strapi/packages/core/utils/src/set-creator-fields.ts

import { assign, assoc } from 'lodash/fp';
import * as contentTypes from './content-types';

const { CREATED_BY_ATTRIBUTE, UPDATED_BY_ATTRIBUTE } = contentTypes.constants;

interface Options {
  user: User;
  isEdition?: boolean;
}

interface User {
  id: string | number;
}

export = ({ user, isEdition = false }: Options) =>
  (data: object) => {
    if (isEdition) {
      return assoc(UPDATED_BY_ATTRIBUTE, user.id, data);
    }

    return assign(data, {
      [CREATED_BY_ATTRIBUTE]: user.id,
      [UPDATED_BY_ATTRIBUTE]: user.id,
    });
  };