function Login() {

    var $ = jQuery.noConflict();
    
    var TAG = 'Login.js | ',
        my = {};
    
    my.$loginWrapper = null;
    my.$questionBlocks = null;
    my.questionBlocks = [];
    my.$submitLoginInput = null;
    my.$loginForm = null;
    my.$registrationForm = null;

    my.C = {
        FIELD_NAME: {
            COUNTRY:    'smbc-country',
            COUNTY:     'smbc-county',
            EMAIL:      'smbc-email',
            NAME:       'smbc-name',
            Q_USA:      'smbc-q-usa',
            Q_WISC:     'smbc-q-wisc',
            ZIP:        'smbc-zip'
        }
    };


    my.init = function() {
        console.debug(TAG + 'init');
        
        my.$loginWrapper = $('.sbdc-login-wrapper');
        my.$loginForm = my.$loginWrapper.find('form.login-form');
        my.$registrationForm = my.$loginWrapper.find('form.registration-form');

        my.$questionBlocks = my.$loginWrapper.find('.question-block');
        my.$questionBlocks.each( function(index) {
            console.debug(TAG + 'init | question blocks index:', index);
            my.questionBlocks.push( new my.QuestionBlock( $(this) ) );
        });

        my.$submitLoginInput = my.$loginForm.find('input[type=submit]');
        my.$submitRegistrationInput = my.$registrationForm.find('input[type=submit]');
        
        my.$submitLoginInput.on('click', my.onLoginSubmit);
        my.$submitRegistrationInput.on('click', my.onRegistrationSubmit);

        // Existing validation message?
        my.highlightFormErrorsOnStartup(my.$loginForm);
        my.highlightFormErrorsOnStartup(my.$registrationForm);

    };

    /* Methods ********************************************************************************************************/


    my.highlightFormErrorsOnStartup = function($form) {
        var $validationMessageList = $form.find('.validation-messages');
        var $validationMessages = $validationMessageList.find('li');
        if ($validationMessages.length > 0) {
            $validationMessageList.show(100);
            // Highlight the field
            var fieldClass;
            $validationMessages.each( function() {
                fieldClass = $(this).attr('class').trim();
                if (fieldClass != "") {
                    $form.find('.input-wrapper.' + fieldClass).addClass('highlight');
                }
            })
        }
    };


    /**
     *
     * @param email
     * @returns {boolean}
     * @link https://stackoverflow.com/a/46181
     */
    my.validateEmail = function(email) {
        var re = /^(([^<>()\[\]\\.,;:\s@"]+(\.[^<>()\[\]\\.,;:\s@"]+)*)|(".+"))@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}])|(([a-zA-Z\-0-9]+\.)+[a-zA-Z]{2,}))$/;
        return re.test(email);
    };

    my.validateZip = function(zip) {
        var re = /^[0-9]{5}$/
        return re.test(zip);
    };

    my.onLoginSubmit = function() {
        return true;
//        return my.validateLoginForm();
    };

    my.onRegistrationSubmit = function() {
        return true;
//        return my.validateRegistrationForm();
    };
    

    /**
     * Validates the login form.
     * Displays notifications to the user if the form is not valid
     * @returns {boolean} True if valid, false if invalid
     */
    my.validateLoginForm = function() {
        if (my.$loginUserEmailInput == null) {
            my.$loginUserEmailWrapper = my.$loginForm.find('.input-wrapper.' + my.C.FIELD_NAME.EMAIL);
            my.$loginUserEmailInput = my.$loginForm.find('input[name=' + my.C.FIELD_NAME.EMAIL + ']');
        }
        var validationMessages = [];
        // Clear all highlights
        my.removeHighlightFromElement(my.$loginUserEmailWrapper);
        // Clear validation messages
        my.formClearValidationMessages(my.$loginForm);
        // Validation
        // Input: Email
        if (!my.validateEmail(my.$loginUserEmailInput.val())) {
            my.highlightElement(my.$loginUserEmailWrapper);
            validationMessages.push("Please enter a valid email address");
        }
        // Display validation messages and return
        if (validationMessages.length > 0) {
            my.formDisplayValidationMessages(my.$loginForm, validationMessages);
            return false;
        } else {
            return true;
        }
    };

    my.validateRegistrationForm = function() {
        if (my.$registerUserEmailInput == null) {
            my.$registerUserEmailWrapper = my.$registrationForm.find('.input-wrapper.' + my.C.FIELD_NAME.EMAIL);
            my.$registerUserEmailInput = my.$registrationForm.find('input[name=' + my.C.FIELD_NAME.EMAIL + ']');
            my.$registerNameWrapper = my.$registrationForm.find('.input-wrapper.' + my.C.FIELD_NAME.NAME);
            my.$registerNameInput = my.$registrationForm.find('input[name=' + my.C.FIELD_NAME.NAME + ']');
            my.$registerWisconsinInput = my.$registrationForm.find('input[name=' + my.C.FIELD_NAME.Q_WISC + ']');
            my.$registerWisconsinWrapper = my.$registrationForm.find('.input-wrapper.' + my.C.FIELD_NAME.Q_WISC);
            my.$registerCountySelect = my.$registrationForm.find('select[name=' + my.C.FIELD_NAME.COUNTY + ']');
            my.$registerCountyWrapper = my.$registrationForm.find('.input-wrapper.' + my.C.FIELD_NAME.COUNTY);
            my.$registerUSAInput = my.$registrationForm.find('input[name=' + my.C.FIELD_NAME.Q_USA + ']');
            my.$registerUSAWrapper = my.$registrationForm.find('.input-wrapper.' + my.C.FIELD_NAME.Q_USA);
            my.$registerZipInput = my.$registrationForm.find('input[name=' + my.C.FIELD_NAME.ZIP + ']');
            my.$registerZipWrapper = my.$registrationForm.find('.input-wrapper.' + my.C.FIELD_NAME.ZIP);
            my.$registerCountryInput = my.$registrationForm.find('input[name=' + my.C.FIELD_NAME.COUNTRY + ']');
            my.$registerCountryWrapper = my.$registrationForm.find('.input-wrapper.' + my.C.FIELD_NAME.COUNTRY);
        }
        var validationMessages = [];
        // Clear all highlights
        my.removeHighlightFromElement(my.$registerCountryWrapper);
        my.removeHighlightFromElement(my.$registerCountyWrapper);
        my.removeHighlightFromElement(my.$registerNameWrapper);
        my.removeHighlightFromElement(my.$registerUSAWrapper);
        my.removeHighlightFromElement(my.$registerUserEmailWrapper);
        my.removeHighlightFromElement(my.$registerWisconsinWrapper);
        my.removeHighlightFromElement(my.$registerZipWrapper);
        // Clear all validation messages
        my.formClearValidationMessages(my.$registrationForm);
        // Validation:
        // Input: Name
        if (my.$registerNameInput.val() == "") {
            my.highlightElement(my.$registerNameWrapper);
            validationMessages.push("Please enter your name");
        }
        // Input: Email
        if (!my.validateEmail(my.$registerUserEmailInput.val())) {
            my.highlightElement(my.$registerUserEmailWrapper);
            validationMessages.push("Please enter a valid email address");
        }
        // Branching Question: Wisconsin?
        switch (my.$registerWisconsinInput.val()) {
            case 'yes':
                // Input: County
                if (my.$registerCountySelect.val() == "") {
                    my.highlightElement(my.$registerCountyWrapper);
                    validationMessages.push("Please select your county");
                }
                break;
            case 'no':
                // Branching Question: USA?
                switch (my.$registerUSAInput.val()) {
                    case 'yes':
                        // Input: Zip
                        if (!my.validateZip(my.$registerZipInput.val())) {
                            my.highlightElement(my.$registerZipWrapper);
                            validationMessages.push("Please enter your zip code");
                        }
                        break;
                    case 'no':
                        if (my.$registerCountryInput.val() == "") {
                            my.highlightElement(my.$registerCountryWrapper);
                            validationMessages.push("Please provide your country");
                        }
                        break;
                    default:
                        my.highlightElement(my.$registerUSAWrapper);
                        validationMessages.push("Please provide an answer to the question above");
                }
                break;
            default:
                my.highlightElement(my.$registerWisconsinWrapper);
                validationMessages.push("Please provide an answer to the question above");
        }
        // Display validation messages and return
        if (validationMessages.length > 0) {
            my.formDisplayValidationMessages(my.$registrationForm, validationMessages);
            return false;
        } else {
            return true;
        }
    };

    my.highlightElement = function($element) {
        $element.addClass('highlight');
    };
    my.removeHighlightFromElement = function($element) {
        $element.removeClass('highlight');
    };

    /**
     *
     * @param $form
     * @param messages {String[]}
     */
    my.formDisplayValidationMessages = function($form, messages) {
        var $messageList = $form.find('.validation-messages');
        var messagesHTML = "";
        for (var i = 0; i < messages.length; i++) {
            messagesHTML += '<li>' + messages[i] + '</li>';
        }
        $messageList.html(messagesHTML);
        $messageList.show(100);
    };
    my.formClearValidationMessages = function($form) {
        var $messageList = $form.find('.validation-messages');
        $messageList.hide();
    };


    /* Supporting Classes *********************************************************************************************/

    my.QuestionBlock = function($element) {
        var TAG = 'QuestionBlock | ',
            my = {};

        my.$element = $element;

        my.init = function() {
            console.debug(TAG + "init");
            my.$buttonNo = my.$element.find('> .question-row > button.no');
            my.$buttonYes = my.$element.find('> .question-row > button.yes');
            my.$drawerNo = my.$element.find('> div.question-drawer.v-no');
            my.$drawerYes = my.$element.find('> div.question-drawer.v-yes');
            my.$hiddenValue = my.$element.find('> input.q-value');

            my.$buttonNo.on('click', function(e) { my.onAnswer('no'); return false; });
            my.$buttonYes.on('click', function(e) { my.onAnswer('yes'); return false; });

            if (my.$hiddenValue.val() == 'yes' || my.$hiddenValue.val() == 'no') {
                my.onAnswer(my.$hiddenValue.val());
            }
        };

        my.onAnswer = function(value) {
            var $buttonOff,
                $buttonOn,
                $drawerClose,
                $drawerOpen;
            if (value === 'yes') {
                $buttonOff = my.$buttonNo;
                $buttonOn = my.$buttonYes;
                $drawerClose = my.$drawerNo;
                $drawerOpen = my.$drawerYes;
            } else {
                $buttonOff = my.$buttonYes;
                $buttonOn = my.$buttonNo;
                $drawerClose = my.$drawerYes;
                $drawerOpen = my.$drawerNo;
            }
            my.$hiddenValue.val(value);
            $buttonOff.removeClass('active');
            $buttonOn.addClass('active');
            $drawerClose.hide(100);
            $drawerOpen.show(100);
        };

        my.init();

    };


    /* Actions ********************************************************************************************************/

    $(document).ready(my.init);

}

var login = new Login();