suminwords

/*
Таблица с примером https://docs.google.com/spreadsheets/d/1c68bh_y0PV6FN-h1u6N-NJteb4-9b359I4nqWAJw7NU/edit#gid=0

✅ Канал о Таблицах: https://t.me/google_sheets
✅ Чат: https://t.me/google_spreadsheets_chat
✅ Оглавление канала: https://goo.gl/HdS2qn
*/

function words(input) {
  var a, b, c, d, e, f, output, outputA, outputB, outputC, outputD, outputE, outputF;
  var ones = ['', 'ONE', 'TWO', 'THREE', 'FOUR', 'FIVE', 'SIX', 'SEVEN', 'EIGHT', 'NINE'];
  if (input === 0) { // Zero
    output = "ZERO DOLLARS";
  } else if (input == 1) { // One
    output = "ONE DOLLAR ONLY";
  } else { // More than one
    input1 = Math.floor(input)
    // Tens
    a = input1 % 100;
    outputA = oneToHundred_(a);
    // Hundreds
    b = Math.floor((input1 % 1000) / 100);
    if (b > 0 && b < 10) {
      outputB = ones[b];
    }
    // Thousands
    c = (Math.floor(input1 / 1000)) % 100;
    outputC = oneToHundred_(c);

    // Millions
    d = (Math.floor(input1 / 100000)) % 100;
    outputD = oneToHundred_(d);

    // Billions
    e = (Math.floor(input1 / 10000000)) % 100;
    outputE = oneToHundred_(e);

    // Cents
    f = Math.round((input - input1) * 100);
    outputF = f;

    output = "USD";

    if (a > 0) {
      output = outputA;
    }

    if (b > 0) {
      output = outputB + " HUNDRED " + output;
    }
    if (c > 0) {
      output = outputC + " THOUSAND " + output;
    }
    if (d > 0) {
      output = outputD + " MILLION " + output;
    }
    if (e > 0) {
      output = outputE + " BILLION " + output;
    }
    output = output + " DOLLARS";
    if (f > 0) {
      output = output + " AND " + outputF + " CENTS"
    }

  }
  return output;
}

function oneToHundred_(num) {
  var outNum;
  var ones = ['', 'ONE', 'TWO', 'THREE', 'FOUR', 'FIVE', 'SIX', 'SEVEN', 'EIGHT', 'NINE'];
  var teens = ['TEN', 'ELEVEN', 'TWELVE', 'THIRTEEN', 'FOURTEEN', 'FIFTEEN', 'SIXTEEN', 'SEVENTEEN', 'EIGHTEEN', 'NINETEEN'];
  var tens = ['', '', 'TWENTY', 'THIRTY', 'FORTY', 'FIFTY', 'SIXTY', 'SEVENTY', 'EIGHTY', 'NINETY'];
  if (num >= 0 && num < 10) { // 1 to 9
    outNum = ones[num]; // ones
  } else if (num > 9 && num < 20) { // 10 to 19
    outNum = teens[(num % 10)]; // teens
  } else if (num > 19 && num < 100) { // 20 to 100
    outNum = tens[Math.floor(num / 10)]; // tens
    if (num % 10 > 0) {
      outNum = outNum + " " + ones[num % 10]; // tens + ones
    }
  }
  return outNum;
}