extends Container

signal return_pressed
signal font_changed( value )

func _ready():
    $Menus/TabContainer/Display/ScrollContainer/VBoxContainer/Fullscreen/CheckBox.pressed = ProjectSettings.get_setting( "display/window/size/fullscreen" )
    $Menus/TabContainer/Display/ScrollContainer/VBoxContainer/Borderless/CheckBox.pressed = ProjectSettings.get_setting( "display/window/size/borderless" )
    $Menus/TabContainer/Display/ScrollContainer/VBoxContainer/Resizable/CheckBox.pressed = ProjectSettings.get_setting( "display/window/size/resizable" )
    $Menus/TabContainer/Display/ScrollContainer/VBoxContainer/CurrentScreen/SpinBox.value = OS.current_screen

    load_settings()
    

func _on_font_size_bar_value_changed(value):
    $Menus/TabContainer/Test/ScrollContainer/VBoxContainer/font_size/font_size_value.text = str( value )
    $Menus.get_theme().default_font.size = value
    emit_signal( "font_changed", value )

func load_settings():

    var config_file = ConfigFile.new()
    var err = config_file.load( "user://settings.cfg" )
    if err == ERR_CANT_OPEN or err == ERR_FILE_NOT_FOUND:
        # On suppose que le fichier n'existe pas encore, donc on le crée.
        config_file.set_value( "theme", "font_size", 14 )
        config_file.save( "user://settings.cfg"  )
    elif not err == OK:
        print("Error code when loading config file: ", err)
     
    global.font_size = config_file.get_value( "theme", "font_size" )
    if $Menus.get_theme():
        $Menus.get_theme().default_font.size = global.font_size
        $Menus/TabContainer/Test/ScrollContainer/VBoxContainer/font_size_bar.value = global.font_size
        $Menus/TabContainer/Test/ScrollContainer/VBoxContainer/font_size/font_size_value.text = str( global.font_size )
    


func _on_ReturnButton_pressed():
    
    var config_file = ConfigFile.new()
    var err = config_file.load( "user://settings.cfg" )
    if err:
        print("Error code when loading config file: ", err)

    config_file.set_value("theme", "font_size", $Menus.get_theme().default_font.size)

    config_file.save( "user://settings.cfg" )

    emit_signal( "return_pressed" )


func _on_Title_text_changed(new_text):
    # ----------------------------------
    # Changing windows title
    var new_title = "Khanat" 
    new_text = new_text.strip_edges()
    if not new_text == "":
        new_title = new_text
    new_title += " (" + String(OS.get_window_size().x) + "x" + String(OS.get_window_size().y) + ")"
    OS.set_window_title( new_title )
    # ----------------------------------

func _on_Fullscreen_toggled(button_pressed):
    if ProjectSettings.has_setting( "display/window/size/fullscreen" ):
        ProjectSettings.set_setting("display/window/size/fullscreen", button_pressed)
        OS.window_fullscreen = ProjectSettings.get_setting("display/window/size/fullscreen")
        
func _on_Borderless_toggled(button_pressed):
    if ProjectSettings.has_setting( "display/window/size/borderless" ):
        ProjectSettings.set_setting("display/window/size/borderless", button_pressed)
        OS.window_borderless = ProjectSettings.get_setting("display/window/size/borderless")

func _on_Resizable_toggled(button_pressed):
    if ProjectSettings.has_setting( "display/window/size/resizable" ):
        ProjectSettings.set_setting("display/window/size/resizable", button_pressed)
        OS.window_resizable = ProjectSettings.get_setting("display/window/size/resizable")

# La fonction existe dans la doc mais le moteur lui ne la reconnait pas,
# soit il y a une subtilité quelquepart soit la doc n'est pas à jour.
func _on_AlwaysOnTop_toggled(button_pressed):
#    OS.set_window_always_on_top( button_pressed )
    pass

func _on_SpinBox_value_changed(value):
    OS.current_screen = value