// SPDX-FileCopyrightText: 2023 flowln <flowlnlnln@gmail.com>
//
// SPDX-License-Identifier: GPL-3.0-only

#pragma once

#include <QWidget>

#include "modplatform/ModIndex.h"

#include "ui/pages/modplatform/ModModel.h"
#include "ui/pages/modplatform/ResourcePage.h"
#include "ui/widgets/ModFilterWidget.h"

namespace Ui {
class ResourcePage;
}

namespace ResourceDownload {

class ModDownloadDialog;

/* This page handles most logic related to browsing and selecting mods to download. */
class ModPage : public ResourcePage {
    Q_OBJECT

   public:
    template <typename T>
    static T* create(ModDownloadDialog* dialog, BaseInstance& instance)
    {
        auto page = new T(dialog, instance);
        auto* model = static_cast<ModModel*>(page->getModel());

        auto filterWidget = page->createFilterWidget();
        page->setFilterWidget(filterWidget);
        model->setFilter(page->getFilter());

        connect(model, &ResourceModel::versionListUpdated, page, &ResourcePage::versionListUpdated);
        connect(model, &ResourceModel::projectInfoUpdated, page, &ResourcePage::updateUi);
        connect(model, &QAbstractListModel::modelReset, page, &ResourcePage::modelReset);

        return page;
    }

    //: The plural version of 'mod'
    QString resourcesString() const override { return tr("mods"); }
    //: The singular version of 'mods'
    QString resourceString() const override { return tr("mod"); }

    QMap<QString, QString> urlHandlers() const override;

    void addResourceToPage(ModPlatform::IndexedPack::Ptr /*unused*/,
                           ModPlatform::IndexedVersion& /*unused*/,
                           ResourceFolderModel* /*unused*/,
                           QString downloadReason = "standalone") override;

    virtual std::unique_ptr<ModFilterWidget> createFilterWidget() = 0;

    bool supportsFiltering() const override { return true; };
    auto getFilter() const -> std::shared_ptr<ModFilterWidget::Filter> { return m_filter; }
    void setFilterWidget(std::unique_ptr<ModFilterWidget>&);

   protected:
    ModPage(ModDownloadDialog* dialog, BaseInstance& instance);

    virtual void prepareProviderCategories() {};

   protected slots:
    virtual void filterMods();
    void triggerSearch() override;

   protected:
    std::unique_ptr<ModFilterWidget> m_filter_widget;
    std::shared_ptr<ModFilterWidget::Filter> m_filter;
};

}  // namespace ResourceDownload
