Complete designing timeline service though there may be many bugs in the design.

1 files changed, 28 insertions, 0 deletions

diff --git a/Timeline/Services/TimelineMemberOperationUserException.cs b/Timeline/Services/TimelineMemberOperationUserException.cs
new file mode 100644
index 00000000..998f1a6e
--- /dev/null
+++ b/Timeline/Services/TimelineMemberOperationUserException.cs
@@ -0,0 +1,28 @@
+using System;

+using System.Globalization;

+

+namespace Timeline.Services

+{

+    [Serializable]

+    public class TimelineMemberOperationUserException : Exception

+    {

+        public TimelineMemberOperationUserException() : base(Resources.Services.Exception.TimelineMemberOperationException) { }

+        public TimelineMemberOperationUserException(string message) : base(message) { }

+        public TimelineMemberOperationUserException(string message, Exception inner) : base(message, inner) { }

+        protected TimelineMemberOperationUserException(

+          System.Runtime.Serialization.SerializationInfo info,

+          System.Runtime.Serialization.StreamingContext context) : base(info, context) { }

+

+        public TimelineMemberOperationUserException(int index, string username, Exception inner) : base(MakeIndexMessage(index), inner) { Index = index; Username = username; }

+

+        private static string MakeIndexMessage(int index) => string.Format(CultureInfo.CurrentCulture,

+            Resources.Services.Exception.TimelineMemberOperationExceptionIndex, index);

+

+        /// <summary>

+        /// The index of the member on which the operation failed.

+        /// </summary>

+        public int? Index { get; set; }

+

+        public string? Username { get; set; }

+    }

+}