kknongchang_2506/app/Module/OAuth/Repositories/ClientRepository.php

<?php

namespace App\Module\OAuth\Repositories;

use App\Module\OAuth\Models\OAuthClient;
use League\OAuth2\Server\Repositories\ClientRepositoryInterface;
use League\OAuth2\Server\Entities\ClientEntityInterface;
use League\OAuth2\Server\Entities\Traits\ClientTrait;
use League\OAuth2\Server\Entities\Traits\EntityTrait;

class ClientRepository implements ClientRepositoryInterface
{
    public function getClientEntity($clientIdentifier)
    {
        $client = OAuthClient::where('client_id', $clientIdentifier)->first();

        if (!$client) {
            return null;
        }

        return new class($client) implements ClientEntityInterface {
            use EntityTrait, ClientTrait;

            private $client;

            public function __construct($client)
            {
                $this->client = $client;
                $this->setIdentifier($client->client_id);
                $this->name = $client->name;
                $this->redirectUri = $client->redirect_uri;
            }

            public function isConfidential()
            {
                return true;
            }
        };
    }

    public function validateClient($clientIdentifier, $clientSecret, $grantType)
    {
        $client = OAuthClient::where('client_id', $clientIdentifier)
            ->where('client_secret', $clientSecret)
            ->first();

        if (!$client) {
            return false;
        }

        return in_array($grantType, $client->grant_types);
    }
}