ATriggerActor.h

#pragma once

#include "CoreMinimal.h"
#include "GameFramework/Actor.h"
#include "TriggerActor.generated.h"

class ATriggerActionBase;
class UTriggerOptionBase;

UCLASS()
class UE4SYSTEMS_API ATriggerActor : public AActor
{
    GENERATED_BODY()

public:

    ATriggerActor();

    UFUNCTION(BlueprintCallable)
    void AttemptToTrigger();

    bool CanBeTriggered() const;
    bool HasBeenTriggered() const { return bHasBeenTriggered; }

    int GetTriggerCount() const { return TriggerCount; }

protected:

    virtual void BeginPlay() override;

private:

    void OnTriggerOptionCompletedCB();

    UTriggerOptionBase* TriggerOption;

    UPROPERTY(EditAnywhere)
    bool bCanBeTriggeredMoreThanOnce;

    UPROPERTY(EditAnywhere)
    TArray<ATriggerActionBase*> TriggerActions;

    /** This trigger actor won't be able to start a trigger process unless its' TriggerConditions has been met, meaning that it's TriggerActors has been succesfully triggered. */
    UPROPERTY(EditAnywhere)
    TArray<ATriggerActor*> TriggerConditions;

    UPROPERTY(EditAnywhere)
    TArray<ATriggerActor*> CompletionTriggers;

    bool bHasBeenTriggered;
    int TriggerCount;
};