class_name LayerButton
extends Button

var i := 0
var visibility_button : BaseButton
var lock_button : BaseButton
var linked_button : BaseButton
var label : Label
var line_edit : LineEdit


func _ready() -> void:
	visibility_button = Global.find_node_by_name(self, "VisibilityButton")
	lock_button = Global.find_node_by_name(self, "LockButton")
	linked_button = Global.find_node_by_name(self, "LinkButton")
	label = Global.find_node_by_name(self, "Label")
	line_edit = Global.find_node_by_name(self, "LineEdit")
	var theme_type := Global.theme_type
	if theme_type == "Gold":
		theme_type = "Dark"

	if Global.layers[i][1]:
		visibility_button.get_child(0).texture = load("res://assets/graphics/%s_themes/layers/layer_visible.png" % theme_type.to_lower())
		visibility_button.get_child(0).rect_size = Vector2(24, 14)
		visibility_button.get_child(0).rect_position = Vector2(4, 9)
	else:
		visibility_button.get_child(0).texture = load("res://assets/graphics/%s_themes/layers/layer_invisible.png" % theme_type.to_lower())
		visibility_button.get_child(0).rect_size = Vector2(24, 8)
		visibility_button.get_child(0).rect_position = Vector2(4, 12)

	if Global.layers[i][2]:
		lock_button.get_child(0).texture = load("res://assets/graphics/%s_themes/layers/lock.png" % theme_type.to_lower())
	else:
		lock_button.get_child(0).texture = load("res://assets/graphics/%s_themes/layers/unlock.png" % theme_type.to_lower())

	if Global.layers[i][4]: # If new layers will be linked
		linked_button.get_child(0).texture = load("res://assets/graphics/%s_themes/layers/linked_layer.png" % theme_type.to_lower())
	else:
		linked_button.get_child(0).texture = load("res://assets/graphics/%s_themes/layers/unlinked_layer.png" % theme_type.to_lower())


func _input(event : InputEvent) -> void:
	if (event.is_action_released("ui_accept") or event.is_action_released("ui_cancel")) and line_edit.visible and event.scancode != KEY_SPACE:
		save_layer_name(line_edit.text)


func _on_LayerContainer_pressed() -> void:
	pressed = !pressed
	label.visible = false
	line_edit.visible = true
	line_edit.editable = true
	line_edit.grab_focus()


func _on_LineEdit_focus_exited() -> void:
	save_layer_name(line_edit.text)


func save_layer_name(new_name : String) -> void:
	label.visible = true
	line_edit.visible = false
	line_edit.editable = false
	label.text = new_name
	Global.layers_changed_skip = true
	Global.layers[i][0] = new_name


func _on_VisibilityButton_pressed() -> void:
	Global.layers[i][1] = !Global.layers[i][1]
	Global.canvas.update()


func _on_LockButton_pressed() -> void:
	Global.layers[i][2] = !Global.layers[i][2]


func _on_LinkButton_pressed() -> void:
	Global.layers[i][4] = !Global.layers[i][4]
	if Global.layers[i][4] && !Global.layers[i][5]:
		Global.layers[i][5].append(Global.canvas)
		Global.layers[i][3].get_child(Global.current_frame)._ready()