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<?php
/**
* Created by PhpStorm.
* User: alessandrominoccheri
* Date: 05/09/18
* Time: 12:59
*/
namespace CurrencyConverter;
class Rates
{
private $apiCaller;
public function __construct(ApiCaller $apiCaller)
$this->apiCaller = $apiCaller;
}
public function getRates(string $fromCurrency, string $toCurrency)
$this->apiCaller->convert(
$fromCurrency,
$toCurrency
);
if ($this->apiCaller->isLastCallEmpty()) {
return 0;
$result = $this->apiCaller->getLastResponse();
$conversion = json_decode($result, true);
$key = $fromCurrency . '_' . $toCurrency;
if (!isset($conversion[$key])) {
return $conversion[$fromCurrency . '_' . $toCurrency];
AlessandroMinoccheri /
currency-converter
