export function generateControllerFactory(owner: Owner, controllerName: string) {
  let Factory = owner.factoryFor<any, any>('controller:basic')!.class!;

  Factory = Factory.extend({
    toString() {
      return `(generated ${controllerName} controller)`;
    },
  });

  let fullName = `controller:${controllerName}`;

  owner.register(fullName, Factory);

  return Factory;
}

 createRenderState(args: Arguments, owner: Owner, name: string) {
   let model = args.positional.at(1);
   let factory =
     owner.factoryFor(`controller:${name}`) ||
     generateControllerFactory(owner, `controller:${name}`);
   let controller = factory.create({ model: model.value() });
   return { controller, model };
 }

/**
  Generates and instantiates a controller extending from `controller:basic`
  if present, or `Controller` if not.

  @for Ember
  @method generateController
  @private
  @since 1.3.0
*/
export default function generateController(owner: Owner, controllerName: string) {
  generateControllerFactory(owner, controllerName);

  let fullName = `controller:${controllerName}`;
  let instance = owner.lookup(fullName);

  if (DEBUG) {
    if (get(instance, 'namespace.LOG_ACTIVE_GENERATION')) {
      info(`generated -> ${fullName}`, { fullName });
    }
  }

  return instance;
}

 factory = function(owner: Owner) {
   return owner.lookup(`component-manager:${stringOrFunction}`);
 };