robosats/frontend/src/utils/prettyNumbers.ts

export const pn = (value?: number | null): string | undefined => {
  if (value === null || value === undefined) {
    return;
  }

  const parts = value.toString().split(".");

  parts[0] = parts[0].replace(/\B(?=(\d{3})+(?!\d))/g, ",");

  return parts.join(".");
};

export const amountToString: (amount: string, has_range: boolean , min_amount: number, max_amount: number) => string = 
  (amount, has_range, min_amount, max_amount) => {
  if (has_range){
    return pn(parseFloat(Number(min_amount).toPrecision(4))) + 
           '-' + 
           pn(parseFloat(Number(max_amount).toPrecision(4)))
  }
  return pn(parseFloat(Number(amount).toPrecision(4))) || ""
}

export default pn