// Require library
var excel = require('excel4node');

// Create a new instance of a Workbook class
app.get('/get_excel', async(req, res) => {
    var workbook = new excel.Workbook();

    // Add Worksheets to the workbook
    var worksheet = workbook.addWorksheet('Sheet 1');
    var worksheet2 = workbook.addWorksheet('Sheet 2');

    // Create a reusable style
    var style = workbook.createStyle({
        font: {
            color: '#FF0800',
            size: 12
        },
        numberFormat: '$#,##0.00; ($#,##0.00); -'
    });

    // Set value of cell A1 to 100 as a number type styled with paramaters of style
    worksheet.cell(1, 1).number(100).style(style);

    // Set value of cell B1 to 300 as a number type styled with paramaters of style
    worksheet.cell(1, 2).number(200).style(style);

    // Set value of cell C1 to a formula styled with paramaters of style
    worksheet.cell(1, 3).formula('A1 + B1').style(style);

    // Set value of cell A2 to 'string' styled with paramaters of style
    worksheet.cell(2, 1).string('string').style(style);

    // Set value of cell A3 to true as a boolean type styled with paramaters of style but with an adjustment to the font size.
    worksheet.cell(3, 1).bool(true).style(style).style({ font: { size: 14 } });

    workbook.write('Excel.xlsx');
})
module.exports = app;