Notes

using Microsoft.AspNetCore.Mvc;
using iText.Kernel.Pdf;
using iText.Layout;
using iText.Layout.Element;
using iText.Layout.Properties;
using SMXServicesConsulting.DataModel.Models;
using System.IO;
using System.Threading.Tasks;

namespace YourNamespace.Controllers
{
[Route("api/pdf")]
[ApiController]
public class PdfController : ControllerBase
{
[HttpPost("generate")]
public async Task<IActionResult> GeneratePdf([FromBody] CommissionMasterModelForHourlyEmployee model)
{
if (model == null || model.CommissionModelListForHourlyEmployee == null || model.CommissionModelListForHourlyEmployee.Count == 0)
{
return BadRequest("Invalid data.");
}

byte[] pdfBytes;
using (var memoryStream = new MemoryStream())
{
using (var writer = new PdfWriter(memoryStream))
{
using (var pdf = new PdfDocument(writer))
{
var document = new Document(pdf);

// Adding table to the PDF
Table table = new Table(6, true);

// Adding header
table.AddHeaderCell("S.No.");
table.AddHeaderCell("Customer");
table.AddHeaderCell("ITEM");
table.AddHeaderCell("Margen");
table.AddHeaderCell("Coef. 5%");
table.AddHeaderCell("Eber");

int srNo = 1;
foreach (var item in model.CommissionModelListForHourlyEmployee)
{
table.AddCell(srNo.ToString());
table.AddCell(item.Customer);
table.AddCell(item.ITEM);
table.AddCell(item.Margen);
table.AddCell(item.Coeff5Percent);
table.AddCell(item.Eber);
srNo++;
}

document.Add(table);
document.Close();
}
}
pdfBytes = memoryStream.ToArray();
}

return File(pdfBytes, "application/pdf", "Table.pdf");
}
}
}