extends RefCounted
const FLIGHT := preload("res://scripts/game/flight_movement.gd")
var velocity := Vector2.ZERO
var rotation := 0.0
var angular_velocity := 0.0
var max_speed := 90.0
var reverse_max_speed := 45.0
var max_strafe_speed := 45.0
var thrust_acceleration := 90.0
var brake_acceleration := 180.0
var space_drag := 16.0
var max_turn_speed := 2.8
var turn_acceleration := 7.0
var turn_damping := 4.0
var energy := 100.0
var boost_active := false
var _exhausted := false
var _coast := 0.0

func configure(ship: Node) -> void:
	for key in ["max_speed","reverse_max_speed","max_strafe_speed","thrust_acceleration","brake_acceleration","space_drag","max_turn_speed","turn_acceleration","turn_damping"]:
		set(key, ship.get(key))

func step(delta: float, turn: float, thrust: bool, brake: bool, strafe: float, boost_pressed: bool) -> void:
	energy = minf(100,energy + 5.0 * delta)
	var previous := boost_active
	boost_active = false
	if not boost_pressed:
		_exhausted = false
	elif not _exhausted and not brake:
		if energy < 20.0 * delta or energy <= 0:
			_exhausted = true
		else:
			energy = maxf(0,energy-20.0*delta)
			boost_active = true
	if boost_active:
		_coast = 0
	else:
		if previous:
			_coast = maxf(0,velocity.length()-max_speed)
		_coast = move_toward(_coast,0,space_drag*delta)
	FLIGHT.apply(self,delta,turn,thrust,brake,strafe,boost_active,false,max_speed*2 if boost_active else max_speed+_coast)

	rotation = wrapf(rotation,-PI,PI)