arrow_input.gd

extends KinematicBody2D

export (int) var run_speed = 100
export (int) var jump_speed = -400
export (int) var gravity = 1200

var velocity = Vector2()
var jumping = false
var has_double_jumped = false

func PlayerJump():
	jumping = true
	velocity.y = jump_speed


func get_input():
	velocity.x = 0
	var right = Input.is_action_pressed('ui_right')
	var left = Input.is_action_pressed('ui_left')
	var jump = Input.is_action_just_pressed('ui_up')

	if jump and is_on_floor():
		PlayerJump()
		has_double_jumped = false
	elif jump and !has_double_jumped:
		PlayerJump()
		has_double_jumped = true
	if right:
		velocity.x += run_speed
	if left:
		velocity.x -= run_speed

func _physics_process(delta):
	get_input()
	velocity.y += gravity * delta
	if jumping and is_on_floor():
		jumping = false
	velocity = move_and_slide(velocity, Vector2(0, -1))