// Fill out your copyright notice in the Description page of Project Settings.

#pragma once

#include "CoreMinimal.h"
#include "GlobeAwareDefaultPawn.h"
#include "Interfaces/IHttpRequest.h"
#include "Rover.generated.h"

class UInputAction;
struct FInputActionValue;
class UInputMappingContext;
class ADefaultPawnController;
class UCesiumFlyToComponent;
class ARoverController;
class UCameraComponent;
class USpringArmComponent;

enum class ESelecteItemMode :uint8 {
	ESM_Single,
	ESM_Multiple,
	ESM_Default
};
enum class ETSAction :uint8 {
	ETS_Default,
	ETS_RotationOrZoom,
	ETS_UPDown
};
/**
 *
 */
UCLASS()
class BXSSP_API ARover : public AGlobeAwareDefaultPawn
{
	GENERATED_BODY()

public:

	ARover();

	virtual void Tick(float DeltaTime)override;
	UFUNCTION(BlueprintCallable)
	void UpdateOrignLongitudeLatitude(float Time = 0.01f);

	UFUNCTION(BlueprintCallable)
	void FlyTo(const FVector& LongitudeLatitude, double YawAtDestination, double PitchAtDestination);

	/*UFUNCTION(BlueprintCallable)
	void FlyTo(const FVector& LongitudeLatitude, double YawAtDestination, double PitchAtDestination);*/
	UFUNCTION(BlueprintCallable)
	void AssistMouseRollDistance(float Value, const FVector2D& ZoomScreenPosition = FVector2D(-1, -1));
	// 辅助通过滚动轴缩进距离
	void AssistMouseRollDistance(float Value, std::optional<FHitResult> _TS_ZoomHitResult, std::optional<FVector2D> ZoomScreenPosition = std::nullopt);
	FVector GetCurrentLongitudeLatitude();

	bool IsPressMouseLeft() { return bPressMouseLeftKey; }

	//检测是否更新原点经纬度
	UFUNCTION(BlueprintCallable)
	void CheckUpdateOrignLongitudeLatitude();

	float GetHeight()const;

	FORCEINLINE ARoverController* GetPlayerController()const { return PlayerController; }

	FORCEINLINE TSoftObjectPtr<ACesiumGeoreference> GetGeoreference() { return Georeference; }

	FORCEINLINE bool IsPressRightKey()const { return bPressMouseRightKey; }

	UFUNCTION(BlueprintCallable)
	FORCEINLINE void SetAssistMouseLeftMoveActor(TSoftObjectPtr<AStaticMeshActor> Object) { AssistMouseLeftMoveActor = Object; }

	FORCEINLINE void SetSelectedModeStatus(ESelecteItemMode Mode) {
		LastSelecteItemMode = SelecteItemMode;
		SelecteItemMode = Mode;
	}
	FORCEINLINE ESelecteItemMode GetSelectedModeStatus()const { return SelecteItemMode; }
	FORCEINLINE ESelecteItemMode GetLastSelectedModeStatus()const { return LastSelecteItemMode; }

	//绕中心点旋转视角
	UFUNCTION(BlueprintCallable)
	void AroundPointRotation(float TheValue, EAxis::Type AxisType = EAxis::Y, FVector _RotationPoint = FVector(-1));

	FORCEINLINE bool IsTempStopAutoRotate()const { return bTempStopAutoRotate; }
	// 更新屏幕中心点位置
	UFUNCTION(BlueprintCallable)
	void UpdatascreenCenterPointLocation();

	//通过高度调整速度
	void AdjustSpeedByHeight();

	// fly开始时调用
	UFUNCTION(BlueprintImplementableEvent)
	void OnFlyStart(const FVector& LongitudeLatitudeHeightDestination,
		double YawAtDestination,
		double PitchAtDestination);


	UFUNCTION(BlueprintCallable)
	void ModifyMaxRollCoefficient(float Coefficient);
	UCameraComponent* GetFollowCamera()const { return Camera; }
	void _MoveRight(const FInputActionValue& TheValue);
	UFUNCTION(BlueprintCallable)
	void UpdateCurrentHeight();
	FORCEINLINE float GetCurrentHeight()const { return CurrentHeight; }
	// 重置玩家对象属性，用于因某些原因导致的系统事件失效情况
	UFUNCTION(BlueprintCallable)
	void ResetPlayerProperty();
	UFUNCTION(BlueprintCallable)
	void MoveToLongitudeLatitudeHeight(const FVector& LongitudeLatitudeHeight);
	UFUNCTION(BlueprintPure)
	bool IsFlying() { return bFlying; }
	UFUNCTION(BlueprintCallable)
	void EnableCameraLag(bool bOpen);
	UFUNCTION(BlueprintCallable)
	void SetMaxRollDistance(float _MaxDistance);

	FConvexVolume GetViewFrustum();
	bool CheckPointInViewFrustum(const FVector& Point);

	// 停止按键移动
	UFUNCTION(BlueprintCallable)
	void StopKeyMove();
	// 允许按键移动
	UFUNCTION(BlueprintCallable)
	void StartKeyMove();
	UFUNCTION(BlueprintCallable)
	void SetEnabledAroundPointRotation(bool bEnabled) { IsEnabledAroundPointRotation = bEnabled; }
	UFUNCTION(BlueprintCallable)
	void ClearCurrentSlowStopMoveOffsetTime();
public:
	//正在创建对象
	UPROPERTY(BlueprintReadWrite)
	bool IsCreatingActor;
protected:

	virtual void BeginPlay()override;

	virtual void SetupPlayerInputComponent(UInputComponent* InInputComponent) override;

	void PressMouseMiddleButton();
	void ReleaseMouseMiddleButton();
	UFUNCTION(BlueprintCallable)
	void PressMouseLeftButton();
	UFUNCTION(BlueprintCallable)
	void ReleaseMouseLeftButton();
	UFUNCTION(BlueprintCallable)
	void PressMouseRightButton();
	UFUNCTION(BlueprintCallable)
	void ReleaseMouseRightButton();
	void _TurnAtRate(const FInputActionValue& Value);
	void GamePadTurnAtRate(const FInputActionValue& Value);
	void _LookUpAtRate(const FInputActionValue& Value);
	void GamePadLookUpAtRate(const FInputActionValue& Value);
	// 通过滚动轴缩进距离
	void MouseRollDistance(const FInputActionValue& Value);
	void TS_TriggeredTwoTouch(const FInputActionValue& Value);
	void TS_MouseRollDistance(const FInputActionValue& Value);
	void TS_PressTwoTouch();
	void TS_ReleaseTwoTouch();
	void TS_FOVRotation(const FInputActionValue& Value);
	void TS_UpDownPitch(const FInputActionValue& Value);
	void TS_StartAction();
	void MouseLeftMovePawn(const FInputActionValue& Value);
	UFUNCTION(BlueprintCallable)
	void TouchMovePawn(FVector2D CurScreenPosition, FVector2D LastScreenPosition);

	void UpdataMoveToLocation(float DeltaTime);

	UFUNCTION(BlueprintCallable)
	FORCEINLINE void SetGeoreference(TSoftObjectPtr<class ACesiumGeoreference> TheGeoreference) { Georeference = TheGeoreference; }

	void _MoveForward(const FInputActionValue& TheValue);

	void ReleaseMoveButton();

	void StopMoveForward();
	void StopMoveRight();
	UFUNCTION(BlueprintImplementableEvent)
	void UpdateOriginCoordinate();

	// 设置是否允许鼠标左键移动
	UFUNCTION(BlueprintCallable)
	void AllowLeftMouseMovePlayer(bool bAllow);
	UFUNCTION(BlueprintCallable)
	bool GetKeyMoveState();

	UFUNCTION(BlueprintCallable)
	bool GetPressLeftMouseKey() { return bPressMouseLeftKey; };

	// 自动更新，通过鼠标右键进行旋转时产生的滑动效果
	void UpdateSlideRotation(float DeltaTime);
protected:
	//鼠标中键值
	UPROPERTY(BlueprintReadOnly)
	float MiddleKeyValue;
private:

	void StartSlowStopMove();


	// 停止通过鼠标左键移动
	void StopMouseLeftMove();
	// 延迟更新原点
	void DelayUpdateOrigin(float DelayTime = 0.1);

	// 当鼠标左键移动以后的缓冲惯性移动
	void InertialMove(float DeltaTime);
private:

	UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = InputAction, meta = (AllowPrivateAccess = "true"))
	UInputAction* MouseLeftAsset;

	UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = InputAction, meta = (AllowPrivateAccess = "true"))
	UInputAction* MouseRightAsset;

	UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = InputAction, meta = (AllowPrivateAccess = "true"))
	UInputAction* TurnAsset;

	UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = InputAction, meta = (AllowPrivateAccess = "true"))
	UInputAction* LookUpAsset;

	UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = InputAction, meta = (AllowPrivateAccess = "true"))
	UInputAction* MouseRollAxisAsset;

	UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = InputAction, meta = (AllowPrivateAccess = "true"))
	UInputAction* MouseMiddleAxisAsset;

	UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = InputAction, meta = (AllowPrivateAccess = "true"))
	UInputAction* MoveForwardAsset;

	UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = InputAction, meta = (AllowPrivateAccess = "true"))
	UInputAction* MoveRightAsset;

	UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = InputAction, meta = (AllowPrivateAccess = "true"))
	UInputAction* TS_TwoTouchAsset;

	UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = InputAction, meta = (AllowPrivateAccess = "true"))
	UInputAction* GamePadTurnAsset;

	UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = InputAction, meta = (AllowPrivateAccess = "true"))
	UInputAction* GamePadLookUPAsset;

	UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = InputAction, meta = (AllowPrivateAccess = "true"))
	UInputMappingContext* BaseInputAction;

	UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = Controller, meta = (AllowPrivateAccess = "true"))
	ARoverController* PlayerController;

	UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = InputAction, meta = (AllowPrivateAccess = "true"))
	UCesiumFlyToComponent* FlyComp;

	UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = InputAction, meta = (AllowPrivateAccess = "true"))
	UCameraComponent* Camera;

	UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = InputAction, meta = (AllowPrivateAccess = "true"))
	USpringArmComponent* SpringArm;
	// 是否按下鼠标中键
	bool bPressMouseMiddleKey;

	UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = InputAction, meta = (AllowPrivateAccess = "true"))
	float SelfBaseTurnRate;
	UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = InputAction, meta = (AllowPrivateAccess = "true"))
	float SelfBaseLookUpRate;

	// 滚动中键时的缩放速度
	UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = Property, meta = (AllowPrivateAccess = "true"))
	float ZoomRollSpeed;

	// 当绕中间旋转时保存的屏幕中间位置
	FVector screenMiddleLocation;

	// 按下中键旋转的角度
	UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = Property, meta = (AllowPrivateAccess = "true"))
	float RotateAngle;

	// 是否按下鼠标右键
	bool bPressMouseRightKey;
	// 是否按下鼠标左键
	bool bPressMouseLeftKey;

	FVector2D MousePosition;
	FVector2D LastMousePosition;

	FVector2D TestMousePosition;
	FVector2D TestLastMousePosition;

	// 鼠标左键基础移动速率
	UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = Property, meta = (AllowPrivateAccess = "true"))
	float BaseMouseLeftMoveRate;

	// 通过鼠标左键移动到的位置
	FVector MoveToLocation;

	UPROPERTY(EditAnywhere, BlueprintReadWrite, BlueprintSetter = SetGeoreference, Category = Property, meta = (AllowPrivateAccess = "true"))
	TSoftObjectPtr<ACesiumGeoreference> Georeference;

	// 刷新当前原点经纬度
	FTimerHandle RefreshOriginLongitudeLatitudeTimer;

	// 当超过最大距离时刷新原点经纬度
	UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = Property, meta = (AllowPrivateAccess = "true"))
	float MaxDistance;

	// 当前是否在向(前/后)移动
	bool bMoveForward;
	// 当前是否在向(左/右)移动
	bool bMoveRight;

	FVector ForwardDirection;
	FVector RightDirection;

	// 按键移动速度
	float MoveSpeed;

	UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = Class, meta = (AllowPrivateAccess = "true"))
	TSubclassOf<UUserWidget> QuitGameDialogClass;

	// 是否限制绕点旋转的视角
	bool bLimitViewport;
	// 是否允许鼠标左键移动
	bool bAllowMouseLeftMove;
	// 当使用左键移动时，控制高度来控制移动速度
	UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = Move, meta = (AllowPrivateAccess = "true"))
	float ControlHeightMulitiplier;
	// 当使用左键移动时，控制高度来控制移动速度乘数
	UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = Move, meta = (AllowPrivateAccess = "true"))
	float LongitudeLatitudeControlHeightMulitiplier;

	// 鼠标左键移动时的缓慢停止移动计时器
	FTimerHandle SlowStopMoveTimer;


	// 鼠标移动偏移乘数(用于多少时间停止移动的乘数)
	UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = Move, meta = (AllowPrivateAccess = "true"))
	float MouseMoveOffsetMulitiplier;

	// 是否允许更新鼠标左键移动
	bool bAllowUpdataMove;
	// 鼠标最后一次移动的方向
	FVector MoveDirectionLast;
	// 缓慢停止时的移动速度
	float SlowStopMoveSpeed;
	// 总的缓慢停止时的拖尾移动时间
	float TotalSlowStopMoveOffsetTime;
	// 当前缓慢停止时的拖尾移动时间
	float CurrentSlowStopMoveOffsetTime;
	// 高度转变鼠标移动方式的阈值
	UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = Move, meta = (AllowPrivateAccess = "true"))
	float ChangeHeightThreshold;
	// 更新原点经纬度计时器
	FTimerHandle UpdateOriginLongitudeLatitdeTimer;

	// 当前是否正在飞行
	UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = Property, meta = (AllowPrivateAccess = "true"))
	bool bFlying;

	// 当进行滚动轴缩放时，滚动点离屏幕中心点远时的平移缩放偏移乘数
	UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = Property, meta = (AllowPrivateAccess = "true"))
	float ZoomOffsetMulitiplier;

	UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = Property, meta = (AllowPrivateAccess = "true"))
	// 当高于该阈值时更新缩放偏移
	float ZoomOffsetHeightValue;
	// 当前是否跟随运动轨迹
	bool bFollowSportTrace;


	// 在飞行途中更新原点计时器
	UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = Timer, meta = (AllowPrivateAccess = "true"))
	FTimerHandle UpdateFlyOriginTimer;

	// 从当前位置到移动位置的距离
	double CurrentMoveDistance;
	// 移动速度乘数
	UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = Property, meta = (AllowPrivateAccess = "true"))
	double MoveSpeedMultiplier;

	// 是否允许惯性移动
	bool bAllowInertialMove;

	FVector MouseClickLongitudeLatitude;

	UPROPERTY(EditAnywhere, BlueprintReadWrite, BlueprintSetter = SetAssistMouseLeftMoveActor, Category = Move, meta = (AllowPrivateAccess = "true"))
	TSoftObjectPtr< AStaticMeshActor> AssistMouseLeftMoveActor;

	ECollisionChannel CheckMoveCollisionChannel;

	// 当前选择的模式
	ESelecteItemMode SelecteItemMode;
	// 上一次选择的模式
	ESelecteItemMode LastSelecteItemMode;

	// 当正在进行自动旋转时，如果按下鼠标右键自行选择角度时临时停止旋转
	bool bTempStopAutoRotate;

	// 当前高亮模型对象
	USkeletalMeshComponent* CurrentHightLightModel;

	UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = Property, meta = (AllowPrivateAccess = "true"))
	bool bHDRIMode = false;

	// 鼠标右键的滑动速度
	UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = Property, meta = (AllowPrivateAccess = "true"))
	float SlideSpeed = 1;
	// 滑动时间
	float SlideTime = 0;
	float TotalSlideTime = 0;

	// 滑动速度乘数
	UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = Move, meta = (AllowPrivateAccess = "true"))
	float SlideSpeedMulitiplier = 0.01f;
	// 当前最大滚动距离
	UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = Move, meta = (AllowPrivateAccess = "true"))
	float CurrentMaxRollDistance = 1000000000.0f;
	//最大滚动系数
	UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = Move, meta = (AllowPrivateAccess = "true"))
	float MaxRollCoefficient = 1.f;
	// 是否按下移动按钮(W,S,A,D)
	bool bPressMoveButton = false;

	// 绕一个点旋转的极限值
	UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = Rotate, meta = (AllowPrivateAccess = "true"))
	float LimitValueOfRotateAroundPoint = 911352.5488545;
	// 当前是否按下双指缩放
	bool bTS_PressTwoTouch = false;

	FVector2D Touch1, Touch2;
	FVector2D LastTouch1, LastTouch2;
	bool bPressTouch1, bPressTouch2;
	FTimerHandle TS_ActionTimer;
	bool bTS_StartAction = false;
	ETSAction TS_ActionStatus = ETSAction::ETS_Default;
	UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = Property, meta = (AllowPrivateAccess = "true"))
	float TS_DelayTime = 0.07f;
	std::optional<FHitResult> TS_ZoomHitResult = std::nullopt;
	// 双指触摸延迟释放
	FTimerHandle TS_DelayReleaseTimer;
	UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = Property, meta = (AllowPrivateAccess = "true"))
	float CurrentHeight = 0;
	// 最大跨越纬度
	UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = Property, meta = (AllowPrivateAccess = "true"))
	float MaxCrossingLatitude = 75.f;
	// 当通过鼠标左键移动地球时，鼠标没有点到地形的情况下运行
	bool bAllowUpdateSlide = false;
	// 当角色纬度超过正负MaxCrossingLatitude时，启用平滑过渡
	FTimerHandle CrossingLatitudeTimer;
	// 更新高度计时器
	FTimerHandle UpdateHeightTimer;
	// 用于更新在太空没有击中地面时是否使用缓慢滑行
	bool bAllowSlowStopMove = true;
	// 当前是否在仰视天空,如果在仰视且点中天空就执行平移变旋转视角
	bool bCurrentLookingup = false;
	// 当在旋转时释放移动操作
	FTimerHandle ReleaseMoveButtonTimer;

	std::atomic<FVector> PlayerLongitudeLatitudeHeight = FVector(0);

	bool bKeyMove = true;

	bool IsEnabledAroundPointRotation = true;
public:
	static ARover* PlayerPawn;
	UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = Property)
	bool IsUpdateOrignLongitudeLatitude = true;
};