awsmug/torro-forms

( function( torroBuilder ) {
    'use strict';

    /**
     * A collection of elements.
     *
     * @class
     * @augments torro.Builder.BaseCollection
     */
    torroBuilder.ElementCollection = torroBuilder.BaseCollection.extend({

        /**
         * Model class for the element collection.
         *
         * @since 1.0.0
         * @access public
         * @property {function}
         */
        model: torroBuilder.ElementModel,

        /**
         * REST endpoint URL part for accessing elements.
         *
         * @since 1.0.0
         * @access public
         * @type {string}
         */
        urlEndpoint: 'elements',

        /**
         * Default properties for the collection.
         *
         * @since 1.0.0
         * @access public
         * @property {object}
         */
        defaultProps: {
            active:       [],
            container_id: 0
        },

        /**
         * Returns element defaults.
         *
         * @since 1.0.0
         * @access public
         *
         * @returns {object} Element defaults.
         */
        getDefaultAttributes: function() {
            return {
                container_id: this.props.get( 'container_id' ),
                sort:         this.length
            };
        },

        toggleActive: function( id ) {
            var active = this.props.get( 'active' );
            var index = active.indexOf( id );

            if ( index > -1 ) {
                active.splice( index, 1 );
            } else {
                active.push( id );
            }

            this.props.set( 'active', active );

            this.props.trigger( 'toggleActive', this, active, {});
        }
    });

})( window.torro.Builder );