relate.js

({
    extendsFrom: 'RelateField',
    initialize: function(options) {
        this._super('initialize', [options]);
    },
    getFilterOptions: function(force) {
        if (this._filterOptions && !force) {
            return this._filterOptions;
        }
        //Defining our filter definitions
        var custom_FilterOptions = new app.utils.FilterOptions().config({
            'initial_filter': 'FilterAccountTemplate',
            'initial_filter_label': 'LBL_FILTER_ACCOUNT_TEMPLATE',
            'filter_populate': {
                'name': [this.model.get('name')],
            }
        }).populateRelate(this.model).format();

        //Assigning our filter definitions 
        this._filterOptions = custom_FilterOptions;
        return this._filterOptions;
    },
    openSelectDrawer: function() {
        app.drawer.open({
            layout: 'selection-list',
            context: {
                module: this.getSearchModule(),
                fields: this.getSearchFields(),
                filterOptions: this.getFilterOptions()
            }
        }, _.bind(this.setValue, this));
    },

})