//	_Swank Scripts
//	@package eT3_Generic
//	@since Swank 1.0
//============================================

( function( $ ) {
	//	MENU SCRIPTS
	//============================================

	//	Menu Keyboard Accessibility
	//--------------------------------------------
	function menuAccessibility() {
		var el = $( '#primary-menu' );

		$("a", el).focus(function() {
			$(this).parents("li").addClass("focus");
		}).blur(function() {
			$(this).parents("li").removeClass("focus");
		});
	}

	//	Mobile Menu Toggle
	function menuControl() {
		$( '.menu-toggle' ).on( 'click', function( e ) {
			e.preventDefault();
			$( this ).toggleClass( 'toggle-on' );
			$( '#primary-menu' ).toggleClass( 'toggled' );
		} );
	}

	//	Mobile Submenu Dropdown Button
	function menuDropdown() {
		var hasSubmenu = $( '<button />', {
			'class': 'dropdown-toggle',
			'aria-expanded': false
		} ).append( $( '<span />', {
			'class': 'screen-reader-text',
			'text': 'Dropdown Menu Toggle',
		} ) );

		$( '.main-navigation' ).find( '.menu-item-has-children > a' ).after( hasSubmenu );
	}

	//	Mobile Submenu Toggle
	function submenuControl() {
		$( '.dropdown-toggle' ).on( 'click', function( e ) {
			e.preventDefault();
			$( this ).toggleClass('toggled');
			$( this ).next( '.sub-menu' ).toggleClass( 'toggled' );

			if ( $( this ).attr( 'aria-expanded' ) === 'false' ) {
				$( this ).attr('aria-expanded', 'true');
			}
			else {
				$( this ).attr('aria-expanded', 'false');
			}

		} );
	}

	//	Wrap Tiled Gallery
	function galleryWrapper() {
		$( '.entry-content' ).find( '.tiled-gallery' ).wrap( '<div class="tiled-gallery-wrapper"></div>' ).resize();
	}

	//	Add class to large images
	function outdentImages() {
		$( '.entry-content img' ).each( function() {
			var img = $( this ),
			    caption = $( this ).closest( 'figure' ),
				new_img = new Image();

				new_img.src = img.attr( 'src' );

				$( new_img ).load( function() {

					var img_width = new_img.width;
					if ( img_width >= 1000 ) {
						$( img ).addClass( 'size-big' );
					}

				if ( caption.hasClass( 'wp-caption' ) && img_width >= 1000 ) {
					caption.addClass( 'caption-big' );
				}
			} );
		} );
	}

	$( document ).ready( function() {
		menuAccessibility();
		menuControl();
		menuDropdown();
		submenuControl();
		galleryWrapper();
		outdentImages();
	} );

} ) ( jQuery );

//	Skip Link Focus Fix
/**
	Helps with accessibility for keyboard only users.
**/
( function() {
	var is_webkit = navigator.userAgent.toLowerCase().indexOf( 'webkit' ) > -1,
	    is_opera  = navigator.userAgent.toLowerCase().indexOf( 'opera' )  > -1,
	    is_ie     = navigator.userAgent.toLowerCase().indexOf( 'msie' )   > -1;

	if ( ( is_webkit || is_opera || is_ie ) && document.getElementById && window.addEventListener ) {
		window.addEventListener( 'hashchange', function() {
			var id = location.hash.substring( 1 ),
				element;

			if ( ! ( /^[A-z0-9_-]+$/.test( id ) ) ) {
				return;
			}

			element = document.getElementById( id );

			if ( element ) {
				if ( ! ( /^(?:a|select|input|button|textarea|li)$/i.test( element.tagName ) ) ) {
					element.tabIndex = -1;
				}

				element.focus();
			}
		}, false );
	}
})();