Movement Script

extends CharacterBody2D

const SPEED = 120.0

func _physics_process(delta):
    #input & animations handling
    var movement = Vector2()
    movement.x = Input.get_axis("left","right")
    movement.y = Input.get_axis("up","down")
    movement = movement.normalized()
    if movement != Vector2.ZERO:
        $RayCast2D.target_position = movement * 32
    velocity = movement * SPEED
    update_animation(movement)
    move_and_slide()

func get_direction_as_string():
    #converting vector to string to simplify the update_animation() function
    var dir = $RayCast2D.target_position
    if dir.x > 0:
        return "right"
    elif dir.x < 0:
        return "left"
    elif dir.y > 0:
        return "up"
    elif dir.y < 0:
        return "down"

func update_animation(movement):
    #switching UP/DOWN to play "run_right" animation
    var dir = get_direction_as_string()
    if dir == "up" or dir == "down":
        dir = "right"
    #update sprite animation based on movement direction
    if movement != Vector2.ZERO:
        $AnimatedSprite2D.play("run_"+dir)
    else:
        $AnimatedSprite2D.play("idle")