File entity_id.hpp

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#ifndef ZMBT_CORE_ENTITY_ID_HPP_
#define ZMBT_CORE_ENTITY_ID_HPP_

#include <cstdint>

#include "aliases.hpp"


namespace zmbt {


class entity_id {

    boost::json::string key_;
    boost::json::string annotation_;
    boost::json::string str_;

  public:

    entity_id() = default;

    entity_id(boost::json::string_view key, boost::json::string_view type);
    explicit entity_id(boost::json::value const& val);

    entity_id(entity_id const&) = default;
    entity_id(entity_id &&) = default;
    entity_id& operator=(entity_id const&) = default;
    entity_id& operator=(entity_id &&) = default;
    virtual ~entity_id() = default;

    entity_id& operator=(boost::json::value const& v)
    {
        *this = entity_id(v);
        return *this;
    };
    entity_id& operator=(boost::json::value && v)
    {
        *this = entity_id(std::move(v));
        return *this;
    };



    bool operator==(entity_id const& other) const {
        return key() == other.key();
    }
    bool operator!=(entity_id const& other) const {
        return !this->operator==(other);
    }
    bool operator<(entity_id const& other) const {
        return key() < other.key();
    }
    bool operator>(entity_id const& other) const {
        return other.operator<(*this);
    }
    bool operator<=(entity_id const& other) const {
        return !other.operator<(*this);
    }
    bool operator>=(entity_id const& other) const {
        return !this->operator<(other);
    }

    friend std::ostream& operator<< (std::ostream& os, entity_id const& id)
    {
        os << id.str();
        return os;
    }

    boost::json::string str() const
    {
        return str_;
    }

    boost::json::string key() const
    {
        return key_;
    }

    boost::json::string annotation() const
    {
        return annotation_;
    }

    operator boost::json::value() const
    {
        return str();
    }

};


} // namespace zmbt


#endif // ZMBT_CORE_INTERFACE_ID_HPP_