/*
 * This file is part of the Flowee project
 * Copyright (C) 2025 Tom Zander <tom@flowee.org>
 *
 * This program 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/>.
 */

#ifndef BINDINGMESSAGEPARSER_H
#define BINDINGMESSAGEPARSER_H

#include "../Message.h"
#include "MessageParser.h"
#include "ConstBuffer.h"

#include <functional>

namespace Streaming {
class BindingMessageParser
{
public:
    BindingMessageParser(const Message &message);
    BindingMessageParser(const Streaming::ConstBuffer &data);
    ~BindingMessageParser();

    BindingMessageParser &bind(uint32_t tag, int32_t *target);
    BindingMessageParser &bind(uint32_t tag, uint64_t *target);
    BindingMessageParser &bind(uint32_t tag,
        const std::function<void(Streaming::ConstBuffer)> &f);
    BindingMessageParser &bind(uint32_t tag, uint256 *hash);

private:
    MessageParser m_parser;
    struct Binding {
        int *boundInt = nullptr;
        uint64_t *boundLong = nullptr;
        std::function<void(Streaming::ConstBuffer)> boundDataCallback;
        bool boundDataCallbackSet = false;
        uint256 *hash = nullptr;
        uint32_t tag = 0;
    };

    std::vector<Binding> m_bindings;
};

}

#endif