extends VehicleBody

# Member variables
const STEER_SPEED = .25
const STEER_LIMIT = .3

var steer_angle = 0
var steer_target = 0
var view_sensitivity = 0.3;

export var engine_force = 20


func _fixed_process(delta):
	if (Input.is_action_pressed("ui_left")):
		steer_target = -STEER_LIMIT
	elif (Input.is_action_pressed("ui_right")):
		steer_target = STEER_LIMIT
	else:
		steer_target = 0
	
	if (Input.is_action_pressed("ui_up")):
		set_engine_force(engine_force)
	else:
		set_engine_force(0)
	
	if (Input.is_action_pressed("ui_down")):
		#set_brake(1)
		set_engine_force(-engine_force)
	
	if (Input.is_action_pressed("driver_break")):
		set_brake(1.0)
	else:
		set_brake(0.0)
	
	if (steer_target < steer_angle):
		steer_angle -= STEER_SPEED*delta
		if (steer_target > steer_angle):
			steer_angle = steer_target
	elif (steer_target > steer_angle):
		steer_angle += STEER_SPEED*delta
		if (steer_target < steer_angle):
			steer_angle = steer_target
	
	set_steering(steer_angle)


func _ready():
	set_fixed_process(true)
	
func _input(ie):
	if ie.type == InputEvent.MOUSE_MOTION:
		var yaw = rad2deg(get_node(".").get_rotation().y);
		var pitch = rad2deg(get_node("Camera").get_rotation().x);
		
		yaw = fmod(yaw - ie.relative_x * view_sensitivity, 360);
		pitch = max(min(pitch - ie.relative_y * view_sensitivity, 90), -90);
		
		get_node(".").set_rotation(Vector3(0, deg2rad(yaw), 0));
		get_node("Camera").set_rotation(Vector3(deg2rad(pitch), 0, 0));