// SPDX-License-Identifier: GPL-3.0-only
/*
 *  PolyMC - Minecraft Launcher
 *  Copyright (C) 2022 Lenny McLennington <lenny@sneed.church>
 *
 *  This program is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation, version 3.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */

#include "FetchFlameAPIKey.h"
#include "Application.h"
#include <BuildConfig.h>
#include <Json.h>

#include <ui/dialogs/ProgressDialog.h>
#include <ui/dialogs/CustomMessageBox.h>

FetchFlameAPIKey::FetchFlameAPIKey(QObject *parent)
    : Task{parent}
{

}

void FetchFlameAPIKey::executeTask()
{
    QNetworkRequest req(BuildConfig.FLAME_API_KEY_API_URL);
    m_reply.reset(APPLICATION->network()->get(req));
    connect(m_reply.get(), &QNetworkReply::downloadProgress, this, &Task::setProgress);
    connect(m_reply.get(), &QNetworkReply::finished, this, &FetchFlameAPIKey::downloadFinished);
    connect(m_reply.get(),
#if QT_VERSION >= QT_VERSION_CHECK(5, 15, 0)
            &QNetworkReply::errorOccurred,
#else
            qOverload<QNetworkReply::NetworkError>(&QNetworkReply::error),
#endif
            this,
            [this] (QNetworkReply::NetworkError error) {
                qCritical() << "Network error: " << error;
                emitFailed(m_reply->errorString());
            });

    setStatus(tr("Fetching Curseforge core API key"));
}

void FetchFlameAPIKey::downloadFinished()
{
    auto res = m_reply->readAll();
    auto doc = QJsonDocument::fromJson(res);

    qDebug() << doc;

    try {
        auto obj = Json::requireObject(doc);

        auto success = Json::requireBoolean(obj, "ok");

        if (success)
        {
            m_result = Json::requireString(obj, "token");
            emitSucceeded();
        }
        else
        {
            emitFailed("The API returned an output indicating failure.");
        }
    }
    catch (Json::JsonException&)
    {
        qCritical() << "Output: " << res;
        emitFailed("The API returned an unexpected JSON output.");
    }
}