# GraphNode.gd
extends Node2D

@onready var label: Label = $ColorRect/RichTextLabel 

var node_id: String = ""
var velocity: Vector2 = Vector2.ZERO
var is_dragging: bool = false

func setup(id: String, node_name: String) -> void:
	node_id = id
	if not is_inside_tree():
		await ready
	
	var target_label = get_node_or_null("ColorRect/Label")
	if target_label != null:
		target_label.text = node_name

func _process(_delta: float) -> void:
	if is_dragging:
		# Follow the mouse smoothly while dragging
		global_position = get_global_mouse_position()
		velocity = Vector2.ZERO # Stop physics movement during drag

func _input(event: InputEvent) -> void:
	if event is InputEventMouseButton and event.button_index == MOUSE_BUTTON_LEFT:
		if event.pressed:
			# Check if the click is inside our 150x50 ColorRect boundaries
			var local_mouse_pos = get_local_mouse_position()
			# Assumes your rect position is at default (0,0) or centered. 
			# This checks a standard 150x50 area relative to the node origin:
			if local_mouse_pos.x >= 0 and local_mouse_pos.x <= 150 and local_mouse_pos.y >= 0 and local_mouse_pos.y <= 50:
				is_dragging = true
				get_viewport().set_input_as_handled() # Prevent dragging multiple nodes
		else:
			is_dragging = false