export const sortBy = (arr: any[], fieldName: string) => {
  return arr.sort((a: any, b: any) => {
    const valueA = a[fieldName];
    const valueB = b[fieldName];
    if (valueA < valueB) {
      return -1;
    }
    if (valueA > valueB) {
      return 1;
    }

    // names must be equal
    return 0;
  });
};