// Fill out your copyright notice in the Description page of Project Settings.


#include "SkillTrigger.h"

#include "Skill.h"
#include "SkillManager.h"
#include "ProjectFish/PawnWithSkill.h"


void USkillTrigger::Init_Implementation(FSkillContext context, const FPassiveTriggerConfig& InPassiveTriggerConfig, const FAuraTriggerConfig& InAuraTriggerConfig)
{
	SkillContext = context;
	PassiveTriggerConfig = InPassiveTriggerConfig;
	AuraTriggerConfig = InAuraTriggerConfig;
	InitConditionTriggers();
}

void USkillTrigger::OnTrigger()
{
	bTriggered = true;
	SkillContext.OwnerSkill->ExecuteSkill();
}

void USkillTrigger::InitConditionTriggers()
{
	if (SkillContext.OwnerSkill->GetSkillData()->triggerType == ESkillTriggerType::PassiveSkill)
		InitPassiveConditionTriggers();
	else
	{
		InitAuraConditionTriggers();
	}
}

void USkillTrigger::OnSkillExecute(const FString& SkillName)
{
	OnTrigger();
}

void USkillTrigger::InitPassiveConditionTriggers()
{
	switch (PassiveTriggerConfig.Condition)
	{
	case EPassiveTriggerCondition::ItemTriggered:
		{
			//物品执行时触发
			//FGuid TriggerSkillID = PassiveTriggerConfig.SpecificSkillID;
			// if (PassiveTriggerConfig.Target == EPassiveTriggerTarget::SelfSpecificItem)
			// {
			// 	//自身
			// 	TArray<USkill*> SpecificSkills = SkillContext.SkillManager->GetSkillsByOwnerAndID(SkillContext.OwnerSkill->GetOwner(), TriggerSkillID);
			// 	for (USkill* Skill : SpecificSkills)
			// 	{
			// 		Skill->OnSkillExecute.AddDynamic(this, &USkillTrigger::OnSkillExecute);
			// 		
			// 	}
			// }
			// else if (PassiveTriggerConfig.Target == EPassiveTriggerTarget::EnemySpecificItem)
			// {
			// 	//敌人
			// 	TArray<USkill*> SpecificSkills = SkillContext.SkillManager->GetSkillsByOwnerAndID(SkillContext.SkillManager->GetEnemyPawn(SkillContext.OwnerSkill->GetOwner()), TriggerSkillID);
			// 	for (USkill* Skill : SpecificSkills)
			// 	{
			// 		Skill->OnSkillExecute.AddDynamic(this, &USkillTrigger::OnSkillExecute);
			// 	}
			// }
			if (PassiveTriggerConfig.Target ==EPassiveTriggerTarget::Self ||  PassiveTriggerConfig.Target ==EPassiveTriggerTarget::Enemy)
			{
				APawnWithSkill* TargetPawn = PassiveTriggerConfig.Target ==EPassiveTriggerTarget::Self ? SkillContext.OwnerSkill->GetOwner():
					SkillContext.SkillManager->GetEnemyPawn(SkillContext.OwnerSkill->GetOwner());
				TArray<USkill*> PawnSkills = SkillContext.SkillManager->GetSkillsByOwner(TargetPawn);
				for (USkill* Skill : PawnSkills)
				{
					if (Skill != SkillContext.OwnerSkill)
						Skill->OnSkillExecute.AddDynamic(this, &USkillTrigger::OnSkillExecute);
				}
			}
			else
			{
				UE_LOG(LogTemp, Error, TEXT("Target 与 Condition 不匹配"));
			}
			break;
		}
	
	case EPassiveTriggerCondition::DealDamage:
		{
			//造成伤害触发
			if (PassiveTriggerConfig.Target == EPassiveTriggerTarget::Self || PassiveTriggerConfig.Target == EPassiveTriggerTarget::Enemy)
			{
				APawnWithSkill* ReceiveDamagePawn =PassiveTriggerConfig.Target == EPassiveTriggerTarget::Enemy ? SkillContext.OwnerSkill->GetOwner() : SkillContext.SkillManager->GetEnemyPawn(SkillContext.OwnerSkill->GetOwner());
				ReceiveDamagePawn->OnReceiveDamage.AddLambda([this]()
					{
						OnTrigger();
					});
			}
			else
			{
				UE_LOG(LogTemp, Error, TEXT("Target 与 Condition 不匹配"));
			}
			break;
		}
	case EPassiveTriggerCondition::SkillDurabilityDecrease:
		{
			//物品耐久度减少触发
			if (PassiveTriggerConfig.Target == EPassiveTriggerTarget::SelfSpecificItem || PassiveTriggerConfig.Target == EPassiveTriggerTarget::EnemySpecificItem)
			{
				//目标技能iD
				FGuid TriggerSkillID = PassiveTriggerConfig.SpecificSkillID;
				//目标pawn
				APawnWithSkill* TargetPawn = PassiveTriggerConfig.Target == EPassiveTriggerTarget::SelfSpecificItem ? SkillContext.OwnerSkill->GetOwner():
				SkillContext.SkillManager->GetEnemyPawn( SkillContext.OwnerSkill->GetOwner());
				
				TArray<USkill*> SpecificSkills = SkillContext.SkillManager->GetSkillsByOwnerAndID(TargetPawn, TriggerSkillID);
				
				for (USkill* Skill : SpecificSkills)
				{
					Skill->OnSkillEnduranceChange.AddLambda([this](int32 EnduranceOffset)
					{
						if (EnduranceOffset < 0)
							OnTrigger();
					});
				}
			}
			else
			{
				UE_LOG(LogTemp, Error, TEXT("Target 与 Condition 不匹配"));
			}
			
			break;
		}
	case EPassiveTriggerCondition::SkillDurabilityRestore:
		{
			//物品耐久度恢复触发
			if (PassiveTriggerConfig.Target == EPassiveTriggerTarget::SelfSpecificItem || PassiveTriggerConfig.Target == EPassiveTriggerTarget::EnemySpecificItem)
			{
				//目标技能iD
				FGuid TriggerSkillID = PassiveTriggerConfig.SpecificSkillID;
				//目标pawn
				APawnWithSkill* TargetPawn = PassiveTriggerConfig.Target == EPassiveTriggerTarget::SelfSpecificItem ? SkillContext.OwnerSkill->GetOwner():
				SkillContext.SkillManager->GetEnemyPawn( SkillContext.OwnerSkill->GetOwner());
				
				TArray<USkill*> SpecificSkills = SkillContext.SkillManager->GetSkillsByOwnerAndID(TargetPawn, TriggerSkillID);
				
				for (USkill* Skill : SpecificSkills)
				{
					Skill->OnSkillEnduranceChange.AddLambda([this](int32 EnduranceOffset)
					{
						if (EnduranceOffset > 0)
							OnTrigger();
					});
				}
			}
			else
			{
				UE_LOG(LogTemp, Error, TEXT("Target 与 Condition 不匹配"));
			}
			
			break;
		}
	case EPassiveTriggerCondition::HealthFirstBelowPercent:
		{
			//目标生命值低于x时触发
			if (PassiveTriggerConfig.Target == EPassiveTriggerTarget::Self || PassiveTriggerConfig.Target == EPassiveTriggerTarget::Enemy)
			{
				
				//目标pawn
				APawnWithSkill* TargetPawn = PassiveTriggerConfig.Target == EPassiveTriggerTarget::SelfSpecificItem ? SkillContext.OwnerSkill->GetOwner():
				SkillContext.SkillManager->GetEnemyPawn( SkillContext.OwnerSkill->GetOwner());
				//绑定生命值发生变化
				TargetPawn->OnReceiveDamage.AddLambda([this, TargetPawn]()
				{
					if (!this->bTriggered &&
							TargetPawn->CurrentEndurance /TargetPawn ->MaxEndurance < this->PassiveTriggerConfig.PercentageValue)
					{
						OnTrigger();
					}
				});
			}
			else
			{
				UE_LOG(LogTemp, Error, TEXT("Target 与 Condition 不匹配"));
			}
			
			break;
		}
	default:
		break;
	}
}

void USkillTrigger::InitAuraConditionTriggers()
{
	switch (AuraTriggerConfig.Condition)
	{
	case EAuraTriggerCondition::None:
		{
			OnTrigger();
			break;
		}
	case EAuraTriggerCondition::HealthBelowPercent:
		{
			//目标pawn
			APawnWithSkill* TargetPawn = AuraTriggerConfig.Target == EAuraTriggerTarget::Self ? SkillContext.OwnerSkill->GetOwner():
				SkillContext.SkillManager->GetEnemyPawn( SkillContext.OwnerSkill->GetOwner());
			//初始检测
			if (!this->bTriggered &&
					TargetPawn->CurrentEndurance /TargetPawn ->MaxEndurance > this->AuraTriggerConfig.PercentageValue)
			{
				OnTrigger();
			}
			//动态检测
			TargetPawn->OnReceiveDamage.AddLambda([this, TargetPawn]()
			{
				if (!this->bTriggered &&
						TargetPawn->CurrentEndurance /TargetPawn ->MaxEndurance < this->AuraTriggerConfig.PercentageValue)
				{
					OnTrigger();
				}
			});
			break;
		}
	case EAuraTriggerCondition::HealthAbovePercent:
		{
			//目标pawn
			APawnWithSkill* TargetPawn = AuraTriggerConfig.Target == EAuraTriggerTarget::Self ? SkillContext.OwnerSkill->GetOwner():
				SkillContext.SkillManager->GetEnemyPawn( SkillContext.OwnerSkill->GetOwner());
			//初始检测
			if (!this->bTriggered &&
					TargetPawn->CurrentEndurance /TargetPawn ->MaxEndurance > this->AuraTriggerConfig.PercentageValue)
			{
				OnTrigger();
			}
			//动态检测
			TargetPawn->OnEnduranceChanged.AddLambda([this, TargetPawn]()
			{
				if (!this->bTriggered &&
						TargetPawn->CurrentEndurance /TargetPawn ->MaxEndurance > this->AuraTriggerConfig.PercentageValue)
				{
					OnTrigger();
				}
			});
			break;
		}
		case EAuraTriggerCondition::EquipmentCountNotMoreThan:
		{
			//目标pawn
			APawnWithSkill* TargetPawn = AuraTriggerConfig.Target == EAuraTriggerTarget::Self ? SkillContext.OwnerSkill->GetOwner():
				SkillContext.SkillManager->GetEnemyPawn( SkillContext.OwnerSkill->GetOwner());
			
			if (!this->bTriggered && SkillContext.SkillManager->GetSkillsByOwner(TargetPawn).Num() <= this->AuraTriggerConfig.CountValue)
			{
				OnTrigger();
			}
		}
	case EAuraTriggerCondition::EquipmentCountNotLessThan:
		{
			//目标pawn
			APawnWithSkill* TargetPawn = AuraTriggerConfig.Target == EAuraTriggerTarget::Self ? SkillContext.OwnerSkill->GetOwner():
				SkillContext.SkillManager->GetEnemyPawn( SkillContext.OwnerSkill->GetOwner());
			
			if (!this->bTriggered && SkillContext.SkillManager->GetSkillsByOwner(TargetPawn).Num() >= this->AuraTriggerConfig.CountValue)
			{
				OnTrigger();
			}
		}
	default:
		break;
	}
}