extends MeshInstance

class_name Road

export var end_rotation_axis:Vector3 = Vector3(0,0,0)
export var end_rotation_phi:float = 0.0

export var first_speed_factor:float = 1.0
export var creator_speed_factor:float = 1.0
export var chasers_speed_factor:float = 1.0

export var reset_index:int = 0

export (PoolVector3Array) var speed_constrains = PoolVector3Array()
export (PoolVector3Array) var force_penalties = PoolVector3Array()
export (PoolVector3Array) var torque_penalties = PoolVector3Array()

var creator:String = ""
var preview:bool = false

func _ready():
	if not has_node("StaticBody"):
		var body = StaticBody.new()
		body.set_name("StaticBody")
		var shape = CollisionShape.new()
		shape.set_name("CollisionShape")
		shape.shape = mesh.create_trimesh_shape()
		body.add_child(shape)
		add_child(body)
		
func get_creator():
	return creator

func set_creator(new_creator):
	creator = str(new_creator)

# Artist TODO:
func set_color(new_color):
	pass

func get_path():
	return get_node("Path")
		
func get_curve():
	return get_path().get_curve()

func get_lane_curve(lane:int):
	if has_node("lanes"):
		return get_node("lanes").get_child(lane).get_curve()
	else:
		return get_path().get_curve()

func get_end_rotation_axis():
	return end_rotation_axis
	
func get_end_rotation_phi():
	return end_rotation_phi
	
func set_preview(prev):
	preview = prev
	if prev:
		set_material_override(SpatialMaterial.new())
	else:
		set_material_override(null)
	
func is_preview():
	return preview
	
func get_next_lane(lane):
	return lane
	
func penalty_index(distance:float, speed:float):
	for index in range(speed_constrains.size()):
		var constrain = speed_constrains[index]
		if constrain.x <= distance && constrain.y >= distance:
			if constrain.z < 0 && speed < constrain.z * -1 || constrain.z > 0  && speed > constrain.z:
				return index
	return -1
	
func get_torque_penalty(index:int):
	if index >= 0:
		while torque_penalties.size() < (index + 1):
			index-=1
		return torque_penalties[index]
		
	return Vector3(0,0,0)
	
func get_force_penalty(index:int):
	if index >= 0:
		while force_penalties.size() < (index + 1):
			index-=1
		return force_penalties[index]
	
	return Vector3(0,0,0)