import { Big } from 'big.js';

export const parseDisplayToCents = (value: string): number => {
  if (!value || value === "") return 0;
  
  // Handle edge cases
  if (value === "." || value === "0.") return 0;
  
  try {
    const bigValue = new Big(value);
    // Multiply by 100 and round to get cents
    return bigValue.times(100).round(0).toNumber();
  } catch (error) {
    return 0;
  }
};

export const formatDisplayAmount = (value: string): string => {
  if (!value || value === "") return "0.00";

  // Handle edge cases
  if (value === ".") return "0.00";
  if (value === "0.") return "0.00";

  if (value.endsWith(".")) {
    return value + "00";
  }

  if (value.includes(".") && value.split(".")[1].length === 1) {
    return value + "0";
  }

  try {
    const bigValue = new Big(value);
    return bigValue.toFixed(2);
  } catch (error) {
    return "0.00";
  }
};