From 5f9f9a9e40306f83bf360c3d27e4e33e78565fce Mon Sep 17 00:00:00 2001
From: 杨宇千 <crupest@outlook.com>
Date: Thu, 7 Nov 2019 22:06:06 +0800
Subject: Complete PersonalTimelineController and write attribute test.

---
 Timeline/Services/TimelineMemberOperationUserException.cs | 15 ++++++++++++---
 1 file changed, 12 insertions(+), 3 deletions(-)

(limited to 'Timeline/Services/TimelineMemberOperationUserException.cs')

diff --git a/Timeline/Services/TimelineMemberOperationUserException.cs b/Timeline/Services/TimelineMemberOperationUserException.cs
index 998f1a6e..543ee160 100644
--- a/Timeline/Services/TimelineMemberOperationUserException.cs
+++ b/Timeline/Services/TimelineMemberOperationUserException.cs
@@ -6,6 +6,12 @@ namespace Timeline.Services
     [Serializable]
     public class TimelineMemberOperationUserException : Exception
     {
+        public enum MemberOperation
+        {
+            Add,
+            Remove
+        }
+
         public TimelineMemberOperationUserException() : base(Resources.Services.Exception.TimelineMemberOperationException) { }
         public TimelineMemberOperationUserException(string message) : base(message) { }
         public TimelineMemberOperationUserException(string message, Exception inner) : base(message, inner) { }
@@ -13,10 +19,13 @@ namespace Timeline.Services
           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; }
+        public TimelineMemberOperationUserException(int index, MemberOperation operation, string username, Exception inner)
+            : base(MakeMessage(operation, index), inner) { Operation = operation; Index = index; Username = username; }
+
+        private static string MakeMessage(MemberOperation operation, int index) => string.Format(CultureInfo.CurrentCulture,
+            Resources.Services.Exception.TimelineMemberOperationExceptionDetail, operation, index);
 
-        private static string MakeIndexMessage(int index) => string.Format(CultureInfo.CurrentCulture,
-            Resources.Services.Exception.TimelineMemberOperationExceptionIndex, index);
+        public MemberOperation? Operation { get; set; }
 
         /// <summary>
         /// The index of the member on which the operation failed.
-- 
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