<?php
/**
 * NOTICE OF LICENSE
 *
 * This file is licenced under the Software License Agreement.
 * With the purchase or the installation of the software in your application
 * you accept the licence agreement.
 *
 * You must not modify, adapt or create derivative works of this source code
 *
 * @author    Musaffar Patel
 * @copyright 2016-2020 Musaffar Patel
 * @license   LICENSE.txt
 */

class DDWOrderHelper
{
    /**
     * Get the number of orders within a day / time frame
     * @param $ddw_order_date
     * @param $ddw_order_time
     * @param $id_shop
     * @param $id_carrier
     * @return integer
     */
    public static function getOrderCountInTimeWindow($ddw_order_date, $ddw_order_time, $id_shop, $id_carrier = 0)
    {
        $sql = new DbQuery();
        $sql->select('COUNT(id_order) AS total_count');
        $sql->from('orders');
        $sql->where('ddw_order_date = "' . pSQL($ddw_order_date).'"');
        if ($ddw_order_time != '') {
            $sql->where('ddw_order_time = "' . pSQL($ddw_order_time) . '"');
        }

        if ($id_carrier > 0) {
            $sql->where('id_carrier = ' . (int)$id_carrier);
        }

        $sql->where('id_shop = ' . (int)$id_shop);
        $sql->where('current_state <> ' . Configuration::get('PS_OS_CANCELED'));
        $row = DB::getInstance()->getRow($sql);
        return $row['total_count'];
    }

    /**
     * Get all orders in a time window
     * @param $ddw_order_date
     * @param $ddw_order_time
     * @param $id_shop
     * @param int $id_carrier
     * @return array|bool|mysqli_result|PDOStatement|resource|null
     * @throws PrestaShopDatabaseException
     */
    public static function getOrdersInTimeWindow($ddw_order_date, $ddw_order_time, $id_shop, $id_carrier = 0)
    {
        $sql = new DbQuery();
        $sql->select('*');
        $sql->from('orders');
        $sql->where('ddw_order_date = "' . pSQL($ddw_order_date) . '"');
        if ($ddw_order_time != '') {
            $sql->where('ddw_order_time = "' . pSQL($ddw_order_time) . '"');
        }

        if ($id_carrier > 0) {
            $sql->where('id_carrier = ' . (int)$id_carrier);
        }

        $sql->where('id_shop = ' . (int)$id_shop);
        $sql->where('current_state <> ' . Configuration::get('PS_OS_CANCELED'));
        $result = DB::getInstance()->executeS($sql);
        return $result;
    }


    /**
     * Get order limit for a date
     * @param $date
     * @param $id_carrier
     * @param $id_shop
     * @return int
     * @throws PrestaShopDatabaseException
     * @throws PrestaShopException
     */
    public static function getOrderLimit($date, $id_carrier, $id_shop)
    {
        $current_week_day = date('w', $date);
        $ddw_weekday = new DDWWeekdayModel();
        $ddw_weekday->loadWeekday($id_carrier, $current_week_day, $id_shop);
        return $ddw_weekday->order_limit;
    }

    /**
     * Determine if an order limit has been exceeded based on the date
     * @param $date
     * @param $id_carrier
     * @param $id_shop
     * @return bool
     */
    public static function orderLimitExceeded($date, $id_carrier, $id_shop)
    {
        $ddw_override_helper = new DDWOverrideHelper($date, $id_carrier, $id_shop);
        if ($ddw_override_helper->order_limit > 0) {
            $count = DDWOrderHelper::getOrderCountInTimeWindow($date, '', $id_shop, $id_carrier);
            if ($count >= $ddw_override_helper->order_limit) {
                return true;
            }
        }
        return false;
    }

    /**
     * get all orders due for delivery on specified date
     * @param $date
     * @param $id_shop
     * @return mixed
     */
    public static function getOrdersByDeliveryDate($date, $id_shop)
    {
        $sql = new DbQuery();
        $sql->select('*');
        $sql->from('orders');
        $sql->where('ddw_order_date = "' . pSQL($date) . '"');
        if ((int)$id_shop > 0) {
            $sql->where('id_shop = ' . (int)$id_shop);
        }
        $exclude_order_states = array(
            Configuration::get('PS_OS_CANCELED'),
            Configuration::get('PS_OS_REFUND'),
            Configuration::get('PS_OS_ERROR'),
        );

        foreach ($exclude_order_states as $exclude_order_state) {
            $sql->where('current_state <> ' . $exclude_order_state);
        }
        $sql->where('current_state <> ' . Configuration::get('PS_OS_CANCELED'));
        $result = DB::getInstance()->executeS($sql);
        return $result;
    }

    /**
     * ger all orders by delivery date in given date range
     * @param $date_start
     * @param $date_end
     * @param $delivered
     * @param $id_shop
     * @return array|bool|mysqli_result|PDOStatement|resource|null
     * @throws PrestaShopDatabaseException
     */
    public static function getOrdersInDateRange($date_start, $date_end, $delivered, $id_shop)
    {
        $sql = new DbQuery();
        $sql->select('*');
        $sql->from('orders', 'o');
        $sql->where('ddw_order_date >= "' . pSQL($date_start) . '"');
        $sql->where('ddw_order_date <= "' . pSQL($date_end) . '"');
        $sql->innerJoin('order_state', 'os', 'o.current_state = os.id_order_state AND os.paid = 1');

        if ((int)$id_shop > 0) {
            $sql->where('id_shop = ' . (int)$id_shop);
        }

        $exclude_order_states = array(
            Configuration::get('PS_OS_CANCELED'),
            Configuration::get('PS_OS_REFUND'),
            Configuration::get('PS_OS_ERROR'),
        );

        if (!$delivered) {
            $exclude_order_states[] = Configuration::get('PS_OS_DELIVERED');
        }

        foreach ($exclude_order_states as $exclude_order_state) {
            $sql->where('current_state <> ' . $exclude_order_state);
        }

        $result = DB::getInstance()->executeS($sql);
        return $result;
    }
}