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public function abc() { 
  $this->newAppController(foreign\engine::class)->something();
}

public function abc() { 
  $result = $this
    ->main(foreign\engine::class)
    ->first()
    ->sendResponse()
    ->validateCsrf()
    ->validateRights()
    ->getResult($params, [])
  ;
}

public function abc() { 
  $result = $this
    ->main(foreign\engine::class)
    ->collectAll()
    ->sendResponse()
    ->validateCsrf()
    ->validateRights()
    ->getResult($params, [])
  ;
}

public function abc() { 
  $result = $this
    ->makeHookable(foreign\engine::class)
    ->something()
  ;
}