MechDefence/Public/MAICharacterBase.h

#pragma once

#include "CoreMinimal.h"
#include "GameFramework/Character.h"
#include "GameplayTagAssetInterfacE.h"

#include "MAICharacterBase.generated.h"

class UMHealthComponent;
class UWidgetComponent;
class AMGameplayActor;
class FOnCharacterEnterSafeZone;
class AMAICharacterBase;

DECLARE_DYNAMIC_MULTICAST_DELEGATE_TwoParams(FOnAIEnterSafeZone, AMAICharacterBase*, AICharacter, AActor*, SafeZoneEnteredActor);
DECLARE_DYNAMIC_MULTICAST_DELEGATE_OneParam(FOnAILeaveSafeZone, AMAICharacterBase*, AICharacter);

UCLASS()
class MECHDEFENCE_API AMAICharacterBase : public ACharacter, public IGameplayTagAssetInterface
{
	GENERATED_BODY()

public:
	AMAICharacterBase();

protected:

	bool bIsInSafeZone;
	
	UPROPERTY(EditDefaultsOnly, BlueprintReadOnly, Category = "AICharacter SafeZone")
	FGameplayTagContainer SafeZoneTags;

	UPROPERTY(EditDefaultsOnly, BlueprintReadOnly, Category = "AICharacter SafeZone")
	TSubclassOf<AActor> SafeZoneClass;
	
	UPROPERTY(EditDefaultsOnly, Category = "Tags")
	FGameplayTagContainer ActorTags;

	UPROPERTY(EditDefaultsOnly, BlueprintReadOnly, Category = "AICharacter Base")
	UWidgetComponent* StatusIndicatorWidget;

	UPROPERTY(EditDefaultsOnly, BlueprintReadOnly, Category = "AICharacter Base")
	UMHealthComponent* HealthComponent;

	UPROPERTY(EditDefaultsOnly, BlueprintReadOnly, Category = "AICharacter Base")
	UParticleSystem* DefaultHitParticle;
	
	UPROPERTY(EditDefaultsOnly, BlueprintReadOnly, Category = "AICharacter Base")
	UParticleSystem* VulnerableHitParticle;

	UFUNCTION(BlueprintCallable)
	virtual UShapeComponent* GetSafeZoneOverlappingShape();

	virtual void BeginPlay() override;
	void SetWidgetHealthComponentProperty();

public:	
	virtual void Tick(float DeltaTime) override;

	virtual void SetupPlayerInputComponent(class UInputComponent* PlayerInputComponent) override;

	UPROPERTY(BlueprintAssignable, Category = "AICharacter Events")
	FOnAIEnterSafeZone OnAIEnterSafeZone;

	UPROPERTY(BlueprintAssignable, Category = "AICharacter Events")
	FOnAILeaveSafeZone OnAILeaveSafeZone;
	
	UFUNCTION(BlueprintCallable, Category = "AICharacter")
	void AddGameplayTags(const FGameplayTagContainer& TagContainer);

	UFUNCTION(BlueprintCallable, Category = "AICharacter")
	void AddGameplayTag(const FGameplayTag& Tag);

	void LeaveSafeZone();
	void EnterSafeZone(AActor* SafeZoneActor);
	void CheckSafeZone();

	bool IsInSafeZone() const { return bIsInSafeZone; }

	UParticleSystem* GetVulnerableHitParticle() const { return VulnerableHitParticle;  }
	UParticleSystem* GetDefaultHitParticle() const { return DefaultHitParticle;  }

private:
	virtual void GetOwnedGameplayTags(FGameplayTagContainer& TagContainer) const override;

	UFUNCTION()
	void HandleSafeZoneBeginOverlap(UPrimitiveComponent* OverlappedComponent, AActor* OtherActor, UPrimitiveComponent* OtherComp, int32 OtherBodyIndex, bool bFromSweep, const FHitResult& SweepResult);

	UFUNCTION()
	void HandleSafeZoneEndOverlap(UPrimitiveComponent* OverlappedComponent, AActor* OtherActor, UPrimitiveComponent* OtherComp, int32 OtherBodyIndex);

	UFUNCTION()
	void HandleCharacterDeath(UMHealthComponent* ActorHealthComponent, AActor* DeadActor, AActor* KillerActor);

};