trampa-frontend/src/util/helpers/adminSortHelper.js

import { sortCategoriesEnum } from "../../enums/sortEnum";

export const adminSortMethod = (arrayOfItems, manualSearchString, sorting) => {
  let arrayOfItemsToReturn = [...arrayOfItems];
  if (manualSearchString)
    arrayOfItemsToReturn = arrayOfItems.filter(
      (item) =>
        item?.city?.toLowerCase()?.includes(manualSearchString.toLowerCase()) ||
        item?.name?.toLowerCase()?.includes(manualSearchString.toLowerCase())
    );
  if (sorting?.selectedSortOptionLocally !== sortCategoriesEnum.INITIAL) {
    if (sorting?.selectedSortOptionLocally === sortCategoriesEnum.POPULAR) {
      arrayOfItemsToReturn.sort((a, b) => b.offerCount - a.offerCount);
    }
    if (sorting?.selectedSortOptionLocally === sortCategoriesEnum.OLD) {
      arrayOfItemsToReturn.sort((a, b) => {
        const firstCreated = new Date(
          a?._created || new Date(1970, 1).toISOString()
        );
        const secondCreated = new Date(
          b?._created || new Date(1970, 1).toISOString()
        );
        return firstCreated - secondCreated;
      });
    }
    if (sorting?.selectedSortOptionLocally === sortCategoriesEnum.NEW) {
      arrayOfItemsToReturn.sort((a, b) => {
        const firstCreated = new Date(
          a?._created || new Date(1970, 1).toISOString()
        );
        const secondCreated = new Date(
          b?._created || new Date(1970, 1).toISOString()
        );
        return secondCreated - firstCreated;
      });
    }
  }
  return arrayOfItemsToReturn;
};