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// SPDX-FileCopyrightText: 2021 Nheko Contributors
//
// SPDX-License-Identifier: GPL-3.0-or-later

#pragma once

#include <QQuickAsyncImageProvider>
#include <QQuickImageResponse>

#include <QImage>
#include <QThreadPool>

#include <functional>

#include <mtx/common.hpp>

class MxcImageResponse
  : public QQuickImageResponse
  , public QRunnable
{
public:
    MxcImageResponse(const QString &id, bool crop, double radius, const QSize &requestedSize)
      : m_id(id)
      , m_requestedSize(requestedSize)
      , m_crop(crop)
      , m_radius(radius)
    {
        setAutoDelete(false);
    }

    QQuickTextureFactory *textureFactory() const override
    {
        return QQuickTextureFactory::textureFactoryForImage(m_image);
    }
    QString errorString() const override { return m_error; }

    void run() override;

    QString m_id, m_error;
    QSize m_requestedSize;
    QImage m_image;
    bool m_crop;
    double m_radius;
};

class MxcImageProvider
  : public QObject
  , public QQuickAsyncImageProvider
{
    Q_OBJECT
public slots:
    QQuickImageResponse *requestImageResponse(const QString &id,
                                              const QSize &requestedSize) override;

    static void addEncryptionInfo(mtx::crypto::EncryptedFile info);
    static void download(const QString &id,
                         const QSize &requestedSize,
                         std::function<void(QString, QSize, QImage, QString)> then,
                         bool crop     = true,
                         double radius = 0);

private:
    QThreadPool pool;
};