Fix bug when there are multiple missing fileds.

src/Infrastructure/BotSharp.Abstraction/Agents/IAgentRouting.cs

@@ -7,5 +7,6 @@ public interface IAgentRouting
     string AgentId { get; }
     Task<Agent> LoadRouter();
     RoutingItem[] GetRoutingRecords();
+    RoutingItem GetRecordByAgentId(string id);
     RoutingItem GetRecordByName(string name);
 }

src/Infrastructure/BotSharp.Abstraction/Conversations/Models/IncomingMessageModel.cs

@@ -1,3 +1,5 @@
+using System.Text.Json.Serialization;
+
 namespace BotSharp.Abstraction.Conversations.Models;
 
 public class IncomingMessageModel
@@ -9,6 +11,7 @@ public class IncomingMessageModel
     /// <summary>
     /// Model name
     /// </summary>
+    [JsonPropertyName("model")]
     public virtual string ModelName { get; set; } = "gpt-3.5-turbo";
 
     /// <summary>

src/Infrastructure/BotSharp.Core/Conversations/Services/ConversationService.GetChatCompletionsAsyncRecursively.cs

@@ -78,7 +78,10 @@ private async Task<bool> GetChatCompletionsAsyncRecursively(Agent agent,
                 return;
             }
 
-            fn.Content = fn.FunctionArgs.Replace("\r", " ").Replace("\n", " ").Trim() + " => " + fn.ExecutionResult;
+            var content = fn.FunctionArgs.Replace("\r", " ").Replace("\n", " ").Trim() + " => " + fn.ExecutionResult;
+            _logger.LogInformation(content);
+
+            fn.Content = content;
 
             // Agent has been transferred
             if (fn.CurrentAgentId != preAgentId)

src/Infrastructure/BotSharp.Core/Routing/RouteToAgentFn.cs

@@ -1,5 +1,4 @@
 using BotSharp.Abstraction.Functions;
-using BotSharp.Abstraction.MLTasks;
 using BotSharp.Abstraction.Routing.Models;
 
 namespace BotSharp.Core.Routing;
@@ -39,6 +38,8 @@ public async Task<bool> Execute(RoleDialogModel message)
             }
         }
 
+        // Set default execution data
+        message.ExecutionData = JsonSerializer.Deserialize<JsonElement>(message.FunctionArgs);
         return true;
     }
 
@@ -60,45 +61,65 @@ private bool HasMissingRequiredField(RoleDialogModel message, out string agentId
         }
 
         agentId = routingRule.AgentId;
+        // Add routed agent
+        message.FunctionArgs = AppendPropertyToArgs(message.FunctionArgs, "route_to", agentId);
 
         // Check required fields
         var root = JsonSerializer.Deserialize<JsonElement>(message.FunctionArgs);
-        bool hasMissingField = false;
-        string missingFieldName = "";
+        var missingFields = new List<string>();
         foreach (var field in routingRule.RequiredFields)
         {
             if (!root.EnumerateObject().Any(x => x.Name == field))
             {
-                message.ExecutionResult = $"missing {field}.";
-                hasMissingField = true;
-                missingFieldName = field;
-                break;
+                missingFields.Add(field);
             }
             else if (root.EnumerateObject().Any(x => x.Name == field) &&
                 string.IsNullOrEmpty(root.EnumerateObject().FirstOrDefault(x => x.Name == field).Value.ToString()))
             {
-                message.ExecutionResult = $"missing {field}.";
-                hasMissingField = true;
-                missingFieldName = field;
-                break;
+                missingFields.Add(field);
             }
         }
 
         // Check if states contains the field according conversation context.
         var states = _services.GetRequiredService<IConversationStateService>();
-        if (!string.IsNullOrEmpty(states.GetState(missingFieldName)))
+        foreach (var field in missingFields.ToList())
         {
-            var value = states.GetState(missingFieldName);
-            message.FunctionArgs = message.FunctionArgs.Substring(0, message.FunctionArgs.Length - 1) + $", \"{missingFieldName}\": \"{value}\"" + "}";
-            hasMissingField = false;
-            missingFieldName = "";
+            if (!string.IsNullOrEmpty(states.GetState(field)))
+            {
+                var value = states.GetState(field);
+                message.FunctionArgs = AppendPropertyToArgs(message.FunctionArgs, field, value);
+                missingFields.Remove(field);
+            }
         }
 
-        if (hasMissingField && !string.IsNullOrEmpty(routingRule.RedirectTo))
+        if (missingFields.Any())
         {
-            agentId = routingRule.RedirectTo;
+            // Add field to args
+            message.FunctionArgs = AppendPropertyToArgs(message.FunctionArgs, "missing_fields", missingFields);
+            message.ExecutionResult = $"missing some information";
+
+            // Handle redirect
+            if (!string.IsNullOrEmpty(routingRule.RedirectTo))
+            {
+                agentId = routingRule.RedirectTo;
+                var agent = router.GetRecordByAgentId(agentId);
+
+                // Add redirected agent
+                message.FunctionArgs = AppendPropertyToArgs(message.FunctionArgs, "redirect_to", agent.Name);
+            }
         }
 
-        return hasMissingField;
+        return missingFields.Any();
+    }
+
+    private string AppendPropertyToArgs(string args, string key, string value)
+    {
+        return args.Substring(0, args.Length - 1) + $", \"{key}\": \"{value}\"" + "}";
+    }
+
+    private string AppendPropertyToArgs(string args, string key, IEnumerable<string> values)
+    {
+        string fields = string.Join(",", values.Select(x => $"\"{x}\""));
+        return args.Substring(0, args.Length - 1) + $", \"{key}\": [{fields}]" + "}";
     }
 }

src/Infrastructure/BotSharp.Core/Routing/Router.cs

@@ -3,7 +3,6 @@
 using BotSharp.Abstraction.Repositories;
 using BotSharp.Abstraction.Routing.Models;
 using BotSharp.Abstraction.Routing.Settings;
-using System.IO;
 
 namespace BotSharp.Core.Routing;
 
@@ -56,4 +55,9 @@ public RoutingItem GetRecordByName(string name)
     {
         return GetRoutingRecords().First(x => x.Name.ToLower() == name.ToLower());
     }
+
+    public RoutingItem GetRecordByAgentId(string id)
+    {
+        return GetRoutingRecords().First(x => x.AgentId == id);
+    }
 }

src/Plugins/BotSharp.Plugin.ChatbotUI/ViewModels/OpenAiMessageInput.cs

@@ -10,9 +10,6 @@ public class OpenAiMessageInput : IncomingMessageModel
     public string AgentId { get; set; } = string.Empty;
     public string ConversationId { get; set; } = string.Empty;
 
-    [JsonPropertyName("model")]
-    public override string ModelName { get; set; } = string.Empty;
-
     public List<OpenAiMessageBody> Messages { get; set; } = new List<OpenAiMessageBody>();
 
     [JsonPropertyName("max_tokens")]