/**
 * @author Martin Karkowski
 * @email m.karkowski@zema.de
 * @create date 2020-12-29 16:54:56
 * @modify date 2020-12-30 11:34:21
 * @desc [description]
 */

import {
  IWaMOBaseModuleDescription,
  IWaMOConverterModuleDescription,
  IWaMOLineDescription
} from "../types/interfaces";
import { getOrder } from "./getOrder";

/**
 * Helper Function to extract the Neigbor of the Element
 *
 * @export
 * @param {(IWaMOBaseModuleDescription | IWaMOConverterModuleDescription)} element
 * @param {IWaMOLineDescription} line
 * @param {("next" | "prev")} type
 * @return {*}  {(IWaMOBaseModule | IWaMOConverterModule)}
 */
export function getNeigbor(
  element: IWaMOBaseModuleDescription | IWaMOConverterModuleDescription,
  line: IWaMOLineDescription,
  type: "next" | "prev"
): IWaMOBaseModuleDescription | IWaMOConverterModuleDescription {
  const order = getOrder(line);
  return line[order[element.id][type]];
}