// Copyright Ralpha Team. All Rights Reserved.

#pragma once

#include "CoreMinimal.h"
#include "UObject/NoExportTypes.h"
#include "Dom/JsonObject.h"
#include "Dom/JsonValue.h"
#include "RalphaParameterBridge.generated.h"

class APostProcessVolume;
class ADirectionalLight;
class ASkyLight;
class AExponentialHeightFog;
class ACineCameraActor;

/**
 * Bridge between MCP commands and UE5 rendering systems.
 * Handles getting/setting parameters on post-process volumes, lights, fog, cameras, etc.
 */
UCLASS(BlueprintType)
class RALPHACORE_API URalphaParameterBridge : public UObject
{
	GENERATED_BODY()

public:
	URalphaParameterBridge();

	// Get all current rendering parameters
	TSharedPtr<FJsonObject> GetAllParameters();

	// Post-Process Volume
	bool SetPostProcessParameters(const TSharedPtr<FJsonObject>& Params);
	TSharedPtr<FJsonObject> GetPostProcessParameters();

	// Directional Light (Sun)
	bool SetDirectionalLightParameters(const TSharedPtr<FJsonObject>& Params);
	TSharedPtr<FJsonObject> GetDirectionalLightParameters();

	// Sky Light
	bool SetSkyLightParameters(const TSharedPtr<FJsonObject>& Params);
	TSharedPtr<FJsonObject> GetSkyLightParameters();

	// Exponential Height Fog
	bool SetFogParameters(const TSharedPtr<FJsonObject>& Params);
	TSharedPtr<FJsonObject> GetFogParameters();

	// Camera
	bool SetCameraParameters(const TSharedPtr<FJsonObject>& Params);
	TSharedPtr<FJsonObject> GetCameraParameters();

	// Render Quality
	bool SetRenderQuality(const TSharedPtr<FJsonObject>& Settings);

	// Asset Search
	TArray<TSharedPtr<FJsonValue>> SearchAssets(const FString& Query, const FString& AssetType, int32 MaxResults);
	TArray<TSharedPtr<FJsonValue>> ListAssets(const FString& FolderPath, const FString& AssetType, bool bRecursive);

	// Actor Management
	bool SpawnActor(const FString& AssetPath, const FVector& Location, const FRotator& Rotation, float Scale, const FString& ActorLabel, FString& OutActorId);
	bool DeleteActor(const FString& ActorId);
	TArray<TSharedPtr<FJsonValue>> ListActors(const FString& ClassFilter, const FString& NameFilter, bool bIncludeTransforms);
	bool SetActorTransform(const FString& ActorId, const FVector* Location, const FRotator* Rotation, const float* Scale, bool bRelative);
	TSharedPtr<FJsonObject> GetActorDetails(const FString& ActorId, bool bIncludeComponents, bool bIncludeMaterials);
	bool SetActorMaterial(const FString& ActorId, const FString& MaterialPath, int32 MaterialIndex);

	// Create a simple material with specified properties and apply to actor
	bool SetActorSimpleMaterial(const FString& ActorId, const FLinearColor& BaseColor, float Metallic, float Roughness, float Opacity);

	// Create an emissive (unlit) material for glowing objects like sun, lights, screens
	bool SetActorEmissiveMaterial(const FString& ActorId, const FLinearColor& EmissiveColor, float EmissiveIntensity);

	// Scene Setup - creates required actors for rendering control
	TSharedPtr<FJsonObject> SetupScene();

	// Spawn WaterBodyOcean from Water plugin
	bool SpawnOcean(const FVector& Location, float Size, FString& OutActorId);

	// Configure ocean wave parameters
	bool SetOceanWaves(float WaveAmplitude, float WaveLength, float Steepness, int32 NumWaves);

	// Create a minimal landscape for water plugin support
	bool CreateLandscape(float Size, float HeightOffset);

	// Point Light
	bool SpawnPointLight(const FVector& Location, float Intensity, const FLinearColor& Color, float AttenuationRadius, const FString& ActorLabel, FString& OutActorId);
	bool SetPointLightParameters(const FString& ActorId, const TSharedPtr<FJsonObject>& Params);

	// Spot Light
	bool SpawnSpotLight(const FVector& Location, const FRotator& Rotation, float Intensity, const FLinearColor& Color, float AttenuationRadius, float InnerConeAngle, float OuterConeAngle, const FString& ActorLabel, FString& OutActorId);
	bool SetSpotLightParameters(const FString& ActorId, const TSharedPtr<FJsonObject>& Params);

	// Rect Light (area lighting for interiors)
	bool SpawnRectLight(const FVector& Location, const FRotator& Rotation, float Intensity, const FLinearColor& Color, float SourceWidth, float SourceHeight, float AttenuationRadius, const FString& ActorLabel, FString& OutActorId);
	bool SetRectLightParameters(const FString& ActorId, const TSharedPtr<FJsonObject>& Params);

	// Skeletal Mesh (characters, animated objects)
	bool SpawnSkeletalMesh(const FString& SkeletalMeshPath, const FVector& Location, const FRotator& Rotation, float Scale, const FString& ActorLabel, FString& OutActorId);
	bool PlayAnimation(const FString& ActorId, const FString& AnimationPath, bool bLooping, float PlayRate);
	bool StopAnimation(const FString& ActorId);
	bool SetAnimationPose(const FString& ActorId, const FString& AnimationPath, float Time);

	// Reflection Captures
	bool SpawnSphereReflectionCapture(const FVector& Location, float InfluenceRadius, const FString& ActorLabel, FString& OutActorId);
	bool SpawnBoxReflectionCapture(const FVector& Location, const FVector& BoxExtent, const FString& ActorLabel, FString& OutActorId);
	bool UpdateReflectionCaptures();

	// IES Light Profiles
	bool SetLightIESProfile(const FString& ActorId, const FString& IESProfilePath);

private:
	// Find actors of specific types in the world
	APostProcessVolume* FindPostProcessVolume();
	ADirectionalLight* FindDirectionalLight();
	ASkyLight* FindSkyLight();
	AExponentialHeightFog* FindExponentialHeightFog();
	ACineCameraActor* FindCineCamera();

	// Get the current world
	UWorld* GetCurrentWorld();

	// Parse hex color string to FLinearColor
	FLinearColor ParseHexColor(const FString& HexColor);
	FString ColorToHex(const FLinearColor& Color);

	// Refresh BP_Sky_Sphere when sun position changes
	void RefreshSkySphere();
};