feat: Index-Parameter zu Message-Methoden in DTOExtensions hinzugefügt, um Nachrichten an einer bestimmten Position einzufügen.

DigitalData.Core.DTO/DTOExtensions.cs

@@ -5,22 +5,34 @@ namespace DigitalData.Core.DTO
 {
     public static class DTOExtensions
     {
-        public static T Message<T>(this T result, string message) where T : Result
+        public static T Message<T>(this T result, string message, int? index = null) where T : Result
         {
-            result.Messages.Add(message);
+            if(index is null)
-            return result;
+                result.Messages.Add(message);
+            else
+				result.Messages.Insert(index.Value, message);
+
+			return result;
         }
 
-        public static T Message<T>(this T result, params string[] messages) where T : Result
+        public static T Message<T>(this T result, int? index = null, params string[] messages) where T : Result
         {
-            result.Messages.AddRange(messages);
+            if(index is null)
-            return result;
+                result.Messages.AddRange(messages);
+            else
+				result.Messages.InsertRange(index.Value, messages);
+
+			return result;
         }
 
-        public static T Message<T>(this T result, IEnumerable<string> messages) where T : Result
+        public static T Message<T>(this T result, IEnumerable<string> messages, int? index = null) where T : Result
         {
-            result.Messages.AddRange(messages);
+            if(index is null)
-            return result;
+                result.Messages.AddRange(messages);
+            else
+				result.Messages.InsertRange(index.Value, messages);
+
+			return result;
         }
 
         public static T Notice<T>(this T result, Notice notice) where T : Result

DigitalData.Core.DTO/DataResult.cs

@@ -6,5 +6,7 @@ namespace DigitalData.Core.DTO
     {
         [JsonIgnore(Condition = JsonIgnoreCondition.WhenWritingNull)]
         public required T Data { get; set; }
-    }
+
+		public DataResult<I> ToFail<I>() => Fail<I>().Message(Messages).Notice(Notices);
+	}
 }