// Request Games © All rights reserved

// Source/TengriPlatformer/World/TengriPickupActor.cpp

#pragma once

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

class USphereComponent;
class UStaticMeshComponent;

/**
 * Base class for all physics pickup items (rocks, bones, keys).
 * Handles physics states when held/dropped.
 */
UCLASS()
class TENGRIPLATFORMER_API ATengriPickupActor : public AActor
{
	GENERATED_BODY()
	
public:	
	ATengriPickupActor();

protected:
	virtual void BeginPlay() override;

public:	
	// ========================================================================
	//                           COMPONENTS
	// ========================================================================

	/** Visual representation and physics body */
	UPROPERTY(VisibleAnywhere, BlueprintReadOnly, Category = "Pickup")
	TObjectPtr<UStaticMeshComponent> MeshComp;

	/** Trigger zone for detection */
	UPROPERTY(VisibleAnywhere, BlueprintReadOnly, Category = "Pickup")
	TObjectPtr<USphereComponent> TriggerComp;

	// ========================================================================
	//                           STATE API
	// ========================================================================

	/** * Called when character picks up this item.
	 * Disables physics and collision.
	 */
	UFUNCTION(BlueprintCallable, Category = "Pickup")
	virtual void OnPickedUp(USceneComponent* AttachTo, FName SocketName);

	/** * Called when character drops/throws this item.
	 * Re-enables physics and detaches.
	 * @param Impulse - Optional force to apply (for throwing)
	 * @param bVelChange
	 */
	UFUNCTION(BlueprintCallable, Category = "Pickup")
	virtual void OnDropped(FVector Impulse = FVector::ZeroVector, bool bVelChange = false);

	/** Check if currently held by someone */
	UFUNCTION(BlueprintPure, Category = "Pickup")
	bool IsHeld() const { return bIsHeld; }

protected:
	bool bIsHeld = false;
};