<?php

namespace PrestaShop\Module\PsEventbus\Repository;

class CurrencyRepository
{
    /**
     * @var \Db
     */
    private $db;
    public function __construct()
    {
        $this->db = \Db::getInstance();
    }
    /**
     * @return mixed
     */
    private function isLangAvailable()
    {
        return \Tools::version_compare(_PS_VERSION_, '1.7.6', '>=');
    }
    /**
     * @return array
     */
    public function getCurrenciesIsoCodes()
    {
        $currencies = \Currency::getCurrencies();
        return \array_map(function ($currency) {
            return $currency['iso_code'];
        }, $currencies);
    }
    /**
     * @return string
     */
    public function getDefaultCurrencyIsoCode()
    {
        $currency = \Currency::getDefaultCurrency();
        return $currency instanceof \Currency ? $currency->iso_code : '';
    }
    /**
     * @param int $offset
     * @param int $limit
     *
     * @return array|bool|\mysqli_result|\PDOStatement|resource|null
     *
     * @throws \PrestaShopDatabaseException
     */
    public function getCurrencies($offset, $limit)
    {
        $query = $this->getBaseQuery();
        $this->addSelectParameters($query);
        $query->limit($limit, $offset);
        return $this->db->executeS($query);
    }
    /**
     * @param int $offset
     *
     * @return int
     */
    public function getRemainingCurrenciesCount($offset)
    {
        $query = $this->getBaseQuery()->select('(COUNT(c.id_currency) - ' . (int) $offset . ') as count');
        return (int) $this->db->getValue($query);
    }
    /**
     * @param int $limit
     * @param array $currencyIds
     *
     * @return array|bool|\mysqli_result|\PDOStatement|resource|null
     *
     * @throws \PrestaShopDatabaseException
     */
    public function getCurrenciesIncremental($limit, $currencyIds)
    {
        $query = $this->getBaseQuery();
        $this->addSelectParameters($query);
        $query->where('c.id_currency IN(' . \implode(',', \array_map('intval', $currencyIds)) . ')')->limit($limit);
        return $this->db->executeS($query);
    }
    /**
     * @return \DbQuery
     */
    public function getBaseQuery()
    {
        $query = new \DbQuery();
        $query->from('currency', 'c');
        if ($this->isLangAvailable()) {
            $query->innerJoin('currency_lang', 'cl', 'cl.id_currency = c.id_currency');
        }
        return $query;
    }
    /**
     * @param int $offset
     * @param int $limit
     *
     * @return array
     *
     * @throws \PrestaShopDatabaseException
     */
    public function getQueryForDebug($offset, $limit)
    {
        $query = $this->getBaseQuery();
        $this->addSelectParameters($query);
        $query->limit($limit, $offset);
        $queryStringified = \preg_replace('/\\s+/', ' ', $query->build());
        return \array_merge((array) $query, ['queryStringified' => $queryStringified]);
    }
    /**
     * @param \DbQuery $query
     *
     * @return void
     */
    private function addSelectParameters(\DbQuery $query)
    {
        if ($this->isLangAvailable()) {
            $query->select('c.id_currency, cl.name, c.iso_code, c.conversion_rate, c.deleted, c.active');
        } else {
            $query->select('c.id_currency, \'\' as name, c.iso_code, c.conversion_rate, c.deleted, c.active');
        }
        if (\version_compare(_PS_VERSION_, '1.7', '>=')) {
            $query->select('c.precision');
        }
    }
}