$res_arr = $results['hits']['hits'];
$brands_arr = [];
foreach ($res_arr as $item) {
$brands_arr[] = $item['_source']['brnd'];
}
$brands_arr = array_count_values($brands_arr);
arsort($brands_arr);
return $brands_arr;
}
public static function getAllRanges($results)
{
$res_arr = $results['hits']['hits'];
$range = [0, 0, 0];
//range[0] contains no. of products between 0-10000 & same for range[1] & range[2]
foreach ($res_arr as $item) {
if (intval($item['_source']['price']) <= 10000) {
$range[0] += 1;
} else {
if (intval($item['_source']['price']) <= 20000) {
$range[1] += 1;
} else {
$range[2] += 1;
}
}
}
return $range;
}
}
$esObject = new ElasticSearch($index, $type, $size);
$results = $esObject->Query('', 0);
print_r($results['aggregations']['price_ranges']['buckets']);
}
if (isset($_POST['range'])) {
$range = $_POST['range'];
$arr = explode('-', $_POST['range']);
$lower_bound = $arr[0];
$upper_bound = $arr[1];
if ($lower_bound == 20000) {
$upper_bound += 100000;
}
$range_array = ["range" => ["least_price" => ["lte" => $upper_bound, "gt" => $lower_bound]]];
$filter[] = $range_array;
}
if (empty($filter)) {
$filter = 0;
}
}
if (isset($_POST['brand'])) {
$brandFields = $_POST['brand'];
}
if (isset($_POST['range'])) {
$arr = explode('-', $_POST['range']);
$rangeField = $arr[0];
}
$from = $cur_page * 10;
$results = $esObject->Query($query, $filter, $from);
$total = $results['hits']['total'];
if ($total == 0) {
header("Location: pagenotfound.html");
}
$allBrands = ElasticSearch::getAllBrands($results);
$range_to_filter = ElasticSearch::getAllRanges($results);
