/**
* Updates a topic.
*
* @param string $id
* @param string $title
* @param string $description
* @param int $average
* @param boolean $active
* @param int $order
*
* @throws NonExistentIdApiException
*/
public function update($id, $title, $description, $average, $active, $order)
{
$result = $this->connectToStorageInternalWorker->connect()->update(array('id' => $id), array('$set' => array('title' => $title, 'description' => $description, 'average' => $average, 'active' => $active, 'order' => (int) $order)));
if ($result['n'] == 0) {
throw new NonExistentIdApiException();
}
}
/**
* Picks the topic with given id.
*
* @param string $id
*
* @return array A topic as an array with the following keys:
* id, title, description and average.
*
* @throws NonExistentIdInternalException
*/
public function pick($id)
{
$topic = $this->connectToStorageInternalWorker->connect()->findOne(['id' => $id]);
if (!$topic) {
throw new NonExistentIdInternalException($id);
}
return $topic;
}
/**
* Deletes the topic with given id.
*
* @param string $id
*
* @throws NonExistentIdApiException
*/
public function delete($id)
{
$result = $this->connectToStorageInternalWorker->connect()->remove(['id' => $id]);
if ($result['n'] == 0) {
throw new NonExistentIdApiException();
}
$this->connectToInfoStorageInternalWorker->connect()->remove(['topics' => $id]);
}
/**
* Collects topics.
*
* @return \Iterator
*/
public function collect()
{
return $this->connectToStorageInternalWorker->connect()->find()->fields(['_id' => 0]);
}
/**
* Creates a topic.
*
* @param string $id
* @param string $title
* @param string $description
* @param int $average
* @param int $order
*/
public function create($id, $title, $description, $average, $order)
{
$this->connectToStorageInternalWorker->connect()->insert(array('id' => $id, 'title' => $title, 'description' => $description, 'average' => $average, 'active' => true, 'order' => (int) $order));
}
/**
* Collects topics.
*
* @return \Iterator An array of topics with the following keys:
* id, title, description, average, active and order.
*/
public function collect()
{
return $this->connectToStorageInternalWorker->connect()->find()->fields(['_id' => 0])->sort(['active' => -1, 'order' => 1]);
}
