float UCoverComponent::GetDistanceBetweenShapeComponentLocationByVelocityWithDiameter(const FVector2D CoverCharacterShapeComponentLocation, FVector& OutCoverCharacterShapeComponentLocation, const FVector2D CoverCharacterVelocityNormalised, const float CoverCharacterShapeComponentDiameter, const float ShapeComponentHalfHeight, FVector& EndTraceLocation)
{
	OutCoverCharacterShapeComponentLocation = FVector(CoverCharacterShapeComponentLocation.X, CoverCharacterShapeComponentLocation.Y, ShapeComponentHalfHeight);
	FVector2D EndTrace2D = CoverCharacterShapeComponentLocation + (CoverCharacterVelocityNormalised * CoverCharacterShapeComponentDiameter);

	EndTraceLocation = FVector(EndTrace2D.X, EndTrace2D.Y, ShapeComponentHalfHeight);

	return FVector::Dist(OutCoverCharacterShapeComponentLocation, EndTraceLocation);
}

float UCoverComponent::GetDistanceFromClosestPointOnSplineToEndTraceLocation(const FVector EndTraceLocation, const float CoverCharacterShapeComponentDiameter, const float ShapeComponentHalfHeight, FVector& OutClosestSplinePointToEndTraceLocation)
{
	OutClosestSplinePointToEndTraceLocation = OtherCoverPathSplineComponent->FindLocationClosestToWorldLocation(EndTraceLocation, ESplineCoordinateSpace::World);
	OutClosestSplinePointToEndTraceLocation = FVector(OutClosestSplinePointToEndTraceLocation.X, OutClosestSplinePointToEndTraceLocation.Y, ShapeComponentHalfHeight);
	FVector EndTraceFromClosestSplinePoint = OutClosestSplinePointToEndTraceLocation + (FVector(EndTraceLocation - OutClosestSplinePointToEndTraceLocation).GetSafeNormal() * CoverCharacterShapeComponentDiameter);
	EndTraceFromClosestSplinePoint = FVector(EndTraceFromClosestSplinePoint.X, EndTraceFromClosestSplinePoint.Y, ShapeComponentHalfHeight);

	return FVector::Dist(EndTraceFromClosestSplinePoint, OutClosestSplinePointToEndTraceLocation);
}

float UCoverComponent::GetDistanceFromOutClosestSplinePointToEndTraceLocationToCurrentCoverCharacterLocation(const FVector OutClosestSplinePointToEndTraceLocation, const FVector OutCoverCharacterShapeComponentLocation)
{
	return FVector::Dist(OutCoverCharacterShapeComponentLocation, OutClosestSplinePointToEndTraceLocation);
}

bool UCoverComponent::ConstrainMovementToSplineKeyboardInput(const FVector DirectionBasedOnCameraRotation, const float ActionValue, FVector2D CoverCharacterShapeComponentLocation, FVector2D CoverCharacterVelocityNormalised, const float ShapeComponentDiameter, const float ShapeComponentHalfHeight, FVector& WorldDirection, float& ScaleValue)
{
	FVector OutCoverCharacterShapeComponentLocation;
	FVector EndTraceLocation;
	FVector OutClosestSplinePointToEndTraceLocation;

	float DistanceBetweenShapeComponentLocationByVelocityWithDiameter = GetDistanceBetweenShapeComponentLocationByVelocityWithDiameter(CoverCharacterShapeComponentLocation, OutCoverCharacterShapeComponentLocation, CoverCharacterVelocityNormalised, ShapeComponentDiameter, ShapeComponentHalfHeight, EndTraceLocation);
	float DistanceFromClosestPointOnSplineToEndTraceLocation = GetDistanceFromClosestPointOnSplineToEndTraceLocation(EndTraceLocation, ShapeComponentDiameter, ShapeComponentHalfHeight, OutClosestSplinePointToEndTraceLocation);
	float DistanceFromOutClosestSplinePointToEndTraceLocationToCurrentCoverCharacterLocation = GetDistanceFromOutClosestSplinePointToEndTraceLocationToCurrentCoverCharacterLocation(OutClosestSplinePointToEndTraceLocation, OutCoverCharacterShapeComponentLocation);

	float Hypotenuse = UKismetMathLibrary::Hypotenuse(DistanceBetweenShapeComponentLocationByVelocityWithDiameter, DistanceFromClosestPointOnSplineToEndTraceLocation);

	FVector DirectionFromOutClosestSplinePointToEndTraceLocationToCurrentCoverCharacterLocation = UKismetMathLibrary::FindLookAtRotation(OutCoverCharacterShapeComponentLocation, OutClosestSplinePointToEndTraceLocation).Vector();

	bool bIsCoverCharacterInRangeOfSpline = (DistanceFromOutClosestSplinePointToEndTraceLocationToCurrentCoverCharacterLocation <= Hypotenuse);

	if (bIsCoverCharacterInRangeOfSpline)
	{
		WorldDirection = DirectionBasedOnCameraRotation;
		ScaleValue = ActionValue;
	}
	else
	{
		WorldDirection = DirectionFromOutClosestSplinePointToEndTraceLocationToCurrentCoverCharacterLocation;
		ScaleValue = DistanceFromOutClosestSplinePointToEndTraceLocationToCurrentCoverCharacterLocation - Hypotenuse;
	}

	return  bIsCoverCharacterInRangeOfSpline;
}