import isFinite from 'lodash/isFinite';

export const transformStringToNumber = (str: string): number | null => {
  const filteredString = str.replace(/[^0-9.%-]/g, '');

  const floatValue = (() => {
    if (filteredString.indexOf('%') > -1) {
      return parseFloat((parseFloat(filteredString) / 100).toFixed(14));
    }

    return parseFloat(filteredString);
  })();

  if (!isFinite(floatValue)) return null;
  return floatValue;
};