Signup form

client/scripts/menus/signup_form.gd

@@ -0,0 +1,64 @@
+extends Popup
+
+export(NodePath) var usernamePath
+export(NodePath) var passwordPath
+export(NodePath) var confirmPasswordPath
+export(NodePath) var buttonPath
+export(NodePath) var errorPath
+
+var usernameEdit : LineEdit
+var passwordEdit : LineEdit
+var cPasswordEdit : LineEdit
+var errorLabel : Label
+var button : Button
+
+const MIN_PASSWORD_LENGTH = 8
+
+func _ready():
+	# Get nodes
+	usernameEdit = get_node(usernamePath)
+	passwordEdit = get_node(passwordPath)
+	cPasswordEdit = get_node(confirmPasswordPath)
+	errorLabel = get_node(errorPath)
+	button = get_node(buttonPath)
+	
+	# Set forms to validate on value chagne
+	usernameEdit.connect("text_changed", self, "validate_fields")
+	passwordEdit.connect("text_changed", self, "validate_fields")
+	cPasswordEdit.connect("text_changed", self, "validate_fields")
+	
+	# Connect submission button
+	button.connect("button_down", self, "signup")
+	
+	# Clear error message
+	errorLabel.text = ""
+
+func signup():
+	var error : NakamaException = yield(ServerConnection.signup_async(usernameEdit.text, passwordEdit.text), "completed")
+	
+	# Check for error
+	if error:
+		errorLabel.text = error.message
+	else:
+		print("Signed up successfully!")
+		# Close signup form
+		hide()
+
+func validate_fields(_text=""):
+	var valid : bool = check_email(usernameEdit.text) and passwords_valid(passwordEdit.text, cPasswordEdit.text)
+	button.disabled = !valid
+	return valid
+
+func passwords_valid(password, cpassword):
+	return password == cpassword and len(password) >= MIN_PASSWORD_LENGTH
+
+func check_email(email) -> bool:
+	# Use regex to validate email
+	var regex = RegEx.new()
+	regex.compile("[A-Za-z0-9._%+-]+@[A-Za-z0-9.-]+\\.[A-Za-z]{2,6}")
+
+	var result = regex.search(email)
+
+	if result:
+		return true
+	return false