/**
* upload all data to recommeder
*
*/
public function upload(DataApi\Client $client)
{
if (!is_null($this->filePath)) {
$batchSize = 25000;
$csvFile = new CsvFile($this->filePath);
$csvFile->rewind();
if (!$csvFile->valid()) {
break;
}
$header = $csvFile->current();
$csvFile->next();
$interactionsBatch = new DataApi\Batch\InteractionsBatch();
$batchRowsCount = 0;
while ($csvFile->valid()) {
$attributes = array_combine($header, $csvFile->current());
$csvFile->next();
// process row
try {
if (is_numeric($attributes['timestamp'])) {
$date = new DateTime('@' . $attributes['timestamp']);
} else {
$date = new DateTime($attributes['timestamp']);
}
} catch (Exception $e) {
throw new Exception('Invalid date format in "' . $this->getName() . '" table');
}
$interactionsBatch->addInteraction($attributes['user_id'], $attributes['item_id'], $attributes['interaction_id'], $date);
$batchRowsCount += 1;
if ($batchRowsCount == $batchSize || !$csvFile->valid()) {
$client->insertInteractions($interactionsBatch);
$interactionsBatch = new DataApi\Batch\InteractionsBatch();
$batchRowsCount = 0;
}
}
}
return $this;
}
/**
* @return void
*/
private function seedInteractions()
{
$interactionTime = new DateTime();
$this->client->insertInteractions((new InteractionsBatch())->addInteraction(self::USER_JOHN, self::ITEM_FOO, self::INTERACTION_LIKE, $interactionTime)->addInteraction(self::USER_JOHN, self::ITEM_BAR, self::INTERACTION_DISLIKE, $interactionTime)->addInteraction(self::USER_PAUL, self::ITEM_FOO, self::INTERACTION_LIKE, $interactionTime)->addInteraction(self::USER_PAUL, self::ITEM_FOO, self::INTERACTION_PURCHASE, $interactionTime)->addInteraction(self::USER_SUZIE, self::ITEM_BAZ, self::INTERACTION_DISLIKE, $interactionTime));
}
