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/*global ajaxurl */

/**
 * Based on Simple Page Ordering by 10up (https://wordpress.org/plugins/simple-page-ordering/)
 *
 * Modified - products have no children (non hierarchical)
 */
jQuery( function( $ ) {
	$( 'table.widefat tbody th, table.widefat tbody td' ).css( 'cursor', 'move' );

$( 'table.widefat tbody' ).sortable({
		items: 'tr:not(.inline-edit-row)',
		cursor: 'move',
		axis: 'y',
		containment: 'table.widefat',
		scrollSensitivity: 40,
		helper: function( event, ui ) {
			ui.each( function() {
				$( this ).width( $( this ).width() );
			});
			return ui;
		},
		start: function( event, ui ) {
			ui.item.css( 'background-color', '#ffffff' );
			ui.item.children( 'td, th' ).css( 'border-bottom-width', '0' );
			ui.item.css( 'outline', '1px solid #dfdfdf' );
		},
		stop: function( event, ui ) {
			ui.item.removeAttr( 'style' );
			ui.item.children( 'td,th' ).css( 'border-bottom-width', '1px' );
		},
		update: function( event, ui ) {
			$( 'table.widefat tbody th, table.widefat tbody td' ).css( 'cursor', 'default' );
			$( 'table.widefat tbody' ).sortable( 'disable' );

var postid     = ui.item.find( '.check-column input' ).val();
			var prevpostid = ui.item.prev().find( '.check-column input' ).val();
			var nextpostid = ui.item.next().find( '.check-column input' ).val();

// Show Spinner
			ui.item
				.find( '.check-column input' )
				.hide()
				.after( '<img alt="processing" src="images/wpspin_light.gif" class="waiting" style="margin-left: 6px;" />' );

// Go do the sorting stuff via ajax
			$.post(
				ajaxurl,
				{ action: 'woocommerce_product_ordering', id: postid, previd: prevpostid, nextid: nextpostid },
				function( response ) {
					$.each( response, function( key, value ) {
						$( '#inline_' + key + ' .menu_order' ).html( value );
					});
					ui.item.find( '.check-column input' ).show().siblings( 'img' ).remove();
					$( 'table.widefat tbody th, table.widefat tbody td' ).css( 'cursor', 'move' );
					$( 'table.widefat tbody' ).sortable( 'enable' );
				}
			);

// fix cell colors
			$( 'table.widefat tbody tr' ).each( function() {
				var i = $( 'table.widefat tbody tr' ).index( this );
				if ( i%2 === 0 ) {
					$( this ).addClass( 'alternate' );
				} else {
					$( this ).removeClass( 'alternate' );
				}
			});
		},
		sort: function (e, ui) {
			ui.placeholder.find( 'td' ).each( function( key, value ) {
				if ( ui.helper.find( 'td' ).eq( key ).is( ':visible' ) ) {
					$( this ).show();
				} else {
					$( this ).hide();
				}
			});
        }
	});
});