1 files changed, 141 insertions, 0 deletions
diff --git a/meshmc/launcher/minecraft/VersionFile.h b/meshmc/launcher/minecraft/VersionFile.h
new file mode 100644
index 0000000000..fdca5e54c6
--- /dev/null
+++ b/meshmc/launcher/minecraft/VersionFile.h
@@ -0,0 +1,141 @@
+/* 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
+
+#include <QString>
+#include <QStringList>
+#include <QDateTime>
+#include <QSet>
+
+#include <memory>
+#include "minecraft/OpSys.h"
+#include "minecraft/Rule.h"
+#include "ProblemProvider.h"
+#include "Library.h"
+#include <meta/JsonFormat.h>
+
+class PackProfile;
+class VersionFile;
+class LaunchProfile;
+struct MojangDownloadInfo;
+struct MojangAssetIndexInfo;
+
+using VersionFilePtr = std::shared_ptr<VersionFile>;
+class VersionFile : public ProblemContainer
+{
+	friend class MojangVersionFormat;
+	friend class OneSixVersionFormat;
+
+  public: /* methods */
+	void applyTo(LaunchProfile* profile);
+
+  public: /* data */
+	/// MeshMC: order hint for this version file if no explicit order is set
+	int order = 0;
+
+	/// MeshMC: human readable name of this package
+	QString name;
+
+	/// MeshMC: package ID of this package
+	QString uid;
+
+	/// MeshMC: version of this package
+	QString version;
+
+	/// MeshMC: DEPRECATED dependency on a Minecraft version
+	QString dependsOnMinecraftVersion;
+
+	/// Mojang: DEPRECATED used to version the Mojang version format
+	int minimumMeshMCVersion = -1;
+
+	/// Mojang: DEPRECATED version of Minecraft this is
+	QString minecraftVersion;
+
+	/// Mojang: class to launch Minecraft with
+	QString mainClass;
+
+	/// MeshMC: class to launch legacy Minecraft with (embed in a custom window)
+	QString appletClass;
+
+	/// Mojang: Minecraft launch arguments (may contain placeholders for
+	/// variable substitution)
+	QString minecraftArguments;
+
+	/// Mojang: type of the Minecraft version
+	QString type;
+
+	/// Mojang: the time this version was actually released by Mojang
+	QDateTime releaseTime;
+
+	/// Mojang: DEPRECATED the time this version was last updated by Mojang
+	QDateTime updateTime;
+
+	/// Mojang: DEPRECATED asset group to be used with Minecraft
+	QString assets;
+
+	/// MeshMC: list of tweaker mod arguments for launchwrapper
+	QStringList addTweakers;
+
+	/// Mojang: list of libraries to add to the version
+	QList<LibraryPtr> libraries;
+
+	/// MeshMC: list of maven files to put in the libraries folder, but not in
+	/// classpath
+	QList<LibraryPtr> mavenFiles;
+
+	/// The main jar (Minecraft version library, normally)
+	LibraryPtr mainJar;
+
+	/// MeshMC: list of attached traits of this version file - used to enable
+	/// features
+	QSet<QString> traits;
+
+	/// MeshMC: list of jar mods added to this version
+	QList<LibraryPtr> jarMods;
+
+	/// MeshMC: list of mods added to this version
+	QList<LibraryPtr> mods;
+
+	/**
+	 * MeshMC: set of packages this depends on
+	 * NOTE: this is shared with the meta format!!!
+	 */
+	Meta::RequireSet requirements;
+
+	/**
+	 * MeshMC: set of packages this conflicts with
+	 * NOTE: this is shared with the meta format!!!
+	 */
+	Meta::RequireSet conflicts;
+
+	/// is volatile -- may be removed as soon as it is no longer needed by
+	/// something else
+	bool m_volatile = false;
+
+  public:
+	// Mojang: DEPRECATED list of 'downloads' - client jar, server jar, windows
+	// server exe, maybe more.
+	QMap<QString, std::shared_ptr<MojangDownloadInfo>> mojangDownloads;
+
+	// Mojang: extended asset index download information
+	std::shared_ptr<MojangAssetIndexInfo> mojangAssetIndex;
+};