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<?php
namespace Comprobo\Verify\Auth;

use Comprobo\Verify\Exceptions;
use Comprobo\Verify\Factory;

/**
 * Server integration for the Authentication microservice
 */
class Server
{
    /**
     * @var Factory
     */
    private $factory;

    /**
     * @var array
     */
    private $config;

    public function __construct(Factory $factory)
    {
        $this->factory = $factory;
        $this->config  = $factory->getConfig();
    }

    /**
     * Calls out to the authentication service using the dedicated
     * integration authorisation route.
     *
     * @param  string $key     your integration key
     * @param  string $secret  your integration secret
     * @return  array $body    the validated response body
     * @throws Exceptions\Auth if your credentials are incorrect or the service returns a malformed response
     */
    public function authenticate($key, $secret)
    {
        $params = [
            'key'    => $key,
            'secret' => $secret
        ];

        $request  = $this->factory->getRequest();
        $response = $request->post($this->config['urls']['auth'], ['json' => $params]);
        $body     = json_decode((string) $response->getBody(), true);


        return $body;
    }
}