add processor

src/Infrastructure/BotSharp.Abstraction/Knowledges/IKnowledgeService.cs

@@ -40,7 +40,8 @@ public interface IKnowledgeService
     /// <param name="contents"></param>
     /// <param name="refData"></param>
     /// <returns></returns>
-    Task<bool> ImportDocumentContentToKnowledge(string collectionName, string fileName, string fileSource, IEnumerable<string> contents, DocMetaRefData? refData = null);
+    Task<bool> ImportDocumentContentToKnowledge(string collectionName, string fileName, string fileSource, IEnumerable<string> contents,
+        DocMetaRefData? refData = null, Dictionary<string, object>? payload = null);
     /// <summary>
     /// Delete one document and its related knowledge in the collection
     /// </summary>

src/Infrastructure/BotSharp.Abstraction/Processors/IBaseProcessor.cs

@@ -0,0 +1,12 @@
+using BotSharp.Abstraction.Processors.Models;
+
+namespace BotSharp.Abstraction.Processors;
+
+public interface IBaseProcessor<TInput, TOutput> where TInput : LlmBaseRequest where TOutput : class
+{
+    string Provider { get; }
+    string Name => string.Empty;
+    int Order { get; }
+
+    Task<TOutput> Execute(TInput input);
+}

src/Infrastructure/BotSharp.Abstraction/Processors/Models/LlmBaseRequest.cs

@@ -0,0 +1,9 @@
+namespace BotSharp.Abstraction.Processors.Models;
+
+public class LlmBaseRequest
+{
+    public string Provider { get; set; }
+    public string Model { get; set; }
+    public string? AgentId { get; set; }
+    public string? TemplateName { get; set; }
+}

src/Infrastructure/BotSharp.Core/BotSharp.Core.csproj

@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
     <TargetFramework>$(TargetFramework)</TargetFramework>

src/Infrastructure/BotSharp.Core/BotSharpCoreExtensions.cs

@@ -8,6 +8,7 @@ using BotSharp.Abstraction.Messaging.JsonConverters;
 using BotSharp.Abstraction.Users.Settings;
 using BotSharp.Abstraction.Interpreters.Settings;
 using BotSharp.Abstraction.Infrastructures;
+using BotSharp.Core.Processors;
 
 namespace BotSharp.Core;
 
@@ -23,6 +24,7 @@ public static class BotSharpCoreExtensions
 
         services.AddScoped<ISettingService, SettingService>();
         services.AddScoped<IUserService, UserService>();
+        services.AddScoped<ProcessorFactory>();
 
         services.AddSingleton<DistributedLocker>();
 

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

@@ -46,6 +46,7 @@ public partial class ConversationService
         }
 
         // Before chat completion hook
+        hooks = ReOrderConversationHooks(hooks);
         foreach (var hook in hooks)
         {
             hook.SetAgent(agent)
@@ -173,4 +174,18 @@ public partial class ConversationService
         // Add to dialog history
         _storage.Append(_conversationId, response);
     }
+
+    private List<IConversationHook> ReOrderConversationHooks(List<IConversationHook> hooks)
+    {
+        var target = "ChatHubConversationHook";
+        var chathub = hooks.FirstOrDefault(x => x.GetType().Name == target);
+        var otherHooks = hooks.Where(x => x.GetType().Name != target).ToList();
+
+        if (chathub != null)
+        {
+            var newHooks = new List<IConversationHook> { chathub }.Concat(otherHooks);
+            return newHooks.ToList();
+        }
+        return hooks;
+    }
 }

src/Infrastructure/BotSharp.Core/Processors/ProcessorFactory.cs

@@ -0,0 +1,29 @@
+using BotSharp.Abstraction.Processors;
+using BotSharp.Abstraction.Processors.Models;
+
+namespace BotSharp.Core.Processors;
+
+public class ProcessorFactory
+{
+    private readonly IServiceProvider _services;
+
+    public ProcessorFactory(IServiceProvider services)
+    {
+        _services = services;
+    }
+
+    public IEnumerable<IBaseProcessor<TInput, TOutput>> Create<TInput, TOutput>(string provider)
+        where TInput : LlmBaseRequest where TOutput : class
+    {
+        var processors = _services.GetServices<IBaseProcessor<TInput, TOutput>>();
+        processors = processors.Where(x => x.Provider == provider);
+        return processors.OrderBy(x => x.Order);
+    }
+
+    public IBaseProcessor<TInput, TOutput>? Create<TInput, TOutput>(string provider, string name)
+        where TInput : LlmBaseRequest where TOutput : class
+    {
+        var processors = _services.GetServices<IBaseProcessor<TInput, TOutput>>();
+        return processors.FirstOrDefault(x => x.Provider == provider && x.Name == name);
+    }
+}

src/Plugins/BotSharp.Plugin.ChatHub/Hooks/ChatHubConversationHook.cs

@@ -54,6 +54,7 @@ public class ChatHubConversationHook : ConversationHookBase
         {
             ConversationId = conv.ConversationId,
             MessageId = message.MessageId,
+            Payload = message.Payload,
             Text = !string.IsNullOrEmpty(message.SecondaryContent) ? message.SecondaryContent : message.Content,
             Sender = UserViewModel.FromUser(sender)
         };

src/Plugins/BotSharp.Plugin.KnowledgeBase/BotSharp.Plugin.KnowledgeBase.csproj

@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
     <TargetFramework>$(TargetFramework)</TargetFramework>

src/Plugins/BotSharp.Plugin.KnowledgeBase/Services/KnowledgeService.Document.cs

@@ -112,7 +112,7 @@ public partial class KnowledgeService
 
 
     public async Task<bool> ImportDocumentContentToKnowledge(string collectionName, string fileName, string fileSource,
-        IEnumerable<string> contents, DocMetaRefData? refData = null)
+        IEnumerable<string> contents, DocMetaRefData? refData = null, Dictionary<string, object>? payload = null)
     {
         if (string.IsNullOrWhiteSpace(collectionName)
             || string.IsNullOrWhiteSpace(fileName)
@@ -132,20 +132,26 @@ public partial class KnowledgeService
             var fileId = Guid.NewGuid();
             var contentType = FileUtility.GetFileContentType(fileName);
 
-            var payload = new Dictionary<string, object>()
+            var innerPayload = new Dictionary<string, object>();
+            if (payload != null)
             {
-                { KnowledgePayloadName.DataSource, VectorDataSource.File },
-                { KnowledgePayloadName.FileId, fileId.ToString() },
-                { KnowledgePayloadName.FileName, fileName },
-                { KnowledgePayloadName.FileSource, fileSource }
-            };
+                foreach (var item in payload)
+                {
+                    innerPayload[item.Key] = item.Value;
+                }
+            }
+
+            innerPayload[KnowledgePayloadName.DataSource] = VectorDataSource.File;
+            innerPayload[KnowledgePayloadName.FileId] = fileId.ToString();
+            innerPayload[KnowledgePayloadName.FileName] = fileName;
+            innerPayload[KnowledgePayloadName.FileSource] = fileSource;
 
             if (!string.IsNullOrWhiteSpace(refData?.Url))
             {
-                payload[KnowledgePayloadName.FileUrl] = refData.Url;
+                innerPayload[KnowledgePayloadName.FileUrl] = refData.Url;
             }
 
-            var dataIds = await SaveToVectorDb(collectionName, contents, payload);
+            var dataIds = await SaveToVectorDb(collectionName, contents, innerPayload);
             db.SaveKnolwedgeBaseFileMeta(new KnowledgeDocMetaData
             {
                 Collection = collectionName,