From 7bf89dfeb8018dfd652e3ccfde56f91e622d4e20 Mon Sep 17 00:00:00 2001
From: Taarly <lownslow.music@gmail.com>
Date: Mon, 28 Apr 2025 15:36:11 +0200
Subject: [PATCH] added hashing and implemented it for the masterpassword on
 login

---
 Project.Persistence/ShaHash.cs          | 23 +++++++++++++++++++++++
 Project.View/NewLogin/NewLogin.axaml.cs |  6 +++---
 2 files changed, 26 insertions(+), 3 deletions(-)
 create mode 100644 Project.Persistence/ShaHash.cs

diff --git a/Project.Persistence/ShaHash.cs b/Project.Persistence/ShaHash.cs
new file mode 100644
index 0000000..6ee8185
--- /dev/null
+++ b/Project.Persistence/ShaHash.cs
@@ -0,0 +1,23 @@
+using System.Security.Cryptography;
+using System.Text;
+
+namespace Project.Persistence;
+public static class ShaHash
+{
+    public static string HashPassword(string password)
+    {
+        using (SHA256 sha256Hash = SHA256.Create())
+        {
+            // convert string to byte array and hash
+            byte[] bytes = sha256Hash.ComputeHash(Encoding.UTF8.GetBytes(password));
+
+            // Byte-Array als Hex-String formatieren
+            StringBuilder builder = new StringBuilder();
+            foreach (var b in bytes)
+            {
+                builder.Append(b.ToString("x2")); // x2 = hex format
+            }
+            return builder.ToString();
+        }
+    }
+}
\ No newline at end of file
diff --git a/Project.View/NewLogin/NewLogin.axaml.cs b/Project.View/NewLogin/NewLogin.axaml.cs
index 5943c38..7fb5aed 100644
--- a/Project.View/NewLogin/NewLogin.axaml.cs
+++ b/Project.View/NewLogin/NewLogin.axaml.cs
@@ -26,13 +26,13 @@ public partial class NewLogin : Window
         string username = NewLoginUsernameBox.Text?.Trim();
         string password = NewLoginPasswordBox.Text?.Trim();
         string email = NewLoginEmailBox.Text?.Trim();
-
-        var user = new Model.NewUser(username, password, email);
+        string hashedPassword = ShaHash.HashPassword(password);
+        var user = new Model.NewUser(username, hashedPassword, email);
         SQLite.SaveUser(user);
 
         Close();
-
     }
+    
     private void NewLoginCancelOnClick(object? sender, RoutedEventArgs e)
     {
         Close();