service.js

define(['underscore', 'component'], function (_, component) {

    /**
     * @class Service
     *
     * Services are stopped immediately after start and callback, if
     * callback returns value considered false
     */
    var service = Object.create(component);


    service.start = function(intent) {
        var state = component.start.call(this, intent);
        if (!state) {
            this.stop();

        } else {

        }
        return state;
    }
    // service.onStart = function () { return false; };
    // service.onContinue = function () { return false; };

    service.restoreState = function(state, options) {
        var restoredState = component.restoreState.call(this, state, options);
        if (restoredState) {
            this.stop();
        }
    };


    return service;
});