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Edit File: WooCommerceNumberOfOrders.php

<?php // phpcs:ignore SlevomatCodingStandard.TypeHints.DeclareStrictTypes.DeclareStrictTypesMissing

namespace MailPoet\Segments\DynamicSegments\Filters;

if (!defined('ABSPATH')) exit;

use MailPoet\Entities\DynamicSegmentFilterData;
use MailPoet\Entities\DynamicSegmentFilterEntity;
use MailPoet\Entities\SubscriberEntity;
use MailPoet\Util\DBCollationChecker;
use MailPoet\Util\Security;
use MailPoetVendor\Doctrine\DBAL\ArrayParameterType;
use MailPoetVendor\Doctrine\DBAL\Query\QueryBuilder;
use MailPoetVendor\Doctrine\ORM\EntityManager;

class WooCommerceNumberOfOrders implements Filter {
  const ACTION_NUMBER_OF_ORDERS = 'numberOfOrders';
  const ACTION_NUMBER_OF_ORDERS_WITH_COUPON = 'numberOfOrdersWithCoupon';

const ACTIONS = [
    self::ACTION_NUMBER_OF_ORDERS,
    self::ACTION_NUMBER_OF_ORDERS_WITH_COUPON,
  ];

/** @var EntityManager */
  private $entityManager;

/** @var DBCollationChecker */
  private $collationChecker;

/** @var WooFilterHelper */
  private $wooFilterHelper;

/** @var FilterHelper */
  private $filterHelper;

public function __construct(
    EntityManager $entityManager,
    DBCollationChecker $collationChecker,
    WooFilterHelper $wooFilterHelper,
    FilterHelper $filterHelper
  ) {
    $this->entityManager = $entityManager;
    $this->collationChecker = $collationChecker;
    $this->wooFilterHelper = $wooFilterHelper;
    $this->filterHelper = $filterHelper;
  }

public function apply(QueryBuilder $queryBuilder, DynamicSegmentFilterEntity $filter): QueryBuilder {
    global $wpdb;
    $subscribersTable = $this->entityManager->getClassMetadata(SubscriberEntity::class)->getTableName();
    $filterData = $filter->getFilterData();
    /** @var string $type - for PHPStan because strval() doesn't accept a value of mixed */
    $type = $filterData->getParam('number_of_orders_type');
    $type = strval($type);
    /** @var string $count - for PHPStan because intval() doesn't accept a value of mixed */
    $count = $filterData->getParam('number_of_orders_count');
    $count = intval($count);
    $isAllTime = $filterData->getParam('timeframe') === DynamicSegmentFilterData::TIMEFRAME_ALL_TIME;
    $parameterSuffix = $filter->getId() ?? Security::generateRandomString();
    $collation = $this->collationChecker->getCollateIfNeeded(
      $subscribersTable,
      'email',
      $wpdb->prefix . 'wc_customer_lookup',
      'email'
    );

/** @var int $days - for PHPStan because intval() doesn't accept a value of mixed */
    $days = $filterData->getParam('days');
    $date = $this->filterHelper->getDateNDaysAgo(intval($days));

$joinCondition = $isAllTime
      ? 'customer.customer_id = orderStats.customer_id AND orderStats.status NOT IN (:excludedStatuses' . $parameterSuffix . ')'
      : 'customer.customer_id = orderStats.customer_id AND orderStats.date_created >= :date' . $parameterSuffix . ' AND orderStats.status NOT IN (:excludedStatuses' . $parameterSuffix . ')';

$subQuery = $this->entityManager->getConnection()
      ->createQueryBuilder()
      ->from($wpdb->prefix . 'wc_customer_lookup', "customer")
      ->select("customer.email $collation as email")
      ->addSelect("orderStats.order_id as oder_stats_id")
      ->leftJoin(
        'customer',
        $wpdb->prefix . 'wc_order_stats',
        'orderStats',
        $joinCondition
      );

$action = $filterData->getAction();

if ($action === self::ACTION_NUMBER_OF_ORDERS_WITH_COUPON) {
      $subQuery->innerJoin('orderStats', $wpdb->prefix . 'wc_order_coupon_lookup', 'couponLookup', 'orderStats.order_id = couponLookup.order_id');
    }

$queryBuilder->add('join', [
      $subscribersTable => [
        /**
         * Based the combination of $type and $count we may need to include none-customer subscribers
         * in this case we'll need to leftJoin subscribers table to result of the sub-query defined above,
         * in all other cases innerJoin gets us the expected records.
         */
        'joinType' => $this-> shouldIncludeNoneCustomerSubscribers($type, $count) ? 'left' : 'inner',
        'joinTable' => "({$subQuery->getSQL()})",
        'joinAlias' => 'selectedCustomers',
        'joinCondition' => "$subscribersTable.email = selectedCustomers.email $collation",
      ],
    ], \true)
      ->setParameter('date' . $parameterSuffix, $date->toDateTimeString())
      ->setParameter('excludedStatuses' . $parameterSuffix, $this->wooFilterHelper->defaultExcludedStatuses(), ArrayParameterType::STRING)
      ->groupBy('inner_subscriber_id');

if ($type === '=') {
      $queryBuilder->having('COUNT(oder_stats_id) = :count' . $parameterSuffix);
    } elseif ($type === '!=') {
      $queryBuilder->having('COUNT(oder_stats_id) != :count' . $parameterSuffix);
    } elseif ($type === '>') {
      $queryBuilder->having('COUNT(oder_stats_id) > :count' . $parameterSuffix);
    } elseif ($type === '<') {
      $queryBuilder->having('COUNT(oder_stats_id) < :count' . $parameterSuffix);
    }

$queryBuilder->setParameter('count' . $parameterSuffix, $count, 'integer');

return $queryBuilder;
  }

private function shouldIncludeNoneCustomerSubscribers(string $type, int $count): bool {
    if ($type === '=') {
      return $count === 0;
    } elseif ($type === '!=') {
      return true;
    } elseif ($type === '>') {
      return $count < 0;
    } elseif ($type === '<') {
      return true;
    }

return false;
  }

public function getLookupData(DynamicSegmentFilterData $filterData): array {
    return [];
  }
}

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