feat(EnvelopeSmsHandler): Methode VerifyTotp hinzugefügt, um Totp mit TotpVerificationWindow von TotpSmsParams zu verifizieren.

EnvelopeGenerator.Application/Configurations/TotpSmsParams.cs

@@ -1,4 +1,5 @@
-using System.Globalization;
+using OtpNet;
+using System.Globalization;
 
 namespace EnvelopeGenerator.Application.Configurations
 {
@@ -13,6 +14,21 @@ namespace EnvelopeGenerator.Application.Configurations
         
         public ExpirationHandler Expiration { get; init; } = new();
 
+        public VerificationWindow? TotpVerificationWindow { get; private init; } = VerificationWindow.RfcSpecifiedNetworkDelay;
+
+        private IEnumerable<int>? _tvwParams;
+
+        public IEnumerable<int>? TotpVerificationWindowParams
+        {
+            get => _tvwParams;
+            init
+            {
+                _tvwParams = value;
+                if(_tvwParams is not null)
+                    TotpVerificationWindow = new(previous: _tvwParams.ElementAtOrDefault(0), future: _tvwParams.ElementAtOrDefault(0));
+            }
+        }
+
         public class ExpirationHandler
         {
             public string CacheKeyFormat { get; init; } = "e{0}_r{1}_sms_code_expiration";

EnvelopeGenerator.Application/Contracts/IEnvelopeSmsHandler.cs

@@ -12,4 +12,6 @@ public interface IEnvelopeSmsHandler
     /// <param name="cToken"></param>
     /// <returns></returns>
     Task<(SmsResponse? SmsResponse, DateTime Expiration)> SendTotpAsync(EnvelopeReceiverSecretDto er_secret, CancellationToken cToken = default);
+
+    bool VerifyTotp(string totpCode, string secretKey);
 }

EnvelopeGenerator.Application/Services/EnvelopeSmsHandler.cs

@@ -47,4 +47,7 @@ public class EnvelopeSmsHandler : IEnvelopeSmsHandler
             return (await _sender.SendSmsAsync(er_secret.PhoneNumber!, msg), new_expiration);
         }
     }
+
+    public bool VerifyTotp(string totpCode, string secretKey) => _codeGenerator
+        .VerifyTotp(totpCode, secretKey, _totpSmsParams.TotpStep, _totpSmsParams.TotpVerificationWindow);
 }