@refinedev/core/src/definitions/helpers/router/get-parent-resource.ts

refine is a React-based framework for building internal tools, rapidly. It ships with Ant Design System, an enterprise-level UI toolkit.

import type { IResourceItem } from "../../../contexts/resource/types";
import { pickNotDeprecated } from "../pickNotDeprecated";

/**
 * Returns the parent resource of the given resource.
 * Works both with the deprecated `parentName` and the new `parent` property.
 */
export const getParentResource = (
  resource: IResourceItem,
  resources: IResourceItem[],
): IResourceItem | undefined => {
  const parentName = pickNotDeprecated(
    resource.meta?.parent,
    resource.options?.parent,
    resource.parentName,
  );

  if (!parentName) {
    return undefined;
  }

  const parentResource = resources.find(
    (resource) => (resource.identifier ?? resource.name) === parentName,
  );

  /**
   * If the parent resource is not found, we return a resource object with the name of the parent resource.
   * Because we still want to have nesting and prefixing for the resource even if the parent is not explicitly defined.
   */
  return parentResource ?? { name: parentName };
};