mirror of
https://github.com/DarkflameUniverse/DarkflameServer.git
synced 2024-11-22 13:37:22 +00:00
419 lines
9.8 KiB
C++
419 lines
9.8 KiB
C++
#include "BuffComponent.h"
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#include <BitStream.h>
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#include "CDClientDatabase.h"
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#include <stdexcept>
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#include "DestroyableComponent.h"
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#include "Game.h"
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#include "dLogger.h"
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#include "GameMessages.h"
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#include "SkillComponent.h"
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#include "ControllablePhysicsComponent.h"
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#include "EntityManager.h"
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std::unordered_map<int32_t, std::vector<BuffParameter>> BuffComponent::m_Cache {};
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BuffComponent::BuffComponent(Entity* parent) : Component(parent)
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{
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}
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BuffComponent::~BuffComponent() {
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}
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void BuffComponent::Serialize(RakNet::BitStream* outBitStream, bool bIsInitialUpdate, unsigned int& flags) {
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if (!bIsInitialUpdate) return;
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if (m_Buffs.empty())
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{
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outBitStream->Write0();
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}
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else
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{
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outBitStream->Write1();
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outBitStream->Write<uint32_t>(m_Buffs.size());
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for (const auto& buff : m_Buffs)
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{
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outBitStream->Write<uint32_t>(buff.first);
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outBitStream->Write0();
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outBitStream->Write0();
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outBitStream->Write0();
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outBitStream->Write0();
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outBitStream->Write0();
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outBitStream->Write0();
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outBitStream->Write0();
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outBitStream->Write0();
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outBitStream->Write0();
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outBitStream->Write0();
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outBitStream->Write0();
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outBitStream->Write<uint32_t>(0);
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}
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}
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outBitStream->Write0();
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}
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void BuffComponent::Update(float deltaTime)
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{
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/**
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* Loop through all buffs and apply deltaTime to ther time.
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* If they have expired, remove the buff and break.
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*/
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for (auto& buff : m_Buffs)
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{
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// For damage buffs
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if (buff.second.tick != 0.0f && buff.second.stacks > 0)
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{
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buff.second.tickTime -= deltaTime;
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if (buff.second.tickTime <= 0.0f)
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{
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buff.second.tickTime = buff.second.tick;
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buff.second.stacks--;
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SkillComponent::HandleUnmanaged(buff.second.behaviorID, m_Parent->GetObjectID());
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}
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}
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// These are indefinate buffs, don't update them.
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if (buff.second.time == 0.0f)
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{
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continue;
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}
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buff.second.time -= deltaTime;
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if (buff.second.time <= 0.0f)
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{
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RemoveBuff(buff.first);
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break;
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}
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}
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}
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void BuffComponent::ApplyBuff(const int32_t id, const float duration, const LWOOBJID source, bool addImmunity,
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bool cancelOnDamaged, bool cancelOnDeath, bool cancelOnLogout, bool cancelOnRemoveBuff,
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bool cancelOnUi, bool cancelOnUnequip, bool cancelOnZone)
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{
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// Prevent buffs from stacking.
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if (HasBuff(id))
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{
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return;
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}
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GameMessages::SendAddBuff(const_cast<LWOOBJID &>(m_Parent->GetObjectID()), source, (uint32_t) id,
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(uint32_t) duration * 1000, addImmunity, cancelOnDamaged, cancelOnDeath,
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cancelOnLogout, cancelOnRemoveBuff, cancelOnUi, cancelOnUnequip, cancelOnZone);
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float tick = 0;
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float stacks = 0;
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int32_t behaviorID = 0;
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const auto& parameters = GetBuffParameters(id);
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for (const auto& parameter : parameters)
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{
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if (parameter.name == "overtime")
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{
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auto* behaviorTemplateTable = CDClientManager::Instance()->GetTable<CDSkillBehaviorTable>("SkillBehavior");
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behaviorID = behaviorTemplateTable->GetSkillByID(parameter.values[0]).behaviorID;
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stacks = static_cast<int32_t>(parameter.values[1]);
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tick = parameter.values[2];
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const auto unknown2 = parameter.values[3]; // Always 0
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}
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}
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ApplyBuffEffect(id);
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Buff buff;
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buff.id = id;
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buff.time = duration;
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buff.tick = tick;
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buff.tickTime = tick;
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buff.stacks = stacks;
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buff.source = source;
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buff.behaviorID = behaviorID;
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m_Buffs.emplace(id, buff);
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}
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void BuffComponent::RemoveBuff(int32_t id)
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{
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const auto& iter = m_Buffs.find(id);
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if (iter == m_Buffs.end())
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{
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return;
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}
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m_Buffs.erase(iter);
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RemoveBuffEffect(id);
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}
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bool BuffComponent::HasBuff(int32_t id)
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{
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return m_Buffs.find(id) != m_Buffs.end();
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}
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void BuffComponent::ApplyBuffEffect(int32_t id)
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{
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const auto& parameters = GetBuffParameters(id);
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for (const auto& parameter : parameters)
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{
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if (parameter.name == "max_health")
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{
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const auto maxHealth = parameter.value;
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auto* destroyable = this->GetParent()->GetComponent<DestroyableComponent>();
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if (destroyable == nullptr) return;
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destroyable->SetMaxHealth(destroyable->GetMaxHealth() + maxHealth);
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}
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else if (parameter.name == "max_armor")
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{
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const auto maxArmor = parameter.value;
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auto* destroyable = this->GetParent()->GetComponent<DestroyableComponent>();
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if (destroyable == nullptr) return;
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destroyable->SetMaxArmor(destroyable->GetMaxArmor() + maxArmor);
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}
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else if (parameter.name == "max_imagination")
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{
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const auto maxImagination = parameter.value;
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auto* destroyable = this->GetParent()->GetComponent<DestroyableComponent>();
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if (destroyable == nullptr) return;
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destroyable->SetMaxImagination(destroyable->GetMaxImagination() + maxImagination);
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}
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else if (parameter.name == "speed")
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{
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const auto speed = parameter.value;
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auto* controllablePhysicsComponent = this->GetParent()->GetComponent<ControllablePhysicsComponent>();
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if (controllablePhysicsComponent == nullptr) return;
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const auto current = controllablePhysicsComponent->GetSpeedMultiplier();
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controllablePhysicsComponent->SetSpeedMultiplier(current + ((speed - 500.0f) / 500.0f));
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EntityManager::Instance()->SerializeEntity(this->GetParent());
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}
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}
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}
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void BuffComponent::RemoveBuffEffect(int32_t id)
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{
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const auto& parameters = GetBuffParameters(id);
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for (const auto& parameter : parameters)
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{
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if (parameter.name == "max_health")
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{
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const auto maxHealth = parameter.value;
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auto* destroyable = this->GetParent()->GetComponent<DestroyableComponent>();
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if (destroyable == nullptr) return;
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destroyable->SetMaxHealth(destroyable->GetMaxHealth() - maxHealth);
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}
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else if (parameter.name == "max_armor")
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{
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const auto maxArmor = parameter.value;
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auto* destroyable = this->GetParent()->GetComponent<DestroyableComponent>();
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if (destroyable == nullptr) return;
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destroyable->SetMaxArmor(destroyable->GetMaxArmor() - maxArmor);
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}
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else if (parameter.name == "max_imagination")
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{
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const auto maxImagination = parameter.value;
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auto* destroyable = this->GetParent()->GetComponent<DestroyableComponent>();
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if (destroyable == nullptr) return;
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destroyable->SetMaxImagination(destroyable->GetMaxImagination() - maxImagination);
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}
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else if (parameter.name == "speed")
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{
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const auto speed = parameter.value;
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auto* controllablePhysicsComponent = this->GetParent()->GetComponent<ControllablePhysicsComponent>();
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if (controllablePhysicsComponent == nullptr) return;
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const auto current = controllablePhysicsComponent->GetSpeedMultiplier();
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controllablePhysicsComponent->SetSpeedMultiplier(current - ((speed - 500.0f) / 500.0f));
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EntityManager::Instance()->SerializeEntity(this->GetParent());
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}
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}
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}
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void BuffComponent::RemoveAllBuffs()
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{
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for (const auto& buff : m_Buffs)
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{
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RemoveBuffEffect(buff.first);
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}
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m_Buffs.clear();
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}
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void BuffComponent::Reset()
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{
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RemoveAllBuffs();
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}
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void BuffComponent::ReApplyBuffs()
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{
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for (const auto& buff : m_Buffs)
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{
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ApplyBuffEffect(buff.first);
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}
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}
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Entity* BuffComponent::GetParent() const
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{
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return m_Parent;
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}
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void BuffComponent::LoadFromXML(tinyxml2::XMLDocument* doc)
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{
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// Load buffs
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auto* dest = doc->FirstChildElement("obj")->FirstChildElement("dest");
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// Make sure we have a clean buff element.
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auto* buffElement = dest->FirstChildElement("buff");
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// Old character, no buffs to load
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if (buffElement == nullptr)
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{
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return;
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}
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auto* buffEntry = buffElement->FirstChildElement("b");
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while (buffEntry != nullptr)
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{
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int32_t id = buffEntry->IntAttribute("id");
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float t = buffEntry->FloatAttribute("t");
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float tk = buffEntry->FloatAttribute("tk");
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int32_t s = buffEntry->FloatAttribute("s");
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LWOOBJID sr = buffEntry->Int64Attribute("sr");
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int32_t b = buffEntry->IntAttribute("b");
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Buff buff;
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buff.id = id;
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buff.time = t;
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buff.tick = tk;
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buff.stacks = s;
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buff.source = sr;
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buff.behaviorID = b;
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m_Buffs.emplace(id, buff);
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buffEntry = buffEntry->NextSiblingElement("b");
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}
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}
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void BuffComponent::UpdateXml(tinyxml2::XMLDocument* doc)
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{
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// Save buffs
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auto* dest = doc->FirstChildElement("obj")->FirstChildElement("dest");
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// Make sure we have a clean buff element.
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auto* buffElement = dest->FirstChildElement("buff");
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if (buffElement == nullptr)
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{
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buffElement = doc->NewElement("buff");
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dest->LinkEndChild(buffElement);
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}
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else
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{
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buffElement->DeleteChildren();
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}
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for (const auto& buff : m_Buffs)
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{
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auto* buffEntry = doc->NewElement("b");
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buffEntry->SetAttribute("id", buff.first);
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buffEntry->SetAttribute("t", buff.second.time);
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buffEntry->SetAttribute("tk", buff.second.tick);
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buffEntry->SetAttribute("s", buff.second.stacks);
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buffEntry->SetAttribute("sr", buff.second.source);
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buffEntry->SetAttribute("b", buff.second.behaviorID);
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buffElement->LinkEndChild(buffEntry);
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}
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}
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const std::vector<BuffParameter>& BuffComponent::GetBuffParameters(int32_t buffId)
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{
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const auto& pair = m_Cache.find(buffId);
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if (pair != m_Cache.end())
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{
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return pair->second;
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}
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std::stringstream query;
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query << "SELECT * FROM BuffParameters WHERE BuffID = " << std::to_string(buffId) << ";";
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auto result = CDClientDatabase::ExecuteQuery(query.str());
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std::vector<BuffParameter> parameters {};
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while (!result.eof())
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{
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BuffParameter param;
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param.buffId = buffId;
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param.name = result.getStringField(1);
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param.value = result.getFloatField(2);
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if (!result.fieldIsNull(3))
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{
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std::istringstream stream(result.getStringField(3));
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std::string token;
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while (std::getline(stream, token, ','))
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{
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try
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{
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const auto value = std::stof(token);
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param.values.push_back(value);
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}
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catch (std::invalid_argument& exception)
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{
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Game::logger->Log("BuffComponent", "Failed to parse value (%s): (%s)!\n", token.c_str(), exception.what());
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}
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}
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}
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parameters.push_back(param);
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result.nextRow();
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}
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m_Cache.insert_or_assign(buffId, parameters);
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return m_Cache.find(buffId)->second;
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}
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