102 lines
2.7 KiB
C++
102 lines
2.7 KiB
C++
/*
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* =====================================================================================
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*
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* OpenMiner
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*
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* Copyright (C) 2018-2020 Unarelith, Quentin Bazin <openminer@unarelith.net>
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* Copyright (C) 2019-2020 the OpenMiner contributors (see CONTRIBUTORS.md)
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*
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* This file is part of OpenMiner.
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*
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* OpenMiner is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* OpenMiner is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with OpenMiner; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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* =====================================================================================
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*/
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#ifndef BLOCKMETADATA_HPP_
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#define BLOCKMETADATA_HPP_
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#include <memory>
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#include <string>
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#include <unordered_map>
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#include <sol.hpp>
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#include <gk/core/IntTypes.hpp>
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#include <gk/core/Exception.hpp>
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#include "ISerializable.hpp"
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class BlockMetadataValue {
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public:
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enum class Type : u8 {
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Undefined,
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String,
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Int,
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Bool
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};
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template<typename T>
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T &get() const {
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return *std::static_pointer_cast<T>(m_value);
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}
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template<typename T>
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void set(const T &value, Type type) {
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m_value = std::make_shared<T>(value);
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m_type = type;
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}
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Type type() const { return m_type; }
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private:
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std::shared_ptr<void> m_value;
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Type m_type = Type::Undefined;
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};
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class BlockMetadata : public ISerializable {
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public:
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void setString(const std::string &name, const std::string &value);
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void setInt(const std::string &name, int value);
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void setBool(const std::string &name, bool value);
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template<typename T>
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T &get(const std::string &name) {
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auto it = m_data.find(name);
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if (it == m_data.end())
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throw EXCEPTION("Unable to find metadata named", name);
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return it->second.get<T>();
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}
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template<typename T>
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sol::object getLuaObject(const std::string &name, sol::this_state state) {
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sol::state_view lua{state};
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auto it = m_data.find(name);
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if (it == m_data.end())
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return sol::make_object(lua, sol::lua_nil);
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return sol::make_object<T>(lua, it->second.get<T>());
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}
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void serialize(sf::Packet &packet) const override;
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void deserialize(sf::Packet &packet) override;
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private:
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std::unordered_map<std::string, BlockMetadataValue> m_data;
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};
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#endif // BLOCKMETADATA_HPP_
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