Доработан менеджер состояний.

BotPages.Core/Pages/ActionAttribute.cs

@@ -0,0 +1,20 @@
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.ComponentModel.DataAnnotations.Schema;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BotPages.Core
+{
+    public class ActionAttribute : Attribute
+    {
+        public ActionAttribute(string label)
+        {
+            Label = label;
+        }
+
+        public string Label { get; }
+    }
+}

BotPages.Core/Pages/ActionExtensions.cs

@@ -0,0 +1,48 @@
+using System.Reflection;
+
+namespace BotPages.Core
+{
+    public static class ActionExtensions
+    {
+        private static readonly Dictionary<Type, Dictionary<string, object>> _cache = new();
+
+        public static string GetActionLabel<T>(this T value)
+            where T : Enum
+        {
+            var fieldName = value.ToString();
+            var field = typeof(T).GetField(fieldName, BindingFlags.Public | BindingFlags.Static);
+            return field?.GetCustomAttribute<ActionAttribute>()?.Label ?? fieldName;
+        }
+
+        public static T? FromActionLabel<T>(string? value) where T : struct, Enum
+        {
+            if (value == null) return null;
+
+            var type = typeof(T);
+            if (!_cache.TryGetValue(type, out var map))
+            {
+                map = new Dictionary<string, object>();
+
+                var fields = type.GetFields(BindingFlags.Public | BindingFlags.Static);
+
+                foreach (var field in fields)
+                {
+                    var fieldValue = field.GetValue(null)!;
+                    var fieldName = field.Name;
+
+                    var attr = field.GetCustomAttribute<ActionAttribute>();
+
+                    if (attr != null)
+                    {
+                        fieldName = attr.Label;
+                    }
+
+                    map[fieldName] = fieldValue;
+                }
+
+            }
+
+            return map.TryGetValue(value, out var result) ? (T)result : null;
+        }
+    }
+}

BotPages.Core/Pages/NavEntry.cs

@@ -1,7 +0,0 @@
-namespace BotPages.Core
-{
-    /// <summary>
-    /// Запись навигационного стека: страница и её аргументы.
-    /// </summary>
-    public sealed record NavEntry(string PageId, object? Args = null);
-}

BotPages.Core/Pages/PageAction.cs

@@ -18,11 +18,23 @@
         /// <summary>
         /// Тип кнопки: inline или reply.
         /// </summary>
-        public ActionPlacement Placement { get; init; } = ActionPlacement.Inline;
+        public ActionPlacement Placement { get; init; } = ActionPlacement.Reply;
 
         /// <summary>
         /// Номер ряда для макета (0 — первая строка).
         /// </summary>
         public int Row { get; init; } = 0;
+
+        public PageAction()
+        {
+
+        }
+
+
+        public PageAction(Enum en)
+        {
+            Label = en.GetActionLabel();
+            Value = en.ToString();
+        }
     }
 }