<?php
/**
 * Copyright © Magento, Inc. All rights reserved.
 * See COPYING.txt for license details.
 */

namespace Magento\CustomerImportExport\Model\Import;

use Magento\ImportExport\Model\Import;
use Magento\CustomerImportExport\Model\ResourceModel\Import\Customer\Storage;
use Magento\ImportExport\Model\Import\ErrorProcessing\ProcessingErrorAggregatorInterface;

/**
 * Import entity abstract customer model
 *
 * @api
 *
 * @SuppressWarnings(PHPMD.CouplingBetweenObjects)
 * @since 100.0.2
 */
abstract class AbstractCustomer extends \Magento\ImportExport\Model\Import\Entity\AbstractEav
{
    /**#@+
     * Permanent column names
     *
     * Names that begins with underscore is not an attribute. This name convention is for
     * to avoid interference with same attribute name.
     */
    const COLUMN_WEBSITE = '_website';

    const COLUMN_EMAIL = '_email';

    const COLUMN_DEFAULT_BILLING = 'default_billing';

    const COLUMN_DEFAULT_SHIPPING = 'default_shipping';

    /**#@-*/

    /**#@+
     * Error codes
     */
    const ERROR_WEBSITE_IS_EMPTY = 'websiteIsEmpty';

    const ERROR_EMAIL_IS_EMPTY = 'emailIsEmpty';

    const ERROR_INVALID_WEBSITE = 'invalidWebsite';

    const ERROR_INVALID_EMAIL = 'invalidEmail';

    const ERROR_VALUE_IS_REQUIRED = 'valueIsRequired';

    const ERROR_CUSTOMER_NOT_FOUND = 'customerNotFound';

    /**#@-*/

    /**#@-*/
    protected $_ignoredAttributes = ['website_id', 'store_id',
        self::COLUMN_DEFAULT_BILLING, self::COLUMN_DEFAULT_SHIPPING];

    /**
     * Customer collection wrapper
     *
     * @var Storage
     */
    protected $_customerStorage;

    /**
     * @var \Magento\CustomerImportExport\Model\ResourceModel\Import\Customer\StorageFactory
     */
    protected $_storageFactory;

    /**
     * If we should check column names
     *
     * @var bool
     */
    protected $needColumnCheck = true;

    /**
     * {@inheritdoc}
     */
    protected $masterAttributeCode = '_email';

    /**
     * @param \Magento\Framework\Stdlib\StringUtils $string
     * @param \Magento\Framework\App\Config\ScopeConfigInterface $scopeConfig
     * @param \Magento\ImportExport\Model\ImportFactory $importFactory
     * @param \Magento\ImportExport\Model\ResourceModel\Helper $resourceHelper
     * @param \Magento\Framework\App\ResourceConnection $resource
     * @param ProcessingErrorAggregatorInterface $errorAggregator
     * @param \Magento\Store\Model\StoreManagerInterface $storeManager
     * @param \Magento\ImportExport\Model\Export\Factory $collectionFactory
     * @param \Magento\Eav\Model\Config $eavConfig
     * @param \Magento\CustomerImportExport\Model\ResourceModel\Import\Customer\StorageFactory $storageFactory
     * @param array $data
     * @SuppressWarnings(PHPMD.ExcessiveParameterList)
     */
    public function __construct(
        \Magento\Framework\Stdlib\StringUtils $string,
        \Magento\Framework\App\Config\ScopeConfigInterface $scopeConfig,
        \Magento\ImportExport\Model\ImportFactory $importFactory,
        \Magento\ImportExport\Model\ResourceModel\Helper $resourceHelper,
        \Magento\Framework\App\ResourceConnection $resource,
        ProcessingErrorAggregatorInterface $errorAggregator,
        \Magento\Store\Model\StoreManagerInterface $storeManager,
        \Magento\ImportExport\Model\Export\Factory $collectionFactory,
        \Magento\Eav\Model\Config $eavConfig,
        \Magento\CustomerImportExport\Model\ResourceModel\Import\Customer\StorageFactory $storageFactory,
        array $data = []
    ) {
        $this->_storageFactory = $storageFactory;
        parent::__construct(
            $string,
            $scopeConfig,
            $importFactory,
            $resourceHelper,
            $resource,
            $errorAggregator,
            $storeManager,
            $collectionFactory,
            $eavConfig,
            $data
        );

        $this->addMessageTemplate(self::ERROR_WEBSITE_IS_EMPTY, __('Please specify a website.'));
        $this->addMessageTemplate(
            self::ERROR_EMAIL_IS_EMPTY,
            __("An email wasn't specified. Enter the email and try again.")
        );
        $this->addMessageTemplate(self::ERROR_INVALID_WEBSITE, __('We found an invalid value in a website column.'));
        $this->addMessageTemplate(self::ERROR_INVALID_EMAIL, __('Please enter a valid email.'));
        $this->addMessageTemplate(self::ERROR_VALUE_IS_REQUIRED, __('Please make sure attribute "%s" is not empty.'));
        $this->addMessageTemplate(
            self::ERROR_CUSTOMER_NOT_FOUND,
            __('We can\'t find a customer who matches this email and website code.')
        );

        $this->_initCustomers($data)->_initWebsites(true);
    }

    /**
     * Initialize existent customers data
     *
     * @param array $data
     * @return $this
     */
    protected function _initCustomers(array $data)
    {
        if (!isset($data['page_size'])) {
            $data['page_size'] = $this->_pageSize;
        }
        $this->_customerStorage = isset(
            $data['customer_storage']
        ) ? $data['customer_storage'] : $this->_storageFactory->create(
            ['data' => $data]
        );

        return $this;
    }

    /**
     * Get customer id if customer is present in database
     *
     * @param string $email
     * @param string $websiteCode
     * @return bool|int
     */
    protected function _getCustomerId($email, $websiteCode)
    {
        $email = strtolower(trim($email));
        if (isset($this->_websiteCodeToId[$websiteCode])) {
            $websiteId = $this->_websiteCodeToId[$websiteCode];
            return $this->_customerStorage->getCustomerId($email, $websiteId);
        }

        return false;
    }

    /**
     * Validate data row
     *
     * @param array $rowData
     * @param int $rowNumber
     * @return bool
     */
    public function validateRow(array $rowData, $rowNumber)
    {
        if (isset($this->_validatedRows[$rowNumber])) {
            // check that row is already validated
            return !$this->getErrorAggregator()->isRowInvalid($rowNumber);
        }
        $this->_validatedRows[$rowNumber] = true;
        $this->_processedEntitiesCount++;
        if ($this->getBehavior($rowData) == \Magento\ImportExport\Model\Import::BEHAVIOR_ADD_UPDATE) {
            $this->_validateRowForUpdate($rowData, $rowNumber);
        } elseif ($this->getBehavior($rowData) == \Magento\ImportExport\Model\Import::BEHAVIOR_DELETE) {
            $this->_validateRowForDelete($rowData, $rowNumber);
        }

        return !$this->getErrorAggregator()->isRowInvalid($rowNumber);
    }

    /**
     * Validate data row for add/update behaviour
     *
     * @param array $rowData
     * @param int $rowNumber
     * @return null
     */
    abstract protected function _validateRowForUpdate(array $rowData, $rowNumber);

    /**
     * Validate data row for delete behaviour
     *
     * @param array $rowData
     * @param int $rowNumber
     * @return null
     */
    abstract protected function _validateRowForDelete(array $rowData, $rowNumber);

    /**
     * General check of unique key
     *
     * @param array $rowData
     * @param int $rowNumber
     * @return bool
     */
    protected function _checkUniqueKey(array $rowData, $rowNumber)
    {
        if (empty($rowData[static::COLUMN_WEBSITE])) {
            $this->addRowError(static::ERROR_WEBSITE_IS_EMPTY, $rowNumber, static::COLUMN_WEBSITE);
        } elseif (empty($rowData[static::COLUMN_EMAIL])) {
            $this->addRowError(static::ERROR_EMAIL_IS_EMPTY, $rowNumber, static::COLUMN_EMAIL);
        } else {
            $email = strtolower($rowData[static::COLUMN_EMAIL]);
            $website = $rowData[static::COLUMN_WEBSITE];

            if (!\Zend_Validate::is($email, \Magento\Framework\Validator\EmailAddress::class)) {
                $this->addRowError(static::ERROR_INVALID_EMAIL, $rowNumber, static::COLUMN_EMAIL);
            } elseif (!isset($this->_websiteCodeToId[$website])) {
                $this->addRowError(static::ERROR_INVALID_WEBSITE, $rowNumber, static::COLUMN_WEBSITE);
            }
        }
        return !$this->getErrorAggregator()->isRowInvalid($rowNumber);
    }

    /**
     * Get customer storage
     *
     * @return Storage
     */
    public function getCustomerStorage()
    {
        return $this->_customerStorage;
    }

    /**
     * Returns id of option by value for select and multiselect attributes
     *
     * @param array $attributeParameters Parameters of an attribute
     * @param int|string $value A value of an attribute
     * @return int An option id of attribute
     * @since 100.2.0
     */
    protected function getSelectAttrIdByValue(array $attributeParameters, $value)
    {
        return isset($attributeParameters['options'][strtolower($value)])
            ? $attributeParameters['options'][strtolower($value)]
            : 0;
    }

    /**
     * Returns multiple value separator
     *
     * @return string
     * @since 100.2.0
     */
    protected function getMultipleValueSeparator()
    {
        return isset($this->_parameters[Import::FIELD_FIELD_MULTIPLE_VALUE_SEPARATOR])
            ? $this->_parameters[Import::FIELD_FIELD_MULTIPLE_VALUE_SEPARATOR]
            : Import::DEFAULT_GLOBAL_MULTI_VALUE_SEPARATOR;
    }
}
