pollymc/launcher/ui/pages/modplatform/atlauncher/AtlListModel.cpp
2021-11-22 03:55:16 +01:00

194 lines
5.0 KiB
C++

#include "AtlListModel.h"
#include <BuildConfig.h>
#include <Application.h>
#include <Json.h>
namespace Atl {
ListModel::ListModel(QObject *parent) : QAbstractListModel(parent)
{
}
ListModel::~ListModel()
{
}
int ListModel::rowCount(const QModelIndex &parent) const
{
return modpacks.size();
}
int ListModel::columnCount(const QModelIndex &parent) const
{
return 1;
}
QVariant ListModel::data(const QModelIndex &index, int role) const
{
int pos = index.row();
if(pos >= modpacks.size() || pos < 0 || !index.isValid())
{
return QString("INVALID INDEX %1").arg(pos);
}
ATLauncher::IndexedPack pack = modpacks.at(pos);
if(role == Qt::DisplayRole)
{
return pack.name;
}
else if (role == Qt::ToolTipRole)
{
return pack.name;
}
else if(role == Qt::DecorationRole)
{
if(m_logoMap.contains(pack.safeName))
{
return (m_logoMap.value(pack.safeName));
}
auto icon = APPLICATION->getThemedIcon("atlauncher-placeholder");
auto url = QString(BuildConfig.ATL_DOWNLOAD_SERVER_URL + "launcher/images/%1.png").arg(pack.safeName.toLower());
((ListModel *)this)->requestLogo(pack.safeName, url);
return icon;
}
else if(role == Qt::UserRole)
{
QVariant v;
v.setValue(pack);
return v;
}
return QVariant();
}
void ListModel::request()
{
beginResetModel();
modpacks.clear();
endResetModel();
auto *netJob = new NetJob("Atl::Request");
auto url = QString(BuildConfig.ATL_DOWNLOAD_SERVER_URL + "launcher/json/packsnew.json");
netJob->addNetAction(Net::Download::makeByteArray(QUrl(url), &response));
jobPtr = netJob;
jobPtr->start(APPLICATION->network());
QObject::connect(netJob, &NetJob::succeeded, this, &ListModel::requestFinished);
QObject::connect(netJob, &NetJob::failed, this, &ListModel::requestFailed);
}
void ListModel::requestFinished()
{
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 ATL at " << parse_error.offset << " reason: " << parse_error.errorString();
qWarning() << response;
return;
}
QList<ATLauncher::IndexedPack> newList;
auto packs = doc.array();
for(auto packRaw : packs) {
auto packObj = packRaw.toObject();
ATLauncher::IndexedPack pack;
try {
ATLauncher::loadIndexedPack(pack, packObj);
}
catch (const JSONValidationError &e) {
qDebug() << QString::fromUtf8(response);
qWarning() << "Error while reading pack manifest from ATLauncher: " << e.cause();
return;
}
// ignore packs without a published version
if(pack.versions.length() == 0) continue;
// only display public packs (for now)
if(pack.type != ATLauncher::PackType::Public) continue;
// ignore "system" packs (Vanilla, Vanilla with Forge, etc)
if(pack.system) continue;
newList.append(pack);
}
beginInsertRows(QModelIndex(), modpacks.size(), modpacks.size() + newList.size() - 1);
modpacks.append(newList);
endInsertRows();
}
void ListModel::requestFailed(QString reason)
{
jobPtr.reset();
}
void ListModel::getLogo(const QString &logo, const QString &logoUrl, LogoCallback callback)
{
if(m_logoMap.contains(logo))
{
callback(APPLICATION->metacache()->resolveEntry("ATLauncherPacks", QString("logos/%1").arg(logo.section(".", 0, 0)))->getFullPath());
}
else
{
requestLogo(logo, logoUrl);
}
}
void ListModel::logoFailed(QString logo)
{
m_failedLogos.append(logo);
m_loadingLogos.removeAll(logo);
}
void ListModel::logoLoaded(QString logo, QIcon out)
{
m_loadingLogos.removeAll(logo);
m_logoMap.insert(logo, out);
for(int i = 0; i < modpacks.size(); i++) {
if(modpacks[i].safeName == logo) {
emit dataChanged(createIndex(i, 0), createIndex(i, 0), {Qt::DecorationRole});
}
}
}
void ListModel::requestLogo(QString file, QString url)
{
if(m_loadingLogos.contains(file) || m_failedLogos.contains(file))
{
return;
}
MetaEntryPtr entry = APPLICATION->metacache()->resolveEntry("ATLauncherPacks", QString("logos/%1").arg(file.section(".", 0, 0)));
NetJob *job = new NetJob(QString("ATLauncher Icon Download %1").arg(file));
job->addNetAction(Net::Download::makeCached(QUrl(url), entry));
auto fullPath = entry->getFullPath();
QObject::connect(job, &NetJob::succeeded, this, [this, file, fullPath]
{
emit logoLoaded(file, QIcon(fullPath));
if(waitingCallbacks.contains(file))
{
waitingCallbacks.value(file)(fullPath);
}
});
QObject::connect(job, &NetJob::failed, this, [this, file]
{
emit logoFailed(file);
});
job->start(APPLICATION->network());
m_loadingLogos.append(file);
}
}