PHP code example of pavlepredic / currency-converter

1. Go to this page and download the library: Download pavlepredic/currency-converter library. Choose the download type require.

2. Extract the ZIP file and open the index.php.

3. Add this code to the index.php. 
    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

pavlepredic / currency-converter example snippets



namespace AppBundle\Repository;

use AppBundle\Entity\ExchangeRate;
use Doctrine\ORM\EntityRepository;
use PavlePredic\CurrencyConverter\Entity\ExchangeRateInterface;
use PavlePredic\CurrencyConverter\Repository\ExchangeRateRepositoryInterface;

class ExchangeRateRepository extends EntityRepository implements ExchangeRateRepositoryInterface
{
    /**
     * @param string $sourceCurrency
     * @param array $destinationCurrencies
     * @return ExchangeRateInterface[]
     */
    public function findAllBySourceCurrencyAndDestinationCurrencies($sourceCurrency, array $destinationCurrencies)
    {
        return $this->findBy([
            'sourceCurrency' => $sourceCurrency,
            'destinationCurrency' => $destinationCurrencies,
        ]);
    }

    /**
     * @param string $sourceCurrency
     * @param string $destinationCurrency
     * @return ExchangeRateInterface
     */
    public function findOneBySourceCurrencyAndDestinationCurrency($sourceCurrency, $destinationCurrency)
    {
        return $this->findOneBy([
            'sourceCurrency' => $sourceCurrency,
            'destinationCurrency' => $destinationCurrency,
        ]);
    }

    /**
     * @param string $sourceCurrency
     * @param string $destinationCurrency
     * @param float $rate
     * @return ExchangeRateInterface
     */
    public function update($sourceCurrency, $destinationCurrency, $rate)
    {
        $exchangeRate = $this->findOneBySourceCurrencyAndDestinationCurrency($sourceCurrency, $destinationCurrency);
        if (!$exchangeRate) {
            $exchangeRate = ExchangeRate::create($sourceCurrency, $destinationCurrency, $rate);
            $this->getEntityManager()->persist($exchangeRate);
        }

        $exchangeRate->setRate($rate);

        return $exchangeRate;
    }

}