//
// Created by Kirill Zhukov on 20.04.2025.
//

#ifndef COMMAND_H
#define COMMAND_H

#include <cstdint>
#include <atomic>
#include "utils/hash/Hash128.h"

namespace usub::core
{
    enum class OperationType : uint8_t
    {
        PUT = 0,
        DELETE = 1,
        FIND = 2,
        UNKNOWN = 0xFF
    };

    struct Command
    {
        Command();

        Command(const Command& other);

        Command& operator=(const Command& other);

        void serialize(std::ostream& out) const;

        static Command deserialize(std::istream& in);

        std::atomic<uint8_t> ready;
        OperationType op;
        utils::Hash128 key;
        uint32_t value_size;
        char value[1024];

        std::atomic<uint8_t> response_ready;
        uint32_t response_size;
        char response[1024];
    };
}

#endif // COMMAND_H