Cacher is the code snippet organizer for pro developers

<?php

namespace App\Http\Controllers\Auth;

use App\Http\Controllers\Controller;
//==========ここから追加==========
use App\User;
//==========ここまで追加==========
use App\Providers\RouteServiceProvider;
use Illuminate\Foundation\Auth\AuthenticatesUsers;
//==========ここから追加==========
use Illuminate\Http\Request;
//==========ここまで追加==========
use Laravel\Socialite\Facades\Socialite;

class LoginController extends Controller
{
    // 略
    public function redirectToProvider(string $provider)
    {
        return Socialite::driver($provider)->redirect();
    }

    //==========ここから追加==========
    public function handleProviderCallback(Request $request, string $provider)
    {
        $providerUser = Socialite::driver($provider)->stateless()->user();

        $user = User::where('email', $providerUser->getEmail())->first();

        if ($user) {
            $this->guard()->login($user, true);
            return $this->sendLoginResponse($request);
        }
        
        // $userがnullの場合の処理は次のパートでここに書く予定
    }
    //==========ここまで追加==========
}