<?php namespace Coinbase\Wallet\Authentication; use Psr\Http\Message\RequestInterface; use Psr\Http\Message\ResponseInterface; interface Authentication { /** * Returns authentication headers for the given request. * * @param string $method The request method * @param string $path The request resource path * @param string $body The request body * * @return array A hash of request headers for authentication */ public function getRequestHeaders($method, $path, $body); /** @return RequestInterface|null */ public function createRefreshRequest($baseUrl); public function handleRefreshResponse(RequestInterface $request, ResponseInterface $response); /** @return RequestInterface|null */ public function createRevokeRequest($baseUrl); public function handleRevokeResponse(RequestInterface $request, ResponseInterface $response); }