extends Node

class_name StarSystem

## Width of the system. Limits stars generation and camera bounds
@export var width: int = 8192
## Height of the system. Limits stars generation and camera bounds
@export var height: int = 8192

## Pause controller node reference
@onready var pause_controller = $PauseController

## Player ship reference. May be null.
var player_ship: PlayerShip

func _ready():
	player_ship = get_node_or_null("PlayerShip")
	
	# adjust player ship camera if player ship exists
	if player_ship != null:
		player_ship.camera.limit_left = -width / 2
		player_ship.camera.limit_right = width / 2
		player_ship.camera.limit_top = -height / 2
		player_ship.camera.limit_bottom = height / 2

## Pause the game. Remember to unpause it when switching scenes!
func pause():
	get_tree().paused = true
	pause_controller.visible = true

## Unpause the game.
func unpause():
	get_tree().paused = false
	pause_controller.visible = false

func _process(_delta):
	if Input.is_action_just_released("pause"):
		unpause() if get_tree().paused else pause()