// SPDX-FileCopyrightText: 2001,2002 the KPGP authors
// SPDX-FileCopyrightText: 2015 Sandro Knauß <knauss@kolabsys.com>
// SPDX-FileCopyrightText: 2017 Daniel Vrátil <dvratil@kde.org>
// SPDX-License-Identifier: GPL-2.0-or-later

#pragma once

#include "mimetreeparser_core_export.h"

#include <KMime/Message>
#include <QByteArray>
#include <QList>
#include <gpgme++/global.h>

namespace MimeTreeParser
{
enum PGPBlockType {
    UnknownBlock = -1, // BEGIN PGP ???
    NoPgpBlock = 0,
    PgpMessageBlock = 1, // BEGIN PGP MESSAGE
    MultiPgpMessageBlock = 2, // BEGIN PGP MESSAGE, PART X[/Y]
    SignatureBlock = 3, // BEGIN PGP SIGNATURE
    ClearsignedBlock = 4, // BEGIN PGP SIGNED MESSAGE
    PublicKeyBlock = 5, // BEGIN PGP PUBLIC KEY BLOCK
    PrivateKeyBlock = 6, // BEGIN PGP PRIVATE KEY BLOCK (PGP 2.x: ...SECRET...)
};

class MIMETREEPARSER_CORE_EXPORT Block
{
public:
    Block();
    Block(const QByteArray &m);

    Block(const QByteArray &m, PGPBlockType t);

    [[nodiscard]] QByteArray text() const;
    [[nodiscard]] PGPBlockType type() const;
    [[nodiscard]] PGPBlockType determineType() const;

    QByteArray msg;
    PGPBlockType mType = UnknownBlock;
};

/** Parses the given message and splits it into OpenPGP blocks and
    Non-OpenPGP blocks.
*/
[[nodiscard]] MIMETREEPARSER_CORE_EXPORT QList<Block> prepareMessageForDecryption(const QByteArray &msg);

namespace CryptoUtils
{
[[nodiscard]] MIMETREEPARSER_CORE_EXPORT KMime::Message::Ptr decryptMessage(const KMime::Message::Ptr &decrypt, bool &wasEncrypted, GpgME::Protocol &protoName);
}

} // namespace MimeTreeParser

Q_DECLARE_TYPEINFO(MimeTreeParser::Block, Q_RELOCATABLE_TYPE);
