import { amountFormatProps } from "../../types/common";

interface compactAmountProps {
  finalAmount: number;
  format: string;
}

export const formatAmount = ({
  amount,
  decimal,
  removeFloat,
  compactFormat,
}: amountFormatProps) => {
  let Amt = typeof amount === "string" ? parseFloat(amount) : amount;

  if (isNaN(Amt || amount)) return decimal ? "0" : "₹0.00";

  const isCompactAmount = ({ finalAmount, format }: compactAmountProps) => {
    const options: Intl.NumberFormatOptions = {
      style: decimal ? "decimal" : "currency",
      minimumFractionDigits: decimal && !removeFloat ? 2 : undefined,
      currency: !decimal ? "INR" : undefined,
    };

    if (format) {
      let croreCondition =
        (format === "crore" || "10lakh" || "lakh") && amount >= 10000000;
      let tenlakhCondition =
        (format === "10lakh" || "lakh") && amount >= 1000000;
      let lakhCondition = format === "lakh" && amount >= 100000;

      if (croreCondition) {
        // Convert to Crores
        amount /= 10000000;
        return decimal
          ? Math.floor(amount * 100) / 100 + " Cr"
          : "₹" + Math.floor(amount * 100) / 100 + " Cr";
      } else if (tenlakhCondition) {
        // Convert to Lakhs if more than 10 Lakhs
        amount /= 1000000;
        return decimal
          ? Math.floor(amount * 1000) / 100 + " L"
          : "₹" + Math.floor(amount * 1000) / 100 + " L";
      } else if (lakhCondition) {
        // Convert to Lakhs if more than 1 Lakh
        amount /= 100000;
        return decimal
          ? Math.floor(amount * 100) / 100 + " L"
          : "₹" + Math.floor(amount * 100) / 100 + " L";
      }
    }

    if (decimal) return finalAmount?.toLocaleString("en-IN", options);

    return finalAmount?.toLocaleString("en-IN", options);
  };

  // Two options for more control when to use compact amount
  if (compactFormat) {
    return isCompactAmount({
      finalAmount: Amt,
      format: compactFormat,
    });
  } else {
    return isCompactAmount({
      finalAmount: Amt,
      format: "",
    });
  }
};