"use strict";
$(document).ready(function () {
    $('.input-group input[required], .input-group textarea[required], .input-group select[required]').on('keyup, change', function () {
        var $group = $(this).closest('.input-group'),
            $addon = $group.find('.input-group-addon'),
            $icon = $addon.find('span'),
            state = false;

        if (!$group.data('validate')) {
            state = $(this).val() ? true : false;
        } else if ($group.data('validate') == "email") {
            state = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/.test($(this).val());
        } else if ($group.data('validate') == 'phone') {
            state = /^[(]{0,1}[0-9]{3}[)]{0,1}[-\s\.]{0,1}[0-9]{3}[-\s\.]{0,1}[0-9]{4}$/.test($(this).val());
        } else if ($group.data('validate') == "length") {
            state = $(this).val().length >= $group.data('length') ? true : false;
        } else if ($group.data('validate') == "number") {
            state = !isNaN(parseFloat($(this).val())) && isFinite($(this).val());
        }

        if (state) {
            $addon.removeClass('danger');
            $addon.addClass('success');
            $icon.attr('class', 'glyphicon glyphicon-ok');
        } else {
            $addon.removeClass('success');
            $addon.addClass('danger');
            $icon.attr('class', 'glyphicon glyphicon-remove');
        }
    });
});