PrismLauncher/application/pages/modplatform/twitch/TwitchModel.cpp

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#include "TwitchModel.h"
#include "MultiMC.h"
#include <MMCStrings.h>
#include <Version.h>
#include <QtMath>
#include <QLabel>
#include <RWStorage.h>
#include <Env.h>
#include "net/URLConstants.h"
namespace Twitch {
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);
}
Modpack pack = modpacks.at(pos);
if(role == Qt::DisplayRole)
{
return pack.name;
}
else if (role == Qt::ToolTipRole)
{
if(pack.description.length() > 100)
{
//some magic to prevent to long tooltips and replace html linebreaks
QString edit = pack.description.left(97);
edit = edit.left(edit.lastIndexOf("<br>")).left(edit.lastIndexOf(" ")).append("...");
return edit;
}
return pack.description;
}
else if(role == Qt::DecorationRole)
{
if(m_logoMap.contains(pack.logoName))
{
return (m_logoMap.value(pack.logoName));
}
QIcon icon = MMC->getThemedIcon("screenshot-placeholder");
((ListModel *)this)->requestLogo(pack.logoName, pack.logoUrl);
return icon;
}
else if(role == Qt::UserRole)
{
QVariant v;
v.setValue(pack);
return v;
}
return QVariant();
}
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].logoName == logo) {
emit dataChanged(createIndex(i, 0), createIndex(i, 0), {Qt::DecorationRole});
}
}
}
void ListModel::logoFailed(QString logo)
{
m_failedLogos.append(logo);
m_loadingLogos.removeAll(logo);
}
void ListModel::requestLogo(QString logo, QString url)
{
if(m_loadingLogos.contains(logo) || m_failedLogos.contains(logo))
{
return;
}
MetaEntryPtr entry = ENV.metacache()->resolveEntry("TwitchPacks", QString("logos/%1").arg(logo.section(".", 0, 0)));
NetJob *job = new NetJob(QString("Twitch Icon Download %1").arg(logo));
job->addNetAction(Net::Download::makeCached(QUrl(url), entry));
auto fullPath = entry->getFullPath();
QObject::connect(job, &NetJob::finished, this, [this, logo, fullPath]
{
emit logoLoaded(logo, QIcon(fullPath));
if(waitingCallbacks.contains(logo))
{
waitingCallbacks.value(logo)(fullPath);
}
});
QObject::connect(job, &NetJob::failed, this, [this, logo]
{
emit logoFailed(logo);
});
job->start();
m_loadingLogos.append(logo);
}
void ListModel::getLogo(const QString &logo, const QString &logoUrl, LogoCallback callback)
{
if(m_logoMap.contains(logo))
{
callback(ENV.metacache()->resolveEntry("TwitchPacks", QString("logos/%1").arg(logo.section(".", 0, 0)))->getFullPath());
}
else
{
requestLogo(logo, logoUrl);
}
}
Qt::ItemFlags ListModel::flags(const QModelIndex &index) const
{
return QAbstractListModel::flags(index);
}
bool ListModel::canFetchMore(const QModelIndex& parent) const
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{
return searchState == CanPossiblyFetchMore;
}
void ListModel::fetchMore(const QModelIndex& parent)
{
if (parent.isValid())
return;
if(nextSearchOffset == 0) {
qWarning() << "fetchMore with 0 offset is wrong...";
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return;
}
performPaginatedSearch();
}
void ListModel::performPaginatedSearch()
{
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NetJob *netJob = new NetJob("Twitch::Search");
auto searchUrl = QString(
"https://addons-ecs.forgesvc.net/api/v2/addon/search?"
"categoryId=0&"
"gameId=432&"
//"gameVersion=1.12.2&"
"index=%1&"
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"pageSize=25&"
"searchFilter=%2&"
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"sectionId=4471&"
"sort=0"
).arg(nextSearchOffset).arg(currentSearchTerm);
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netJob->addNetAction(Net::Download::makeByteArray(QUrl(searchUrl), &response));
jobPtr = netJob;
jobPtr->start();
QObject::connect(netJob, &NetJob::succeeded, this, &ListModel::searchRequestFinished);
QObject::connect(netJob, &NetJob::failed, this, &ListModel::searchRequestFailed);
}
void ListModel::searchWithTerm(const QString& term)
{
if(currentSearchTerm == term) {
return;
}
currentSearchTerm = term;
if(jobPtr) {
jobPtr->abort();
searchState = ResetRequested;
return;
}
else {
beginResetModel();
modpacks.clear();
endResetModel();
searchState = None;
}
nextSearchOffset = 0;
performPaginatedSearch();
}
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void Twitch::ListModel::searchRequestFinished()
{
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 Twitch at " << parse_error.offset << " reason: " << parse_error.errorString();
qWarning() << response;
return;
}
QList<Modpack> newList;
auto objs = doc.array();
for(auto projectIter: objs) {
Modpack pack;
auto project = projectIter.toObject();
pack.addonId = project.value("id").toInt(0);
if (pack.addonId == 0) {
qWarning() << "Pack without an ID, skipping: " << pack.name;
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continue;
}
pack.name = project.value("name").toString();
pack.websiteUrl = project.value("websiteUrl").toString();
pack.description = project.value("summary").toString();
bool thumbnailFound = false;
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auto attachments = project.value("attachments").toArray();
for(auto attachmentIter: attachments) {
auto attachment = attachmentIter.toObject();
bool isDefault = attachment.value("isDefault").toBool(false);
if(isDefault) {
thumbnailFound = true;
pack.logoName = attachment.value("title").toString();
pack.logoUrl = attachment.value("thumbnailUrl").toString();
break;
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}
}
if(!thumbnailFound) {
qWarning() << "Pack without an icon, skipping: " << pack.name;
continue;
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}
auto authors = project.value("authors").toArray();
for(auto authorIter: authors) {
auto author = authorIter.toObject();
ModpackAuthor packAuthor;
packAuthor.name = author.value("name").toString();
packAuthor.url = author.value("url").toString();
pack.authors.append(packAuthor);
}
int defaultFileId = project.value("defaultFileId").toInt(0);
if(defaultFileId == 0) {
qWarning() << "Pack without default file, skipping: " << pack.name;
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continue;
}
bool found = false;
auto files = project.value("latestFiles").toArray();
for(auto fileIter: files) {
auto file = fileIter.toObject();
int id = file.value("id").toInt(0);
// NOTE: for now, ignore everything that's not the default...
if(id != defaultFileId) {
continue;
}
pack.latestFile.addonId = pack.addonId;
pack.latestFile.fileId = id;
// FIXME: what to do when there's more than one, or there's no version?
auto versionArray = file.value("gameVersion").toArray();
if(versionArray.size() != 1) {
continue;
}
pack.latestFile.mcVersion = versionArray[0].toString();
pack.latestFile.version = file.value("displayName").toString();
pack.latestFile.downloadUrl = file.value("downloadUrl").toString();
found = true;
break;
}
if(!found) {
qWarning() << "Pack with no good file, skipping: " << pack.name;
continue;
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}
pack.broken = false;
newList.append(pack);
}
if(objs.size() < 25) {
searchState = Finished;
} else {
nextSearchOffset += 25;
searchState = CanPossiblyFetchMore;
}
beginInsertRows(QModelIndex(), modpacks.size(), modpacks.size() + newList.size() - 1);
modpacks.append(newList);
endInsertRows();
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}
void Twitch::ListModel::searchRequestFailed(QString reason)
{
jobPtr.reset();
if(searchState == ResetRequested) {
beginResetModel();
modpacks.clear();
endResetModel();
nextSearchOffset = 0;
performPaginatedSearch();
} else {
searchState = Finished;
}
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}
}