extends Node2D

var menu_item
var conf_mm
var conf_cat
var item_names = []
var item_proper_names = []
var categories
var pixel_x
var pixel_y
var ui_scale = 1

func _enter_tree() -> void:
	conf_mm = ConfigFile.new()
	conf_mm.load("res://02 - Configurations/campaign/main_menu.ini")
	conf_cat = ConfigFile.new()
	conf_cat.load("res://02 - Configurations/campaign/categories.ini")
	print("main_menu:_enter_tree:1  " + str(conf_mm.get_sections()))
	categories = []
	pixel_x = get_viewport_rect().size[0]
	pixel_y = get_viewport_rect().size[1]
	if pixel_x + pixel_y > 2900:
		ui_scale = 1
	else:
		ui_scale = 0.7
	print("main_menu:_enter_tree:2   " + str(pixel_x) + " " + str(pixel_y))
	for i in conf_mm.get_sections():
		categories = categories + [i]
	
	for i in categories:
		#print(i)
		var button = OptionButton.new()
		button.text = conf_mm.get_value(i,"name")
		button.name = i
		button.custom_minimum_size = Vector2(320,64)
		button.connect("item_selected",self.item_selected.bind(button))
		button.allow_reselect = true
		print("main_menu:_enter_tree:3   " + str(conf_mm.get_sections()))
		for j in conf_mm.get_value(button.name,"items",[]):
			item_names = item_names + [j]
			item_proper_names = item_proper_names + [conf_cat.get_value(j,"name","")]
			print("main_menu:_enter_tree:3   ")
			button.add_item(conf_cat.get_value(j,"name",""))
		%container.add_child(button)
	set_menu_items()

func item_selected(k,tab):
	print("main_menu:select_category:1  " + str(tab.get_item_text(k)))
	menu_item = load("res://01 - Menus/02 - Selector/selector.tscn").instantiate()
	print("main_menu:select_category:2 " + str(item_names))
	menu_item.category = item_names[item_proper_names.find(tab.get_item_text(k))]
	add_child(menu_item)
	menu_item.set_menu_items(pixel_x,pixel_y,ui_scale)

func remove_tabs(tab):
	remove_child.call_deferred(tab)

func _on_exit_button_up() -> void:
	get_tree().quit()

func set_menu_items():
	print("main_menu:set_menu_items:1   " + str(pixel_x) + " " + str(pixel_y))
	%scroll.size.y = pixel_y - (256 * ui_scale)
	%scroll.position.y = 128 * ui_scale
	%campaign_manager.position.y = pixel_y - 192 * ui_scale
	%exit.position.y = pixel_y - 96 * ui_scale
	%ui_main_menu.size.y = pixel_y
	%ui_background.size.y = pixel_y
	%ui_background.size.x = pixel_x
	if pixel_x < pixel_y: #mobile
		%ui_main_menu.size.x = pixel_x
		for i in [%scroll,%exit,%campaign_manager]:
			i.scale = Vector2(ui_scale,ui_scale)
			i.size.x = pixel_x/ui_scale - 128
			i.position.x = 64*ui_scale
	else:
		%ui_main_menu.size.x = 512.0 * ui_scale
		for i in [%scroll,%exit,%campaign_manager]:
			i.scale = Vector2(ui_scale,ui_scale)
			i.size.x = 448
			i.position.x = 32 * ui_scale
		

func _process(_delta: float) -> void:
	if pixel_x != get_viewport_rect().size[0] or pixel_y != get_viewport_rect().size[1]:
		pixel_x = get_viewport_rect().size[0]
		pixel_y = get_viewport_rect().size[1]
		if pixel_x + pixel_y > 3000:
			ui_scale = 1
		else:
			ui_scale = 0.7
		if menu_item:
			menu_item.set_menu_items(pixel_x,pixel_y,ui_scale)
		set_menu_items()


func _on_campaign_manager_button_up() -> void:
	var cm = load("res://01 - Menus/05 - Campaign Manager/campaign_manager.tscn").instantiate()
	add_child(cm)