Add 'meshmc/' from commit 'fad6a1066616b69d7f5fef01178efdf014c59537'

git-subtree-dir: meshmc
git-subtree-mainline: 934382c8a1ce738589dee9ee0f14e1cec812770e
git-subtree-split: fad6a1066616b69d7f5fef01178efdf014c59537

1 files changed, 147 insertions, 0 deletions

diff --git a/meshmc/launcher/modplatform/atlauncher/ATLPackInstallTask.h b/meshmc/launcher/modplatform/atlauncher/ATLPackInstallTask.h
new file mode 100644
index 0000000000..248002ea5f
--- /dev/null
+++ b/meshmc/launcher/modplatform/atlauncher/ATLPackInstallTask.h
@@ -0,0 +1,147 @@
+/* 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 2020-2021 Jamie Mansfield <jmansfield@cadixdev.org>
+ * Copyright 2021 Petr Mrazek <peterix@gmail.com>
+ *
+ * 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 <meta/VersionList.h>
+#include "ATLPackManifest.h"
+
+#include "InstanceTask.h"
+#include "net/NetJob.h"
+#include "settings/INISettingsObject.h"
+#include "minecraft/MinecraftInstance.h"
+#include "minecraft/PackProfile.h"
+#include "meta/Version.h"
+
+#include <nonstd/optional>
+
+namespace ATLauncher
+{
+
+	class UserInteractionSupport
+	{
+
+	  public:
+		/**
+		 * Requests a user interaction to select which optional mods should be
+		 * installed.
+		 */
+		virtual QVector<QString>
+		chooseOptionalMods(QVector<ATLauncher::VersionMod> mods) = 0;
+
+		/**
+		 * Requests a user interaction to select a component version from a
+		 * given version list and constrained to a given Minecraft version.
+		 */
+		virtual QString chooseVersion(Meta::VersionListPtr vlist,
+									  QString minecraftVersion) = 0;
+	};
+
+	class PackInstallTask : public InstanceTask
+	{
+		Q_OBJECT
+
+	  public:
+		explicit PackInstallTask(UserInteractionSupport* support, QString pack,
+								 QString version);
+		virtual ~PackInstallTask() {}
+
+		bool canAbort() const override
+		{
+			return true;
+		}
+		bool abort() override;
+
+	  protected:
+		virtual void executeTask() override;
+
+	  private slots:
+		void onDownloadSucceeded();
+		void onDownloadFailed(QString reason);
+
+		void onModsDownloaded();
+		void onModsExtracted();
+
+	  private:
+		QString getDirForModType(ModType type, QString raw);
+		QString getVersionForLoader(QString uid);
+		QString detectLibrary(VersionLibrary library);
+
+		bool createLibrariesComponent(QString instanceRoot,
+									  std::shared_ptr<PackProfile> profile);
+		bool createPackComponent(QString instanceRoot,
+								 std::shared_ptr<PackProfile> profile);
+
+		void installConfigs();
+		void extractConfigs();
+		void downloadMods();
+		bool extractMods(const QMap<QString, VersionMod>& toExtract,
+						 const QMap<QString, VersionMod>& toDecomp,
+						 const QMap<QString, QString>& toCopy);
+		void install();
+
+	  private:
+		UserInteractionSupport* m_support;
+
+		bool abortable = false;
+
+		NetJob::Ptr jobPtr;
+		QByteArray response;
+
+		QString m_pack;
+		QString m_version_name;
+		PackVersion m_version;
+
+		QMap<QString, VersionMod> modsToExtract;
+		QMap<QString, VersionMod> modsToDecomp;
+		QMap<QString, QString> modsToCopy;
+
+		QString archivePath;
+		QStringList jarmods;
+		Meta::VersionPtr minecraftVersion;
+		QMap<QString, Meta::VersionPtr> componentsToInstall;
+
+		QFuture<nonstd::optional<QStringList>> m_extractFuture;
+		QFutureWatcher<nonstd::optional<QStringList>> m_extractFutureWatcher;
+
+		QFuture<bool> m_modExtractFuture;
+		QFutureWatcher<bool> m_modExtractFutureWatcher;
+	};
+
+} // namespace ATLauncher