitlement.ownsMinecraft;
	}

	bool hasProfile() const
	{
		return data.profileId().size() != 0;
	}

	QString typeString() const
	{
		switch (data.type)
		{
			case AccountType::MSA:
			{
				return "msa";
			}
			break;
			case AccountType::Offline:
			{
				return "offline";
			}
			break;
			default:
			{
				return "unknown";
			}
		}
	}

	QPixmap getFace() const;

	//! Returns the current state of the account
	AccountState accountState() const;

	AccountData* accountData()
	{
		return &data;
	}

	bool shouldRefresh() const;

	void fillSession(AuthSessionPtr session);

	QString lastError() const
	{
		return data.lastError();
	}

  signals:
	/**
	 * This signal is emitted when the account changes
	 */
	void changed();

	void activityChanged(bool active);

	// Specific signals for different state changes
	void accountStateChanged(AccountState newState);
	void authenticationSucceeded();
	void authenticationFailed(QString reason, AccountTaskState taskState);
	void profileUpdated();
	void validityChanged(Validity newValidity);
	/// Emitted when an authentication error occurs
	void authenticationError(QString errorMessage);

  protected: /* variables */
	AccountData data;

	// current task we are executing here
	shared_qobject_ptr<AuthFlow> m_currentTask;

  protected: /* methods */
	void incrementUses() override;
	void decrementUses() override;

  private slots:
	void authSucceeded();
	void authFailed(QString reason);
};