refactor: extract common code in mod pages and model

This creates a hierarchy in which ModPage and ModModel are the parents
of every mod provider, providing the basic functionality common to all
of them.

It also imposes a unique .ui file (they were already equal before, just
duplicated basically) on all mod providers.

5 files changed, 93 insertions, 606 deletions

diff --git a/launcher/ui/pages/modplatform/modrinth/ModrinthModel.cpp b/launcher/ui/pages/modplatform/modrinth/ModrinthModel.cpp
index 088ca411..d2e86ef8 100644
--- a/launcher/ui/pages/modplatform/modrinth/ModrinthModel.cpp
+++ b/launcher/ui/pages/modplatform/modrinth/ModrinthModel.cpp
@@ -1,171 +1,25 @@
 #include "ModrinthModel.h"
-#include "Application.h"
+#include "ModrinthPage.h"
 #include "minecraft/MinecraftInstance.h"
 #include "minecraft/PackProfile.h"
-#include "ModrinthPage.h"
-#include "ui/dialogs/ModDownloadDialog.h"
-#include <Json.h>
-
-#include <MMCStrings.h>
-#include <Version.h>
-
-#include <QtMath>
-#include <QMessageBox>
 
+#include <Json.h>
 
 namespace Modrinth {
 
-ListModel::ListModel(ModrinthPage *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);
-    }
-
-    ModPlatform::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("ModrinthPacks", QString("logos/%1").arg(logo.section(".", 0, 0)));
-    auto job = new NetJob(QString("Modrinth Icon Download %1").arg(logo), APPLICATION->network());
-    job->addNetAction(Net::Download::makeCached(QUrl(url), entry));
+ListModel::ListModel(ModrinthPage* parent) : ModPlatform::ListModel(parent) {}
 
-    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("ModrinthPacks", 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);
-}
+ListModel::~ListModel() {}
 
-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[5]{"relevance","downloads","follows","updated","newest"};
+const char* sorts[5]{ "relevance", "downloads", "follows", "updated", "newest" };
 
 void ListModel::performPaginatedSearch()
 {
-
-    QString mcVersion =  ((MinecraftInstance *)((ModrinthPage *)parent())->m_instance)->getPackProfile()->getComponentVersion("net.minecraft");
-    bool hasFabric = !((MinecraftInstance *)((ModrinthPage *)parent())->m_instance)->getPackProfile()->getComponentVersion("net.fabricmc.fabric-loader").isEmpty();
+    QString mcVersion = ((MinecraftInstance*)((ModrinthPage*)parent())->m_instance)->getPackProfile()->getComponentVersion("net.minecraft");
+    bool hasFabric = !((MinecraftInstance*)((ModrinthPage*)parent())->m_instance)
+                          ->getPackProfile()
+                          ->getComponentVersion("net.fabricmc.fabric-loader")
+                          .isEmpty();
     auto netJob = new NetJob("Modrinth::Search", APPLICATION->network());
     auto searchUrl = QString(
         "https://api.modrinth.com/v2/search?"
@@ -173,41 +27,19 @@ void ListModel::performPaginatedSearch()
         "limit=25&"
         "query=%2&"
         "index=%3&"
-        "facets=[[\"categories:%4\"],[\"versions:%5\"],[\"project_type:mod\"]]"
-    )
-        .arg(nextSearchOffset)
-        .arg(currentSearchTerm)
-        .arg(sorts[currentSort])
-        .arg(hasFabric ? "fabric" : "forge")
-        .arg(mcVersion);
+        "facets=[[\"categories:%4\"],[\"versions:%5\"],[\"project_type:mod\"]]")
+            .arg(nextSearchOffset)
+            .arg(currentSearchTerm)
+            .arg(sorts[currentSort])
+            .arg(hasFabric ? "fabric" : "forge")
+            .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();
+    QObject::connect(netJob, &NetJob::succeeded, this, &Modrinth::ListModel::searchRequestFinished);
+    QObject::connect(netJob, &NetJob::failed, this, &ListModel::searchRequestFailed);
 }
 
 void Modrinth::ListModel::searchRequestFinished()
@@ -216,30 +48,28 @@ void Modrinth::ListModel::searchRequestFinished()
 
     QJsonParseError parse_error;
     QJsonDocument doc = QJsonDocument::fromJson(response, &parse_error);
-    if(parse_error.error != QJsonParseError::NoError) {
-        qWarning() << "Error while parsing JSON response from Modrinth at " << parse_error.offset << " reason: " << parse_error.errorString();
+    if (parse_error.error != QJsonParseError::NoError) {
+        qWarning() << "Error while parsing JSON response from Modrinth at " << parse_error.offset
+                   << " reason: " << parse_error.errorString();
         qWarning() << response;
         return;
     }
 
     QList<ModPlatform::IndexedPack> newList;
     auto packs = doc.object().value("hits").toArray();
-    for(auto packRaw : packs) {
+    for (auto packRaw : packs) {
         auto packObj = packRaw.toObject();
 
         ModPlatform::IndexedPack pack;
-        try
-        {
+        try {
             Modrinth::loadIndexedPack(pack, packObj);
             newList.append(pack);
-        }
-        catch(const JSONValidationError &e)
-        {
+        } catch (const JSONValidationError& e) {
             qWarning() << "Error while loading mod from Modrinth: " << e.cause();
             continue;
         }
     }
-    if(packs.size() < 25) {
+    if (packs.size() < 25) {
         searchState = Finished;
     } else {
         nextSearchOffset += 25;
@@ -250,27 +80,4 @@ void Modrinth::ListModel::searchRequestFinished()
     endInsertRows();
 }
 
-void Modrinth::ListModel::searchRequestFailed(QString reason)
-{
-    if(jobPtr->first()->m_reply->attribute(QNetworkRequest::HttpStatusCodeAttribute).toInt() == 409){
-        //409 Gone, notify user to update
-        QMessageBox::critical(nullptr, tr("Error"), tr("Modrinth API version too old!\nPlease update PolyMC!"));
-        //self-destruct
-        ((ModDownloadDialog *)((ModrinthPage *)parent())->parentWidget())->reject();
-    }
-    jobPtr.reset();
-
-    if(searchState == ResetRequested) {
-        beginResetModel();
-        modpacks.clear();
-        endResetModel();
-
-        nextSearchOffset = 0;
-        performPaginatedSearch();
-    } else {
-        searchState = Finished;
-    }
-}
-
-}
-
+}  // namespace Modrinth
diff --git a/launcher/ui/pages/modplatform/modrinth/ModrinthModel.h b/launcher/ui/pages/modplatform/modrinth/ModrinthModel.h
index 20661412..73492356 100644
--- a/launcher/ui/pages/modplatform/modrinth/ModrinthModel.h
+++ b/launcher/ui/pages/modplatform/modrinth/ModrinthModel.h
@@ -2,78 +2,36 @@
 
 #include <RWStorage.h>
 
-#include <QAbstractListModel>
-#include <QSortFilterProxyModel>
-#include <QThreadPool>
 #include <QIcon>
-#include <QStyledItemDelegate>
 #include <QList>
+#include <QMetaType>
+#include <QSortFilterProxyModel>
 #include <QString>
 #include <QStringList>
-#include <QMetaType>
+#include <QStyledItemDelegate>
+#include <QThreadPool>
 
-#include <functional>
 #include <net/NetJob.h>
+#include <functional>
 
-#include <modplatform/flame/FlamePackIndex.h>
-#include "modplatform/modrinth/ModrinthPackIndex.h"
 #include "BaseInstance.h"
 #include "ModrinthPage.h"
+#include "modplatform/modrinth/ModrinthPackIndex.h"
 
 namespace Modrinth {
 
-
-typedef QMap<QString, QIcon> LogoMap;
 typedef std::function<void(QString)> LogoCallback;
 
-class ListModel : public QAbstractListModel
-{
+class ListModel : public ModPlatform::ListModel {
     Q_OBJECT
 
-public:
-    ListModel(ModrinthPage *parent);
+   public:
+    ListModel(ModrinthPage* parent);
     virtual ~ListModel();
 
-    int rowCount(const QModelIndex &parent) const override;
-    int columnCount(const QModelIndex &parent) const override;
-    QVariant data(const QModelIndex &index, int role) const override;
-    Qt::ItemFlags flags(const QModelIndex &index) const override;
-    bool canFetchMore(const QModelIndex & parent) const override;
-    void fetchMore(const QModelIndex & parent) override;
-
-    void getLogo(const QString &logo, const QString &logoUrl, LogoCallback callback);
-    void searchWithTerm(const QString &term, const int sort);
-
-private slots:
-    void performPaginatedSearch();
-
-    void logoFailed(QString logo);
-    void logoLoaded(QString logo, QIcon out);
-
-    void searchRequestFinished();
-    void searchRequestFailed(QString reason);
-
-private:
-    void requestLogo(QString file, QString url);
-
-private:
-    QList<ModPlatform::IndexedPack> modpacks;
-    QStringList m_failedLogos;
-    QStringList m_loadingLogos;
-    LogoMap m_logoMap;
-    QMap<QString, LogoCallback> waitingCallbacks;
-
-    QString currentSearchTerm;
-    int currentSort = 0;
-    int nextSearchOffset = 0;
-    enum SearchState {
-        None,
-        CanPossiblyFetchMore,
-        ResetRequested,
-        Finished
-    } searchState = None;
-    NetJob::Ptr jobPtr;
-    QByteArray response;
+   private slots:
+    void performPaginatedSearch() override;
+    void searchRequestFinished() override;
 };
 
-}
+}  // namespace Modrinth
diff --git a/launcher/ui/pages/modplatform/modrinth/ModrinthPage.cpp b/launcher/ui/pages/modplatform/modrinth/ModrinthPage.cpp
index 4dfc8504..aa3efe55 100644
--- a/launcher/ui/pages/modplatform/modrinth/ModrinthPage.cpp
+++ b/launcher/ui/pages/modplatform/modrinth/ModrinthPage.cpp
@@ -1,5 +1,5 @@
 #include "ModrinthPage.h"
-#include "ui_ModrinthPage.h"
+#include "ui_ModPage.h"
 
 #include <QKeyEvent>
 
@@ -12,194 +12,57 @@
 #include "minecraft/PackProfile.h"
 #include "ui/dialogs/ModDownloadDialog.h"
 
-ModrinthPage::ModrinthPage(ModDownloadDialog *dialog, BaseInstance *instance)
-    : QWidget(dialog), m_instance(instance), ui(new Ui::ModrinthPage),
-      dialog(dialog) {
-  ui->setupUi(this);
-  connect(ui->searchButton, &QPushButton::clicked, this,
-          &ModrinthPage::triggerSearch);
-  ui->searchEdit->installEventFilter(this);
-  listModel = new Modrinth::ListModel(this);
-  ui->packView->setModel(listModel);
-
-  ui->versionSelectionBox->view()->setVerticalScrollBarPolicy(
-      Qt::ScrollBarAsNeeded);
-  ui->versionSelectionBox->view()->parentWidget()->setMaximumHeight(300);
-
-  // index is used to set the sorting with the modrinth api
-  ui->sortByBox->addItem(tr("Sort by Relevence"));
-  ui->sortByBox->addItem(tr("Sort by Downloads"));
-  ui->sortByBox->addItem(tr("Sort by Follows"));
-  ui->sortByBox->addItem(tr("Sort by last updated"));
-  ui->sortByBox->addItem(tr("Sort by newest"));
-
-  connect(ui->sortByBox, SIGNAL(currentIndexChanged(int)), this,
-          SLOT(triggerSearch()));
-  connect(ui->packView->selectionModel(), &QItemSelectionModel::currentChanged,
-          this, &ModrinthPage::onSelectionChanged);
-  connect(ui->versionSelectionBox, &QComboBox::currentTextChanged, this,
-          &ModrinthPage::onVersionSelectionChanged);
-  connect(ui->modSelectionButton, &QPushButton::clicked, this,
-          &ModrinthPage::onModSelected);
-}
-
-ModrinthPage::~ModrinthPage() { delete ui; }
-
-bool ModrinthPage::eventFilter(QObject *watched, QEvent *event) {
-  if (watched == ui->searchEdit && event->type() == QEvent::KeyPress) {
-    QKeyEvent *keyEvent = static_cast<QKeyEvent *>(event);
-    if (keyEvent->key() == Qt::Key_Return) {
-      triggerSearch();
-      keyEvent->accept();
-      return true;
-    }
-  }
-  return QWidget::eventFilter(watched, event);
+ModrinthPage::ModrinthPage(ModDownloadDialog* dialog, BaseInstance* instance)
+    : ModPage(dialog, instance)
+{
+    listModel = new Modrinth::ListModel(this);
+    ui->packView->setModel(listModel);
+
+    // index is used to set the sorting with the modrinth api
+    ui->sortByBox->addItem(tr("Sort by Relevence"));
+    ui->sortByBox->addItem(tr("Sort by Downloads"));
+    ui->sortByBox->addItem(tr("Sort by Follows"));
+    ui->sortByBox->addItem(tr("Sort by last updated"));
+    ui->sortByBox->addItem(tr("Sort by newest"));
+
+    // sometimes Qt just ignores virtual slots and doesn't work as intended it seems, 
+    // so it's best not to connect them in the parent's contructor...
+    connect(ui->sortByBox, SIGNAL(currentIndexChanged(int)), this, SLOT(triggerSearch()));
+    connect(ui->packView->selectionModel(), &QItemSelectionModel::currentChanged, this, &ModrinthPage::onSelectionChanged);
+    connect(ui->versionSelectionBox, &QComboBox::currentTextChanged, this, &ModrinthPage::onVersionSelectionChanged);
+    connect(ui->modSelectionButton, &QPushButton::clicked, this, &ModrinthPage::onModSelected);
 }
 
 bool ModrinthPage::shouldDisplay() const { return true; }
 
-void ModrinthPage::openedImpl() {
-  updateSelectionButton();
-  triggerSearch();
-}
-
-void ModrinthPage::triggerSearch() {
-  listModel->searchWithTerm(ui->searchEdit->text(),
-                            ui->sortByBox->currentIndex());
-}
-
-void ModrinthPage::onSelectionChanged(QModelIndex first, QModelIndex second) {
-  ui->versionSelectionBox->clear();
-
-  if (!first.isValid()) {
-    return;
-  }
-
-  current = listModel->data(first, Qt::UserRole).value<ModPlatform::IndexedPack>();
-  QString text = "";
-  QString name = current.name;
-
-  if (current.websiteUrl.isEmpty())
-    text = name;
-  else
-    text = "<a href=\"" + current.websiteUrl + "\">" + name + "</a>";
-  text += "<br>" + tr(" by ") + "<a href=\"" + current.authors[0].url + "\">" +
-          current.authors[0].name + "</a><br><br>";
-  ui->packDescription->setHtml(text + current.description);
-
-  if (!current.versionsLoaded) {
-    qDebug() << "Loading Modrinth mod versions";
-
-    ui->modSelectionButton->setText(tr("Loading versions..."));
-    ui->modSelectionButton->setEnabled(false);
-
-    auto netJob =
-        new NetJob(QString("Modrinth::ModVersions(%1)").arg(current.name),
-                   APPLICATION->network());
-    auto response = new QByteArray();
-    QString addonId = current.addonId.toString();
-    netJob->addNetAction(Net::Download::makeByteArray(
-        QString("https://api.modrinth.com/v2/project/%1/version").arg(addonId),
-        response));
-
-    QObject::connect(netJob, &NetJob::succeeded, this, [this, response, addonId] {
-        if(addonId != current.addonId){
-            return;
-        }
-      QJsonParseError parse_error;
-      QJsonDocument doc = QJsonDocument::fromJson(*response, &parse_error);
-      if (parse_error.error != QJsonParseError::NoError) {
-        qWarning() << "Error while parsing JSON response from Modrinth at "
-                   << parse_error.offset
+void ModrinthPage::onModVersionSucceed(ModPage* instance, QByteArray* response, QString addonId)
+{
+    if (addonId != current.addonId) { return; }
+    QJsonParseError parse_error;
+    QJsonDocument doc = QJsonDocument::fromJson(*response, &parse_error);
+    if (parse_error.error != QJsonParseError::NoError) {
+        qWarning() << "Error while parsing JSON response from Modrinth at " << parse_error.offset
                    << " reason: " << parse_error.errorString();
         qWarning() << *response;
         return;
-      }
-      QJsonArray arr = doc.array();
-      try {
-        Modrinth::loadIndexedPackVersions(current, arr, APPLICATION->network(),
-                                          m_instance);
-      } catch (const JSONValidationError &e) {
+    }
+    QJsonArray arr = doc.array();
+    try {
+        Modrinth::loadIndexedPackVersions(current, arr, APPLICATION->network(), m_instance);
+    } catch (const JSONValidationError& e) {
         qDebug() << *response;
         qWarning() << "Error while reading Modrinth mod version: " << e.cause();
-      }
-      auto packProfile = ((MinecraftInstance *)m_instance)->getPackProfile();
-      QString mcVersion = packProfile->getComponentVersion("net.minecraft");
-      QString loaderString =
-          (packProfile->getComponentVersion("net.minecraftforge").isEmpty())
-              ? "fabric"
-              : "forge";
-      for (int i = 0; i < current.versions.size(); i++) {
+    }
+    auto packProfile = ((MinecraftInstance*)m_instance)->getPackProfile();
+    QString mcVersion = packProfile->getComponentVersion("net.minecraft");
+    QString loaderString = (packProfile->getComponentVersion("net.minecraftforge").isEmpty()) ? "fabric" : "forge";
+    for (int i = 0; i < current.versions.size(); i++) {
         auto version = current.versions[i];
-        if (!version.mcVersion.contains(mcVersion) ||
-            !version.loaders.contains(loaderString)) {
-          continue;
-        }
+        if (!version.mcVersion.contains(mcVersion) || !version.loaders.contains(loaderString)) { continue; }
         ui->versionSelectionBox->addItem(version.version, QVariant(i));
-      }
-      if (ui->versionSelectionBox->count() == 0) {
-        ui->versionSelectionBox->addItem(tr("No Valid Version found !"),
-                                         QVariant(-1));
-      }
-
-      ui->modSelectionButton->setText(tr("Cannot select invalid version :("));
-      updateSelectionButton();
-    });
-
-    QObject::connect(netJob, &NetJob::finished, this, [response, netJob] {
-      netJob->deleteLater();
-      delete response;
-    });
-
-    netJob->start();
-  } else {
-    for (int i = 0; i < current.versions.size(); i++) {
-      ui->versionSelectionBox->addItem(current.versions[i].version,
-                                       QVariant(i));
-    }
-    if (ui->versionSelectionBox->count() == 0) {
-      ui->versionSelectionBox->addItem(tr("No Valid Version found !"),
-                                       QVariant(-1));
     }
+    if (ui->versionSelectionBox->count() == 0) { ui->versionSelectionBox->addItem(tr("No Valid Version found !"), QVariant(-1)); }
 
+    ui->modSelectionButton->setText(tr("Cannot select invalid version :("));
     updateSelectionButton();
-  }
-}
-
-void ModrinthPage::updateSelectionButton() {
-  if (!isOpened || selectedVersion < 0) {
-    ui->modSelectionButton->setEnabled(false);
-    return;
-  }
-
-  ui->modSelectionButton->setEnabled(true);
-  auto &version = current.versions[selectedVersion];
-  if (!dialog->isModSelected(current.name, version.fileName)) {
-    ui->modSelectionButton->setText(tr("Select mod for download"));
-  } else {
-    ui->modSelectionButton->setText(tr("Deselect mod for download"));
-  }
-}
-
-void ModrinthPage::onVersionSelectionChanged(QString data) {
-  if (data.isNull() || data.isEmpty()) {
-    selectedVersion = -1;
-    return;
-  }
-  selectedVersion = ui->versionSelectionBox->currentData().toInt();
-  updateSelectionButton();
-}
-
-void ModrinthPage::onModSelected() {
-  auto &version = current.versions[selectedVersion];
-  if (dialog->isModSelected(current.name, version.fileName)) {
-    dialog->removeSelectedMod(current.name);
-  } else {
-    dialog->addSelectedMod(current.name,
-                           new ModDownloadTask(version.downloadUrl,
-                                               version.fileName, dialog->mods));
-  }
-
-  updateSelectionButton();
 }
diff --git a/launcher/ui/pages/modplatform/modrinth/ModrinthPage.h b/launcher/ui/pages/modplatform/modrinth/ModrinthPage.h
index 1d725d47..41c6c31d 100644
--- a/launcher/ui/pages/modplatform/modrinth/ModrinthPage.h
+++ b/launcher/ui/pages/modplatform/modrinth/ModrinthPage.h
@@ -1,68 +1,24 @@
 #pragma once
 
-#include <QWidget>
+#include "ui/pages/modplatform/ModPage.h"
 
-#include "ui/pages/BasePage.h"
-#include <Application.h>
-#include "tasks/Task.h"
-#include "modplatform/modrinth/ModrinthPackIndex.h"
-
-namespace Ui
-{
-class ModrinthPage;
-}
-
-class ModDownloadDialog;
-
-namespace Modrinth {
-    class ListModel;
-}
-
-class ModrinthPage : public QWidget, public BasePage
-{
+class ModrinthPage : public ModPage {
     Q_OBJECT
 
-public:
-    explicit ModrinthPage(ModDownloadDialog *dialog, BaseInstance *instance);
-    virtual ~ModrinthPage();
-    virtual QString displayName() const override
-    {
-        return tr("Modrinth");
-    }
-    virtual QIcon icon() const override
-    {
-        return APPLICATION->getThemedIcon("modrinth");
-    }
-    virtual QString id() const override
-    {
-        return "modrinth";
-    }
-    virtual QString helpPage() const override
-    {
-        return "Modrinth-platform";
-    }
-    virtual bool shouldDisplay() const override;
-
-    void openedImpl() override;
-
-    bool eventFilter(QObject * watched, QEvent * event) override;
-
-    BaseInstance *m_instance;
+   public:
+    explicit ModrinthPage(ModDownloadDialog* dialog, BaseInstance* instance);
+    virtual ~ModrinthPage() = default;
 
-private:
-    void updateSelectionButton();
+    inline QString displayName() const override { return tr("Modrinth"); }
+    inline QIcon icon() const override { return APPLICATION->getThemedIcon("modrinth"); }
+    inline QString id() const override { return "modrinth"; }
+    inline QString helpPage() const override { return "Modrinth-platform"; }
 
-private slots:
-    void triggerSearch();
-    void onSelectionChanged(QModelIndex first, QModelIndex second);
-    void onVersionSelectionChanged(QString data);
-    void onModSelected();
+    inline QString debugName() const override { return tr("Modrinth"); }
+    inline QString metaEntryBase() const override { return "ModrinthPacks"; };
 
-private:
-    Ui::ModrinthPage *ui = nullptr;
-    ModDownloadDialog* dialog = nullptr;
-    Modrinth::ListModel* listModel = nullptr;
-    ModPlatform::IndexedPack current;
+    bool shouldDisplay() const override;
 
-    int selectedVersion = -1;
+   private:
+    void onModVersionSucceed(ModPage*, QByteArray*, QString) override;
 };
diff --git a/launcher/ui/pages/modplatform/modrinth/ModrinthPage.ui b/launcher/ui/pages/modplatform/modrinth/ModrinthPage.ui
deleted file mode 100644
index d0a8b8f7..00000000
--- a/launcher/ui/pages/modplatform/modrinth/ModrinthPage.ui
+++ /dev/null
@@ -1,97 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<ui version="4.0">
- <class>ModrinthPage</class>
- <widget class="QWidget" name="ModrinthPage">
-  <property name="geometry">
-   <rect>
-    <x>0</x>
-    <y>0</y>
-    <width>837</width>
-    <height>685</height>
-   </rect>
-  </property>
-  <layout class="QGridLayout" name="gridLayout">
-   <item row="1" column="0" colspan="2">
-    <layout class="QGridLayout" name="gridLayout_3">
-     <item row="1" column="2">
-      <widget class="QTextBrowser" name="packDescription">
-       <property name="openExternalLinks">
-        <bool>true</bool>
-       </property>
-       <property name="openLinks">
-        <bool>true</bool>
-       </property>
-      </widget>
-     </item>
-     <item row="1" column="0">
-      <widget class="QListView" name="packView">
-       <property name="horizontalScrollBarPolicy">
-        <enum>Qt::ScrollBarAlwaysOff</enum>
-       </property>
-       <property name="alternatingRowColors">
-        <bool>true</bool>
-       </property>
-       <property name="iconSize">
-        <size>
-         <width>48</width>
-         <height>48</height>
-        </size>
-       </property>
-      </widget>
-     </item>
-    </layout>
-   </item>
-   <item row="0" column="1">
-    <widget class="QPushButton" name="searchButton">
-     <property name="text">
-      <string>Search</string>
-     </property>
-    </widget>
-   </item>
-   <item row="0" column="0">
-    <widget class="QLineEdit" name="searchEdit">
-     <property name="placeholderText">
-      <string>Search and filter ...</string>
-     </property>
-    </widget>
-   </item>
-   <item row="2" column="0" colspan="2">
-    <layout class="QGridLayout" name="gridLayout_4" columnstretch="0,0,0,0">
-     <item row="0" column="2">
-      <widget class="QComboBox" name="versionSelectionBox"/>
-     </item>
-     <item row="0" column="1">
-      <widget class="QLabel" name="label">
-       <property name="text">
-        <string>Version selected:</string>
-       </property>
-       <property name="alignment">
-        <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
-       </property>
-      </widget>
-     </item>
-     <item row="0" column="0">
-      <widget class="QComboBox" name="sortByBox"/>
-     </item>
-     <item row="1" column="2">
-      <widget class="QPushButton" name="modSelectionButton">
-       <property name="text">
-        <string>Select mod for download</string>
-       </property>
-      </widget>
-     </item>
-    </layout>
-   </item>
-  </layout>
- </widget>
- <tabstops>
-  <tabstop>searchEdit</tabstop>
-  <tabstop>searchButton</tabstop>
-  <tabstop>packView</tabstop>
-  <tabstop>packDescription</tabstop>
-  <tabstop>sortByBox</tabstop>
-  <tabstop>versionSelectionBox</tabstop>
- </tabstops>
- <resources/>
- <connections/>
-</ui>