<?php

namespace PrestaShop\Module\PsEventbus\Repository;

class StockRepository
{
    /**
     * @var \Db
     */
    private $db;
    /**
     * @var \Context
     */
    private $context;
    public function __construct(\Context $context)
    {
        $this->db = \Db::getInstance();
        $this->context = $context;
    }
    /**
     * @return \DbQuery
     */
    public function getBaseQuery()
    {
        if ($this->context->shop === null) {
            throw new \PrestaShopException('No shop context');
        }
        $shopId = (int) $this->context->shop->id;
        $query = new \DbQuery();
        $query->from('stock_available', 'sa')->where('sa.id_shop = ' . (int) $shopId);
        return $query;
    }
    /**
     * @param int $offset
     * @param int $limit
     *
     * @return array|bool|\mysqli_result|\PDOStatement|resource|null
     *
     * @throws \PrestaShopDatabaseException
     */
    public function getStocks($offset, $limit)
    {
        $query = $this->getBaseQuery();
        $this->addSelectParameters($query);
        $query->limit($limit, $offset);
        return $this->db->executeS($query);
    }
    /**
     * @param int $offset
     *
     * @return int
     */
    public function getRemainingStocksCount($offset)
    {
        $query = $this->getBaseQuery()->select('(COUNT(sa.id_stock_available) - ' . (int) $offset . ') as count');
        return (int) $this->db->getValue($query);
    }
    /**
     * @param int $limit
     * @param array $productIds
     *
     * @return array|bool|\mysqli_result|\PDOStatement|resource|null
     *
     * @throws \PrestaShopDatabaseException
     */
    public function getStocksIncremental($limit, $productIds)
    {
        $query = $this->getBaseQuery();
        $this->addSelectParameters($query);
        $query->where('sa.id_product IN(' . \implode(',', \array_map('intval', $productIds)) . ')')->limit($limit);
        return $this->db->executeS($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)
    {
        $query->select('sa.id_stock_available, sa.id_product, sa.id_product_attribute, sa.id_shop, sa.id_shop_group');
        $query->select('sa.quantity, sa.physical_quantity, sa.reserved_quantity, sa.depends_on_stock, sa.out_of_stock, sa.location');
    }
}