// 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()
{
	EEffectTargetType targetType = PassiveTriggerConfig.Target.SelecterType;
	switch (PassiveTriggerConfig.Condition)
	{
	case EPassiveTriggerCondition::ItemTriggered:
		{
			if (targetType !=EEffectTargetType::Self &&  targetType !=EEffectTargetType::Target)
			{
				TArray<UObject*> PawnSkills = SkillContext.SkillManager->GetTargetsBySelector(SkillContext.OwnerSkill, PassiveTriggerConfig.Target);
				for (auto Object : PawnSkills)
				{
					USkill* Skill = Cast<USkill>(Object);
					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:
		{
			//造成伤害时触发
			if (targetType !=EEffectTargetType::Self &&  targetType !=EEffectTargetType::Target)
			{
				//监测哪个角色受到了伤害
				bool enemyMakeDamage = (targetType == EEffectTargetType::TargetSkill || targetType == EEffectTargetType::TargetSkillType);
				APawnWithSkill* ReceiveDamagePawn = enemyMakeDamage ? SkillContext.OwnerSkill->GetOwner() : SkillContext.SkillManager->GetEnemyPawn(SkillContext.OwnerSkill->GetOwner());
				ReceiveDamagePawn->OnReceiveDamage.AddLambda([this](UObject* Source)
					{
						//UE_LOG(LogTemp, Error, TEXT("receive damge source = %s"), *Source->GetName());
						APawnWithSkill* DamgePawn = nullptr;
						if (Source->GetClass() == USkill::StaticClass())
						{
							DamgePawn = Cast<USkill>(Source)->GetOwner();
						}
						else if  (Source->GetClass() == APawnWithSkill::StaticClass())
						{
							DamgePawn = Cast<APawnWithSkill>(Source);
						}
						
						if (Source != SkillContext.OwnerSkill && DamgePawn != SkillContext.OwnerSkill->GetOwner() )
							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 (targetType !=EEffectTargetType::Self &&  targetType !=EEffectTargetType::Target)
			{
				// //目标技能iD
				// FGuid TriggerSkillID = PassiveTriggerConfig.SpecificSkillID;
				// //目标pawn
				// APawnWithSkill* TargetPawn = targetType == EEffectTargetType::SelfSpecificItem ? SkillContext.OwnerSkill->GetOwner():
				// SkillContext.SkillManager->GetEnemyPawn( SkillContext.OwnerSkill->GetOwner());
				//
				// TArray<USkill*> SpecificSkills = SkillContext.SkillManager->GetSkillsByOwnerAndID(TargetPawn, TriggerSkillID);
				TArray<UObject*> PawnSkills = SkillContext.SkillManager->GetTargetsBySelector(SkillContext.OwnerSkill, PassiveTriggerConfig.Target);
				for (UObject* Object : PawnSkills)
				{
					USkill* Skill = Cast<USkill>(Object);
					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 (targetType !=EEffectTargetType::Self &&  targetType !=EEffectTargetType::Target)
			{
				// //目标技能iD
				// FGuid TriggerSkillID = PassiveTriggerConfig.SpecificSkillID;
				// //目标pawn
				// APawnWithSkill* TargetPawn = targetType == EEffectTargetType::SelfSpecificItem ? SkillContext.OwnerSkill->GetOwner():
				// SkillContext.SkillManager->GetEnemyPawn( SkillContext.OwnerSkill->GetOwner());
				//
				// TArray<USkill*> SpecificSkills = SkillContext.SkillManager->GetSkillsByOwnerAndID(TargetPawn, TriggerSkillID);
				TArray<UObject*> PawnSkills = SkillContext.SkillManager->GetTargetsBySelector(SkillContext.OwnerSkill, PassiveTriggerConfig.Target);
				for (UObject* Object : PawnSkills)
				{
					USkill* Skill = Cast<USkill>(Object);
					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 (targetType == EEffectTargetType::Self || targetType == EEffectTargetType::Target)
			{
				// //目标pawn
				// APawnWithSkill* TargetPawn = targetType == EEffectTargetType::Self ? SkillContext.OwnerSkill->GetOwner():
				// SkillContext.SkillManager->GetEnemyPawn( SkillContext.OwnerSkill->GetOwner());
				TArray<UObject*> PawnSkills = SkillContext.SkillManager->GetTargetsBySelector(SkillContext.OwnerSkill, PassiveTriggerConfig.Target);
				for (UObject* Object : PawnSkills)
				{
					APawnWithSkill* TargetPawn = Cast<APawnWithSkill>(Object);
					//绑定生命值发生变化
					TargetPawn->OnReceiveDamage.AddLambda([this, TargetPawn](UObject* Source)
					{
						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()
{
	EEffectTargetType targetType = PassiveTriggerConfig.Target.SelecterType;
	switch (AuraTriggerConfig.Condition)
	{
	case EAuraTriggerCondition::None:
		{
			OnTrigger();
			break;
		}
	case EAuraTriggerCondition::HealthBelowPercent:
		{
			if (targetType == EEffectTargetType::Self || targetType == EEffectTargetType::Target)
			{
				// //目标pawn
				// APawnWithSkill* TargetPawn = AuraTriggerConfig.Target == EAuraTriggerTarget::Self ? SkillContext.OwnerSkill->GetOwner():
				// 	SkillContext.SkillManager->GetEnemyPawn( SkillContext.OwnerSkill->GetOwner());
				TArray<UObject*> Pawn = SkillContext.SkillManager->GetTargetsBySelector(SkillContext.OwnerSkill, PassiveTriggerConfig.Target);
				for (UObject* Object : Pawn)
				{
					APawnWithSkill* TargetPawn = Cast<APawnWithSkill>(Object);
					//初始检测
					if (!this->bTriggered &&
							TargetPawn->CurrentEndurance /TargetPawn ->MaxEndurance < this->AuraTriggerConfig.PercentageValue)
					{
						OnTrigger();
					}
					//动态检测
					TargetPawn->OnReceiveDamage.AddLambda([this, TargetPawn](UObject* Source)
					{
						if (!this->bTriggered &&
								TargetPawn->CurrentEndurance /TargetPawn ->MaxEndurance < this->AuraTriggerConfig.PercentageValue)
						{
							OnTrigger();
						}
					});
				}
			
			}
			else
			{
				UE_LOG(LogTemp, Error, TEXT("Target 与 Condition 不匹配"));
			}
		
			break;
		}
	case EAuraTriggerCondition::HealthAbovePercent:
		{
			if (targetType == EEffectTargetType::Self || targetType == EEffectTargetType::Target)
			{
				// //目标pawn
				// APawnWithSkill* TargetPawn = AuraTriggerConfig.Target == EAuraTriggerTarget::Self ? SkillContext.OwnerSkill->GetOwner():
				// 	SkillContext.SkillManager->GetEnemyPawn( SkillContext.OwnerSkill->GetOwner());
				TArray<UObject*> Pawn = SkillContext.SkillManager->GetTargetsBySelector(SkillContext.OwnerSkill, PassiveTriggerConfig.Target);
				for (UObject* Object : Pawn)
				{
					APawnWithSkill* TargetPawn = Cast<APawnWithSkill>(Object);
					//初始检测
					if (!this->bTriggered &&
							TargetPawn->CurrentEndurance /TargetPawn ->MaxEndurance < this->AuraTriggerConfig.PercentageValue)
					{
						OnTrigger();
					}
					//动态检测
					TargetPawn->OnReceiveDamage.AddLambda([this, TargetPawn](UObject* Source)
					{
						if (!this->bTriggered &&
								TargetPawn->CurrentEndurance /TargetPawn ->MaxEndurance > this->AuraTriggerConfig.PercentageValue)
						{
							OnTrigger();
						}
					});
				}
			
			}
			else
			{
				UE_LOG(LogTemp, Error, TEXT("Target 与 Condition 不匹配"));
			}
			break;
		}
		case EAuraTriggerCondition::EquipmentCountNotMoreThan:
		{
			if (targetType == EEffectTargetType::Self || targetType == EEffectTargetType::Target)
			{
				TArray<UObject*> Pawn = SkillContext.SkillManager->GetTargetsBySelector(SkillContext.OwnerSkill, PassiveTriggerConfig.Target);
				for (UObject* Object : Pawn)
				{
					APawnWithSkill* TargetPawn = Cast<APawnWithSkill>(Object);
					if (!this->bTriggered && SkillContext.SkillManager->GetSkillsByOwner(TargetPawn).Num() <= this->AuraTriggerConfig.CountValue)
					{
						OnTrigger();
					}
				}
				
			}
			else
			{
				UE_LOG(LogTemp, Error, TEXT("Target 与 Condition 不匹配"));
			}
		
			break;
		}
	case EAuraTriggerCondition::EquipmentCountNotLessThan:
		{
			if (targetType == EEffectTargetType::Self || targetType == EEffectTargetType::Target)
			{
				TArray<UObject*> Pawn = SkillContext.SkillManager->GetTargetsBySelector(SkillContext.OwnerSkill, PassiveTriggerConfig.Target);
				for (UObject* Object : Pawn)
				{
					APawnWithSkill* TargetPawn = Cast<APawnWithSkill>(Object);
					if (!this->bTriggered && SkillContext.SkillManager->GetSkillsByOwner(TargetPawn).Num() >= this->AuraTriggerConfig.CountValue)
					{
						OnTrigger();
					}
				}
				
			}
			else
			{
				UE_LOG(LogTemp, Error, TEXT("Target 与 Condition 不匹配"));
			}
			break;
		}
	default:
		break;
	}
}