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/*
* Component.h, part of VCMI engine
*
* Authors: listed in file AUTHORS in main folder
*
* License: GNU General Public License v2.0 or later
* Full text of license available in license.txt file, in main folder
*
*/
#pragma once
#include "../constants/VariantIdentifier.h"
#include "../constants/EntityIdentifiers.h"
VCMI_LIB_NAMESPACE_BEGIN
enum class ComponentType : int8_t
{
NONE = -1,
PRIM_SKILL,
SEC_SKILL,
RESOURCE,
RESOURCE_PER_DAY,
CREATURE,
ARTIFACT,
SPELL_SCROLL,
MANA,
EXPERIENCE,
LEVEL,
SPELL,
MORALE,
LUCK,
BUILDING,
HERO_PORTRAIT,
FLAG
};
using ComponentSubType = VariantIdentifier<PrimarySkill, SecondarySkill, GameResID, CreatureID, ArtifactID, SpellID, BuildingTypeUniqueID, HeroTypeID, PlayerColor>;
struct Component
{
ComponentType type = ComponentType::NONE;
ComponentSubType subType;
std::optional<int32_t> value; // + give; - take
template <typename Handler> void serialize(Handler &h)
{
h & type;
h & subType;
h & value;
}
Component() = default;
template<typename Numeric, std::enable_if_t<std::is_arithmetic_v<Numeric>, bool> = true>
Component(ComponentType type, Numeric value)
: type(type)
, value(value)
{
}
template<typename IdentifierType, std::enable_if_t<std::is_base_of_v<IdentifierBase, IdentifierType>, bool> = true>
Component(ComponentType type, IdentifierType subType)
: type(type)
, subType(subType)
{
}
Component(ComponentType type, ComponentSubType subType, int32_t value)
: type(type)
, subType(subType)
, value(value)
{
}
};
VCMI_LIB_NAMESPACE_END
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