<?php

namespace saws\sawsconnector\Setup;

use Magento\Framework\Setup\{
  ModuleContextInterface,
  ModuleDataSetupInterface,
  UpgradeDataInterface
};
use Magento\Eav\Setup\EavSetup;
use Magento\Eav\Setup\EavSetupFactory;

class UpgradeData implements UpgradeDataInterface {

  private $eavSetupFactory;

  public function __construct(EavSetupFactory $eavSetupFactory) {
    $this->eavSetupFactory = $eavSetupFactory;
  }

  public function upgrade(ModuleDataSetupInterface $setup, ModuleContextInterface $context) {
    $eavSetup = $this->eavSetupFactory->create(['setup' => $setup]);

    if (version_compare($context->getVersion(), '1.15.18') < 0) {
      $objectManager = \Magento\Framework\App\ObjectManager::getInstance();
      $categorySetup = $objectManager->create('saws\sawsconnector\Setup\CategorySetup');
      $categorySetup->installAttributes($eavSetup);
    }

    $setup->endSetup();
  }

}