ToolsMsgFactoryBase.h

//
// Copyright 2024 - 2026 (C). Alex Robenko. All rights reserved.
//
// SPDX-License-Identifier: GPL-3.0-or-later
//
 
// This file 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, either version 3 of the License, or
// (at your option) any later version.
//
// 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 <http://www.gnu.org/licenses/>.
 
#pragma once
 
#include "cc_tools_qt/ToolsMsgFactory.h"
 
#include "comms/util/Tuple.h"
 
#include <tuple>
 
namespace cc_tools_qt
{
 
namespace details
{
 
class TupleMsgFactoryHelper
{
public:
    using MessagesListInternal = std::vector<ToolsMessagePtr>;
    TupleMsgFactoryHelper(MessagesListInternal& msgs) : m_msgs(msgs) {}
 
    template <typename TMsg>
    void operator()()
    {
        m_msgs.push_back(cc_tools_qt::ToolsMessagePtr(new TMsg));
    }
 
    MessagesListInternal& msgs()
    {
        return m_msgs;
    }
 
private:
    MessagesListInternal& m_msgs;
};
 
}  // namespace details
 
template <typename TAllMessages>
class ToolsMsgFactoryBase : public ToolsMsgFactory
{
public:
    using AllMessages = TAllMessages;
 
protected:
    virtual MessagesListInternal createAllMessagesImpl() override
    {
        MessagesListInternal result;
        static_assert(comms::util::IsTuple<TAllMessages>::Value, "TAllMessages must be std::tuple");
        result.reserve(std::tuple_size<TAllMessages>::value);
        comms::util::tupleForEachType<TAllMessages>(details::TupleMsgFactoryHelper(result));
        return result;
    }
};
 
}  // namespace cc_tools_qt