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@khoinv
Last active November 30, 2018 03:27
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Laravel Api profiling with duplication queries information.
<?php
declare(strict_types=1);
namespace App\Http\Middleware;
use Closure;
use Illuminate\Http\JsonResponse;
/**
* Class ApiStaffMiddleware
*
* @package App\Http\Middleware
*/
class ApiProfilingMiddleware
{
/**
* Handle an incoming request.
*
* @param \Illuminate\Http\Request $request
* @param Closure $next
*
* @return mixed
*/
public function handle($request, Closure $next)
{
$response = $next($request);
return $this->decorateResponse($response);
}
/**
* @param $response
*
* @return mixed
*/
private function decorateResponse($response)
{
if (
$response instanceof JsonResponse &&
app()->bound('debugbar') &&
app('debugbar')->isEnabled() &&
is_object($response->getData())
) {
$debugData = app('debugbar')->getData();
// Adding duplicated queries information.
$statements = collect($debugData['queries']['statements']);
// use array_count_values may make it run faster.
$duplicated_queries = $statements->groupBy(function ($statement) {
$prepared_statement = preg_replace("/('.+')/", '?', $statement['sql'], 1);
return $prepared_statement;
})->map(function ($queries, $prepared_statement) {
return [
'sql' => $prepared_statement,
'count' => count($queries),
'details' => collect($queries)->map(function ($query) {
return $query['sql'];
}),
'hint' => '1. Stop re-run same queries condition(Cache it by using php variable).
2. Stop running queries in loop.
3. Use whereIn or Eager loading'
];
})->filter(function ($data) {
return $data['count'] > 1;
})->sortByDesc('count')->values();
$debugData['queries']['DUPLICATION'] = $duplicated_queries;
// Take it to the first of the array for easy view
// $debugData = ['QUERIES_DUPLICATION' => $duplicated_queries] + $debugData;
$response->setData($response->getData(true) + [
'_debugbar' => $debugData,
]);
}
return $response;
}
}
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