extends KinematicBody2D

var velocity = Vector2(0, 0)
var snap = Vector2.ZERO
var last_time_on_floor : int  = 0

func _ready():
	_enable_snap()

func _process_gravity(delta):
	if not is_on_floor():
		if last_time_on_floor == 0:
			last_time_on_floor = OS.get_ticks_msec()
		velocity.y += GlobalConfig.GRAVITY.y * delta
	else:
		last_time_on_floor = 0
		_enable_snap()
		velocity.y = 0
		
	if is_on_ceiling():
		velocity.y = 1

func _physics_process(delta):
	move_and_slide_with_snap(velocity, snap, Vector2.UP)
	_process_gravity(delta)

func _disable_snap():
	snap = Vector2.ZERO

func _enable_snap():
	snap = GlobalConfig.SNAP

func _check_jump():
	print(OS.get_ticks_msec() - last_time_on_floor)
	if last_time_on_floor == 0:
		return true
	return OS.get_ticks_msec() - last_time_on_floor <= GlobalConfig.JUMP_COYOTE