commerce_xero-8.x-1.x-dev/commerce_xero.install

<?php

/**
 * @file
 * Commerce Xero install file.
 */

/**
 * Implements hook_requirements().
 */
function commerce_xero_requirements($phase) {
  $requirements = [];

  if ($phase == 'install') {
    /** @var \Drupal\Core\Field\FieldTypePluginManagerInterface $fieldTypeManager */
    $fieldTypeManager = \Drupal::service('plugin.manager.field.field_type');
    $requirements['commerce_xero_reference'] = [
      'title' => t('Xero Reference Field Type'),
      'description' => t('The Xero Reference field type is available.'),
      'severity' => REQUIREMENT_OK,
    ];

    if (!$fieldTypeManager->hasDefinition('xero_reference')) {
      $requirements['commerce_xero_reference']['severity'] = REQUIREMENT_ERROR;
      $requirements['commerce_xero_reference']['description'] = t('The Xero Reference field type is not available. Confirm that the Xero module is installed, and try again.');
    }
  }

  return $requirements;
}