ExtJs6 将小寫數字金額轉換成人民币大寫金額

lowMoneyToUp : function(money){//小寫數字金額
     var u = App.base.Utils,
         cnNums = new Array("零", "壹", "貳", "叁", "肆", "伍", "陸", "柒", "捌", "玖"),
         cnIntRadice = new Array("", "拾", "佰", "仟"), //基本機關
         cnIntUnits = new Array("", "萬", "億", "兆"), //對應整數部分擴充機關
         cnDecUnits = new Array("角", "分", "毫", "厘"), //對應小數部分機關
         cnInteger = "整", //整數金額時後面跟的字元
         cnIntLast = "圓", //整型完以後的機關
         maxNum = , //最大處理的數字
         IntegerNum, //金額整數部分
         DecimalNum,//金額小數部分
         ChineseStr = "", //輸出的中文金額字元串
         parts; //分離金額後用的數組，預定義
      if(!!money)
         money = parseFloat(money);
      else
        return "";
      if (money >= maxNum) {
        u.toast('超出最大處理數字');
        return "";
      }
      if (money == ) {
        ChineseStr = cnNums[] + cnIntLast + cnInteger;
        return ChineseStr;
      }
      money = money.toString(); //轉換為字元串
      if (money.indexOf(".") == -) {
        IntegerNum = money;
        DecimalNum = '';
      } else {
        parts = money.split(".");
        IntegerNum = parts[];
        DecimalNum = parts[].substr(, );
      }
      if (parseInt(IntegerNum, ) > ) { //擷取整型部分轉換
        var zeroCount = ,
            IntLen = IntegerNum.length;
        for (var i = ; i < IntLen; i++) {
          var n = IntegerNum.substr(i, );
          var p = IntLen - i - ;
          var q = p / ;
          var m = p % ;
          if (n == "0") {
            zeroCount++;
          } else {
            if (zeroCount > ) {
              ChineseStr += cnNums[];
            }
            zeroCount = ; //歸零
            ChineseStr += cnNums[parseInt(n)] + cnIntRadice[m];
          }
          if (m ==  && zeroCount < ) {
            ChineseStr += cnIntUnits[q];
          }
        }
        ChineseStr += cnIntLast;
        //整型部分處理完畢
      }
      if (DecimalNum != '') { //小數部分
        var decLen = DecimalNum.length;
        for (var i = ; i < decLen; i++) {
          var n = DecimalNum.substr(i, );
          if (n != '0') {
            ChineseStr += cnNums[Number(n)] + cnDecUnits[i];
          }
        }
      }
      if (ChineseStr == '') {
        ChineseStr += cnNums[] + cnIntLast + cnInteger;
      } else if (DecimalNum == '') {
        ChineseStr += cnInteger;
      }
      return ChineseStr;//傳回大寫人民币金額
}