VojtaSvoboda\CnbRates\Services\ExchangeRateService

Complexity

Total Complexity

5

Size/Duplication

Total Lines	56
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	1

Test Coverage

Coverage

100%

Importance

Changes

0

2 Methods

Rating	Name	Duplication	Size	Complexity
A	getExchangeRates()	0	23	3
A	getExchangeRate()	0	10	2

<?php

namespace VojtaSvoboda\CnbRates\Services;

class ExchangeRateService extends BaseService
{
    protected $baseUrl = 'https://www.cnb.cz/cs/financni_trhy/devizovy_trh/kurzy_devizoveho_trhu/denni_kurz.txt';

    protected $ident = 'exchange';

    /**
     * Get all exchange rates
     *
     * @param null $date Returns today rates by default
     *
     * @return array
     */
    public function getExchangeRates($date = null)
    {
        $keyIndex = 3;
        $rates = $this->getData($date, $keyIndex);
        $returnRates = [];
        $rounding = 3;

        foreach ($rates as $key => $rate)
        {
            if (sizeof($rate) >= 4)
            {
                $returnRates[$key] = [
                    'country' => $rate[0],
                    'currency' => $rate[1],
                    'base' => intval($rate[2]),
                    'symbol' => $rate[3],
                    'rate' => $this->priceStringToFloat($rate[4], $rounding),
                ];
            }
        }

        return $returnRates;
    }

    /**
     * Return exchange rate for specific currency and date
     *
     * @param string $currency
     * @param null $date Returns today rates by default
     *
     * @return float
     */
    public function getExchangeRate($currency = 'EUR', $date = null)
    {
        $data = $this->getExchangeRates($date);

        if (isset($data[$currency]['rate'])) {
            return $data[$currency]['rate'];
        }

        return null;
    }
}