@schukai/monster/source/components/form/login.mjs

Monster is a simple library for creating fast, robust and lightweight websites.

/**
 * Copyright © schukai GmbH and all contributing authors, {{copyRightYear}}. All rights reserved.
 * Node module: @schukai/monster
 *
 * This source code is licensed under the GNU Affero General Public License version 3 (AGPLv3).
 * The full text of the license can be found at: https://www.gnu.org/licenses/agpl-3.0.en.html
 *
 * For those who do not wish to adhere to the AGPLv3, a commercial license is available.
 * Acquiring a commercial license allows you to use this software without complying with the AGPLv3 terms.
 * For more information about purchasing a commercial license, please contact schukai GmbH.
 */

import { instanceSymbol } from "../../constants.mjs";
import { addAttributeToken } from "../../dom/attributes.mjs";
import {
	ATTRIBUTE_ERRORMESSAGE,
	ATTRIBUTE_ROLE,
} from "../../dom/constants.mjs";
import { CustomElement } from "../../dom/customelement.mjs";
import {
	assembleMethodSymbol,
	registerCustomElement,
} from "../../dom/customelement.mjs";
import { findTargetElementFromEvent, fireEvent } from "../../dom/events.mjs";
import { isFunction } from "../../types/is.mjs";
import { LoginStyleSheet } from "./stylesheet/login.mjs";
import { fireCustomEvent } from "../../dom/events.mjs";

import "./form.mjs";
import "./field-set.mjs";
import "./password.mjs";
import "./message-state-button.mjs";
import "./digits.mjs";
import "../layout/collapse.mjs";
import "../datatable/datasource/rest.mjs";

import { InvalidStyleSheet } from "./stylesheet/invalid.mjs";
import { getLocaleOfDocument } from "../../dom/locale.mjs";
import { getWindow } from "../../dom/util.mjs";

export { Login };

/**
 * @private
 * @type {symbol}
 */
const loginElementSymbol = Symbol("loginElement");

/**
 * @private
 * @type {symbol}
 */
const forgotPasswordLinkSymbol = Symbol("forgotPasswordLink");

/**
 * @private
 * @type {symbol}
 */
const forgotPasswordCollapseSymbol = Symbol("forgotPasswordCollapse");

/**
 * @private
 * @type {symbol}
 */
const loginCollapseSymbol = Symbol("loginCollapse");

/**
 * @private
 * @type {symbol}
 */
const loginLinkSymbol = Symbol("loginLink");

/**
 * @private
 * @type {symbol}
 */
const secondFactorCollapseSymbol = Symbol("secondFactorCollapse");

/**
 * @private
 * @type {symbol}
 */
const resetLoginProcessLinksSymbol = Symbol("resetLoginProcessLink");

/**
 * @private
 * @type {symbol}
 */
const loggedInCollapseSymbol = Symbol("loggedInCollapse");

/**
 * @private
 * @type {symbol}
 */
const loginButtonSymbol = Symbol("loginButton");

/**
 * @private
 * @type {symbol}
 */
const requestLinkButtonSymbol = Symbol("requestLinkButton");

/**
 * @private
 * @type {symbol}
 */
const digitsButtonSymbol = Symbol("digitsButton");

/**
 * @private
 * @type {symbol}
 */
const secondFactorButtonSymbol = Symbol("secondFactorButton");

/**
 * @private
 * @type {symbol}
 */
const digitsCollapseSymbol = Symbol("digitsCollapse");

/**
 * A Login
 *
 * @fragments /fragments/components/form/login/
 *
 * @example /examples/components/form/login-simple
 *
 * @since 3.113.0
 * @copyright schukai GmbH
 * @summary A beautiful Login that can make your life easier and also looks good. It supports a lot of features.
 *
 * @fires login-success
 * @fires redirect-to-first-success-url
 * @fires second-factor-success
 * @fires digits-success
 * @fires monster-login-clicked
 */
class Login extends CustomElement {
	/**
	 * This method is called by the `instanceof` operator.
	 * @returns {symbol}
	 */
	static get [instanceSymbol]() {
		return Symbol.for("@schukai/monster/components/form/login@@instance");
	}

	/**
	 * @return {void}
	 */
	[assembleMethodSymbol]() {
		super[assembleMethodSymbol]();

		setTimeout(() => {
			initControlReferences.call(this);
			initEventHandler.call(this);

			setTimeout(() => {
				this.shadowRoot.querySelector("input[name='username']").focus();
			}, 100);
		}, 0);
	}

	/**
	 * To set the options via the HTML Tag, the attribute `data-monster-options` must be used.
	 * @see {@link https://monsterjs.org/en/doc/#configurate-a-monster-control}
	 *
	 * The individual configuration values can be found in the table.
	 *
	 * @property {Object} templates Template definitions
	 * @property {string} templates.main The main HTML template used for rendering the login form
	 * @property {Object} labels Label definitions used for localization and form messages
	 * @property {string} labels.username Label for the username or email field
	 * @property {string} labels.password Label for the password field
	 * @property {string} labels.login Label for the login button
	 * @property {string} labels.forgotPasswordLink Text for the "forgot password" link
	 * @property {string} labels.mailAddress Label for the email input in password reset flow
	 * @property {string} labels.requestLink Label for the button that sends a password reset code
	 * @property {string} labels.digits Label for the digits input field
	 * @property {string} labels.loginLink Label for the back-to-login link
	 * @property {string} labels.secondFactor Label for the second factor authentication input
	 * @property {string} labels.sendDigits Label for the button that submits the digits input
	 * @property {string} labels.sendSecondFactorDigits Label for the button that submits the second factor code
	 * @property {string} labels.resetLoginProcess Label for the link to return to the login form
	 * @property {string} labels.messageEmptyUserName Message shown when username is empty
	 * @property {string} labels.messageEmptyPassword Message shown when password is empty
	 * @property {string} labels.messageEmptyBoth Message shown when both username and password are empty
	 * @property {string} labels.messageEmptyEmail Message shown when email field is empty
	 * @property {string} labels.messageInvalidEmail Message shown when an invalid email address is entered
	 * @property {string} labels.digitsEmpty Message shown when digits field is empty
	 * @property {string} labels.digitsInvalid Message shown when digits input is invalid
	 * @property {string} labels.messageLoginFailed Message shown on failed login attempt
	 * @property {string} labels.messageForbidden Message shown on successful login with insufficient permissions
	 * @property {string} labels.messageSomethingWentWrong Fallback error message
	 * @property {string} labels.messageThisFormIsNotConfigured Message shown if no backend URL is configured
	 * @property {string} labels.messagePasswordResetDisabled Message shown if password reset is disabled due to 2FA
	 * @property {Object} classes Class definitions for visual styling
	 * @property {string} classes.usernameInvalid CSS class applied when username is invalid
	 * @property {string} classes.passwordInvalid CSS class applied when password is invalid
	 * @property {string} classes.emailInvalid CSS class applied when email input is invalid
	 * @property {string} classes.button CSS class applied to all form buttons
	 * @property {boolean} disabled If true, disables interaction with the component
	 * @property {Object} features Feature flags to toggle optional behavior
	 * @property {boolean} features.forgotPassword Enables the forgot password flow
	 * @property {boolean} features.redirectToFirstSuccessUrl If true, redirects to the first success URL after login
	 * @property {Object} actions Action definitions for custom event handling
	 * @property {Function} actions.click Callback function for generic click actions within the login component
	 * @property {Object} callbacks Optional callback hooks for modifying internal behavior
	 * @property {Function} callbacks.username A function that receives and can transform the entered username before submission
	 * @property {Function} callbacks.forgotPassword A function that receives and can transform the entered email before submission
	 * @property {number} digits Number of digits required for second factor or password reset code input
	 * @property {Object[]} successUrls List of URLs shown after successful login (e.g., home or logout)
	 * @property {string} successUrls.label Label for the success URL (displayed)
	 * @property {string} successUrls.url Actual target URL
	 * @property {number} timeoutForMessage Duration in milliseconds to show error messages
	 * @property {number} timeoutForSuccess Duration in milliseconds before triggering the post-login success state
	 * @property {Object} accessKeys Keyboard access keys for accessibility and shortcuts
	 * @property {string} accessKeys.loginLink Access key for switching to login form
	 * @property {string} accessKeys.username Access key for focusing the username field
	 * @property {string} accessKeys.password Access key for focusing the password field
	 * @property {Object} fetch Definitions for backend requests to support login workflows
	 * @property {Object} placeholder Placeholder text for input fields
	 * @property {string} placeholder.username Placeholder for the username field
	 * @property {string} placeholder.password Placeholder for the password field
	 * @property {string} placeholder.email Placeholder for the email field
	 * @property {Object} fetch.login Fetch config for login request
	 * @property {string} fetch.login.url Endpoint to post login credentials to
	 * @property {string} fetch.login.method HTTP method for login (e.g., "POST")
	 * @property {string} fetch.login.mode Fetch mode (e.g., "same-origin")
	 * @property {Object} fetch.login.headers HTTP headers to be sent with the login request
	 * @property {string} fetch.login.headers.accept Accept header value
	 * @property {string} fetch.login.headers.Content-Type Content-Type header value
	 * @property {string} fetch.login.credentials Credential mode (e.g., "same-origin")
	 * @property {Object} fetch.forgotPassword Fetch config for password reset code request
	 * @property {string} fetch.forgotPassword.url Endpoint to request a reset link/code
	 * @property {string} fetch.forgotPassword.method HTTP method
	 * @property {string} fetch.forgotPassword.mode Fetch mode
	 * @property {Object} fetch.forgotPassword.headers Headers
	 * @property {string} fetch.forgotPassword.headers.accept Accept header
	 * @property {string} fetch.forgotPassword.headers.Content-Type Content-Type header
	 * @property {string} fetch.forgotPassword.credentials Credential mode
	 * @property {Object} fetch.digits Fetch config for submitting password reset code
	 * @property {string} fetch.digits.url Endpoint for validating the code
	 * @property {string} fetch.digits.method HTTP method
	 * @property {string} fetch.digits.mode Fetch mode
	 * @property {Object} fetch.digits.headers Headers
	 * @property {string} fetch.digits.headers.accept Accept header
	 * @property {string} fetch.digits.headers.Content-Type Content-Type header
	 * @property {string} fetch.digits.credentials Credential mode
	 * @property {Object} fetch.secondFactor Fetch config for submitting second factor code
	 * @property {string} fetch.secondFactor.url Endpoint to validate second factor code
	 * @property {string} fetch.secondFactor.method HTTP method
	 * @property {string} fetch.secondFactor.mode Fetch mode
	 * @property {Object} fetch.secondFactor.headers Headers
	 * @property {string} fetch.secondFactor.headers.accept Accept header
	 * @property {string} fetch.secondFactor.headers.Content-Type Content-Type header
	 * @property {string} fetch.secondFactor.credentials Credential mode
	 */
	get defaults() {
		return Object.assign({}, super.defaults, {
			templates: {
				main: getTemplate(),
			},
			labels: getTranslations(),
			classes: {
				usernameInvalid: "",
				passwordInvalid: "",
				emailInvalid: "",
				button: "monster-button-outline-primary",
			},
			disabled: false,
			features: {
				forgotPassword: true,
				redirectToFirstSuccessUrl: false,
			},
			actions: {},

			callbacks: {
				username: null,
				forgotPassword: null,
			},

			digits: 6,

			successUrls: [
				{
					label: "Home",
					url: "/",
				},
				{
					label: "Logout",
					url: "/logout",
				},
			],

			timeoutForMessage: 3500,
			timeoutForSuccess: 1000,

			accessKeys: {
				loginLink: "x",
				username: "u",
				password: "p",
			},

			placeholder: {
				username: "",
				password: "",
				email: "",
			},

			fetch: {
				login: {
					url: "",
					method: "POST",
					mode: "same-origin",
					headers: {
						Accept: "application/json",
						"Content-Type": "application/json; charset=utf-8",
					},
					credentials: "same-origin",
				},
				forgotPassword: {
					url: "",
					method: "POST",
					mode: "same-origin",
					headers: {
						Accept: "application/json",
						"Content-Type": "application/json; charset=utf-8",
					},
					credentials: "same-origin",
				},
				digits: {
					url: "",
					method: "POST",
					mode: "same-origin",
					headers: {
						Accept: "application/json",
						"Content-Type": "application/json; charset=utf-8",
					},
					credentials: "same-origin",
				},
				secondFactor: {
					url: "",
					method: "POST",
					mode: "same-origin",
					headers: {
						Accept: "application/json",
						"Content-Type": "application/json; charset=utf-8",
					},
					credentials: "same-origin",
				},
			},
		});
	}

	/**
	 * Opens the login collapse and focuses the username control.
	 *
	 * @returns {Login}
	 */
	openLogin() {
		this[loginCollapseSymbol].open();
		this.shadowRoot.querySelector("input[name='username']").focus();
		return this;
	}

	/**
	 * Opens the forgot password collapse. If the feature `forgotPassword` is not enabled, an error will be thrown.
	 *
	 * @returns {Login}
	 * @throws {Error} If the feature is not enabled
	 */
	openForgotPassword() {
		if (!this.getOption("features.forgotPassword")) {
			throw new Error("Forgot Password is not enabled");
		}

		this[forgotPasswordCollapseSymbol].open();
		return this;
	}

	/**
	 * Opens the second factor collapse and focuses the second factor control.
	 * @returns {Login}
	 */
	openSecondFactor() {
		this[secondFactorCollapseSymbol].open();
		this.shadowRoot.getElementById("secondFactorButton").focus();
		return this;
	}

	/**
	 * Opens the digits collapse and focuses the digit control.
	 * @returns {Login}
	 */
	openDigits() {
		this[digitsCollapseSymbol].open();
		this.shadowRoot.getElementById("digitsControl").focus();
		return this;
	}

	/**
	 * Opens the logged in collapse. If the feature `redirectToFirstSuccessUrl` is enabled, the user will be redirected to the first success URL.
	 *
	 * @returns {Login}
	 */
	openLoggedIn() {
		fireEvent(this, "login-success");

		if (this.getOption("features.redirectToFirstSuccessUrl")) {
			setTimeout(() => {
				fireEvent(this, "redirect-to-first-success-url");

				const successUrl = this.getOption("successUrls");
				if (successUrl.length > 0) {
					const success = successUrl[0].url;
					if (success) {
						getWindow().location.href = success;
					}
				}
			}, this.getOption("timeoutForSuccess"));

			return;
		}

		this[loggedInCollapseSymbol].open();

		return this;
	}

	/**
	 * @return {string}
	 */
	static getTag() {
		return "monster-login";
	}

	/**
	 * @return {CSSStyleSheet[]}
	 */
	static getCSSStyleSheet() {
		return [LoginStyleSheet, InvalidStyleSheet];
	}
}

function getTranslations() {
	const locale = getLocaleOfDocument();
	switch (locale.language) {
		case "de":
			return {
				username: "Benutzername oder E-Mail",
				password: "Passwort",
				login: "Anmelden",
				forgotPasswordLink: "Passwort vergessen?",
				mailAddress: "E-Mail-Adresse",
				requestLink: "Code anfordern",
				digits: "Code",
				loginLink: "Anmelden",
				secondFactor: "Zweiter Faktor Code",
				sendDigits: "Code senden",
				sendSecondFactorDigits: "Code senden",
				resetLoginProcess: "Zurück zum Login",
				messageEmptyUserName: "Bitte geben Sie Ihren Benutzernamen ein",
				messageEmptyPassword: "Bitte geben Sie Ihr Passwort ein",
				messageEmptyBoth:
					"Bitte geben Sie Ihren Benutzernamen und Ihr Passwort ein",
				messageEmptyEmail: "Bitte geben Sie Ihre E-Mail-Adresse ein",
				messageInvalidEmail: "Bitte geben Sie eine gültige E-Mail-Adresse ein",
				digitsEmpty: "Bitte geben Sie Ihren Code ein",
				digitsInvalid: "Bitte geben Sie einen gültigen Code ein",
				messageLoginFailed:
					"Anmeldung fehlgeschlagen, bitte überprüfen Sie Ihre Eingaben.",
				messageForbidden:
					"Die Anmeldung war erfolgreich, aber Sie haben keine Berechtigung. Sie können sich <b>nicht</b> anmelden.<br>Sie können einen anderen Benutzer auswählen oder sich an den Administrator wenden.",
				messageSomethingWentWrong:
					"Etwas ist schief gelaufen, bitte versuchen Sie es später erneut",
				messageThisFormIsNotConfigured:
					"Dieses Formular ist nicht konfiguriert.",
				messagePasswordResetDisabled:
					"Sie können keinen Code anfordern, da die<br>Zwei-Faktor-Authentifizierung bei Ihrem Konto aktiviert ist.<br>Bitte kontaktieren Sie den Administrator.",
			};
		case "es":
			return {
				username: "Nombre de usuario o correo electrónico",
				password: "Contraseña",
				login: "Iniciar sesión",
				forgotPasswordLink: "¿Olvidaste tu contraseña?",
				mailAddress: "Dirección de correo electrónico",
				requestLink: "Solicitar enlace",
				digits: "Código",
				loginLink: "Iniciar sesión",
				secondFactor: "Código de segundo factor",
				sendDigits: "Enviar código",
				sendSecondFactorDigits: "Enviar código",
				resetLoginProcess: "Volver al inicio de sesión",
				messageEmptyUserName: "Por favor ingrese su nombre de usuario",
				messageEmptyPassword: "Por favor ingrese su contraseña",
				messageEmptyBoth: "Por favor ingrese su nombre de usuario y contraseña",
				messageEmptyEmail:
					"Por favor ingrese su dirección de correo electrónico",
				messageInvalidEmail:
					"Por favor ingrese una dirección de correo electrónico válida",
				digitsEmpty: "Por favor ingrese su código",
				digitsInvalid: "Por favor ingrese un código válido",
				messageLoginFailed:
					"Error al iniciar sesión, por favor verifique sus datos.",
				messageForbidden:
					"El inicio de sesión fue exitoso, pero no tienes permisos. <b>No puedes</b> iniciar sesión.<br>Puedes seleccionar otro usuario o contactar al administrador.",
				messageSomethingWentWrong:
					"Algo salió mal, por favor intenta de nuevo más tarde.",
				messageThisFormIsNotConfigured: "Este formulario no está configurado.",
				messagePasswordResetDisabled:
					"Esta función no funciona porque la autenticación de dos factores está activada en su cuenta. Por favor, póngase en contacto con el administrador.",
			};
		case "zh":
			return {
				username: "用户名或电子邮箱",
				password: "密码",
				login: "登录",
				forgotPasswordLink: "忘记密码？",
				mailAddress: "电子邮件地址",
				requestLink: "请求链接",
				digits: "验证码",
				loginLink: "登录",
				secondFactor: "二次验证码",
				sendDigits: "发送验证码",
				sendSecondFactorDigits: "发送验证码",
				resetLoginProcess: "返回登录",
				messageEmptyUserName: "请输入用户名",
				messageEmptyPassword: "请输入密码",
				messageEmptyBoth: "请输入用户名和密码",
				messageEmptyEmail: "请输入电子邮件地址",
				messageInvalidEmail: "请输入有效的电子邮件地址",
				digitsEmpty: "请输入验证码",
				digitsInvalid: "请输入有效的验证码",
				messageLoginFailed: "登录失败，请检查您的输入。",
				messageForbidden:
					"登录成功，但您没有权限。您<b>不能</b>登录。<br>您可以选择其他用户或联系管理员。",
				messageSomethingWentWrong: "出了点问题，请稍后再试。",
				messageThisFormIsNotConfigured: "此表单尚未配置。",
				messagePasswordResetDisabled:
					"此功能无法使用，因为您的帐户启用了双因素身份验证。请联系管理员。",
			};

		case "hi":
			return {
				username: "उपयगकर नम य ई-मल",
				password: "पसवर",
				login: "लग इन कर",
				forgotPasswordLink: "पसवर भल गए?",
				mailAddress: "ई-मल पत",
				requestLink: "लक क अनरध कर",
				digits: "कड",
				loginLink: "लग इन कर",
				secondFactor: "दसर फकर कड",
				sendDigits: "कड भज",
				sendSecondFactorDigits: "कड भज",
				resetLoginProcess: "लगन पर वपस जए",
				messageEmptyUserName: "कपय अपन उपयगकर नम दर कर",
				messageEmptyPassword: "कपय अपन पसवर दर कर",
				messageEmptyBoth: "कपय अपन उपयगकर नम और पसवर दर कर",
				messageEmptyEmail: "कपय अपन ई-मल पत दर कर",
				messageInvalidEmail: "कपय एक वध ई-मल पत दर कर",
				digitsEmpty: "कपय अपन कड दर कर",
				digitsInvalid: "कपय एक वध कड दर कर",
				messageLoginFailed: "लगन वफल हआ, कपय अपन जनकर क जच कर।",
				messageForbidden:
					"लगन सफल रह लकन आपक पस अनमत नह ह। आप <b>लगन नह</b> कर सकत।<br>आप दसर उपयगकर चन सकत ह य पशसक स सपर कर सकत ह।",
				messageSomethingWentWrong: "कछ गलत हआ, कपय बद म पन पयस कर।",
				messageThisFormIsNotConfigured: "यह फर कनगर नह ह।",
				messagePasswordResetDisabled:
					"यह सवध कम नह करत कक आपक खत म द घटक पमणकरण सकम ह। कपय पशसक स सपर कर।",
			};

		case "bn":
			return {
				username: "ইউজরনম ব ই-মইল",
				password: "পসওযর",
				login: "লগইন করন",
				forgotPasswordLink: "পসওযর ভল গছন?",
				mailAddress: "ই-মইল ঠকন",
				requestLink: "লক অনরধ করন",
				digits: "কড",
				loginLink: "লগইন করন",
				secondFactor: "দতয ফকর কড",
				sendDigits: "কড পঠন",
				sendSecondFactorDigits: "কড পঠন",
				resetLoginProcess: "লগইন ফর যন",
				messageEmptyUserName: "দয কর আপনর ইউজরনম লখন",
				messageEmptyPassword: "দয কর আপনর পসওযর লখন",
				messageEmptyBoth: "দয কর আপনর ইউজরনম এব পসওযর লখন",
				messageEmptyEmail: "দয কর আপনর ই-মইল ঠকন লখন",
				messageInvalidEmail: "দয কর একট বধ ই-মইল ঠকন লখন",
				digitsEmpty: "দয কর আপনর কড লখন",
				digitsInvalid: "দয কর একট বধ কড লখন",
				messageLoginFailed: "লগইন বর হযছ, দয কর আপনর ইনপট পরক করন।",
				messageForbidden:
					"লগইন সফল হযছ, কন আপনর অনমত নই। আপন <b>লগইন করত পরবন ন</b>।<br>আপন অন ইউজর নরচন করত পরন অথব অযডমনসটরর সথ যগযগ করত পরন।",
				messageSomethingWentWrong: "কছ ভল হযছ, দয কর পর আবর চষ করন।",
				messageThisFormIsNotConfigured: "এই ফরট কনফগর কর হযন।",
				messagePasswordResetDisabled:
					"এই ফশনট করকর নয করণ আপনর অযকউন দট ফকর পমণকরণ সকয কর আছ। দয কর পশসকর সথ যগযগ করন।",
			};

		case "pt": // Portuguese
			return {
				username: "Nome de usuário ou e-mail",
				password: "Senha",
				login: "Entrar",
				forgotPasswordLink: "Esqueceu a senha?",
				mailAddress: "Endereço de e-mail",
				requestLink: "Solicitar link",
				digits: "Código",
				loginLink: "Entrar",
				secondFactor: "Código do segundo fator",
				sendDigits: "Enviar código",
				sendSecondFactorDigits: "Enviar código",
				resetLoginProcess: "Voltar ao login",
				messageEmptyUserName: "Por favor, insira seu nome de usuário",
				messageEmptyPassword: "Por favor, insira sua senha",
				messageEmptyBoth: "Por favor, insira seu nome de usuário e senha",
				messageEmptyEmail: "Por favor, insira seu endereço de e-mail",
				messageInvalidEmail: "Por favor, insira um endereço de e-mail válido",
				digitsEmpty: "Por favor, insira seu código",
				digitsInvalid: "Por favor, insira um código válido",
				messageLoginFailed: "Falha no login, verifique suas informações.",
				messageForbidden:
					"Login foi bem-sucedido, mas você não tem permissão. Você <b>não pode</b> entrar.<br>Você pode escolher outro usuário ou entrar em contato com o administrador.",
				messageSomethingWentWrong:
					"Algo deu errado, tente novamente mais tarde.",
				messageThisFormIsNotConfigured: "Este formulário não está configurado.",
				messagePasswordResetDisabled:
					"Esta função não funciona porque a autenticação de dois fatores<br>está ativada em sua conta. Por favor, entre em contato com o administrador.",
			};

		case "ru": // Russian
			return {
				username: "Имя пользователя или электронная почта",
				password: "Пароль",
				login: "Войти",
				forgotPasswordLink: "Забыли пароль?",
				mailAddress: "Адрес электронной почты",
				requestLink: "Запросить ссылку",
				digits: "Код",
				loginLink: "Войти",
				secondFactor: "Код второго фактора",
				sendDigits: "Отправить код",
				sendSecondFactorDigits: "Отправить код",
				resetLoginProcess: "Вернуться к входу",
				messageEmptyUserName: "Пожалуйста, введите имя пользователя",
				messageEmptyPassword: "Пожалуйста, введите пароль",
				messageEmptyBoth: "Пожалуйста, введите имя пользователя и пароль",
				messageEmptyEmail: "Пожалуйста, введите адрес электронной почты",
				messageInvalidEmail:
					"Пожалуйста, введите действительный адрес электронной почты",
				digitsEmpty: "Пожалуйста, введите код",
				digitsInvalid: "Пожалуйста, введите действительный код",
				messageLoginFailed: "Ошибка входа, проверьте введенные данные.",
				messageForbidden:
					"Вход выполнен, но у вас нет прав. Вы <b>не можете</b> войти.<br>Вы можете выбрать другого пользователя или связаться с администратором.",
				messageSomethingWentWrong: "Что-то пошло не так, попробуйте позже.",
				messageThisFormIsNotConfigured: "Эта форма не настроена.",
				messagePasswordResetDisabled:
					"Эта функция не работает, потому что двухфакторная аутентификация<br> включена в вашей учетной записи. Пожалуйста, свяжитесь с администратором.",
			};

		case "ja": // Japanese
			return {
				username: "ユーザー名またはメールアドレス",
				password: "パスワード",
				login: "ログイン",
				forgotPasswordLink: "パスワードを忘れましたか？",
				mailAddress: "メールアドレス",
				requestLink: "リンクをリクエスト",
				digits: "コード",
				loginLink: "ログイン",
				secondFactor: "二要素コード",
				sendDigits: "コードを送信",
				sendSecondFactorDigits: "コードを送信",
				resetLoginProcess: "ログインに戻る",
				messageEmptyUserName: "ユーザー名を入力してください",
				messageEmptyPassword: "パスワードを入力してください",
				messageEmptyBoth: "ユーザー名とパスワードを入力してください",
				messageEmptyEmail: "メールアドレスを入力してください",
				messageInvalidEmail: "有効なメールアドレスを入力してください",
				digitsEmpty: "コードを入力してください",
				digitsInvalid: "有効なコードを入力してください",
				messageLoginFailed:
					"ログインに失敗しました。入力内容をご確認ください。",
				messageForbidden:
					"ログイン成功しましたが、権限がありません。<b>ログインできません</b>。<br>他のユーザーを選択するか、管理者に連絡してください。",
				messageSomethingWentWrong:
					"問題が発生しました。後でもう一度お試しください。",
				messageThisFormIsNotConfigured: "このフォームは設定されていません。",
				messagePasswordResetDisabled:
					"この機能は使用できません。アカウントで二要素認証が有効になっているため、管理者に連絡してください。",
			};

		case "pa": // Western Punjabi
			return {
				username: "ਵਰਤਕਰ ਨਮ ਜ ਈ-ਮਲ",
				password: "ਪਸਵਰਡ",
				login: "ਲਗਨ ਕਰ",
				forgotPasswordLink: "ਪਸਵਰਡ ਭਲ ਗਏ?",
				mailAddress: "ਈ-ਮਲ ਪਤ",
				requestLink: "ਲਕ ਦ ਬਨਤ ਕਰ",
				digits: "ਕਡ",
				loginLink: "ਲਗਨ ਕਰ",
				secondFactor: "ਦਜ ਫਕਟਰ ਕਡ",
				sendDigits: "ਕਡ ਭਜ",
				sendSecondFactorDigits: "ਕਡ ਭਜ",
				resetLoginProcess: "ਲਗਨ 'ਤ ਵਪਸ ਜਓ",
				messageEmptyUserName: "ਕਰਪ ਕਰਕ ਆਪਣ ਵਰਤਕਰ ਨਮ ਦਰਜ ਕਰ",
				messageEmptyPassword: "ਕਰਪ ਕਰਕ ਆਪਣ ਪਸਵਰਡ ਦਰਜ ਕਰ",
				messageEmptyBoth: "ਕਰਪ ਕਰਕ ਆਪਣ ਵਰਤਕਰ ਨਮ ਤ ਪਸਵਰਡ ਦਰਜ ਕਰ",
				messageEmptyEmail: "ਕਰਪ ਕਰਕ ਆਪਣ ਈ-ਮਲ ਪਤ ਦਰਜ ਕਰ",
				messageInvalidEmail: "ਕਰਪ ਕਰਕ ਇਕ ਵਧ ਈ-ਮਲ ਪਤ ਦਰਜ ਕਰ",
				digitsEmpty: "ਕਰਪ ਕਰਕ ਆਪਣ ਕਡ ਦਰਜ ਕਰ",
				digitsInvalid: "ਕਰਪ ਕਰਕ ਇਕ ਵਧ ਕਡ ਦਰਜ ਕਰ",
				messageLoginFailed: "ਲਗਨ ਅਸਫਲ ਹਇਆ, ਕਰਪ ਕਰਕ ਆਪਣ ਜਣਕਰ ਦ ਜਚ ਕਰ।",
				messageForbidden:
					"ਲਗਨ ਸਫਲ ਹਇਆ, ਪਰ ਤਹਡ ਕਲ ਅਧਕਰ ਨਹ ਹਨ। ਤਸ <b>ਲਗਨ ਨਹ</b> ਕਰ ਸਕਦ।<br>ਤਸ ਹਰ ਵਰਤਕਰ ਚਣ सकत ਹ ਜ ਪਰਬਧਕ ਨਲ ਸਪਰਕ ਕਰ ਸਕਦ ਹ।",
				messageSomethingWentWrong: "ਕਝ ਗਲਤ ਹ ਗਆ, ਕਰਪ ਕਰਕ ਬਅਦ ਵਚ ਮੜ ਕਸਸ ਕਰ।",
				messageThisFormIsNotConfigured: "ਇਸ ਫਰਮ ਨ ਸਰਚਤ ਨਹ ਕਤ ਗਆ ਹ।",
				messagePasswordResetDisabled:
					"ਇਹ ਫਕਸਨ ਕਮ ਨਹ ਕਰਦ ਕਉਕ ਤਹਡ ਖਤ ਵਚ ਦ ਫਕਟਰ ਪਰਮਣਕਰਣ ਸਰਗਰਮ ਹ। ਕਰਪ ਕਰਕ ਪਰਬਧਕ ਨਲ ਸਪਰਕ ਕਰ।",
			};

		case "mr": // Marathi
			return {
				username: "वपरकरनव कव ईमल",
				password: "सकतशब",
				login: "पवश कर",
				forgotPasswordLink: "सकतशब वसरलत क?",
				mailAddress: "ईमल पत",
				requestLink: "लकच वनत कर",
				digits: "कड",
				loginLink: "पवश कर",
				secondFactor: "दसर घटक कड",
				sendDigits: "कड पठव",
				sendSecondFactorDigits: "कड पठव",
				resetLoginProcess: "पवशवर परत ज",
				messageEmptyUserName: "कपय आपल वपरकरनव पवष कर",
				messageEmptyPassword: "कपय आपल सकतशब पवष कर",
				messageEmptyBoth: "कपय आपल वपरकरनव आण सकतशब पवष कर",
				messageEmptyEmail: "कपय आपल ईमल पत पवष कर",
				messageInvalidEmail: "कपय वध ईमल पत पवष कर",
				digitsEmpty: "कपय आपल कड पवष कर",
				digitsInvalid: "कपय वध कड पवष कर",
				messageLoginFailed: "पवश अयशस, कपय आपल महत तपस.",
				messageForbidden:
					"पवश यशस झल, परत आपलकड परवन नह. आपण <b>पवश कर शकत नह</b>.<br>आपण दसर वपरकर नवड शकत कव ववसपकश सपर सध शकत.",
				messageSomethingWentWrong: "कहतर चकल, कपय नतर पन पयत कर.",
				messageThisFormIsNotConfigured: "ह फर सरचत कलल नह.",
				messagePasswordResetDisabled:
					"य करच कमगर करत नह करण आपल खतत दन घटक पमणकरण सकय कल आह. कपय ववसपकश सपर सध.",
			};

		case "fr": // French
			return {
				username: "Nom d'utilisateur ou e-mail",
				password: "Mot de passe",
				login: "Connexion",
				forgotPasswordLink: "Mot de passe oublié ?",
				mailAddress: "Adresse e-mail",
				requestLink: "Demander un lien",
				digits: "Code",
				loginLink: "Connexion",
				secondFactor: "Code du deuxième facteur",
				sendDigits: "Envoyer le code",
				sendSecondFactorDigits: "Envoyer le code",
				resetLoginProcess: "Retour à la connexion",
				messageEmptyUserName: "Veuillez entrer votre nom d'utilisateur",
				messageEmptyPassword: "Veuillez entrer votre mot de passe",
				messageEmptyBoth:
					"Veuillez entrer votre nom d'utilisateur et votre mot de passe",
				messageEmptyEmail: "Veuillez entrer votre adresse e-mail",
				messageInvalidEmail: "Veuillez entrer une adresse e-mail valide",
				digitsEmpty: "Veuillez entrer votre code",
				digitsInvalid: "Veuillez entrer un code valide",
				messageLoginFailed:
					"Échec de la connexion, veuillez vérifier vos informations.",
				messageForbidden:
					"La connexion a réussi, mais vous n'avez pas les permissions. Vous <b>ne pouvez pas</b> vous connecter.<br>Vous pouvez choisir un autre utilisateur ou contacter l'administrateur.",
				messageSomethingWentWrong:
					"Une erreur s'est produite, veuillez réessayer plus tard.",
				messageThisFormIsNotConfigured: "Ce formulaire n'est pas configuré.",
				messagePasswordResetDisabled:
					"Cette fonctionnalité ne fonctionne pas car l'authentification à deux facteurs est activée sur<br>votre compte. Veuillez contacter l'administrateur.",
			};

		case "it": // Italian
			return {
				username: "Nome utente o e-mail",
				password: "Password",
				login: "Accedi",
				forgotPasswordLink: "Password dimenticata?",
				mailAddress: "Indirizzo e-mail",
				requestLink: "Richiedi link",
				digits: "Codice",
				loginLink: "Accedi",
				secondFactor: "Codice a due fattori",
				sendDigits: "Invia codice",
				sendSecondFactorDigits: "Invia codice",
				resetLoginProcess: "Torna al login",
				messageEmptyUserName: "Per favore, inserisci il tuo nome utente",
				messageEmptyPassword: "Per favore, inserisci la tua password",
				messageEmptyBoth:
					"Per favore, inserisci il tuo nome utente e la tua password",
				messageEmptyEmail: "Per favore, inserisci il tuo indirizzo e-mail",
				messageInvalidEmail: "Per favore, inserisci un indirizzo e-mail valido",
				digitsEmpty: "Per favore, inserisci il tuo codice",
				digitsInvalid: "Per favore, inserisci un codice valido",
				messageLoginFailed: "Accesso fallito, verifica i tuoi dati.",
				messageForbidden:
					"Accesso riuscito, ma non hai i permessi. Non puoi accedere.<br>Puoi scegliere un altro account o contattare l'amministratore.",
				messageSomethingWentWrong:
					"Qualcosa è andato storto, riprova più tardi.",
				messageThisFormIsNotConfigured: "Questo modulo non è configurato.",
				messagePasswordResetDisabled:
					"Questa funzione non funziona perché l'autenticazione a due<br>fattori è attiva sul tuo account. Contatta l'amministratore.",
			};

		case "nl": // Dutch
			return {
				username: "Gebruikersnaam of e-mail",
				password: "Wachtwoord",
				login: "Inloggen",
				forgotPasswordLink: "Wachtwoord vergeten?",
				mailAddress: "E-mailadres",
				requestLink: "Link aanvragen",
				digits: "Code",
				loginLink: "Inloggen",
				secondFactor: "Tweede factor code",
				sendDigits: "Code verzenden",
				sendSecondFactorDigits: "Code verzenden",
				resetLoginProcess: "Terug naar inloggen",
				messageEmptyUserName: "Voer uw gebruikersnaam in",
				messageEmptyPassword: "Voer uw wachtwoord in",
				messageEmptyBoth: "Voer uw gebruikersnaam en wachtwoord in",
				messageEmptyEmail: "Voer uw e-mailadres in",
				messageInvalidEmail: "Voer een geldig e-mailadres in",
				digitsEmpty: "Voer uw code in",
				digitsInvalid: "Voer een geldige code in",
				messageLoginFailed: "Inloggen mislukt, controleer uw gegevens.",
				messageForbidden:
					"Inloggen geslaagd, maar u heeft geen permissies. U <b>kunt niet</b> inloggen.<br>U kunt een andere gebruiker selecteren of de beheerder contacteren.",
				messageSomethingWentWrong:
					"Er is iets fout gegaan, probeer het later opnieuw.",
				messageThisFormIsNotConfigured: "Dit formulier is niet geconfigureerd.",
				messagePasswordResetDisabled:
					"Deze functie werkt niet omdat tweefactorauthenticatie is<br>ingeschakeld op uw account. Neem contact op met de beheerder.",
			};

		case "sv": // Swedish
			return {
				username: "Användarnamn eller e-post",
				password: "Lösenord",
				login: "Logga in",
				forgotPasswordLink: "Glömt lösenord?",
				mailAddress: "E-postadress",
				requestLink: "Begär länk",
				digits: "Kod",
				loginLink: "Logga in",
				secondFactor: "Tvåfaktorkod",
				sendDigits: "Skicka kod",
				sendSecondFactorDigits: "Skicka kod",
				resetLoginProcess: "Tillbaka till inloggning",
				messageEmptyUserName: "Ange ditt användarnamn",
				messageEmptyPassword: "Ange ditt lösenord",
				messageEmptyBoth: "Ange ditt användarnamn och lösenord",
				messageEmptyEmail: "Ange din e-postadress",
				messageInvalidEmail: "Ange en giltig e-postadress",
				digitsEmpty: "Ange din kod",
				digitsInvalid: "Ange en giltig kod",
				messageLoginFailed:
					"Inloggning misslyckades, kontrollera dina uppgifter.",
				messageForbidden:
					"Inloggningen lyckades, men du har inte behörighet. Du <b>kan inte</b> logga in.<br>Du kan välja en annan användare eller kontakta administratören.",
				messageSomethingWentWrong: "Något gick fel, försök igen senare.",
				messageThisFormIsNotConfigured: "Detta formulär är inte konfigurerat.",
				messagePasswordResetDisabled:
					"Denna funktion fungerar inte eftersom tvåfaktorsautentisering är aktiverad på ditt konto. Kontakta administratören.",
			};

		case "pl": // Polish
			return {
				username: "Nazwa użytkownika lub e-mail",
				password: "Hasło",
				login: "Zaloguj się",
				forgotPasswordLink: "Zapomniałeś hasła?",
				mailAddress: "Adres e-mail",
				requestLink: "Zażądaj linku",
				digits: "Kod",
				loginLink: "Zaloguj się",
				secondFactor: "Kod drugiego czynnika",
				sendDigits: "Wyślij kod",
				sendSecondFactorDigits: "Wyślij kod",
				resetLoginProcess: "Powrót do logowania",
				messageEmptyUserName: "Wprowadź swoją nazwę użytkownika",
				messageEmptyPassword: "Wprowadź swoje hasło",
				messageEmptyBoth: "Wprowadź swoją nazwę użytkownika i hasło",
				messageEmptyEmail: "Wprowadź swój adres e-mail",
				messageInvalidEmail: "Wprowadź prawidłowy adres e-mail",
				digitsEmpty: "Wprowadź swój kod",
				digitsInvalid: "Wprowadź prawidłowy kod",
				messageLoginFailed: "Logowanie nie powiodło się, sprawdź swoje dane.",
				messageForbidden:
					"Logowanie powiodło się, ale nie masz uprawnień. <b>Nie możesz</b> się zalogować.<br>Możesz wybrać innego użytkownika lub skontaktować się z administratorem.",
				messageSomethingWentWrong:
					"Coś poszło nie tak, spróbuj ponownie później.",
				messageThisFormIsNotConfigured:
					"Ten formularz nie jest skonfigurowany.",
				messagePasswordResetDisabled:
					"Ta funkcja nie działa, ponieważ włączona jest autoryzacja dwuetapowa na twoim koncie. Skontaktuj się z administratorem.",
			};

		case "da": // Danish
			return {
				username: "Brugernavn eller e-mail",
				password: "Adgangskode",
				login: "Log ind",
				forgotPasswordLink: "Glemt adgangskode?",
				mailAddress: "E-mail-adresse",
				requestLink: "Anmod om link",
				digits: "Kode",
				loginLink: "Log ind",
				secondFactor: "Tofaktorkode",
				sendDigits: "Send kode",
				sendSecondFactorDigits: "Send kode",
				resetLoginProcess: "Tilbage til log ind",
				messageEmptyUserName: "Indtast dit brugernavn",
				messageEmptyPassword: "Indtast din adgangskode",
				messageEmptyBoth: "Indtast dit brugernavn og din adgangskode",
				messageEmptyEmail: "Indtast din e-mail-adresse",
				messageInvalidEmail: "Indtast en gyldig e-mail-adresse",
				digitsEmpty: "Indtast din kode",
				digitsInvalid: "Indtast en gyldig kode",
				messageLoginFailed: "Login mislykkedes, kontrollér dine oplysninger.",
				messageForbidden:
					"Login lykkedes, men du har ikke tilladelse. Du <b>kan ikke</b> logge ind.<br>Du kan vælge en anden bruger eller kontakte administratoren.",
				messageSomethingWentWrong: "Noget gik galt, prøv igen senere.",
				messageThisFormIsNotConfigured: "Denne formular er ikke konfigureret.",
				messagePasswordResetDisabled:
					"Denne funktion fungerer ikke, fordi tofaktorautentificering<br>er aktiveret på din konto. Kontakt administratoren.",
			};

		case "no": // Norwegian
			return {
				username: "Brukernavn eller e-post",
				password: "Passord",
				login: "Logg inn",
				forgotPasswordLink: "Glemt passord?",
				mailAddress: "E-postadresse",
				requestLink: "Be om lenke",
				digits: "Kode",
				loginLink: "Logg inn",
				secondFactor: "Tofaktorkode",
				sendDigits: "Send kode",
				sendSecondFactorDigits: "Send kode",
				resetLoginProcess: "Tilbake til innlogging",
				messageEmptyUserName: "Vennligst skriv inn brukernavnet ditt",
				messageEmptyPassword: "Vennligst skriv inn passordet ditt",
				messageEmptyBoth: "Vennligst skriv inn brukernavn og passord",
				messageEmptyEmail: "Vennligst skriv inn e-postadressen din",
				messageInvalidEmail: "Vennligst skriv inn en gyldig e-postadresse",
				digitsEmpty: "Vennligst skriv inn koden din",
				digitsInvalid: "Vennligst skriv inn en gyldig kode",
				messageLoginFailed:
					"Innlogging mislyktes, vennligst sjekk informasjonen din.",
				messageForbidden:
					"Innloggingen var vellykket, men du har ikke tillatelse. Du <b>kan ikke</b> logge inn.<br>Du kan velge en annen bruker eller kontakte administratoren.",
				messageSomethingWentWrong:
					"Noe gikk galt, vennligst prøv igjen senere.",
				messageThisFormIsNotConfigured: "Dette skjemaet er ikke konfigurert.",
				messagePasswordResetDisabled:
					"Denne funksjonen fungerer ikke fordi<br>tofaktorautentisering er aktivert på kontoen din. Kontakt administratoren.",
			};

		case "cs": // Czech
			return {
				username: "Uživatelské jméno nebo e-mail",
				password: "Heslo",
				login: "Přihlásit se",
				forgotPasswordLink: "Zapomněli jste heslo?",
				mailAddress: "E-mailová adresa",
				requestLink: "Požádat o odkaz",
				digits: "Kód",
				loginLink: "Přihlásit se",
				secondFactor: "Dvoufázový kód",
				sendDigits: "Odeslat kód",
				sendSecondFactorDigits: "Odeslat kód",
				resetLoginProcess: "Zpět na přihlášení",
				messageEmptyUserName: "Zadejte své uživatelské jméno",
				messageEmptyPassword: "Zadejte své heslo",
				messageEmptyBoth: "Zadejte své uživatelské jméno a heslo",
				messageEmptyEmail: "Zadejte svou e-mailovou adresu",
				messageInvalidEmail: "Zadejte platnou e-mailovou adresu",
				digitsEmpty: "Zadejte svůj kód",
				digitsInvalid: "Zadejte platný kód",
				messageLoginFailed: "Přihlášení se nezdařilo, zkontrolujte své údaje.",
				messageForbidden:
					"Přihlášení bylo úspěšné, ale nemáte oprávnění. Nemůžete se přihlásit.<br>Vyberte jiného uživatele nebo kontaktujte správce.",
				messageSomethingWentWrong: "Něco se pokazilo, zkuste to později.",
				messageThisFormIsNotConfigured: "Tento formulář není nakonfigurován.",
				messagePasswordResetDisabled:
					"Tato funkce nefunguje, protože je na vašem<br>účtu aktivováno dvoufaktorové ověřování. Kontaktujte správce.",
			};

		default:
			return {
				username: "Username or E-Mail",
				password: "Password",
				login: "Login",
				forgotPasswordLink: "Forgot Password?",
				mailAddress: "E-Mail-Address",
				requestLink: "Request Link",
				digits: "Code",
				loginLink: "Login",
				secondFactor: "Second Factor Code",
				sendDigits: "Send Code",
				sendSecondFactorDigits: "Send Code",
				resetLoginProcess: "Back to Login",
				messageEmptyUserName: "Please enter your username",
				messageEmptyPassword: "Please enter your password",
				messageEmptyBoth: "Please enter your username and password",
				messageEmptyEmail: "Please enter your email address",
				messageInvalidEmail: "Please enter a valid email address",
				digitsEmpty: "Please enter your code",
				digitsInvalid: "Please enter a valid code",
				messageLoginFailed: "Login failed, please check your input.",
				messageForbidden:
					"Login was successful, but you have no permission. You <b>cannot</b> login.<br>You can select another user or contact the administrator.",
				messageSomethingWentWrong:
					"Something went wrong, please try again later.",
				messageThisFormIsNotConfigured: "This form is not configured.",
				messagePasswordResetDisabled:
					"This function does not work because two-factor<br>authentication is enabled on your account.<br>Please contact the administrator.",
			};
	}
}

/**
 * @private
 * @return {initEventHandler}
 */
function initEventHandler() {
	const self = this;
	const element = this[loginElementSymbol];

	const type = "click";

	element.addEventListener(type, function (event) {
		const callback = self.getOption("actions.click");

		fireCustomEvent(self, "monster-login-clicked", {
			element: self,
		});

		if (!isFunction(callback)) {
			return;
		}

		const element = findTargetElementFromEvent(
			event,
			ATTRIBUTE_ROLE,
			"control",
		);

		if (!(element instanceof Node && self.hasNode(element))) {
			return;
		}

		callback.call(self, event);
	});

	this[forgotPasswordLinkSymbol].addEventListener(type, (event) => {
		event.preventDefault();
		this[forgotPasswordCollapseSymbol].open();
		setTimeout(() => {
			this.shadowRoot.querySelector("input[name='email']").focus();
		}, 0);
	});

	this[loginLinkSymbol].addEventListener(type, (event) => {
		event.preventDefault();
		this[loginCollapseSymbol].open();

		setTimeout(() => {
			this.shadowRoot.querySelector("input[name='username']").focus();
		}, 0);
	});

	for (const e of this[resetLoginProcessLinksSymbol]) {
		e.addEventListener(type, (event) => {
			event.preventDefault();
			this[loginCollapseSymbol].open();
			setTimeout(() => {
				this.shadowRoot.querySelector("input[name='username']").focus();
			}, 0);
		});
	}

	this[loginCollapseSymbol].addEventListener("keydown", (event) => {
		if (event.key === "Enter") {
			this[loginButtonSymbol].click();
		}
	});

	this[secondFactorCollapseSymbol].addEventListener("keydown", (event) => {
		if (event.key === "Enter") {
			this[secondFactorButtonSymbol].click();
		}
	});

	this[forgotPasswordCollapseSymbol].addEventListener("keydown", (event) => {
		if (event.key === "Enter") {
			this[requestLinkButtonSymbol].click();
		}
	});

	this[digitsCollapseSymbol].addEventListener("keydown", (event) => {
		if (event.key === "Enter") {
			this[digitsButtonSymbol].click();
		}
	});

	this[loginButtonSymbol].setOption("actions.click", (event) => {
		let username = this.shadowRoot.querySelector(
			"input[name='username']",
		).value;

		const userCallback = this.getOption("callbacks.username");
		if (isFunction(userCallback)) {
			const userCallbackResult = userCallback.call(this, username);
			if (userCallbackResult !== undefined) {
				username = userCallbackResult;
			}
		}

		const password = this.shadowRoot.querySelector("monster-password").value;

		let missingBits = 0;
		if (username === "" || username === null) {
			this.setOption("classes.usernameInvalid", "invalid");
			missingBits |= 1; // Set bit 1 for username
		} else {
			this.setOption("classes.usernameInvalid", "");
		}

		if (password === "" || password === null) {
			this.setOption("classes.passwordInvalid", "invalid");
			missingBits |= 2; // Set bit 2 for password
		} else {
			this.setOption("classes.passwordInvalid", "");
		}

		let msg = null;
		if (missingBits === 1) {
			// missing username
			msg = this.getOption("labels.messageEmptyUserName");

			setTimeout(() => {
				this.shadowRoot.querySelector("input[name='username']").focus();
			}, 0);
		} else if (missingBits === 2) {
			// missing password
			msg = this.getOption("labels.messageEmptyPassword");

			setTimeout(() => {
				this.shadowRoot.querySelector("monster-password").focus();
			});
		} else if (missingBits === 3) {
			msg = this.getOption("labels.messageEmptyBoth");

			setTimeout(() => {
				this.shadowRoot.querySelector("input[name='username']").focus();
			}, 0);
		}

		const timeout = this.getOption("timeoutForMessage");

		if (msg !== null && msg !== undefined) {
			this[loginButtonSymbol].setMessage(msg);
			this[loginButtonSymbol].showMessage(timeout);
			this[loginButtonSymbol].setState("failed", timeout);
			return;
		}

		const url = this.getOption("fetch.login.url");

		if (url === "" || url === null || url === undefined) {
			this[loginButtonSymbol].setMessage(
				this.getOption("labels.messageThisFormIsNotConfigured"),
			);
			this[loginButtonSymbol].showMessage(timeout);
			this[loginButtonSymbol].setState("failed", timeout);
			return;
		}

		const options = {
			method: this.getOption("fetch.login.method"),
			mode: this.getOption("fetch.login.mode"),
			headers: this.getOption("fetch.login.headers"),
			credentials: this.getOption("fetch.login.credentials"),
			body: JSON.stringify({ username, password }),
		};

		getWindow()
			.fetch(url, options)
			.then((response) => {
				if (response.ok) {
					this[loginButtonSymbol].setState("successful", timeout);
					setTimeout(() => {
						this.openLoggedIn();
					}, 1200);
				} else {
					if (response.status === 403) {
						this[loginButtonSymbol].setMessage(
							this.getOption("labels.messageForbidden"),
						);
					} else if (response.status === 401) {
						const wwwAuthenticateHeader =
							response.headers.get("www-authenticate");
						if (wwwAuthenticateHeader) {
							const wwwAuthenticateParts = wwwAuthenticateHeader
								.split(/,\s*/)
								.map((part) => {
									const [key, value] = part.split("=");
									return {
										key: key.trim(),
										value: value ? value.trim().replace(/^"|"$/g, "") : null,
									};
								});

							const filteredParts = wwwAuthenticateParts.filter(
								(part) => part.key.toLowerCase() === "2fa",
							);
							if (filteredParts.length > 0) {
								const timeout = this.getOption("timeoutForSuccess");
								this[loginButtonSymbol].setState("successful", timeout);
								setTimeout(() => {
									this.openSecondFactor();
									const digitsElement = this.shadowRoot.getElementById(
										"secondFactorControl",
									);
									digitsElement.focus();
								}, timeout);
								return;
							}
						}

						this[loginButtonSymbol].setMessage(
							this.getOption("labels.messageLoginFailed"),
						);
					} else {
						this[loginButtonSymbol].setMessage(
							this.getOption("labels.messageSomethingWentWrong"),
						);
					}
					this[loginButtonSymbol].showMessage(timeout);
					this[loginButtonSymbol].setState("failed", timeout);

					setTimeout(() => {
						this.shadowRoot.querySelector("input[name='username']").focus();
					}, 0);
				}
			})
			.catch((error) => {
				this[loginButtonSymbol].setMessage(
					this.getOption("labels.messageSomethingWentWrong"),
				);
				this[loginButtonSymbol].showMessage(timeout);
				this[loginButtonSymbol].setState("failed", timeout);

				setTimeout(() => {
					this.shadowRoot.querySelector("input[name='username']").focus();
				}, 0);
			});
	});

	this[requestLinkButtonSymbol].setOption("actions.click", (event) => {
		const emailElement = this.shadowRoot.querySelector("input[name='email']");

		// get username and password
		let mail = emailElement.value;
		let valid = emailElement.checkValidity();

		const mailCallback = this.getOption("callbacks.forgotPassword");
		if (isFunction(mailCallback)) {
			const mailCallbackResult = mailCallback.call(this, mail);
			if (mailCallbackResult !== undefined) {
				mail = mailCallbackResult;
				valid = true;
			}
		}

		let msg = null;
		if (mail === "" || mail === null) {
			this.setOption("classes.emailInvalid", "invalid");
			msg = this.getOption("labels.messageEmptyEmail");
		} else if (!valid) {
			this.setOption("classes.emailInvalid", "invalid");
			msg = this.getOption("labels.messageInvalidEmail");
		} else {
			this.setOption("classes.emailInvalid", "");
		}

		const timeout = this.getOption("timeoutForMessage");

		if (msg !== null && msg !== undefined) {
			this[requestLinkButtonSymbol].setMessage(msg);
			this[requestLinkButtonSymbol].showMessage(timeout);
			this[requestLinkButtonSymbol].setState("failed", timeout);
			return;
		}

		const url = this.getOption("fetch.forgotPassword.url");

		if (url === "" || url === null || url === undefined) {
			this[requestLinkButtonSymbol].setMessage(
				this.getOption("labels.messageThisFormIsNotConfigured"),
			);
			this[requestLinkButtonSymbol].showMessage(timeout);
			this[requestLinkButtonSymbol].setState("failed", timeout);
			return;
		}

		const options = {
			method: this.getOption("fetch.forgotPassword.method"),
			mode: this.getOption("fetch.forgotPassword.mode"),
			headers: this.getOption("fetch.forgotPassword.headers"),
			credentials: this.getOption("fetch.forgotPassword.credentials"),
			body: JSON.stringify({ mail }),
		};

		getWindow()
			.fetch(url, options)
			.then((response) => {
				if (response.ok) {
					const timeout = this.getOption("timeoutForSuccess");
					this[requestLinkButtonSymbol].setState("successful", timeout);
					setTimeout(() => {
						this.openDigits();
					}, timeout);
				} else {
					if (response.status === 403) {
						this[requestLinkButtonSymbol].setMessage(
							this.getOption("labels.messageForbidden"),
						);
					} else if (response.status === 401) {
						if (
							response.headers.has("x-password-reset") &&
							response.headers.get("x-password-reset").includes("dis