networkresult.h

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/**********************************************************************
 * LeechCraft - modular cross-platform feature rich internet client.
 * Copyright (C) 2006-2014  Georg Rudoy
 *
 * Distributed under the Boost Software License, Version 1.0.
 * (See accompanying file LICENSE or copy at https://www.boost.org/LICENSE_1_0.txt)
 **********************************************************************/
 
#pragma once
 
#include <source_location>
#include <variant>
#include <QtNetwork/QNetworkReply>
#include "../threadsconfig.h"
 
namespace LC::Util
{
    struct NetworkReplyError
    {
        QNetworkReply::NetworkError Error_;
        QString ErrorText_;
        QUrl Url_;
    };
 
    UTIL_THREADS_API QDebug operator<< (QDebug debug, const NetworkReplyError&);
 
    struct NetworkReplySuccess
    {
        QByteArray Data_;
 
        QVariant HeaderLocation_;
    };
 
    using NRBase_t = std::variant<NetworkReplyError, NetworkReplySuccess>;
 
    class UTIL_THREADS_API NetworkReplyErrorException : public std::runtime_error
    {
        NetworkReplyError Error_;
    public:
        explicit NetworkReplyErrorException (NetworkReplyError error);
 
        const NetworkReplyError& GetError () const;
    };
 
    UTIL_THREADS_API QDebug operator<< (QDebug debug, const NetworkReplyErrorException&);
 
    template<typename, typename>
    class Either;
 
    class UTIL_THREADS_API NetworkResult : public NRBase_t
    {
    public:
        using NRBase_t::variant;
 
        std::optional<NetworkReplyError> IsError () const;
        QByteArray GetReplyData () const;
 
        Either<QString, QByteArray> ToEither (const std::source_location& = std::source_location::current ()) const;
        Either<QString, QByteArray> ToEither (const QString& errorContext) const;
    };
 
    UTIL_THREADS_API QDebug operator<< (QDebug debug, const NetworkResult&);
}