extends MarginContainer

# class member variables go here, for example:
# var a = 2
# var b = "textvar"

func _ready():
    # Called every time the node is added to the scene.
    # Initialization here
    $Home.show()
    $Settings.hide()

#func _process(delta):
#    # Called every frame. Delta is time since last frame.
#    # Update game logic here.
#    pass


func _on_Home_setting_pressed():
    $Home.hide()
    $Settings.show()
    $Help.hide()


func _on_Settings_return_pressed():
    $Home.show()
    $Settings.hide()
    $Help.show()

func _on_Home_play_pressed():
    if not get_tree().paused:
        pause()
#        $Home/MarginContainer/Menu/Buttons/VBoxContainer/PlayButton.text = "Play"
    else:
        play()
#        $Home/MarginContainer/Menu/Buttons/VBoxContainer/PlayButton.text = "Pause"   
    
#    get_tree().paused = !get_tree().paused
#    if get_tree().paused:-
#        $Home/MarginContainer/Menu/Buttons/VBoxContainer/PlayButton.text = "Play"
#    else:    
#        $Home/MarginContainer/Menu/Buttons/VBoxContainer/PlayButton.text = "Pause"

func _input(event):
    # TODO revoir l'architecture des events.
    # deplacer le mouvement dans la scene game plutot qu'ici 
    # et bloquer l'input sur ll'ui lorsqu'on est en jeu
    # et inversement quand on est dans les menu (mouse free/captured).
    # on ne dois pas naviguer dans les menu qd la souris est capturé (jeu en cours)
    # et on ne dois aps avaner lorsqu'on est dans les menu
    # ou que la souris est liberé pour agir sur les element du HUD?
    if Input.get_mouse_mode() == Input.MOUSE_MODE_CAPTURED:
        if event.is_action_pressed("ui_test"):
            print( "Event: ui_test" )
            
        if event.is_action_pressed("ui_quit"):
            get_tree().quit()
            
        if event.is_action_pressed("ui_reload"):
            if not $Settings.visible:
                get_tree().reload_current_scene()
    
        if event.is_action_pressed("ui_pause") and not event.is_echo():
            if not $Settings.visible:   
                if not get_tree().paused:
                    pause()
                else:
                    play()
#        accept_event()
    # ----------------------------------
    # Capturing/Freeing the cursor
    if Input.is_action_just_pressed("ui_free_cursor"):
        if Input.get_mouse_mode() == Input.MOUSE_MODE_VISIBLE:
            Input.set_mouse_mode(Input.MOUSE_MODE_CAPTURED)
            
#            grab_focus()
#            grab_click_focus()
#            release_focus()
            print("Captured")
        else:
            Input.set_mouse_mode(Input.MOUSE_MODE_VISIBLE)
    # ----------------------------------

            
func pause():
    get_tree().paused = true
    show_menu()
func play():
    get_tree().paused = false
    hide_menu()
          
                
func show_menu():
    $Home.show()
    $Settings.hide()
    $HUD.modulate.a = 0.5
    Input.set_mouse_mode(Input.MOUSE_MODE_VISIBLE)
func hide_menu():
    $Settings.hide()
    $Home.hide()
    $Help.show()
    $HUD.modulate.a = 1.0
    Input.set_mouse_mode(Input.MOUSE_MODE_CAPTURED)

func _on_Settings_font_changed( value ):
    $HUD.get_theme().default_font.size = value