ldc-web/app/Http/Controllers/OTPController.php

<?php

namespace App\Http\Controllers;

use App\Http\Requests\ValidateOtpRequest;
use App\Providers\RouteServiceProvider;
use GuzzleHttp\Exception\RequestException;
use lfkeitel\phptotp\Base32;
use lfkeitel\phptotp\Totp;
use Illuminate\Support\Facades\Auth;

class OTPController extends Controller
{
    /**
     * Show verifiy otp page
     *
     * @return \Illuminate\Contracts\View\View|\Illuminate\Contracts\View\Factory
     */
    public function verify()
    {
        $user = session()->get('tmpUserOTP');
        if (!$user) {
            return redirect(RouteServiceProvider::HOME);
        }
        return view('auth.verify');
    }

    /**
     * Check OPT request
     *
     * @param ValidateOtpRequest $request
     * @return \Illuminate\Http\RedirectResponse
     * @phpcs:disable Generic.CodeAnalysis.UnusedFunctionParameter.FoundInExtendedClass
     */
    public function check(ValidateOtpRequest $request)
    {
        //phpcs:enable
        Auth::login(session()->get('tmpUserOTP'));
        return \response()->redirectTo(RouteServiceProvider::HOME);
    }

    /**
     * Send OPT by SMS
     *
     * @return \Illuminate\Http\RedirectResponse
     */
    public function sendOtpBySms()
    {
        $user = session()->get('tmpUserOTP');
        if (!$user) {
            return back()->withErrors('User not found.');
        }

        if (is_null($user->phone)) {
            return back()->withErrors('Phone number missing.');
        }

        $otp = (new Totp())->GenerateToken(Base32::decode($user->totp_secret));

        if (!$otp) {
            return back()->withErrors('Erreur lors de la génération du code OTP');
        }

        /** @var \App\Lib\LDC\MailjetSms */
        $mj = app('MailjetSms');

        try {
            $mjResponse = $mj->send("OTP : " . implode(' ', str_split($otp)), $user->phone);
            /** @var \GuzzleHttp\Psr7\Response $mjResponse */
            $responseStatus = $mjResponse->getStatusCode();
            if ($responseStatus == 200) {
                return back()->with('success', 'SMS envoyé.');
            }
            return back()->withErrors('SMS not sent.');
        } catch (RequestException $e) {
            report($e);
            return back()->withErrors('Erreur lors de l\'envoi du SMS');
        }
    }
}