1 files changed, 101 insertions, 0 deletions
diff --git a/TwoStepsAuthenticator.TestApp/ViewModel.cs b/TwoStepsAuthenticator.TestApp/ViewModel.cs
new file mode 100644
index 0000000..51db3a8
--- /dev/null
+++ b/TwoStepsAuthenticator.TestApp/ViewModel.cs
@@ -0,0 +1,101 @@
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Timers;
+using System.Windows.Threading;
+
+namespace TwoStepsAuthenticatorTestApp
+{
+    public class ViewModel : INotifyPropertyChanged
+    {
+        private string key;
+        public string Key
+        {
+            get
+            {
+                return key;
+            }
+            set
+            {
+                if (key != value)
+                {
+                    key = value;
+                    RaisePropertyChanged("Key");
+                }
+            }
+        }
+
+        private string code;
+        public string Code
+        {
+            get
+            {
+                return code;
+            }
+            set
+            {
+                if (code != value)
+                {
+                    code = value;
+                    RaisePropertyChanged("Code");
+                    GetCode();
+                }
+            }
+        }
+
+        private int count;
+        public int Count
+        {
+            get
+            {
+                return count;
+            }
+            set
+            {
+                if (count != value)
+                {
+                    count = value;
+                    if (count < 0)
+                    {
+                        count = 30;
+                        GetCode();
+                    }
+                    RaisePropertyChanged("Count");
+                }
+            }
+        }
+
+        DispatcherTimer timer;
+
+        public ViewModel()
+        {
+            timer = new DispatcherTimer(TimeSpan.FromSeconds(1), DispatcherPriority.Normal, timerCallback, App.Current.Dispatcher);
+            //timer.Elapsed += timer_Elapsed;
+            timer.Start();
+        }
+
+        private void timerCallback(object sender, EventArgs e)
+        {
+            Count--;
+        }
+
+
+        public event PropertyChangedEventHandler PropertyChanged;
+        private void RaisePropertyChanged(string propertyName)
+        {
+            if (PropertyChanged != null)
+            {
+                PropertyChanged(this, new PropertyChangedEventArgs(propertyName));
+            }
+        }
+
+        internal void GetCode()
+        {
+            var auth = new TwoStepsAuthenticator.Authenticator();
+            Code = auth.GetCode(this.Key);
+        }
+    }
+}