/**
 * navigation.js
 *
 * Handles toggling the navigation menu for small screens.
 */
( function() {
	var container, button, menu, links, i, len;

	brm = document.getElementsByClassName( 'better-responsive-menu' )[0];
	container = document.getElementById( 'site-navigation' );
	if ( ! container || brm ) {
		return;
	}

	button = container.getElementsByTagName( 'h4' )[0];
	if ( 'undefined' === typeof button ) {
		return;
	}

	menu = container.getElementsByTagName( 'ul' )[0];

	// Hide menu toggle button if menu is empty and return early.
	if ( 'undefined' === typeof menu ) {
		button.style.display = 'none';
		return;
	}

	if ( -1 === menu.className.indexOf( 'nav-menu' ) ) {
		menu.className += 'nav-menu';
	}

	button.onclick = function() {
		if ( -1 !== container.className.indexOf( 'main-small-navigation' ) ) {
			container.className = container.className.replace( 'main-small-navigation', 'main-navigation' );
		} else {
			container.className = container.className.replace( 'main-navigation', 'main-small-navigation' );
		}
	};

	// Get all the link elements within the menu.
	links = menu.getElementsByTagName( 'a' );

	// Each time a menu link is focused or blurred, toggle focus.
	for ( i = 0, len = links.length; i < len; i++ ) {
		links[i].addEventListener( 'focus', toggleFocus, true );
		links[i].addEventListener( 'blur', toggleFocus, true );
	}

	/**
	 * Sets or removes .focus class on an element.
	 */
	function toggleFocus() {
		var self = this;

		// Move up through the ancestors of the current link until we hit .nav-menu.
		while ( -1 === self.className.indexOf( 'nav-menu' ) ) {
			// On li elements toggle the class .focus.
			if ( 'li' === self.tagName.toLowerCase() ) {
				if ( -1 !== self.className.indexOf( 'focus' ) ) {
					self.className = self.className.replace( ' focus', '' );
				} else {
					self.className += ' focus';
				}
			}

			self = self.parentElement;
		}
	}
} )();
jQuery(document).ready(function() {
    jQuery('.better-responsive-menu #site-navigation .menu-item-has-children').append('<span class="sub-toggle"> <span class="genericon genericon-expand"></span> </span>');
    jQuery('.better-responsive-menu #site-navigation .sub-toggle').click(function() {
        jQuery(this).parent('.menu-item-has-children').children('ul.sub-menu').first().slideToggle('1000');
        jQuery(this).children('<span class="genericon genericon-rightarrow"></span>').first().toggleClass('<span class="genericon genericon-expand"></span>');
        jQuery(this).toggleClass('active');
    });
});

// Show Submenu on click on touch enabled deviced
( function () {
    var container;
    container = document.getElementById( 'site-navigation' );

    /**
     * Toggles `focus` class to allow submenu access on tablets.
     */
    ( function( container ) {
        var touchStartFn, i,
            parentLink = container.querySelectorAll( '.menu-item-has-children > a, .page_item_has_children > a' );

        if ( 'ontouchstart' in window ) {
            touchStartFn = function( e ) {
                var menuItem = this.parentNode, i;

                if ( ! menuItem.classList.contains( 'focus' ) ) {
                    e.preventDefault();
                    for ( i = 0; i < menuItem.parentNode.children.length; ++i ) {
                        if ( menuItem === menuItem.parentNode.children[i] ) {
                            continue;
                        }
                        menuItem.parentNode.children[i].classList.remove( 'focus' );
                    }
                    menuItem.classList.add( 'focus' );
                } else {
                    menuItem.classList.remove( 'focus' );
                }
            };

            for ( i = 0; i < parentLink.length; ++i ) {
                parentLink[i].addEventListener( 'touchstart', touchStartFn, false );
            }
        }
    }( container ) );
} ) ();