PHP code example of nadi-pro / nadi-php

    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

    

nadi-pro / nadi-php example snippets

namespace App\Metric;

use Nadi\Support\Arr;
use Nadi\Metric\Base;
use Illuminate\Support\Str;

class Http extends Base
{
    public function metrics(): array
    {
        $startTime = defined('LARAVEL_START') ? LARAVEL_START : request()->server('REQUEST_TIME_FLOAT');

        return [
            'http.client.duration' => $startTime ? floor((microtime(true) - $startTime) * 1000) : null,
            'http.scheme' => request()->getScheme(),
            'http.route' => request()->getRequestUri(),
            'http.method' => request()->getMethod(),
            'http.status_code' => http_response_code(),
            'http.query' => request()->getQueryString(),
            'http.uri' => str_replace(request()->root(), '', request()->fullUrl()) ?: '/',
            'http.headers' => Arr::undot(collect(request()->headers->all())
                ->map(function ($header) {
                    return $header[0];
                })
                ->reject(function ($header, $key) {
                    return in_array($key, [
                        'authorization', config('nadi.header-key'), 'nadi-key',
                    ]);
                })
                ->toArray()),
        ];
    }
}

use App\Metrics\Http;
use Nadi\Metric\Metric;

$metric = new Metric();

$metric->add(new Http());

$metric->toArray();

'metrics' => [
    \App\Metrics\Http::class,
];

use Nadi\Sampling\Config;

$config = new Config(
    samplingRate: 0.1,
    baseRate: 0.05,
    loadFactor: 1.0,
    intervalSeconds: 60
);

use Nadi\Sampling\FixedRateSampling;

$samplingStrategy = new FixedRateSampling($config);

if($samplingStrategy->shouldSample()) {
    // do something
}

use Nadi\Sampling\SamplingManager;

$samplingManager = new SamplingManager($samplingStrategy);

if($samplingManager->shouldSample()) {
    // do something
}

namespace App\Sampling;

use Nadi\Sampling\Contract;
use Nadi\Sampling\Config;

class CustomSampling implements Contract
{
    public function __construct(protected Config $config) {}

    public function shouldSample(): bool
    {
        // do your logic hhere

        return true;
    }
}

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