Updating

2026-04-27 10:50:07 -05:00
parent 8b528fa00b
commit b5edd55420
141 changed files with 9602 additions and 0 deletions
@@ -0,0 +1,38 @@
+using System;
+using PdfSharp.Pdf;
+using PdfSharp.Pdf.IO;
+using LCU.Library.Internal.FileOperationsModels.Models;
+namespace LCU.Api.Internal.FileOperations.Validations;
+
+public static class PdfValidations
+{
+    private const string PdfPageDoesntExist = "PDF Page Doesn't Exist.";
+    private const string PdfPageCantBeLessThanOne = "PDF Page Can't Be Less Than 1.";
+
+    public static RequestResponse ValidatePdfPageExists(RequestResponse requestResponse, string pdfName, int pageNumber)
+    {
+        try
+        {
+            PdfDocument inputDocument = PdfReader.Open(pdfName, PdfDocumentOpenMode.Import);
+
+            if(pageNumber <= 0)
+            {
+                requestResponse.IsSuccessful = false;
+                requestResponse.MessageStack.Add(PdfPageCantBeLessThanOne);
+            }
+
+            if (pageNumber > inputDocument.PageCount)
+            {
+                requestResponse.IsSuccessful = false;
+                requestResponse.MessageStack.Add(PdfPageDoesntExist);
+            }
+        }
+        catch (Exception exception)
+        {
+            requestResponse.IsSuccessful = false;
+            requestResponse.MessageStack.Add(exception.Message);
+        }
+
+        return requestResponse;
+    }
+}