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#include "FTBPackInstallTask.h"
#include "FileSystem.h"
#include "Json.h"
#include "minecraft/MinecraftInstance.h"
#include "minecraft/PackProfile.h"
#include "net/ChecksumValidator.h"
#include "settings/INISettingsObject.h"
#include "BuildConfig.h"
#include "Application.h"
namespace ModpacksCH {
PackInstallTask::PackInstallTask(Modpack pack, QString version)
{
m_pack = pack;
m_version_name = version;
}
bool PackInstallTask::abort()
{
if(abortable)
{
return jobPtr->abort();
}
return false;
}
void PackInstallTask::executeTask()
{
// Find pack version
bool found = false;
VersionInfo version;
for(auto vInfo : m_pack.versions) {
if (vInfo.name == m_version_name) {
found = true;
version = vInfo;
break;
}
}
if(!found) {
emitFailed(tr("Failed to find pack version %1").arg(m_version_name));
return;
}
auto *netJob = new NetJob("ModpacksCH::VersionFetch");
auto searchUrl = QString(BuildConfig.MODPACKSCH_API_BASE_URL + "public/modpack/%1/%2")
.arg(m_pack.id).arg(version.id);
netJob->addNetAction(Net::Download::makeByteArray(QUrl(searchUrl), &response));
jobPtr = netJob;
jobPtr->start(APPLICATION->network());
QObject::connect(netJob, &NetJob::succeeded, this, &PackInstallTask::onDownloadSucceeded);
QObject::connect(netJob, &NetJob::failed, this, &PackInstallTask::onDownloadFailed);
}
void PackInstallTask::onDownloadSucceeded()
{
jobPtr.reset();
QJsonParseError parse_error;
QJsonDocument doc = QJsonDocument::fromJson(response, &parse_error);
if(parse_error.error != QJsonParseError::NoError) {
qWarning() << "Error while parsing JSON response from FTB at " << parse_error.offset << " reason: " << parse_error.errorString();
qWarning() << response;
return;
}
auto obj = doc.object();
ModpacksCH::Version version;
try
{
ModpacksCH::loadVersion(version, obj);
}
catch (const JSONValidationError &e)
{
emitFailed(tr("Could not understand pack manifest:\n") + e.cause());
return;
}
m_version = version;
downloadPack();
}
void PackInstallTask::onDownloadFailed(QString reason)
{
jobPtr.reset();
emitFailed(reason);
}
void PackInstallTask::downloadPack()
{
setStatus(tr("Downloading mods..."));
jobPtr = new NetJob(tr("Mod download"));
for(auto file : m_version.files) {
if(file.serverOnly) continue;
QFileInfo fileName(file.name);
auto cacheName = fileName.completeBaseName() + "-" + file.sha1 + "." + fileName.suffix();
auto entry = APPLICATION->metacache()->resolveEntry("ModpacksCHPacks", cacheName);
entry->setStale(true);
auto relpath = FS::PathCombine("minecraft", file.path, file.name);
auto path = FS::PathCombine(m_stagingPath, relpath);
if (filesToCopy.contains(path)) {
qWarning() << "Ignoring" << file.url << "as a file of that path is already downloading.";
continue;
}
qDebug() << "Will download" << file.url << "to" << path;
filesToCopy[path] = entry->getFullPath();
auto dl = Net::Download::makeCached(file.url, entry);
if (!file.sha1.isEmpty()) {
auto rawSha1 = QByteArray::fromHex(file.sha1.toLatin1());
dl->addValidator(new Net::ChecksumValidator(QCryptographicHash::Sha1, rawSha1));
}
jobPtr->addNetAction(dl);
}
connect(jobPtr.get(), &NetJob::succeeded, this, [&]()
{
abortable = false;
jobPtr.reset();
install();
});
connect(jobPtr.get(), &NetJob::failed, [&](QString reason)
{
abortable = false;
jobPtr.reset();
emitFailed(reason);
});
connect(jobPtr.get(), &NetJob::progress, [&](qint64 current, qint64 total)
{
abortable = true;
setProgress(current, total);
});
jobPtr->start(APPLICATION->network());
}
void PackInstallTask::install()
{
setStatus(tr("Copying modpack files"));
for (auto iter = filesToCopy.begin(); iter != filesToCopy.end(); iter++) {
auto &to = iter.key();
auto &from = iter.value();
FS::copy fileCopyOperation(from, to);
if(!fileCopyOperation()) {
qWarning() << "Failed to copy" << from << "to" << to;
emitFailed(tr("Failed to copy files"));
return;
}
}
setStatus(tr("Installing modpack"));
auto instanceConfigPath = FS::PathCombine(m_stagingPath, "instance.cfg");
auto instanceSettings = std::make_shared<INISettingsObject>(instanceConfigPath);
instanceSettings->suspendSave();
instanceSettings->registerSetting("InstanceType", "Legacy");
instanceSettings->set("InstanceType", "OneSix");
MinecraftInstance instance(m_globalSettings, instanceSettings, m_stagingPath);
auto components = instance.getPackProfile();
components->buildingFromScratch();
for(auto target : m_version.targets) {
if(target.type == "game" && target.name == "minecraft") {
components->setComponentVersion("net.minecraft", target.version, true);
break;
}
}
for(auto target : m_version.targets) {
if(target.type != "modloader") continue;
if(target.name == "forge") {
components->setComponentVersion("net.minecraftforge", target.version, true);
}
else if(target.name == "fabric") {
components->setComponentVersion("net.fabricmc.fabric-loader", target.version, true);
}
}
// install any jar mods
QDir jarModsDir(FS::PathCombine(m_stagingPath, "minecraft", "jarmods"));
if (jarModsDir.exists()) {
QStringList jarMods;
for (const auto& info : jarModsDir.entryInfoList(QDir::NoDotAndDotDot | QDir::Files)) {
jarMods.push_back(info.absoluteFilePath());
}
components->installJarMods(jarMods);
}
components->saveNow();
instance.setName(m_instName);
instance.setIconKey(m_instIcon);
instanceSettings->resumeSave();
emitSucceeded();
}
}
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