added new abstract class

Author: john-h-k

src/Backend/AESCryptoManager.cs

@@ -6,7 +6,7 @@ namespace Encryption_App
 {
     class AESCryptoManager
     {
-        public void AES_Encrypt(string iF, string oF, byte[] passwordBytes)
+        public void EncryptBytes(string iF, string oF, byte[] passwordBytes)
         {
 
             byte[] saltBytes = new byte[] { 1, 2, 3, 4, 5, 6, 7, 8 };
@@ -36,7 +36,7 @@ public void AES_Encrypt(string iF, string oF, byte[] passwordBytes)
             }
         }
 
-        public bool AES_Decrypt(string iF, string oF, byte[] passwordBytes)
+        public bool DecryptBytes(string iF, string oF, byte[] passwordBytes)
         {
 
             byte[] saltBytes = new byte[] { 1, 2, 3, 4, 5, 6, 7, 8 };

src/Backend/CryptoManager.cs

@@ -0,0 +1,15 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Encryption_App.Backend
+{
+    abstract class CryptoManager
+    {
+        public abstract byte[] EncryptBytes();
+
+        public abstract bool DecryptBytes();
+    }
+}

src/EncryptionApp.csproj

@@ -60,6 +60,7 @@
       <SubType>Designer</SubType>
     </Page>
     <Compile Include="Backend\AESCryptoManager.cs" />
+    <Compile Include="Backend\CryptoManager.cs" />
     <Compile Include="Backend\MessageAuthenticator.cs" />
     <Compile Include="UI\App.xaml.cs">
       <DependentUpon>App.xaml</DependentUpon>

src/UI/MainWindow.xaml.cs

@@ -79,7 +79,7 @@ private void Encrypt_Click(object sender, RoutedEventArgs e)
             string pwd = InpTxtBox.Text;
             string ofilePath = FileTxtBox.Text;
             AESCryptoManager encryptor = new AESCryptoManager();
-            encryptor.AES_Encrypt(ofilePath, System.IO.Path.GetTempPath() + "tempdata.ini", Encoding.UTF8.GetBytes(pwd));
+            encryptor.EncryptBytes(ofilePath, System.IO.Path.GetTempPath() + "tempdata.ini", Encoding.UTF8.GetBytes(pwd));
             File.Copy(System.IO.Path.GetTempPath() + "tempdata.ini", ofilePath, true);
         }
 
@@ -91,7 +91,7 @@ private void Decrypt_Click(object sender, RoutedEventArgs e)
             FileInfo f = new FileInfo(ofilePath);
 
             AESCryptoManager decryptor = new AESCryptoManager();
-            bool worked = decryptor.AES_Decrypt(ofilePath, System.IO.Path.GetTempPath() + "tempdata.ini", Encoding.UTF8.GetBytes(pwd)); ;
+            bool worked = decryptor.DecryptBytes(ofilePath, System.IO.Path.GetTempPath() + "tempdata.ini", Encoding.UTF8.GetBytes(pwd)); ;
             if (worked) { File.Copy(System.IO.Path.GetTempPath() + "tempdata.ini", ofilePath, true); }
 
             if (!worked)