update 20241214

DOCGEN/clsDocGet.cs

@@ -10,6 +10,7 @@ using System.Text;
 using System.Threading.Tasks;
 using Syncfusion.DocIO;
 using Syncfusion.DocIO.DLS;
+
 using Syncfusion.Pdf;
 using Syncfusion.XlsIO;
 using static System.Net.Mime.MediaTypeNames;
@@ -25,6 +26,7 @@ using System.Data;
 using Helper;
 using Syncfusion.XlsIO.Parser.Biff_Records;
 using System.Buffers.Text;
+using Syncfusion.ExcelToPdfConverter;
 
 
 namespace DOCGEN
@@ -444,6 +446,35 @@ namespace DOCGEN
 
         public string Convert_Excel_To_PDF(string document)
         {
+            try
+            {
+                using (ExcelEngine excelEngine = new ExcelEngine())
+                {
+                    IApplication application = excelEngine.Excel;
+                    application.DefaultVersion = ExcelVersion.Xlsx;
+                    var streamexcel = new MemoryStream(Convert.FromBase64String(document));
+                    IWorkbook workbook = application.Workbooks.Open(streamexcel);
+
+                    //Initialize ExcelToPdfConverter
+                    ExcelToPdfConverter converter = new ExcelToPdfConverter(workbook);
+
+
+                    //Initialize PDF document
+                    PdfDocument pdfDocument = new PdfDocument();
+
+                    //Convert Excel document into PDF document
+                    pdfDocument = converter.Convert();
+
+                    //Save the converted PDF document
+
+                    MemoryStream outputStream = new MemoryStream();
+                    pdfDocument.Save(outputStream);
+                    byte[] bytes;
+                    bytes = outputStream.ToArray();
+                    return Convert.ToBase64String(bytes);
+                }
+            }
+            catch { }
             return "";
         }