public function actionDisplayCouponByCategory()
{
$category = $_GET['cat'];
$couponDetail = new Coupon();
$resultcategory = $couponDetail->couponDetailByCategory($category);
if (count($resultcategory) == 0) {
echo '<strong>oops!!</strong><br>Looks like there\'s no offer for you...:(<br>';
} else {
return $this->renderPartial('displaycouponbycategory', ['cat' => $category, 'resultCategory' => $resultcategory]);
}
}
