Part-DB.Part-DB-server/src/Command/UpdateExchangeRatesCommand.php

102 lines
3.5 KiB
PHP

<?php
namespace App\Command;
use App\Entity\PriceInformations\Currency;
use App\Form\AdminPages\CurrencyAdminForm;
use Doctrine\ORM\EntityManagerInterface;
use PHPUnit\Runner\Exception;
use Swap\Builder;
use Swap\Swap;
use Symfony\Component\Console\Command\Command;
use Symfony\Component\Console\Input\InputArgument;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Input\InputOption;
use Symfony\Component\Console\Output\OutputInterface;
use Symfony\Component\Console\Style\SymfonyStyle;
class UpdateExchangeRatesCommand extends Command
{
protected static $defaultName = 'app:update-exchange-rates';
protected $base_current;
protected $em;
public function __construct(string $base_current, EntityManagerInterface $entityManager)
{
//$this->swap = $swap;
$this->base_current = $base_current;
$this->em = $entityManager;
parent::__construct();
}
protected function configure()
{
$this
->setDescription('Updates the currency exchange rates.')
->addArgument('iso_code', InputArgument::OPTIONAL | InputArgument::IS_ARRAY, 'The ISO Codes of the currencies that should be updated.')
->addOption('service', null, InputOption::VALUE_REQUIRED,
'Which service should be used for requesting the exchange rates (e.g. fixer). See florianv/swap for full list.',
'exchange_rates_api')
->addOption('api_key', null, InputOption::VALUE_REQUIRED,
'The API key to use for the service.',
null);
}
protected function execute(InputInterface $input, OutputInterface $output)
{
$io = new SymfonyStyle($input, $output);
//Check for valid base current
if (strlen($this->base_current) !== 3) {
$io->error("Choosen Base current is not valid. Check your settings!");
return;
}
$io->note('Update currency exchange rates with base currency: ' . $this->base_current);
$service = $input->getOption('service');
$api_key = $input->getOption('api_key');
//Construct Swap with the given options
$swap = (new Builder())
->add($service, ['access_key' => $api_key])
->build();
//Check what currencies we need to update:
$iso_code = $input->getArgument('iso_code');
$repo = $this->em->getRepository(Currency::class);
$candidates = array();
if (!empty($iso_code)) {
$candidates = $repo->findBy(['iso_code' => $iso_code]);
} else {
$candidates = $repo->findAll();
}
$success_counter = 0;
//Iterate over each candidate and update exchange rate
foreach ($candidates as $currency) {
try {
$rate = $swap->latest($currency->getIsoCode() . '/' . $this->base_current);
$currency->setExchangeRate($rate->getValue());
$io->note(sprintf('Set exchange rate of %s to %f', $currency->getIsoCode(), $currency->getExchangeRate()));
$this->em->persist($currency);
$success_counter++;
} catch (\Exchanger\Exception\Exception $ex) {
$io->warning(sprintf('Error updating %s:', $currency->getIsoCode()));
$io->warning($ex->getMessage());
}
}
//Save to database
$this->em->flush();
$io->success(sprintf('%d (of %d) currency exchange rates were updated.', $success_counter, count($candidates)));
}
}