extends VehicleBody

var speed
var steerAngle
var yRotation
const acceleration = 100

func steer():
	if Input.is_action_pressed("ui_left"):   #Steer and rotate
		if steerAngle < 0.25:
			steerAngle += 0.05
		else:
			steerAngle = 0.25

		if yRotation < 0.01:
			yRotation += 0.0025
	elif Input.is_action_pressed("ui_right"):
		if steerAngle > -0.25:
			steerAngle -= 0.05
		else:
			steerAngle = -0.25

		if yRotation > -0.01:
			yRotation -= 0.0025
	else:
		steerAngle = 0
		yRotation = 0

	set_steering(steerAngle)
	if speed != 0:                        #Rotate only when moving
		rotate_y(yRotation)

func accelerate():
	if Input.is_action_pressed("accelerate"):   #Acceleration
		if speed < 1000:
			speed += acceleration
		else:
			speed = 1000
	else:                                       #Inertia and stop
		if speed > 0:
			speed -= 5
		else:
			speed = 0
	set_engine_force(speed)                     #Control

# Called when the node enters the scene tree for the first time.
func _ready():
	speed = 0
	yRotation = 0

# Called every frame. 'delta' is the elapsed time since the previous frame.
func _process(delta):
	accelerate()
	steer()