// Request Games © All rights reserved

// Source/TengriPlatformer/Camera/Core/TengriCameraConfig.h

#pragma once

#include "CoreMinimal.h"
#include "Engine/DataAsset.h"
#include "TengriCameraConfig.generated.h"

UENUM(BlueprintType)
enum class ETengriCameraBehavior : uint8
{
	FreeLook        UMETA(DisplayName = "Free Look (3D)"),
	SideScroller    UMETA(DisplayName = "Side Scroller (2.5D with DeadZone)")
};

/**
 * Camera configuration data asset.
 * Defines camera behavior, positioning, smoothing, and dead zone parameters.
 */
UCLASS(BlueprintType)
class TENGRIPLATFORMER_API UTengriCameraConfig : public UDataAsset
{
	GENERATED_BODY()

public:
	// ════════════════════════════════════════════════════════════════════
	//                          BEHAVIOR
	// ════════════════════════════════════════════════════════════════════

	UPROPERTY(EditAnywhere, BlueprintReadOnly, Category = "Behavior")
	ETengriCameraBehavior BehaviorType = ETengriCameraBehavior::FreeLook;

	// ════════════════════════════════════════════════════════════════════
	//                          TRANSFORM
	// ════════════════════════════════════════════════════════════════════

	/** Fixed camera rotation (SideScroller mode only) */
	UPROPERTY(EditAnywhere, BlueprintReadOnly, Category = "Transform")
	FRotator FixedRotation = FRotator(-15.0f, -90.0f, 0.0f);

	UPROPERTY(EditAnywhere, BlueprintReadOnly, Category = "Transform")
	float TargetArmLength = 1000.0f;

	UPROPERTY(EditAnywhere, BlueprintReadOnly, Category = "Transform")
	FVector SocketOffset = FVector(0.f, 0.f, 100.f);

	// ════════════════════════════════════════════════════════════════════
	//                          SMOOTHING
	// ════════════════════════════════════════════════════════════════════

	/** Interpolation speed for config transitions (arm length, rotation) */
	UPROPERTY(EditAnywhere, BlueprintReadOnly, Category = "Smoothing")
	float TransitionSpeed = 2.0f;

	// ════════════════════════════════════════════════════════════════════
	//                          LAG
	// ════════════════════════════════════════════════════════════════════

	/** Enable camera lag for cinematic feel */
	UPROPERTY(EditAnywhere, BlueprintReadOnly, Category = "Lag")
	bool bEnableLag = true;

	/** Lag interpolation speed (lower = slower/cinematic, higher = tighter) */
	UPROPERTY(EditAnywhere, BlueprintReadOnly, Category = "Lag", meta = (EditCondition = "bEnableLag", ClampMin = "0.1", ClampMax = "100.0"))
	float LagSpeed = 5.0f;

	// ════════════════════════════════════════════════════════════════════
	//                          DEAD ZONE
	// ════════════════════════════════════════════════════════════════════

	/**
	 * Dead zone extents (cm) - camera only moves when player exits this box.
	 * X = Forward/Backward, Y = Depth (usually 0 in 2.5D), Z = Up/Down
	 */
	UPROPERTY(EditAnywhere, BlueprintReadOnly, Category = "Dead Zone")
	FVector DeadZoneExtent = FVector(200.0f, 0.0f, 150.0f);

	/** Offset dead zone center relative to player (e.g. see more ahead than behind) */
	UPROPERTY(EditAnywhere, BlueprintReadOnly, Category = "Dead Zone")
	FVector DeadZoneOffset = FVector(0.0f, 0.0f, 50.0f);

	// ════════════════════════════════════════════════════════════════════
	//                          DEBUG
	// ════════════════════════════════════════════════════════════════════

	/** Draw debug box showing dead zone boundaries */
	UPROPERTY(EditAnywhere, BlueprintReadOnly, Category = "Debug")
	bool bDrawDebugBox = false;
};