extends Control

@onready var game_scene = load("res://Scene/Game.tscn").instantiate()
var config = ConfigFile.new()

func _ready():
	# Set Default Focus
	$"MarginContainer/VBoxContainer/Tab Group/Menu Butons/Start Button".grab_focus()
	
	#load Config
	var err = config.load("user://config.cfg")
	if err != OK:
		return
	# Read Config
	$"MarginContainer/VBoxContainer/Tab Group/Settings/GridSize/GridSize_Slider".value = config.get_value("Game Play", "grid_size", 10)
	$"MarginContainer/VBoxContainer/Tab Group/Settings/Speed/Speed_Slider".value = config.get_value("Game Play", "speed", 1)
	
	# Apply Values to UI
	$"MarginContainer/VBoxContainer/Tab Group/Settings/GridSize/Value".text =  "   " + str(int($"MarginContainer/VBoxContainer/Tab Group/Settings/GridSize/GridSize_Slider".value))
	$"MarginContainer/VBoxContainer/Tab Group/Settings/Speed/Value".text = "%10.2f" % $"MarginContainer/VBoxContainer/Tab Group/Settings/Speed/Speed_Slider".value
	
	
	
func _on_start_button_pressed():
	$"AudioStreamPlayer Start".play()
	await $"AudioStreamPlayer Start".finished
	get_tree().change_scene_to_file("res://Scene/Game.tscn")

func _on_quit_button_pressed():
	#config.clear()
	#config.save("user://config.cfg")
	get_tree().quit()


func _on_about_button_pressed():
	OS.shell_open("https://git.euph.dev/snoweuph/Snake")


func _on_settings_button_pressed():
	$"MarginContainer/VBoxContainer/Tab Group".current_tab = 1
	$"MarginContainer/VBoxContainer/Tab Group/Settings/Back Button".grab_focus()


func _on_back_button_pressed():
	$"MarginContainer/VBoxContainer/Tab Group".current_tab = 0
	$"MarginContainer/VBoxContainer/Tab Group/Menu Butons/Start Button".grab_focus()

func _on_grid_size_slider_value_changed(value):
	$"AudioStreamPlayer Change Value".play()
	$"MarginContainer/VBoxContainer/Tab Group/Settings/GridSize/Value".text = "   " + str(int(value))
	config.set_value("Game Play", "grid_size", int(value))
	config.save("user://config.cfg")
	

func _on_speed_slider_value_changed(value):
	$"AudioStreamPlayer Change Value".play()
	$"MarginContainer/VBoxContainer/Tab Group/Settings/Speed/Value".text = "%10.2f" % value
	config.set_value("Game Play", "speed", value)
	config.save("user://config.cfg")

func _on_focus_entered():
	$"AudioStreamPlayer Change UI".play()