1: <?php
2:
3: declare(strict_types=1);
4:
5: /**
6: * This file is part of the Nexus MCP SDK package.
7: *
8: * (c) 2026 John Paul E. Balandan, CPA <paulbalandan@gmail.com>
9: *
10: * For the full copyright and license information, please view
11: * the LICENSE file that was distributed with this source code.
12: */
13:
14: namespace Nexus\Mcp\Client\Auth;
15:
16: use Amp\Cancellation;
17:
18: /**
19: * Strategy for obtaining an access token once discovery has run.
20: */
21: interface GrantStrategyInterface
22: {
23: /**
24: * Obtains a fresh access token for the resource the context describes.
25: */
26: public function grant(GrantContext $context, Cancellation $cancellation): AccessToken;
27:
28: /**
29: * Whether an expired token that carries no refresh token is renewed by running the grant again.
30: */
31: public function renewsByFreshGrant(): bool;
32: }
33: