PorygonLang/src/UserData/UserDataValue.hpp

#ifndef PORYGONLANG_USERDATAVALUE_HPP
#define PORYGONLANG_USERDATAVALUE_HPP

#include <utility>
#include "../Evaluator/EvalValues/EvalValue.hpp"
#include "UserData.hpp"
#include "UserDataStorage.hpp"

class UserDataValue : public EvalValue{
    shared_ptr<UserData> _userData;
    void* _obj;
public:
    UserDataValue(shared_ptr<UserData> userData, void* obj){
        _userData = std::move(userData);
        _obj = obj;
    }

    UserDataValue(int userDataId, void* obj){
        _userData = UserDataStorage::GetUserDataType(userDataId);
        _obj = obj;
    }

    const TypeClass GetTypeClass() final{
        return TypeClass ::UserData;
    }

    bool operator ==(EvalValue* b) final {
        if (b->GetTypeClass() != TypeClass::UserData)
            return false;
        return _obj == ((UserDataValue*)b)->_obj;
    }

    shared_ptr<EvalValue> Clone() final{
        return make_shared<UserDataValue>(_userData, _obj);
    }

    std::size_t GetHashCode() final{
        return reinterpret_cast<intptr_t>(_obj);
    }

    shared_ptr<EvalValue> IndexValue(EvalValue* val) final {
        auto fieldId = val->GetHashCode();
        auto field = _userData->GetField(fieldId);
        return shared_ptr<EvalValue>(field->Get(_obj));
    }

    void SetIndexValue(EvalValue *key, shared_ptr<EvalValue> value) final{
        auto fieldId = key->GetHashCode();
        auto field = _userData->GetField(fieldId);
        field -> Set(_obj, value.get());
    }
};


#endif //PORYGONLANG_USERDATAVALUE_HPP