/**
 * appGenerator - generates XML for the application properties of an Excel file, including information about the number of worksheets and their names.
 * @param {number} sheetLength - The number of worksheets.
 * @param {string} sheetNameApp - The names of the worksheets.
 * @returns {string} - The XML string for the application properties.
 */
export function appGenerator(sheetLength: number, sheetNameApp: string) {
  return (
    '<?xml version="1.0" encoding="UTF-8" standalone="yes"?>\n' +
    '<Properties xmlns="http://schemas.openxmlformats.org/officeDocument/2006/extended-properties"' +
    ' xmlns:vt="http://schemas.openxmlformats.org/officeDocument/2006/docPropsVTypes">' +
    "<Application>Microsoft Excel</Application>" +
    "<DocSecurity>0</DocSecurity>" +
    "<ScaleCrop>false</ScaleCrop>" +
    "<HeadingPairs>" +
    '<vt:vector size="2" baseType="variant">' +
    "<vt:variant>" +
    "<vt:lpstr>Worksheets</vt:lpstr>" +
    "</vt:variant>" +
    "<vt:variant>" +
    "<vt:i4>" +
    sheetLength +
    "</vt:i4>" +
    "</vt:variant>" +
    "</vt:vector>" +
    "</HeadingPairs>" +
    "<TitlesOfParts>" +
    '<vt:vector size="' +
    sheetLength +
    '" baseType="lpstr">' +
    " " +
    sheetNameApp +
    "" +
    "</vt:vector>" +
    "</TitlesOfParts>" +
    "<Company></Company>" +
    "<LinksUpToDate>false</LinksUpToDate>" +
    "<SharedDoc>false</SharedDoc>" +
    "<HyperlinksChanged>false</HyperlinksChanged>" +
    "<AppVersion>16.0300</AppVersion>" +
    "</Properties>"
  );
}