.php

<?php


class CaptchService {

    private $client;
    
    private $logger;

    public function __construct(\GuzzleHttp\Client $client,\Log $logger)
    {
        $this->client = $client;
        $this->logger = $logger;
    }

    public function isValidCaptcha($captcha) {

        $captchaResult = $this->client->request('POST', 'https://www.recaptcha.net/recaptcha/api/siteverify', [
            'form_params' => [
                'secret' => env('GOOGLE_RECAPTCHA_SECRET_KEY'),
                'response' => $captcha,
                // 'remoteip' => ''
            ]
        ]);

        if (!$captchaResult->getStatusCode() == 200) {
            return false;
        }

        $data = json_decode($captchaResult->getBody());
        if (!$data->success || !$data->action == 'login' || $data->score <= 0.6) {
            if (isset($data->score)) {
                $this->logger::info($data->score);
            }
            return false;
        }
        
        $this->logger::info($data->score);

        return true;
    }


}

//calling code
if (env('GOOGLE_RECAPTCHA_SECRET_KEY')) {

    $captcha = $request->get('grecaptcha');
    if (!$this->captchService->isValidCaptcha($captcha)) {
        return Redirect::back()
            ->with(['message' => trans("Controllers.incorrect_captcha"), 'failed' => true])
            ->withInput();
    }

}