Сортировка

statusChanged: function() {
        if (this.get("Status").value === '394d4b84-58e6-df11-971b-001d60e938c6') {
        var esq = this.Ext.create("Terrasoft.EntitySchemaQuery", {rootSchemaName: "VwAvailablePlaces"});
        esq.addColumn("Classroom", "Classroom");
        var freePlacesColumn = esq.addColumn("FreePlaces", "FreePlaces");
        freePlacesColumn.orderDirection = Terrasoft.OrderDirection.ASC;
        freePlacesColumn.orderPosition = 0;
        esq.filters.addItem(
                this.Terrasoft.createColumnFilterWithParameter(
                        this.Terrasoft.ComparisonType.EQUAL, "Branch", this.get("Branch").value));
        esq.getEntityCollection(function(response) {
           if (response.success && response.collection.getCount() > 0) {
                var classRoomValue = response.collection.getByIndex(0).get("Classroom").value;
                var classRoomDisplayValue = response.collection.getByIndex(0).get("Classroom").displayValue;
                 this.set("Classroom", {value: classRoomValue, displayValue: classRoomDisplayValue});
            }
          }, this);
     }                         

        freePlacesColumn.orderDirection = Terrasoft.OrderDirection.ASC;
        freePlacesColumn.orderPosition = 0;