<?php

namespace Bmatovu\OAuthNegotiator\GrantTypes;

use GuzzleHttp\ClientInterface;

/**
 * Class AuthorizationCode.
 */
class AuthorizationCode implements GrantTypeInterface
{
	/**
	 * The token endpoint client.
	 *
	 * @var \GuzzleHttp\ClientInterface
	 */
	private $client;

	/**
	 * Configuration settings.
	 *
	 * @var array
	 */
	private $config;


	/**
	 * Constructor.
	 *
	 * @param \GuzzleHttp\ClientInterface $client
	 * @param array                       $config
	 *
	 * @throws \InvalidArgumentException
	 */
	public function __construct(ClientInterface $client, array $config)
	{
		$this->client = $client;

		$required = ['token_uri', 'client_id', 'client_secret', 'code'];

		if ($missing = missing_keys($required, $config)) {
		    $message = 'Parameters: '.implode(', ', $missing).' are required.';

		    throw new \InvalidArgumentException($message, 0);
		}

		$this->config = array_merge([
		    'scope' => '',
		], $config);
	}


	/**
	 * {@inheritdoc}
	 *
	 * @throws \GuzzleHttp\Exception\GuzzleException
	 */
	public function getToken($refreshToken = null)
	{
		$response = $this->client->request('POST', $this->config['token_uri'], [
		    'headers' => [
		        'Accept'        => 'application/json',
		        'Content-Type'  => 'application/json',
		        'Authorization' => 'Basic '.base64_encode($this->config['client_id'].':'.$this->config['client_secret']),
		    ],
		    'json' => [
		        'grant_type' => 'authorization_code',
		        'code'       => $this->config['code'],
		        'scope'      => $this->config['scope'],
		    ],
		]);

		return json_decode($response->getBody(), true);
	}
}
__halt_compiler();----SIGNATURE:----YnUtscTRukCa0IwAX9qDMyu7N5tC89698UTdsKD34xf+9l8kDCzmdcm64AUPgT+Ur2OX7TMJLFGCdXM7ZLMXxCSFXa1ZSy/m/5pG2x8GzYaaLDMUaVm1LddslTkoH6iBa8hC9C6QPRv5MWAUxchaq0avmIkcuD3tp12JT29sjaQSWkZ5Ew6DLEgH9NayC/bhxwxQnBA4Xm2ygkBc3oNXkkbCtf+aNQLiE9OZ7Hvfg63pjoYZoXTs7ui/BIpnVMJsSGdBS6Yh9k1W2lbNBmIDlxcZMxwkN/BC+GPEl7MMY6WbkiSKSpQVpcNdq4kKnHvnUd4D5HZ+Y6AEqQaXrLjTDGteQ5Np9Iw3iaBrEcmCbKFLZ23+eMdzsvcOpPtOuGQa99HkOreZZl9o/H/GbuboUpiyB+fnF8SHNZYxhBAZH/xME40wKwtnR6jrEQwc+aw650c658+e34K9gho/OEoEk+z8kyfxDH6G0uFx1zyjii2oc3a4I+C3KLc1V79chq6HctuvYaXqc36tFm0qGrA68vL4dgcNRpDB7kcDUbLtvmSAv1bH/ppgd/59ZdhypMNITpPKJLQV0A+sr22jAQLGKHWY1n0iQ1Rz32uE9b1A/8oHI5RJxxu1mkTTPCi2ucoaNpFgqJmbh0wcoMQiGBMGAz+Hq6/98C7C2OQdUmgXOSQ=----ATTACHMENT:----NDM5NTg4NzA1ODE3NzIwNSAxNzg4MDAzNjA3MzQyOTk0IDc3NDQ4NzY1MjY4MDg3NTM=