PrismLauncher/launcher/modplatform/import_ftb/PackInstallTask.cpp

// SPDX-License-Identifier: GPL-3.0-only
/*
 *  Prism Launcher - Minecraft Launcher
 *  Copyright (c) 2023 Trial97 <alexandru.tripon97@gmail.com>
 *
 *  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, see <https://www.gnu.org/licenses/>.
 */

#include "PackInstallTask.h"

#include <QtConcurrent>

#include "BaseInstance.h"
#include "FileSystem.h"
#include "minecraft/MinecraftInstance.h"
#include "minecraft/PackProfile.h"
#include "modplatform/ResourceAPI.h"
#include "modplatform/import_ftb/PackHelpers.h"
#include "settings/INISettingsObject.h"

namespace FTBImportAPP {

void PackInstallTask::executeTask()
{
    setStatus(tr("Copying files..."));
    setAbortable(false);
    progress(1, 2);

    m_copyFuture = QtConcurrent::run(QThreadPool::globalInstance(), [this] {
        FS::copy folderCopy(m_pack.path, FS::PathCombine(m_stagingPath, ".minecraft"));
        folderCopy.followSymlinks(true);
        return folderCopy();
    });
    connect(&m_copyFutureWatcher, &QFutureWatcher<bool>::finished, this, &PackInstallTask::copySettings);
    connect(&m_copyFutureWatcher, &QFutureWatcher<bool>::canceled, this, &PackInstallTask::emitAborted);
    m_copyFutureWatcher.setFuture(m_copyFuture);
}

void PackInstallTask::copySettings()
{
    setStatus(tr("Copying settings..."));
    progress(2, 2);
    QString instanceConfigPath = FS::PathCombine(m_stagingPath, "instance.cfg");
    auto instanceSettings = std::make_shared<INISettingsObject>(instanceConfigPath);
    instanceSettings->suspendSave();
    MinecraftInstance instance(m_globalSettings, instanceSettings, m_stagingPath);
    instance.settings()->set("InstanceType", "OneSix");

    if (m_pack.jvmArgs.isValid() && !m_pack.jvmArgs.toString().isEmpty()) {
        instance.settings()->set("OverrideJavaArgs", true);
        instance.settings()->set("JvmArgs", m_pack.jvmArgs.toString());
    }

    auto components = instance.getPackProfile();
    components->buildingFromScratch();
    components->setComponentVersion("net.minecraft", m_pack.mcVersion, true);

    auto modloader = m_pack.loaderType;
    if (modloader.has_value())
        switch (modloader.value()) {
            case ResourceAPI::NeoForge: {
                components->setComponentVersion("net.neoforged", m_pack.version, true);
                break;
            }
            case ResourceAPI::Forge: {
                components->setComponentVersion("net.minecraftforge", m_pack.version, true);
                break;
            }
            case ResourceAPI::Fabric: {
                components->setComponentVersion("net.fabricmc.fabric-loader", m_pack.version, true);
                break;
            }
            case ResourceAPI::Quilt: {
                components->setComponentVersion("org.quiltmc.quilt-loader", m_pack.version, true);
                break;
            }
            case ResourceAPI::Cauldron:
                break;
            case ResourceAPI::LiteLoader:
                break;
        }
    components->saveNow();

    instance.setName(name());
    if (m_instIcon == "default")
        m_instIcon = "ftb_logo";
    instance.setIconKey(m_instIcon);
    instanceSettings->resumeSave();

    emitSucceeded();
}

}  // namespace FTBImportAPP