From 02d89eec4fab66caa980417248e71f3cefb6d506 Mon Sep 17 00:00:00 2001
From: Khwezi Mngoma <khwezi@msn.com>
Date: Sat, 13 Jun 2026 15:58:30 +0200
Subject: [PATCH] refactored incoming signature validator to use form fields
 instead of httprequest

---
 .../Payments/PayfastService.cs                             | 7 +------
 1 file changed, 1 insertion(+), 6 deletions(-)

diff --git a/LiteCharms.Features.MidrandBooks/Payments/PayfastService.cs b/LiteCharms.Features.MidrandBooks/Payments/PayfastService.cs
index 5ebaa7e..bb797da 100644
--- a/LiteCharms.Features.MidrandBooks/Payments/PayfastService.cs
+++ b/LiteCharms.Features.MidrandBooks/Payments/PayfastService.cs
@@ -48,13 +48,8 @@ public sealed partial class PayfastService(IDbContextFactory<MidrandBooksDbConte
         }
     }
 
-    public static bool VerifyIncomingSignature(HttpRequest request, string passphrase)
+    public static bool VerifyIncomingSignature(IDictionary<string, string> formFields, string passphrase)
     {
-        var formFields = new Dictionary<string, string>(StringComparer.Ordinal);
-
-        foreach (var file in request.Form)
-            formFields.Add(file.Key, file.Value.ToString());
-
         if (!formFields.TryGetValue("signature", out string? incomingSignature))
             return false;