extends Control

@export var radius: float = 150.0
@export var transition_speed: float = 0.2

func _ready():
	hide() # Start hidden
	_arrange_buttons()

func _input(event):
	if event.is_action_pressed("OpenRadialCommandMenu"): # Map 'Q' to "open_menu" in Input Map
		_toggle_menu()

func _toggle_menu():
	visible = !visible
	if visible:
		# Center the menu on the mouse or screen
		global_position = get_viewport().get_mouse_position()
		_animate_menu(true)
	else:
		_animate_menu(false)

func _arrange_buttons():
	var buttons = get_children()
	var count = buttons.size()
	
	for i in range(count):
		# Calculate the angle for each button in radians
		var angle = i * (2 * PI / count)
		
		# Standard circle math: x = cos(a) * r, y = sin(a) * r
		var target_pos = Vector2(cos(angle), sin(angle)) * radius
		
		# Offset by button size to keep them centered
		buttons[i].position = target_pos - (buttons[i].size / 2)

func _animate_menu(opening: bool):
	var tween = create_tween().set_parallel(true)
	for button in get_children():
		var final_scale = Vector2.ONE if opening else Vector2.ZERO
		tween.tween_property(button, "scale", final_scale, transition_speed).from(Vector2.ZERO if opening else Vector2.ONE)