extends Control

# Called when the node enters the scene tree for the first time.
func _ready():
	$char1.editable = true
	$char2.editable = false
	$char3.editable = false
	$char4.editable = false
	$char5.editable = false
	$char1.grab_focus()

	
# These make sure the text entered is a letter, and locks the field if it is.
func _on_char1_text_changed(new_text):
	var regex = RegEx.new()
	regex.compile("[a-zA-Z]")
	if regex.search(new_text):
		$char1.editable = false
		$char2.grab_focus()
		$char2.editable = true
	elif new_text == "":
		pass
	else:
		print("bad")
		
func _on_char2_text_changed(new_text):
	var regex = RegEx.new()
	regex.compile("[a-zA-Z]")
	if regex.search(new_text):
		$char2.editable = false
		$char3.grab_focus()
		$char3.editable = true
	elif new_text == "":
		pass
	else:
		print("bad")


func _on_char3_text_changed(new_text):
	var regex = RegEx.new()
	regex.compile("[a-zA-Z]")
	if regex.search(new_text):
		$char3.editable = false
		$char4.grab_focus()
		$char4.editable = true
	elif new_text == "":
		pass
	else:
		print("bad")

func _on_char4_text_changed(new_text):
	var regex = RegEx.new()
	regex.compile("[a-zA-Z]")
	if regex.search(new_text):
		$char4.editable = false
		$char5.grab_focus()
		$char5.editable = true
	elif new_text == "":
		pass
	else:
		print("bad")

func _on_char5_text_changed(new_text):
	var regex = RegEx.new()
	regex.compile("[a-zA-Z]")
	if regex.search(new_text):
		$char5.editable = false		
	elif new_text == "":
		pass
	else:
		print("bad")