extends Node
signal mouse_pos_received(x: float, y: float)

@export var port_name: String = "/dev/cu.usbmodem2101"
@export var baud_rate: int = 9600
@onready var serial = $GDSerial

func _ready():
	var error = serial.open(port_name, baud_rate)
	if error != OK:
		print("fuck it ...", error)
	else:
		print("open bar !")

func _process(_delta):
	if serial.is_open() and serial.bytes_available() > 0:
		var response = serial.readline()
		
		if not response.is_empty():
			_parse_and_emit(response)

func _parse_and_emit(response: String):
	var clean_response = response.strip_edges()
	var parts = clean_response.split(",") # Ex: ["X:100", "Y:200"]
	
	var x = 0.0
	var y = 0.0
	
	for part in parts:
		var key_value = part.split(":")
		if key_value.size() == 2:
			var key = key_value[0].strip_edges() # Ex: "X"
			var value = float(key_value[1].strip_edges()) # Ex: 100.0
			
			if key == "X":
				x = value
			elif key == "Y":
				y = value
				
	mouse_pos_received.emit(x, y)