public function actionDataSetVA($id, $side)
{
$data = $this->queryDataVA($id, $side);
$output = array();
foreach ($data as $row) {
$key = strtotime($row['event_date']) * 1000;
if ($currentBest = $this->isVAinArray($key, $output)) {
if ($row['value'] < $currentBest) {
$output[$currentBest] = array($key, (double) $row['value']);
}
} else {
$output[] = array($key, (double) $row['value']);
}
}
echo json_encode($output);
}