<?php
/**
* Quantity Discount Pro
*
* NOTICE OF LICENSE
*
* This product is licensed for one customer to use on one installation (test stores and multishop included).
* Site developer has the right to modify this module to suit their needs, but can not redistribute the module in
* whole or in part. Any other use of this module constitues a violation of the user agreement.
*
* DISCLAIMER
*
* NO WARRANTIES OF DATA SAFETY OR MODULE SECURITY
* ARE EXPRESSED OR IMPLIED. USE THIS MODULE IN ACCORDANCE
* WITH YOUR MERCHANT AGREEMENT, KNOWING THAT VIOLATIONS OF
* PCI COMPLIANCY OR A DATA BREACH CAN COST THOUSANDS OF DOLLARS
* IN FINES AND DAMAGE A STORES REPUTATION. USE AT YOUR OWN RISK.
*
*  @author    idnovate.com <info@idnovate.com>
*  @copyright 2019 idnovate.com
*  @license   See above
*/

class CartRule extends CartRuleCore
{
    public static function autoRemoveFromCart(Context $context = null)
    {
        if (Module::isEnabled('quantitydiscountpro')) {
            include_once(_PS_MODULE_DIR_.'quantitydiscountpro/quantitydiscountpro.php');
            $quantityDiscount = new QuantityDiscountRule();
            $quantityDiscount->createAndRemoveRules(null, $context);
        }

        parent::autoRemoveFromCart($context);
    }

    public static function autoAddToCart(Context $context = null)
    {
        parent::autoAddToCart($context);

        if (Module::isEnabled('quantitydiscountpro')) {
            include_once(_PS_MODULE_DIR_.'quantitydiscountpro/quantitydiscountpro.php');
            $quantityDiscount = new QuantityDiscountRule();
            $quantityDiscount->createAndRemoveRules(null, $context);
        }
    }

    public function update($null_values = false)
    {
        $r = parent::update($null_values);

        if (Module::isEnabled('quantitydiscountpro')) {
            include_once(_PS_MODULE_DIR_.'quantitydiscountpro/quantitydiscountpro.php');
            if ((bool)Configuration::get('PS_CART_RULE_FEATURE_ACTIVE') != (bool)QuantityDiscountRule::isCurrentlyUsed(null, true)
                || (bool)QuantityDiscountRule::isCurrentlyUsed(null, true)) {
                Configuration::updateGlobalValue('PS_CART_RULE_FEATURE_ACTIVE', true);
            }
        }

        return $r;
    }

    public function delete()
    {
        $r = parent::delete();

        if (Module::isEnabled('quantitydiscountpro')) {
            include_once(_PS_MODULE_DIR_.'quantitydiscountpro/quantitydiscountpro.php');
            if ((bool)Configuration::get('PS_CART_RULE_FEATURE_ACTIVE') != (bool)QuantityDiscountRule::isCurrentlyUsed(null, true)
                || (bool)QuantityDiscountRule::isCurrentlyUsed(null, true)) {
                Configuration::updateGlobalValue('PS_CART_RULE_FEATURE_ACTIVE', true);
            }
        }

        return $r;
    }

    public static function getCustomerCartRules(
        $id_lang,
        $id_customer,
        $active = false,
        $includeGeneric = true,
        $inStock = false,
        Cart $cart = null,
        $free_shipping_only = false,
        $highlight_only = false
    ) {
        $result = parent::getCustomerCartRules($id_lang, $id_customer, $active, $includeGeneric, $inStock, $cart, $free_shipping_only, $highlight_only);

        if (!Module::isEnabled('quantitydiscountpro') || !$highlight_only) {
            return $result;
        }

        include_once(_PS_MODULE_DIR_.'quantitydiscountpro/quantitydiscountpro.php');
        $quantityDiscountRule = new QuantityDiscountRule();
        $quantityDiscountProRules = $quantityDiscountRule->getHighlightedQuantityDiscountRules();

        foreach ($quantityDiscountProRules as &$quantityDiscountProRule) {
            if ($id = $quantityDiscountRule->getIdCartFruleFromIdQuantityDiscountRuleFromThisCart($quantityDiscountProRule['id_quantity_discount_rule'], $cart->id)) {
                $quantityDiscountProRule['id_cart_rule'] = $id;
            } else {
                $quantityDiscountProRule['id_cart_rule'] = PHP_INT_MAX;
            }
            unset($quantityDiscountProRule);
        }

        return array_merge($result, $quantityDiscountProRules);
    }

    public static function getCustomerHighlightedDiscounts(
        $languageId,
        $customerId,
        Cart $cart
    ) {
        return static::getCustomerCartRules(
            $languageId,
            $customerId,
            $active = true,
            $includeGeneric = true,
            $inStock = true,
            $cart,
            $freeShippingOnly = false,
            $highlightOnly = true
        );
    }

    protected function getCartRuleCombinations($offset = null, $limit = null, $search = '')
    {
        if (!Module::isEnabled('quantitydiscountpro')) {
            return parent::getCartRuleCombinations($offset, $limit, $search);
        }

        $array = array();
        if ($offset !== null && $limit !== null) {
            $sql_limit = ' LIMIT ' . (int) $offset . ', ' . (int) ($limit + 1);
        } else {
            $sql_limit = '';
        }

        $array['selected'] = Db::getInstance()->executeS('
        SELECT cr.*, crl.*, 1 as selected
        FROM ' . _DB_PREFIX_ . 'cart_rule cr
        LEFT JOIN ' . _DB_PREFIX_ . 'cart_rule_lang crl ON (cr.id_cart_rule = crl.id_cart_rule AND crl.id_lang = ' . (int) Context::getContext()->language->id . ')
        WHERE cr.id_cart_rule != ' . (int) $this->id . ($search ? ' AND crl.name LIKE "%' . pSQL($search) . '%"' : '') . '
        AND (
            cr.cart_rule_restriction = 0
            OR EXISTS (
                SELECT 1
                FROM ' . _DB_PREFIX_ . 'cart_rule_combination
                WHERE cr.id_cart_rule = ' . _DB_PREFIX_ . 'cart_rule_combination.id_cart_rule_1 AND ' . (int) $this->id . ' = id_cart_rule_2
            )
            OR EXISTS (
                SELECT 1
                FROM ' . _DB_PREFIX_ . 'cart_rule_combination
                WHERE cr.id_cart_rule = ' . _DB_PREFIX_ . 'cart_rule_combination.id_cart_rule_2 AND ' . (int) $this->id . ' = id_cart_rule_1
            )
        )
        AND cr.id_cart_rule NOT IN (SELECT id_cart_rule FROM `'._DB_PREFIX_.'quantity_discount_rule_cart`)
        ORDER BY cr.id_cart_rule' . $sql_limit);

        $array['unselected'] = Db::getInstance()->executeS('
        SELECT cr.*, crl.*, 1 as selected
        FROM ' . _DB_PREFIX_ . 'cart_rule cr
        INNER JOIN ' . _DB_PREFIX_ . 'cart_rule_lang crl ON (cr.id_cart_rule = crl.id_cart_rule AND crl.id_lang = ' . (int) Context::getContext()->language->id . ')
        LEFT JOIN ' . _DB_PREFIX_ . 'cart_rule_combination crc1 ON (cr.id_cart_rule = crc1.id_cart_rule_1 AND crc1.id_cart_rule_2 = ' . (int) $this->id . ')
        LEFT JOIN ' . _DB_PREFIX_ . 'cart_rule_combination crc2 ON (cr.id_cart_rule = crc2.id_cart_rule_2 AND crc2.id_cart_rule_1 = ' . (int) $this->id . ')
        WHERE cr.cart_rule_restriction = 1
        AND cr.id_cart_rule != ' . (int) $this->id . ($search ? ' AND crl.name LIKE "%' . pSQL($search) . '%"' : '') . '
        AND crc1.id_cart_rule_1 IS NULL
        AND crc2.id_cart_rule_1 IS NULL
        AND cr.id_cart_rule NOT IN (SELECT id_cart_rule FROM `'._DB_PREFIX_.'quantity_discount_rule_cart`)
        AND crc2.id_cart_rule_1 IS NULL  ORDER BY cr.id_cart_rule' . $sql_limit);

        return $array;
    }

    public function getAssociatedRestrictions(
        $type,
        $active_only,
        $i18n,
        $offset = null,
        $limit = null,
        $search_cart_rule_name = ''
    ) {

        if (!Module::isEnabled('quantitydiscountpro')) {
            return parent::getAssociatedRestrictions($type, $active_only, $i18n, $offset, $limit, $search_cart_rule_name);
        }

        $array = array('selected' => array(), 'unselected' => array());

        if (!in_array($type, array('country', 'carrier', 'group', 'cart_rule', 'shop'))) {
            return false;
        }

        $shop_list = '';
        if ($type == 'shop') {
            $shops = Context::getContext()->employee->getAssociatedShops();
            if (count($shops)) {
                $shop_list = ' AND t.id_shop IN (' . implode(array_map('intval', $shops), ',') . ') ';
            }
        }

        if ($offset !== null && $limit !== null) {
            $sql_limit = ' LIMIT ' . (int) $offset . ', ' . (int) ($limit + 1);
        } else {
            $sql_limit = '';
        }

        if (!Validate::isLoadedObject($this) || $this->{$type . '_restriction'} == 0) {
            $array['selected'] = Db::getInstance()->executeS('
            SELECT t.*' . ($i18n ? ', tl.*' : '') . ', 1 as selected
            FROM `' . _DB_PREFIX_ . $type . '` t
            ' . ($i18n ? 'LEFT JOIN `' . _DB_PREFIX_ . $type . '_lang` tl ON (t.id_' . $type . ' = tl.id_' . $type . ' AND tl.id_lang = ' . (int) Context::getContext()->language->id . ')' : '') . '
            WHERE 1
            ' . ($active_only ? 'AND t.active = 1' : '') . '
            ' . (in_array($type, array('carrier', 'shop')) ? ' AND t.deleted = 0' : '') . '
            ' . ($type == 'cart_rule' ? 'AND t.id_cart_rule != '.(int)$this->id.' AND t.id_cart_rule NOT IN (SELECT id_cart_rule FROM `'._DB_PREFIX_.'quantity_discount_rule_cart`)' : '') .
                $shop_list .
                (in_array($type, array('carrier', 'shop')) ? ' ORDER BY t.name ASC ' : '') .
                (in_array($type, array('country', 'group', 'cart_rule')) && $i18n ? ' ORDER BY tl.name ASC ' : '') .
                $sql_limit);
        } else {
            if ($type == 'cart_rule') {
                $array = $this->getCartRuleCombinations($offset, $limit, $search_cart_rule_name);
            } else {
                $resource = Db::getInstance()->executeS(
                    'SELECT t.*' . ($i18n ? ', tl.*' : '') . ', IF(crt.id_' . $type . ' IS NULL, 0, 1) as selected
                    FROM `' . _DB_PREFIX_ . $type . '` t
                    ' . ($i18n ? 'LEFT JOIN `' . _DB_PREFIX_ . $type . '_lang` tl ON (t.id_' . $type . ' = tl.id_' . $type . ' AND tl.id_lang = ' . (int) Context::getContext()->language->id . ')' : '') . '
                    LEFT JOIN (SELECT id_' . $type . ' FROM `' . _DB_PREFIX_ . 'cart_rule_' . $type . '` WHERE id_cart_rule = ' . (int) $this->id . ') crt ON t.id_' . ($type == 'carrier' ? 'reference' : $type) . ' = crt.id_' . $type . '
                    WHERE 1 ' . ($active_only ? ' AND t.active = 1' : '') .
                        $shop_list
                        . (in_array($type, array('carrier', 'shop')) ? ' AND t.deleted = 0' : '') .
                        (in_array($type, array('carrier', 'shop')) ? ' ORDER BY t.name ASC ' : '') .
                        (in_array($type, array('country', 'group')) && $i18n ? ' ORDER BY tl.name ASC ' : '') .
                        $sql_limit,
                    false
                );

                while ($row = Db::getInstance()->nextRow($resource)) {
                    $array[($row['selected'] || $this->{$type . '_restriction'} == 0) ? 'selected' : 'unselected'][] = $row;
                }
            }
        }
        return $array;
    }
}