// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only

#ifndef QHTTPMULTIPART_H
#define QHTTPMULTIPART_H

#include <QtNetwork/qtnetworkglobal.h>
#include <QtCore/QSharedDataPointer>
#include <QtCore/QByteArray>
#include <QtCore/QIODevice>
#include <QtNetwork/QNetworkRequest>

#ifndef Q_OS_WASM
QT_REQUIRE_CONFIG(http);
#endif

QT_BEGIN_NAMESPACE


class QHttpPartPrivate;
class QHttpMultiPart;
class QDebug;

class Q_NETWORK_EXPORT QHttpPart
{
public:
    QHttpPart();
    QHttpPart(const QHttpPart &other);
    ~QHttpPart();
    QHttpPart &operator=(QHttpPart &&other) noexcept { swap(other); return *this; }
    QHttpPart &operator=(const QHttpPart &other);

    void swap(QHttpPart &other) noexcept { d.swap(other.d); }

    bool operator==(const QHttpPart &other) const;
    inline bool operator!=(const QHttpPart &other) const
    { return !operator==(other); }

    void setHeader(QNetworkRequest::KnownHeaders header, const QVariant &value);
    void setRawHeader(const QByteArray &headerName, const QByteArray &headerValue);

    void setBody(const QByteArray &body);
    void setBodyDevice(QIODevice *device);

private:
    QSharedDataPointer<QHttpPartPrivate> d;

    friend class QHttpMultiPartIODevice;
#ifndef QT_NO_DEBUG_STREAM
    friend Q_NETWORK_EXPORT QDebug operator<<(QDebug debug, const QHttpPart &httpPart);
#endif
};

Q_DECLARE_SHARED(QHttpPart)

class QHttpMultiPartPrivate;

class Q_NETWORK_EXPORT QHttpMultiPart : public QObject
{
    Q_OBJECT

public:

    enum ContentType {
        MixedType,
        RelatedType,
        FormDataType,
        AlternativeType
    };

    explicit QHttpMultiPart(QObject *parent = nullptr);
    explicit QHttpMultiPart(ContentType contentType, QObject *parent = nullptr);
    ~QHttpMultiPart();

    void append(const QHttpPart &httpPart);

    void setContentType(ContentType contentType);

    QByteArray boundary() const;
    void setBoundary(const QByteArray &boundary);

private:
    Q_DECLARE_PRIVATE(QHttpMultiPart)
    Q_DISABLE_COPY(QHttpMultiPart)

    friend class QNetworkAccessManager;
    friend class QNetworkAccessManagerPrivate;
};

QT_END_NAMESPACE

#endif // QHTTPMULTIPART_H
