DashApi.php

<?php
namespace App\Library\Api;

use App\Library\Contracts\AssetsApi;
use App\Library\Entity\Wallet;
use GuzzleHttp\Exception\ClientException;
use Illuminate\Foundation\Application;
use Illuminate\Support\Facades\Cache;

class DashApi implements AssetsApi
{
    /**
     * Api-ключ для cryptoID
     * зареган на имя [email protected]
     * TODO: заменить на ключ заказчика
     * @var string
     */
    private $apiKey = '2ff9ef437467';

    public function __construct(Application $app)
    {
        $this->client = $app->make('HttpClient');

    }

    public function getHost()
    {
        return 'http://chainz.cryptoid.info';
    }

    public function getAccount($hash)
    {
	    $wallet = new Wallet();
	    $wallet->name = $hash;
	    $wallet->currency = 'DASH';
	    $wallet->link = $this->getLink($hash);

        try {
            $balance = Cache::remember('DashAccount',60,$this->getAccountCacheCallback($hash),true);
	        $wallet->balance = $balance;
        }catch (\InvalidArgumentException $e){
	        $wallet->balance = 0;
        }

        return $wallet;
    }

    public function getAccountCacheCallback($hash){
        return function () use ($hash){
            $url = $this->getHost().'/dash/api.dws?a='.$hash.'&q=getbalance';
            try {
                $response = $this->client->get($url);
                $result = (string) $response->getBody();
            }catch (ClientException $e){
                throw new \RuntimeException('Dash Error');
            }


            return $result;
        };
    }

    public function getLink($hash)
    {
	    return 'https://explorer.dash.org/address/'.$hash;
    }

}