clean code

src/Infrastructure/BotSharp.Core/Conversations/Services/ConversationStateService.cs

@@ -58,9 +58,9 @@ public IConversationStateService SetState<T>(string name, T value, bool isNeedVe
 
         if (ContainsState(name) && _curStates.TryGetValue(name, out var pair))
         {
-            var lastNode = pair?.Values?.LastOrDefault();
-            preActiveRounds = lastNode?.ActiveRounds;
-            preValue = lastNode?.Data ?? string.Empty;
+            var leafNode = pair?.Values?.LastOrDefault();
+            preActiveRounds = leafNode?.ActiveRounds;
+            preValue = leafNode?.Data ?? string.Empty;
         }
 
         _logger.LogInformation($"[STATE] {name} = {value}");
@@ -139,7 +139,7 @@ public Dictionary<string, string> Load(string conversationId)
         {
             var key = state.Key;
             var value = state.Value;
-            var leafNode = value.Values.LastOrDefault();
+            var leafNode = value?.Values?.LastOrDefault();
             if (leafNode == null) continue;
 
             _curStates[key] = new StateKeyValue
@@ -261,7 +261,7 @@ public bool RemoveState(string name)
                 AfterActiveRounds = leafNode.ActiveRounds,
                 DataType = leafNode.DataType,
                 Source = leafNode.Source,
-                Readonly = _curStates[name].Readonly
+                Readonly = value.Readonly
             }).Wait();
         }
 

src/Infrastructure/BotSharp.Core/Repository/FileRepository/FileRepository.Conversation.cs

@@ -1,5 +1,4 @@
 using BotSharp.Abstraction.Loggers.Models;
-using BotSharp.Abstraction.Repositories.Filters;
 using BotSharp.Abstraction.Repositories.Models;
 using System.Globalization;
 using System.IO;
@@ -35,30 +34,13 @@ public void CreateNewConversation(Conversation conversation)
             var stateFile = Path.Combine(dir, STATE_FILE);
             if (!File.Exists(stateFile))
             {
-                var states = conversation.States ?? new Dictionary<string, string>();
-                var initialStates = states.Select(x => new StateKeyValue
-                {
-                    Key = x.Key,
-                    Values = new List<StateValue>
-                    {
-                        new StateValue { Data = x.Value, UpdateTime = DateTime.UtcNow }
-                    }
-                }).ToList();
-                File.WriteAllText(stateFile, JsonSerializer.Serialize(initialStates, _options));
+                File.WriteAllText(stateFile, JsonSerializer.Serialize(new List<StateKeyValue>(), _options));
             }
 
             var breakpointFile = Path.Combine(dir, BREAKPOINT_FILE);
             if (!File.Exists(breakpointFile))
             {
-                var initialBreakpoints = new List<ConversationBreakpoint>
-                {
-                    new ConversationBreakpoint()
-                    {
-                        Breakpoint = utcNow.AddMilliseconds(-100),
-                        CreatedTime = DateTime.UtcNow
-                    }
-                };
-                File.WriteAllText(breakpointFile, JsonSerializer.Serialize(initialBreakpoints, _options));
+                File.WriteAllText(breakpointFile, JsonSerializer.Serialize(new List<ConversationBreakpoint>(), _options));
             }
         }
 
@@ -180,8 +162,8 @@ public void UpdateConversationBreakpoint(string conversationId, ConversationBrea
                     {
                         MessageId = breakpoint.MessageId,
                         Breakpoint = breakpoint.Breakpoint,
-                        CreatedTime = DateTime.UtcNow,
                         Reason = breakpoint.Reason,
+                        CreatedTime = DateTime.UtcNow,
                     }
                 };
 

src/Plugins/BotSharp.Plugin.MongoStorage/Collections/ConversationStateDocument.cs

@@ -5,6 +5,6 @@ namespace BotSharp.Plugin.MongoStorage.Collections;
 public class ConversationStateDocument : MongoBase
 {
     public string ConversationId { get; set; }
-    public List<StateMongoElement> States { get; set; }
-    public List<BreakpointMongoElement> Breakpoints { get; set; }
+    public List<StateMongoElement> States { get; set; } = new List<StateMongoElement>();
+    public List<BreakpointMongoElement> Breakpoints { get; set; } = new List<BreakpointMongoElement>();
 }

src/Plugins/BotSharp.Plugin.MongoStorage/Repository/MongoRepository.Conversation.cs

@@ -3,7 +3,6 @@
 using BotSharp.Abstraction.Repositories.Models;
 using BotSharp.Plugin.MongoStorage.Collections;
 using BotSharp.Plugin.MongoStorage.Models;
-using System.Text.RegularExpressions;
 
 namespace BotSharp.Plugin.MongoStorage.Repository;
 
@@ -34,21 +33,11 @@ public void CreateNewConversation(Conversation conversation)
             Dialogs = new List<DialogMongoElement>()
         };
 
-        var states = conversation.States ?? new Dictionary<string, string>();
-        var initialStates = states.Select(x => new StateMongoElement
-        {
-            Key = x.Key,
-            Values = new List<StateValueMongoElement>
-        {
-            new StateValueMongoElement { Data = x.Value, UpdateTime = DateTime.UtcNow }
-        }
-        }).ToList();
-
         var stateDoc = new ConversationStateDocument
         {
             Id = Guid.NewGuid().ToString(),
             ConversationId = convDoc.Id,
-            States = initialStates,
+            States = new List<StateMongoElement>(),
             Breakpoints = new List<BreakpointMongoElement>()
         };
 
@@ -169,19 +158,20 @@ public void UpdateConversationBreakpoint(string conversationId, ConversationBrea
 
         var filter = Builders<ConversationStateDocument>.Filter.Eq(x => x.ConversationId, conversationId);
         var state = _dc.ConversationStates.Find(filter).FirstOrDefault();
+        var leafNode = state?.Breakpoints?.LastOrDefault();
 
-        if (state == null || state.Breakpoints.IsNullOrEmpty())
+        if (leafNode == null)
         {
             return null;
         }
 
-        return state.Breakpoints.Select(x => new ConversationBreakpoint
+        return new ConversationBreakpoint
         {
-            Breakpoint = x.Breakpoint,
-            CreatedTime = x.CreatedTime,
-            MessageId = x.MessageId,
-            Reason = x.Reason,
-        }).LastOrDefault();
+            Breakpoint = leafNode.Breakpoint,
+            MessageId = leafNode.MessageId,
+            Reason = leafNode.Reason,
+            CreatedTime = leafNode.CreatedTime,
+        };
     }
 
     public ConversationState GetConversationStates(string conversationId)