CsV(;) with transformations

<!DOCTYPE html>
<html>
  <head>
    <title>Archivos da Caixa</title>

    <script src="http://d3js.org/d3.v3.min.js" charset="utf-8"></script>
    <script src="https://cdnjs.cloudflare.com/ajax/libs/underscore.js/1.6.0/underscore-min.js"></script>
    <script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/2.1.1/jquery.js"></script>
    <script src="https://cdnjs.cloudflare.com/ajax/libs/accounting.js/0.4.1/accounting.min.js"></script>
    <script src="https://cdnjs.cloudflare.com/ajax/libs/datejs/1.0/date.min.js"></script>


    <script>
//File: myscript.js
$(function(){
  var dbid = "dbid";
  var dbidTable = "dbidtable";
  var apptoken = "token";
  $.ajaxSetup({data: {apptoken: apptoken}});

  var parseFile = function(id) {
    return $.Deferred(function(dfd) {
      $("#" + id).on("change", function(){
          var reader = new FileReader();
          reader.onload = function () {
            var lines = reader.result.split('\n');
            lines.splice(0,0);
            var newtext = lines.join('\n');
            var dsv = d3.dsv(";", "text/plain");
            var data = dsv.parse(newtext);
            dfd.resolve(data);
          };
        reader.readAsText(this.files[0]);
      });
    }).promise();
  };

  parseFile("myFile").then(function(data){

    var csv_array = [];
    console.log(JSON.stringify(data, null, "  "));
    data.forEach(function(row) {
      var csv_line = [];

      csv_line.push(row["Conta"]);

      var data = row["Data_Mov"];
      var dateFormat = data.substr(0,4) + "/" + data.substr(4,2) + "/" + data.substr(6,2);
      csv_line.push(dateFormat);

      csv_line.push(row["Nr_Doc"]);

      csv_line.push(row["Historico"]);


      var valorFormat = row["Valor"].replace(".", ",");
      csv_line.push(valorFormat);


      csv_line.push(row["Deb_Cred"]);

      csv_line.push(row["Conta"] + "-" + row["Nr_Doc"] + "-" + row["Valor"].replace(".", ","));


      csv_array.push('"' + csv_line.join('","') + '"');
    });
    console.log(csv_array.join("\n"));
alert("CONSOLA MIRA");
    var csv_data = csv_array.join("\n");
    var promise = $.post(dbidTable, {
      act: "API_ImportFromCSV",
      records_csv: csv_data,
      clist: "6.7.8.9.11.10.18"

    });

    $.when(promise).then(function(xml) {
      alert("all done");
    console.dirxml(xml);
    });

  });
});


</script>
  </head>

  <body>
    <input type="file" id="myFile" accept=".txt">
  </body>
</html>