improvements, fixes

AyCode.Core/Enums/TrackingState.cs

@@ -6,10 +6,13 @@ using System.Threading.Tasks;
 
 namespace AyCode.Core.Enums
 {
-    public enum DataChangeMode
+    public enum TrackingState : byte
     {
-        Add = 1,
+        None = 0,
-        Update = 2,
+        Get = 1,
-        Remove = 3,
+        GetAll = 2,
+        Add = 3,
+        Update = 4,
+        Remove = 5,
     }
 }

AyCode.Core/Extensions/CollectionExtensions.cs

@@ -6,8 +6,9 @@ namespace AyCode.Core.Extensions
 {
     public static class CollectionExtensions
     {
-        public static DataChangeMode UpdateCollection<TDataItem>(this IList<TDataItem> source, TDataItem dataItem, bool isRemove) where TDataItem : IId<Guid>
+        public static TrackingState UpdateCollection<TDataItem>(this IList<TDataItem> source, TDataItem dataItem, bool isRemove) where TDataItem : IId<Guid>
         {
+            if (source == null) throw new ArgumentNullException(nameof(source), $"source == null");
             if (dataItem.Id.IsNullOrEmpty()) throw new ArgumentNullException(nameof(dataItem), "UpdateCollection->dataItem.Id.IsNullOrEmpty()");
 
             var transferIndex = source.FindIndex(x => x.Id == dataItem.Id);
@@ -16,17 +17,17 @@ namespace AyCode.Core.Extensions
             {
                 if (transferIndex > -1) source.RemoveAt(transferIndex);
 
-                return DataChangeMode.Remove;
+                return TrackingState.Remove;
             }
 
             if (transferIndex > -1)
             {
                 source[transferIndex] = dataItem;
-                return DataChangeMode.Update;
+                return TrackingState.Update;
             }
 
             source.Add(dataItem);
-            return DataChangeMode.Add;
+            return TrackingState.Add;
         }
 
         public static int FindIndex<T>(this IList<T> list, Predicate<T> predicate)

AyCode.Services/SignalRs/SignalRCrudTags.cs

@@ -1,4 +1,6 @@
-namespace AyCode.Services.SignalRs;
+using AyCode.Core.Enums;
+
+namespace AyCode.Services.SignalRs;
 
 public sealed class SignalRCrudTags(int getAllTag, int getItemTag, int addTag, int updateTag, int removeTag)
 {
@@ -8,4 +10,17 @@ public sealed class SignalRCrudTags(int getAllTag, int getItemTag, int addTag, i
     public int UpdateMessageTag { get; } = updateTag;
     public int RemoveMessageTag { get; } = removeTag;
 
+    public int GetMessageTagByTrackingState(TrackingState trackingState)
+    {
+        return trackingState switch
+        {
+            TrackingState.None => 0,
+            TrackingState.Get => GetItemMessageTag,
+            TrackingState.GetAll => GetAllMessageTag,
+            TrackingState.Add => AddMessageTag,
+            TrackingState.Update => UpdateMessageTag,
+            TrackingState.Remove => RemoveMessageTag,
+            _ => throw new ArgumentOutOfRangeException()
+        };
+    }
 }