CreatureLib/src/Library/CreatureData/LearnableAttacks.cpp

72 lines
2.9 KiB
C++

#include "LearnableAttacks.hpp"
#include <Arbutils/Collections/Dictionary.hpp>
namespace CreatureLib::Library {
struct LearnableAttacks::impl {
private:
ArbUt::Dictionary<level_int_t, ArbUt::List<ArbUt::BorrowedPtr<const AttackData>>> _learnedByLevel;
ArbUt::List<ArbUt::BorrowedPtr<const AttackData>> _distinctLevelAttacks;
public:
explicit impl(level_int_t levelAttackCapacity)
: _learnedByLevel(ArbUt::Dictionary<level_int_t, ArbUt::List<ArbUt::BorrowedPtr<const AttackData>>>(
levelAttackCapacity)) {}
~impl() = default;
void AddLevelAttack(level_int_t level, const ArbUt::BorrowedPtr<const AttackData>& attack) {
if (_learnedByLevel.Has(level)) {
_learnedByLevel[level].Append(attack);
} else {
_learnedByLevel.Insert(level, {attack});
}
if (!_distinctLevelAttacks.Contains(attack)) {
_distinctLevelAttacks.Append(attack);
}
}
inline bool HasAttacksForLevel(level_int_t level) const noexcept { return _learnedByLevel.Has(level); }
inline const ArbUt::List<ArbUt::BorrowedPtr<const AttackData>>& GetAttacksForLevel(level_int_t level) const {
if (!_learnedByLevel.Has(level)) {
THROW("No attacks found for level ", (u32)level, ".");
}
return _learnedByLevel.Get(level);
}
inline const ArbUt::List<ArbUt::BorrowedPtr<const AttackData>>& GetDistinctLevelAttacks() const noexcept {
return _distinctLevelAttacks;
}
std::optional<ArbUt::BorrowedPtr<const AttackData>> GetRandomAttack(ArbUt::Random& rand) const {
if (_distinctLevelAttacks.Count() == 0) {
return {};
}
auto val = rand.Get(_distinctLevelAttacks.Count());
auto it = _distinctLevelAttacks.begin();
std::advance(it, val);
return *it;
}
};
LearnableAttacks::LearnableAttacks(level_int_t levelAttackCapacity) : _impl(new impl(levelAttackCapacity)) {}
LearnableAttacks::~LearnableAttacks() = default;
void LearnableAttacks::AddLevelAttack(level_int_t level, ArbUt::BorrowedPtr<const AttackData> attack) {
_impl->AddLevelAttack(level, attack);
}
bool LearnableAttacks::HasAttacksForLevel(level_int_t level) const noexcept {
return _impl->HasAttacksForLevel(level);
}
const ArbUt::List<ArbUt::BorrowedPtr<const AttackData>>&
LearnableAttacks::GetAttacksForLevel(level_int_t level) const {
return _impl->GetAttacksForLevel(level);
}
const ArbUt::List<ArbUt::BorrowedPtr<const AttackData>>&
LearnableAttacks::GetDistinctLevelAttacks() const noexcept {
return _impl->GetDistinctLevelAttacks();
}
std::optional<ArbUt::BorrowedPtr<const AttackData>> LearnableAttacks::GetRandomAttack(ArbUt::Random& rand) const {
return _impl->GetRandomAttack(rand);
}
}