extends CanvasLayer

@onready var ui_panels:Array = [ %MainMenuUI, %NewGameUI, %GameUI, %GameMenuUI ]
@onready var active_ui_panel:Control = null

@onready var player = %Player
@onready var inventory_dialog:InventoryDialog = %InventoryDialog

var _all_recipes:Array[Recipe] = []


# Called when the node enters the scene tree for the first time.
func _ready():
	for file in DirAccess.get_files_at("res://data/recipes"):
		var resource_file = "res://data/recipes/" + file
		var recipe:Recipe = load(resource_file) as Recipe
		_all_recipes.append(recipe)
	
	activate_ui_panel(%GameUI)


func activate_ui_panel(ui_panel:Control):
	for control in ui_panels:
		if control == ui_panel:
			control.visible = true
		else:
			control.visible = false

	if not %GameUI.visible:
		%World.process_mode = Node.PROCESS_MODE_DISABLED
	else:
		%World.process_mode = Node.PROCESS_MODE_INHERIT
	
	active_ui_panel = ui_panel


func _on_start_game_button_pressed():
	activate_ui_panel(%GameUI)


func _on_quit_button_pressed():
	get_tree().quit()
	


func _on_new_game_button_pressed():
	activate_ui_panel(%NewGameUI)


func _to_main_menu_button_pressed():
	activate_ui_panel(%MainMenuUI)


func _unhandled_key_input(event:InputEvent):
	if active_ui_panel != %GameUI:
		return
	
	var key_event:InputEventKey = event as InputEventKey
	
	if key_event and key_event.pressed and key_event.get_keycode_with_modifiers() == KEY_ESCAPE:
		activate_ui_panel(%GameMenuUI)


func _unhandled_input(event):
	if event.is_action_released("toggle_inventory"):
		inventory_dialog.open(_all_recipes, player.inventory)