adsf

asdf.js

app.select2 = {
	init: function( el ) {
		if ( 'undefined' === typeof el ) {
			return;
		}

		var scope = this,
			args = {
				maximumSelectionLength: 1,
				templateSelection: function( item ) {
					return item.text.replace( ' - ', '' );
				},
			};

		el.each( function() {
			var select = $( this ),
				label = select.data( 'label' );

			if ( '' !== select.data( 'type' ) ) {
				args.ajax = {
					url: theme.ajaxurl,
					type: 'post',
					delay: 100,
					data: function( params ) {
						return {
							action: 'get_filter',
							type: select.data( 'type' ),
							postId: select.data( 'post-id' ),
						};
					},
					processResults: function( data, params ) {
						return {
							results: data.data.items,
						};
					},
					success: function( data ) {
						delete args.ajax;

						args.data = data.data.items;

						args.maximumSelectionLength = scope.setMaximumSelection( select.data( 'type' ) );

						if ( 'event-genres' === select.data( 'type' ) ) {
							args.maximumSelectionLength = 3;
						} else {
							args.maximumSelectionLength = 1;
						}

						select.select2( args )
							.on( 'select2:open', function() {
								select.next().addClass( 'select2-container--is-open' );
							})
							.on( 'select2:close', function() {
								select.next().removeClass( 'select2-container--is-open' );
							})
							.select2( 'open' );

						scope.setLabel( select, label );
					},
				};

				args.maximumSelectionLength = scope.setMaximumSelection( select.data( 'type' ) );
			}

			select.select2( args );

			scope.setAttributes();
			scope.setLabel( select, label );
		});
	},

	setMaximumSelection: function( type ) {
		return ( 'event-genres' === type ) ? 3 : 1;
	},

	setAttributes: function( select ) {
		$( '.select2-container' ).attr( 'aria-hidden', true );
	},

	setLabel: function( select, label ) {
		select.next( '.select2' )
			.addClass( 'select2-has-label' )
			.find( '.select2-selection__rendered' )
				.before( '<span class="select2-label">' + label + '</span>' );
	},
};