"use strict";
(function () {
	// global variables
	let
		useragent = navigator.useragent.tolowercase(),
		isie = useragent.indexof("msie") !== -1 ? parseint(useragent.split("msie")[1], 10) : useragent.indexof("trident") !== -1 ? 11 : useragent.indexof("edge") !== -1 ? 12 : false;

	// unsupported browsers
	if (isie !== false && isie < 12) {
		console.warn("[core] detected ie" + isie + ", load alert");
		var script = document.createelement("script");
		script.src = "./js/support.js";
		document.queryselector("head").appendchild(script);
	}

	var
		initialdate = new date(),

		$document = $(document),
		$window = $(window),
		$html = $("html"),
		$body = $("body"),

		isdesktop = $html.hasclass("desktop"),
		ismobile = /android|webos|iphone|ipad|ipod|blackberry|iemobile|opera mini/i.test(navigator.useragent),
		windowready = false,
		isnovibuilder = false,
		livedemo = true,

		plugins = {
			rdnavbar:                $('.rd-navbar'),
			wow:                     $('.wow')
		};

	/**
	 * @desc check the element was been scrolled into the view
	 * @param {object} elem - jquery object
	 * @return {boolean}
	 */
	function isscrolledintoview(elem) {
		if (isnovibuilder) return true;
		return elem.offset().top + elem.outerheight() >= $window.scrolltop() && elem.offset().top <= $window.scrolltop() + $window.height();
	}

	/**
	 * @desc calls a function when element has been scrolled into the view
	 * @param {object} element - jquery object
	 * @param {function} func - init function
	 */
	function lazyinit(element, func) {
		var scrollhandler = function () {
			if ((!element.hasclass('lazy-loaded') && (isscrolledintoview(element)))) {
				func.call(element);
				element.addclass('lazy-loaded');
			}
		};

		scrollhandler();
		$window.on('scroll', scrollhandler);
	}

	// initialize scripts that require a finished document
	$(function () {
		isnovibuilder = window.xmode;

		/**
		 * wrapper to eliminate json errors
		 * @param {string} str - json string
		 * @returns {object} - parsed or empty object
		 */
		function parsejson ( str ) {
			try {
				if ( str )  return json.parse( str );
				else return {};
			} catch ( error ) {
				console.warn( error );
				return {};
			}
		}

		/**
		 * @desc sets the actual previous index based on the position of the slide in the markup. should be the most recent action.
		 * @param {object} swiper - swiper instance
		 */
		function setrealprevious(swiper) {
			var element = swiper.$wrapperel[0].children[swiper.activeindex];
			swiper.realprevious = array.prototype.indexof.call(element.parentnode.children, element);
		}

		/**
		 * @desc sets slides background images from attribute 'data-slide-bg'
		 * @param {object} swiper - swiper instance
		 */
		function setbackgrounds(swiper) {
			var swipersbg = swiper.el.queryselectorall('[data-slide-bg]');

			for (var i = 0; i < swipersbg.length; i++) {
				var swiperbg = swipersbg[i];
				swiperbg.style.backgroundimage = 'url(' + swiperbg.getattribute('data-slide-bg') + ')';
			}
		}



		// additional class on html if mac os.
		if (navigator.platform.match(/(mac)/i)) {
			$html.addclass("mac-os");
		}

		// adds some loosing functionality to ie browsers (ie polyfills)
		if (isie) {
			if (isie === 12) $html.addclass("ie-edge");
			if (isie === 11) $html.addclass("ie-11");
			if (isie < 10) $html.addclass("lt-ie-10");
			if (isie < 11) $html.addclass("ie-10");
		}


		// ui to top
		if (isdesktop && !isnovibuilder) {
			$().uitotop({
				easingtype:     'easeoutquad',
				containerclass: 'ui-to-top fa fa-angle-up',
				scrollspeed: 100
			});
		}

		// rd navbar
		if (plugins.rdnavbar.length) {
			var
				navbar = plugins.rdnavbar,
				aliases = {
					'-':     0,
					'-sm-':  576,
					'-md-':  768,
					'-lg-':  992,
					'-xl-':  1200,
					'-xxl-': 1600
				},
				responsive = {};

			for (var alias in aliases) {
				var link = responsive[aliases[alias]] = {};
				if (navbar.attr('data' + alias + 'layout')) link.layout = navbar.attr('data' + alias + 'layout');
				if (navbar.attr('data' + alias + 'device-layout')) link.devicelayout = navbar.attr('data' + alias + 'device-layout');
				if (navbar.attr('data' + alias + 'hover-on')) link.focusonhover = navbar.attr('data' + alias + 'hover-on') === 'true';
				if (navbar.attr('data' + alias + 'auto-height')) link.autoheight = navbar.attr('data' + alias + 'auto-height') === 'true';
				if (navbar.attr('data' + alias + 'stick-up-offset')) link.stickupoffset = navbar.attr('data' + alias + 'stick-up-offset');
				if (navbar.attr('data' + alias + 'stick-up')) link.stickup = navbar.attr('data' + alias + 'stick-up') === 'true';
				if (isnovibuilder) link.stickup = false;
				else if (navbar.attr('data' + alias + 'stick-up')) link.stickup = navbar.attr('data' + alias + 'stick-up') === 'true';
			}

			plugins.rdnavbar.rdnavbar({
				anchornav:    !isnovibuilder,
				stickupclone: (plugins.rdnavbar.attr("data-stick-up-clone") && !isnovibuilder) ? plugins.rdnavbar.attr("data-stick-up-clone") === 'true' : false,
				responsive:   responsive,
				callbacks:    {
					onstuck:        function () {
						var navbarsearch = this.$element.find('.rd-search input');

						if (navbarsearch) {
							navbarsearch.val('').trigger('propertychange');
						}
					},
					ondropdownover: function () {
						return !isnovibuilder;
					},
					onunstuck:      function () {
						if (this.$clone === null)
							return;

						var navbarsearch = this.$clone.find('.rd-search input');

						if (navbarsearch) {
							navbarsearch.val('').trigger('propertychange');
							navbarsearch.trigger('blur');
						}

					}
				}
			});
		}


		// wow
		if ($html.hasclass("wow-animation") && plugins.wow.length && !isnovibuilder && isdesktop) {
			new wow().init();
		}

	});
	
	
	$(function(){

	var nav = $('.rd-navbar-nav'),
		logo = $('.rd-navbar-brand'),
		doc = $(document),
		win = $(window);

		win.scroll(function() {

			if (doc.scrolltop() > 80) {
				nav.addclass('scrolled');
				logo.addclass('scrolled');
			} else {
				nav.removeclass('scrolled');
				logo.removeclass('scrolled');
			}

		});
	
		win.scroll();
	});
}());