public function actionV2()
{
//fetch data from db
$recs = RandomAu::find()->limit(150)->asArray()->all();
$x_y = $this->_transRecs($recs, 'dau');
$y = $x_y['y'];
$opt = $this->_getOptLineFromData('dau', $x_y['x'], $y);
$total = 0;
foreach ($y as $k => $i) {
$s = array_sum($i);
$pie_sum[$k] = $s;
$total += $s;
}
if (isset($pie_sum)) {
foreach ($pie_sum as $k => $i) {
$pie_data[$k] = $i * 100 / $total;
}
}
$opt_pie = $this->_getOptPieFromData(isset($pie_data) ? $pie_data : []);
return $this->render('v2', ['opt_pie' => $opt_pie, 'opt_line' => $opt]);
}
