merge tpf

1 files changed, 58 insertions, 0 deletions

diff --git a/Software/Visual_Studio/Scripting/Tango.Scripting/ScriptSession.cs b/Software/Visual_Studio/Scripting/Tango.Scripting/ScriptSession.cs
new file mode 100644
index 000000000..647ec7d87
--- /dev/null
+++ b/Software/Visual_Studio/Scripting/Tango.Scripting/ScriptSession.cs
@@ -0,0 +1,58 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Tango.Scripting
+{
+    public class ScriptSession
+    {
+        private Action _abortAction;
+
+        public event EventHandler<ScriptSessionStateChangedEventArgs> StateChanged;
+
+        public Script Script { get; private set; }
+
+        public String EffectiveCode { get; set; }
+
+        public ScriptSessionState State { get; set; }
+
+        public ScriptSession(Script script, String effectiveCode, Action abortAction)
+        {
+            _abortAction = abortAction;
+            Script = script;
+            EffectiveCode = effectiveCode;
+        }
+
+        public void Abort()
+        {
+            _abortAction();
+            State = ScriptSessionState.Aborted;
+            RaiseStateChanged();
+        }
+
+        internal void Failed(Exception ex)
+        {
+            State = ScriptSessionState.Failed;
+            RaiseStateChanged(null, ex);
+        }
+
+        internal void Completed(object returnValue)
+        {
+            State = ScriptSessionState.Completed;
+            RaiseStateChanged(returnValue, null);
+        }
+
+        private void RaiseStateChanged(object returnValue = null, Exception ex = null)
+        {
+            StateChanged?.Invoke(this, 
+                new ScriptSessionStateChangedEventArgs()
+                {
+                    ReturnValue = returnValue,
+                    State = State,
+                    Exception = ex
+                });
+        }
+    }
+}