Response.php

<?php

namespace CrudSugar;

use GuzzleHttp\Psr7\Response as GuzzleResponse;
use Exception;

class Response
{
    private $guzzleResponse;

    private $original;

    private $content = null;

    private $exception;

    public function __construct(GuzzleResponse $guzzleResponse = null, Exception $exception = null)
    {
        $this->guzzleResponse = $guzzleResponse;
        $this->exception = $exception;

        if (!is_null($this->guzzleResponse)) {
            $this->original = $this->guzzleResponse->getBody()->getContents();
        }
    }

    public function isJson()
    {
        if (is_null($this->guzzleResponse)) {
            return false;
        }

        $contentTypes = $this->guzzleResponse->getHeader('content-type');
        foreach ($contentTypes as $contentType) {
            foreach (['/json', '+json'] as $jsonType) {
                if (stripos($contentType, $jsonType) !== false) {
                    return true;
                }
            }
        }

        return false;
    }

    public function getContent()
    {
        if (is_null($this->guzzleResponse) && !is_null($this->exception)) {
            return $this->exception->getMessage();
        }

        if (!is_null($this->content)) {
            return $this->content;
        }

        if ($this->isJson()) {
            $this->content = json_decode($this->original, true);
        } else {
            $this->content = $this->original;
        }

        return $this->content;
    }

    public function isSuccessful()
    {
        if (is_null($this->guzzleResponse) && !is_null($this->exception)) {
            return false;
        }

        return $this->getStatusCode() >= 200 && $this->getStatusCode() < 300;
    }

    public function hasException()
    {
      return $this->exception ? true : false;
    }

    public function getException()
    {
      return $this->exception;
    }

    public function __call($name, $arguments)
    {
        if (method_exists($this->guzzleResponse, $name)) {
            return call_user_func_array([$this->guzzleResponse, $name], $arguments);
        }

        throw new Exception('Could not find "'.$name.'" function.');
    }
}