Merge branch 'feature/download_mods' into develop

1 files changed, 273 insertions, 0 deletions

diff --git a/launcher/ui/pages/modplatform/flame/FlameModModel.cpp b/launcher/ui/pages/modplatform/flame/FlameModModel.cpp
new file mode 100644
index 00000000..2cf83261
--- /dev/null
+++ b/launcher/ui/pages/modplatform/flame/FlameModModel.cpp
@@ -0,0 +1,273 @@
+#include "FlameModModel.h"
+#include "Application.h"
+#include "minecraft/MinecraftInstance.h"
+#include "minecraft/PackProfile.h"
+#include "FlameModPage.h"
+#include <Json.h>
+
+#include <MMCStrings.h>
+#include <Version.h>
+
+#include <QtMath>
+
+
+namespace FlameMod {
+
+ListModel::ListModel(FlameModPage *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);
+    }
+
+    IndexedPack 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 = APPLICATION->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 = APPLICATION->metacache()->resolveEntry("FlameMods", QString("logos/%1").arg(logo.section(".", 0, 0)));
+    auto job = new NetJob(QString("Flame Icon Download %1").arg(logo), APPLICATION->network());
+    job->addNetAction(Net::Download::makeCached(QUrl(url), entry));
+
+    auto fullPath = entry->getFullPath();
+    QObject::connect(job, &NetJob::succeeded, this, [this, logo, fullPath, job]
+    {
+        job->deleteLater();
+        emit logoLoaded(logo, QIcon(fullPath));
+        if(waitingCallbacks.contains(logo))
+        {
+            waitingCallbacks.value(logo)(fullPath);
+        }
+    });
+
+    QObject::connect(job, &NetJob::failed, this, [this, logo, job]
+    {
+        job->deleteLater();
+        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(APPLICATION->metacache()->resolveEntry("FlameMods", 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
+{
+    return searchState == CanPossiblyFetchMore;
+}
+
+void ListModel::fetchMore(const QModelIndex& parent)
+{
+    if (parent.isValid())
+        return;
+    if(nextSearchOffset == 0) {
+        qWarning() << "fetchMore with 0 offset is wrong...";
+        return;
+    }
+    performPaginatedSearch();
+}
+const char* sorts[6]{"Featured","Popularity","LastUpdated","Name","Author","TotalDownloads"};
+
+void ListModel::performPaginatedSearch()
+{
+
+    QString mcVersion =  ((MinecraftInstance *)((FlameModPage *)parent())->m_instance)->getPackProfile()->getComponentVersion("net.minecraft");
+    bool hasFabric = !((MinecraftInstance *)((FlameModPage *)parent())->m_instance)->getPackProfile()->getComponentVersion("net.fabricmc.fabric-loader").isEmpty();
+    auto netJob = new NetJob("Flame::Search", APPLICATION->network());
+    auto searchUrl = QString(
+        "https://addons-ecs.forgesvc.net/api/v2/addon/search?"
+        "gameId=432&"
+        "categoryId=0&"
+        "sectionId=6&"
+
+        "index=%1&"
+        "pageSize=25&"
+        "searchFilter=%2&"
+        "sort=%3&"
+        "%4"
+        "gameVersion=%5"
+    )
+        .arg(nextSearchOffset)
+        .arg(currentSearchTerm)
+        .arg(sorts[currentSort])
+        .arg(hasFabric ? "modLoaderType=4&" : "")
+        .arg(mcVersion);
+
+    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, const int sort)
+{
+    if(currentSearchTerm == term && currentSearchTerm.isNull() == term.isNull() && currentSort == sort) {
+        return;
+    }
+    currentSearchTerm = term;
+    currentSort = sort;
+    if(jobPtr) {
+        jobPtr->abort();
+        searchState = ResetRequested;
+        return;
+    }
+    else {
+        beginResetModel();
+        modpacks.clear();
+        endResetModel();
+        searchState = None;
+    }
+    nextSearchOffset = 0;
+    performPaginatedSearch();
+}
+
+void 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 Flame at " << parse_error.offset << " reason: " << parse_error.errorString();
+        qWarning() << response;
+        return;
+    }
+
+    QList<FlameMod::IndexedPack> newList;
+    auto packs = doc.array();
+    for(auto packRaw : packs) {
+        auto packObj = packRaw.toObject();
+
+        FlameMod::IndexedPack pack;
+        try
+        {
+            FlameMod::loadIndexedPack(pack, packObj);
+            newList.append(pack);
+        }
+        catch(const JSONValidationError &e)
+        {
+            qWarning() << "Error while loading mod from Flame: " << e.cause();
+            continue;
+        }
+    }
+    if(packs.size() < 25) {
+        searchState = Finished;
+    } else {
+        nextSearchOffset += 25;
+        searchState = CanPossiblyFetchMore;
+    }
+    beginInsertRows(QModelIndex(), modpacks.size(), modpacks.size() + newList.size() - 1);
+    modpacks.append(newList);
+    endInsertRows();
+}
+
+void ListModel::searchRequestFailed(QString reason)
+{
+    jobPtr.reset();
+
+    if(searchState == ResetRequested) {
+        beginResetModel();
+        modpacks.clear();
+        endResetModel();
+
+        nextSearchOffset = 0;
+        performPaginatedSearch();
+    } else {
+        searchState = Finished;
+    }
+}
+
+}
+