Manifest.toml

@@ -2,7 +2,7 @@
 
 julia_version = "1.12.7"
 manifest_format = "2.0"
-project_hash = "eeddbbbbefd50bd46b098a2d54b2795d85daa76e"
+project_hash = "43252cf86e6030e836ede74c563b58ab2f0f0548"
 
 [[deps.AWS]]
 deps = ["Base64", "Compat", "Dates", "Downloads", "GitHub", "HTTP", "IniFile", "JSON", "MD5", "Mocking", "OrderedCollections", "Random", "SHA", "ScopedValues", "Sockets", "URIs", "UUIDs", "XMLDict"]
@@ -334,11 +334,11 @@ version = "1.2.0"
 
 [[deps.GeneralUtils]]
 deps = ["AWS", "AWSS3", "CSV", "DataFrames", "DataStructures", "Dates", "Distributions", "Graphs", "HTTP", "JSON", "LibPQ", "NATS", "OrderedCollections", "PrettyPrinting", "Random", "Revise", "SHA", "StringDistances", "URIs", "UUIDs"]
-git-tree-sha1 = "deb2a19735d937b6265d18f55ce0788ac574e9c7"
+git-tree-sha1 = "4d7ff3b02a9cbd6d4f65fea43551b0bca6a83a22"
 repo-rev = "main"
 repo-url = "https://git.yiem.cc/ton/GeneralUtils"
 uuid = "c6c72f09-b708-4ac8-ac7c-2084d70108fe"
-version = "0.6.6"
+version = "0.6.9"
 
 [[deps.GitHub]]
 deps = ["Base64", "Dates", "HTTP", "JSON", "MbedTLS", "Sockets", "SodiumSeal", "URIs"]
@@ -1126,7 +1126,7 @@ uuid = "228000da-037f-5747-90a9-8195ccbf91a5"
 version = "0.4.2"
 
 [[deps.YiemAgent]]
-deps = ["Base64", "CSV", "DataFrames", "DataStructures", "Dates", "GeneralUtils", "HTTP", "JSON", "LibPQ", "NATS", "PrettyPrinting", "Random", "Revise", "Serialization", "URIs", "UUIDs"]
+deps = ["Base64", "CSV", "DataFrames", "DataStructures", "Dates", "HTTP", "JSON", "LibPQ", "NATS", "PrettyPrinting", "Random", "Revise", "Serialization", "URIs", "UUIDs", "msghandler"]
 path = "."
 uuid = "e012c34b-7f78-48e0-971c-7abb83b6f0a2"
 version = "0.8.0"

Project.toml

@@ -26,7 +26,7 @@ msghandler = "f2724d33-f338-4a57-b9f8-1be882570d10"
 Base64 = "1.11.0"
 CSV = "0.10.15"
 DataFrames = "1.7.0"
-GeneralUtils = "0.6.6"
+GeneralUtils = "0.6.9"
 HTTP = "2.4.0"
 JSON = "1.6.1"
 NATS = "0.1.0"

my_AI_prompt.md

@@ -1 +1,94 @@
-read this code
+can you make sure yiemAgent use correct format when contacting MCP server. you can check MCP server doc at /home/ton/docker-apps/sommpanion/mcp/docs/specification.md?
+
+smartpack() and smartunpack() doc is at /home/ton/docker-apps/sommpanion/msghandler/README.md
+
+user code that use yiemAgent is here /home/ton/docker-apps/sommpanion/agent-backend/test/runtest.jl
+
+this is log folder that logs when I ran yiemAgent. you can check /home/ton/docker-apps/sommpanion/agent-backend/log/
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src/agentCore.jl

@@ -114,6 +114,27 @@ function yiemAgent(
   followUp    = Channel(32)
   outputChannel   = Channel(16)
 
+  if mcpServer === nothing
+    """ please implement the following MCP server interface
+    struct mcpServer
+      natsConn::NATS.Connection
+      topic::String
+      senderID::String
+    end
+
+    # MCP protocol: tools/list — returns tool definitions (JSON-RPC 2.0)
+    # check input and output format from MCP server doc
+    function (mcp::mcpServer)(method::String, sessionId::String)::AbstractDict{String, <:Any}
+      error("please implement MCP server tools/list interface")
+    end
+
+    # MCP protocol: tools/call — executes a tool (JSON-RPC 2.0)
+    function (mcp::mcpServer)(method::String, toolName::String, arguments::Dict{String, Any}, 
+      sessionId::String)::AbstractDict{String, <:Any}
+      error("please implement MCP server interface")
+    end
+    """
+  end
 
   tools = OrderedDict{String, agentTool}()
   registerAllTools(tools, mcpServer; eventSink=eventSink, sessionId=sessionId)
@@ -211,18 +232,18 @@ function _agentLoop(agent::yiemAgent)
     while true
       while newUserMsg === nothing 
         if isready(agent.inputChannel)
-          agent.eventSink("_agentLoop 1 agent._state.messages length $(length(agent._state.messages))")
+          agent.eventSink("_agentLoop 1 agent._state.messages length $(length(agent._state.messages))"; publish=false, log=true)
           # agent process new user msg immediately after the current tool call finished.
           newUserMsg = take!(agent.inputChannel)   
-          agent.eventSink("new user msg")
+          agent.eventSink("new user msg"; publish=false, log=true)
         else
           # check followUp message after _processMessage() is done
           if typeof(processingTask) == Task && istaskdone(processingTask) == true
-            agent.eventSink("_agentLoop 2 agent._state.messages length $(length(agent._state.messages))")
+            agent.eventSink("_agentLoop 2 agent._state.messages length $(length(agent._state.messages))"; publish=false, log=true)
             # if agent runs is done but followUpChannel has messages,
             # put new message in inputChannel instead
             if isready(agent.followUpChannel)
-              agent.eventSink("_agentLoop 3 agent._state.messages length $(length(agent._state.messages))")
+              agent.eventSink("_agentLoop 3 agent._state.messages length $(length(agent._state.messages))"; publish=false, log=true)
               while isready(agent.followUpChannel)
                 followUpMsg = take!(agent.followUpChannel)
                 put!(agent.inputChannel, followUpMsg)
@@ -230,18 +251,18 @@ function _agentLoop(agent::yiemAgent)
               processingTask = nothing        # reset
               result = nothing                # reset
             else  # _processMessage() done and no followUp message.
-              agent.eventSink("_agentLoop 4 agent._state.messages length $(length(agent._state.messages))")
+              agent.eventSink("_agentLoop 4 agent._state.messages length $(length(agent._state.messages))"; publish=false, log=true)
               result = deepcopy(agent._state.messages[end])
-              agent.eventSink("_agentLoop 4-1 ")
+              agent.eventSink("_agentLoop 4-1 "; publish=false, log=true)
               # filter out reasoningContent in-place
               filter!(c -> !(c isa reasoningContent), result.content)
-              agent.eventSink("_agentLoop 5 ")
+              agent.eventSink("_agentLoop 5 "; publish=false, log=true)
               # format output
               respondToUI = _assistantMessageToOpenAI(result)
-              agent.eventSink("_agentLoop 6 ")
+              agent.eventSink("_agentLoop 6 "; publish=false, log=true)
               put!(agent.outputChannel, respondToUI)
               if !isempty(result.content) && result.content[1] isa textContent
-                agent.eventSink(result.content[1].text)
+                agent.eventSink(result.content[1].text; publish=false, log=true)
               end
               processingTask = nothing        # reset
               result = nothing                # reset
@@ -272,7 +293,7 @@ function _agentLoop(agent::yiemAgent)
       else
         # spawn new _processMessage() if it is not already running.
         if processingTask === nothing
-          agent.eventSink("_agentLoop 5 agent._state.messages length $(length(agent._state.messages))")
+          agent.eventSink("_agentLoop 5 agent._state.messages length $(length(agent._state.messages))"; publish=false, log=true)
           # discard all messages in followUpChannel
           while isready(agent.followUpChannel)
             _ = take!(agent.followUpChannel)
@@ -303,7 +324,7 @@ function _agentLoop(agent::yiemAgent)
         showerror(io, e, bt)
         println(io)
     end
-    eventSink(errMsg)
+    eventSink(errMsg; publish=false, log=true)
 
     # On any error, send error response and exit the loop
     @error "Agent loop failed" error=e
@@ -351,7 +372,7 @@ function _processMessage(
   afterToolCall::Union{Function, Nothing},
   parallelToolExecute::Bool,
 )::Nothing
-  eventSink("_processMessage 1 _state.messages length $(length(agentMsgHistory))")
+  eventSink("_processMessage 1 _state.messages length $(length(agentMsgHistory))"; publish=false, log=true)
   # loop until llmCall() response didn't use tool calls
   final_response = nothing
 
@@ -372,43 +393,43 @@ function _processMessage(
     try
       # Drain inputChannel and convert OpenAI-format messages to userMessage type
       while isready(inputChannel)
-        eventSink("_processMessage 2 _state.messages length $(length(agentMsgHistory))")
+        eventSink("_processMessage 2 _state.messages length $(length(agentMsgHistory))"; publish=false, log=true)
         newUserMsg_openai = take!(inputChannel)
-        eventSink("_processMessage 3 _state.messages length $(length(agentMsgHistory))")
+        eventSink("_processMessage 3 _state.messages length $(length(agentMsgHistory))"; publish=false, log=true)
         if newUserMsg_openai === :shutdown
-          eventSink("_processMessage 4 _state.messages length $(length(agentMsgHistory))")
+          eventSink("_processMessage 4 _state.messages length $(length(agentMsgHistory))"; publish=false, log=true)
           # Re-emit shutdown signal for the loop to handle
           put!(inputChannel, :shutdown)
           break
         end
-        eventSink("_processMessage 5 _state.messages length $(length(agentMsgHistory))")
+        eventSink("_processMessage 5 _state.messages length $(length(agentMsgHistory))"; publish=false, log=true)
         newUserMsg = OpenAiToUserMessage(newUserMsg_openai)
         push!(agentMsgHistory, newUserMsg)
-        eventSink("_processMessage 6 _state.messages length $(length(agentMsgHistory))")
+        eventSink("_processMessage 6 _state.messages length $(length(agentMsgHistory))"; publish=false, log=true)
       end
-      eventSink("_processMessage 7 _state.messages length $(length(agentMsgHistory))")
+      eventSink("_processMessage 7 _state.messages length $(length(agentMsgHistory))"; publish=false, log=true)
       # call prepareContext()
       state = agentState(systemPrompt, nothing, tools, agentMsgHistory)
-      eventSink("_processMessage 8 _state.messages length $(length(agentMsgHistory))")
+      eventSink("_processMessage 8 _state.messages length $(length(agentMsgHistory))"; publish=false, log=true)
       preparedContext = prepareContext(state, eventSink)
-      eventSink("_processMessage 9 _state.messages length $(length(agentMsgHistory))")
+      eventSink("_processMessage 9 _state.messages length $(length(agentMsgHistory))"; publish=false, log=true)
       # Call formatMessagesForLLM() to format for LLM
       formattedMessages = formatMessagesForLLM(preparedContext, eventSink)
       
-      eventSink("_processMessage 10 formattedMessages $formattedMessages")    
+      eventSink("_processMessage 10 formattedMessages $formattedMessages"; publish=false, log=true)    
 
       """ response example
       response = JSON.Object{String, Any}("finish_reason" => "tool_calls", "index" => 0, "message" => JSON.Object{String, Any}("role" => "assistant", "content" => "", "reasoning_content" => "Here's a thinking process:\n\n1.  **Identify User Request**: The user is asking for the weather in Bangkok.\n2.  **Locate Relevant Tool**: I have a `getWeather` function available.\n3.  **Check Function Parameters**:\n   - `city` (required): City and country, e.g., 'San Francisco, CA' or 'Tokyo, Japan'\n   - `units` (optional, default \"celsius\"): Temperature scale (\"celsius\" or \"fahrenheit\")\n4.  **Prepare Parameters**:\n   - `city`: \"Bangkok, Thailand\" (adding country for clarity, though just \"Bangkok\" might work, following the example format is safer)\n   - `units`: Not specified, so I'll use the default (\"celsius\")\n5.  **Execute Tool Call**: Call `getWeather` with `city: \"Bangkok, Thailand\"`\n6.  **Anticipate Response**: The function will return current weather and forecast data for Bangkok. I'll then format it nicely for the user.\n   - *Self-Correction/Verification during thought*: The prompt says \"city: City and country, e.g., 'San Francisco, CA' or 'Tokyo, Japan'\". I'll use \"Bangkok, Thailand\". The `units` parameter is optional, so I'll omit it to use the default.\n   - Proceed with tool call.✅\n", "tool_calls" => Any[JSON.Object{String, Any}("type" => "function", "function" => JSON.Object{String, Any}("name" => "getWeather", "arguments" => "{\"city\":\"Bangkok, Thailand\"}"), "id" => "6fOilR5QPcdppbAAHluhkRyUDu3oWMAL")]))
       """
       response = llmCall(formattedMessages)
-      eventSink("LLM response " * string(response))
+      eventSink("LLM response " * string(response); publish=false, log=true)
 
-      eventSink("_processMessage 11 _state.messages length $(length(agentMsgHistory))")
+      eventSink("_processMessage 11 _state.messages length $(length(agentMsgHistory))"; publish=false, log=true)
       # Extract tool calls from LLM response content blocks
       hasToolCalls, toolCallList, assistant_msg = _extractToolCalls(response)
-      eventSink("hasToolCalls: $hasToolCalls\ntoolCallList: $toolCallList _state.messages length $(length(agentMsgHistory))")
-      eventSink("assistant_msg " * string(assistant_msg))
-      eventSink("_processMessage 11-1")
+      eventSink("hasToolCalls: $hasToolCalls\ntoolCallList: $toolCallList _state.messages length $(length(agentMsgHistory))"; publish=false, log=true)
+      eventSink("assistant_msg " * string(assistant_msg); publish=false, log=true)
+      eventSink("_processMessage 11-1"; publish=false, log=true)
 
       # Add assistant message (tool calls or text) to history for next LLM turn
       push!(agentMsgHistory, assistant_msg)
@@ -423,21 +444,21 @@ function _processMessage(
         )
 
         signal = abortSignal(false)
-        eventSink("_processMessage 12 _state.messages length $(length(agentMsgHistory))")
+        eventSink("_processMessage 12 _state.messages length $(length(agentMsgHistory))"; publish=false, log=true)
 
         # call executeToolCalls()
         toolResultBatch = executeToolCalls(preparedContext, assistant_msg, toolCallList, config, 
                                           signal, eventSink)      
-        eventSink("_processMessage 13 _state.messages length $(length(agentMsgHistory))")
+        eventSink("_processMessage 13 _state.messages length $(length(agentMsgHistory))"; publish=false, log=true)
 
         # save toolResults to messages
         for toolResult in toolResultBatch.messages
-          eventSink("toolResult " * string(toolResult))
+          eventSink("toolResult " * string(toolResult); publish=false, log=true)
           push!(agentMsgHistory, toolResult)
         end
-        eventSink("_processMessage 14 _state.messages length $(length(agentMsgHistory))")
+        eventSink("_processMessage 14 _state.messages length $(length(agentMsgHistory))"; publish=false, log=true)
         if toolResultBatch.terminate
-          eventSink("_processMessage 15 _state.messages length $(length(agentMsgHistory))")
+          eventSink("_processMessage 15 _state.messages length $(length(agentMsgHistory))"; publish=false, log=true)
           # If toolResultBatch requested termination, build a final response
           final_content = [textContent("Tool execution completed.")]
           for toolResult in toolResultBatch.messages
@@ -451,7 +472,7 @@ function _processMessage(
               end
             end
           end
-          eventSink("_processMessage 16 _state.messages length $(length(agentMsgHistory))")
+          eventSink("_processMessage 16 _state.messages length $(length(agentMsgHistory))"; publish=false, log=true)
           final_response = assistantMessage(
             role="assistant",
             content=final_content,
@@ -470,7 +491,7 @@ function _processMessage(
           break
         end
       else
-        eventSink("_processMessage 17 _state.messages length $(length(agentMsgHistory))")
+        eventSink("_processMessage 17 _state.messages length $(length(agentMsgHistory))"; publish=false, log=true)
         # LLM did not use tool calls — 
         break
       end
@@ -481,12 +502,12 @@ function _processMessage(
             println(io)
         end
 
-        eventSink(err_msg)
+        eventSink(err_msg; publish=false, log=true)
     end
   end
 
 
-  eventSink("_processMessage 18 _state.messages length $(length(agentMsgHistory))")
+  eventSink("_processMessage 18 _state.messages length $(length(agentMsgHistory))"; publish=false, log=true)
   return nothing
 end
 
@@ -926,46 +947,46 @@ function prepareToolCall(
   signal::abortSignal,
   eventSink
 )::Union{preparedToolCall,immediateOutcome}
-  eventSink("prepareToolCall 1")
+  eventSink("prepareToolCall 1"; publish=false, log=true)
 
   # pick a called tool from tool store
   tool = get(context.tools, toolCall.name, nothing) 
   
   if tool === nothing
-    eventSink("prepareToolCall 2")
+    eventSink("prepareToolCall 2"; publish=false, log=true)
     return immediateOutcome(createErrorToolResult("Tool $toolCall.name not found"), true)
   end
 
   try
-    eventSink("prepareToolCall 3")
+    eventSink("prepareToolCall 3"; publish=false, log=true)
     # 1. prepare arguments (tool-specific transform)
     prepared = prepareToolCallArguments(tool, toolCall)
-    eventSink("prepared " * string(prepared.arguments))
-    eventSink("prepareToolCall 4")
+    eventSink("prepared " * string(prepared.arguments); publish=false, log=true)
+    eventSink("prepareToolCall 4"; publish=false, log=true)
     validatedArgs = validateToolArguments(tool, prepared)
-    eventSink("validatedArgs " * string(validatedArgs))
-    eventSink("prepareToolCall 5")
+    eventSink("validatedArgs " * string(validatedArgs); publish=false, log=true)
+    eventSink("prepareToolCall 5"; publish=false, log=true)
     # 2. beforeToolCall hook — can block
     if config.beforeToolCall !== nothing
-      eventSink("prepareToolCall 6")
+      eventSink("prepareToolCall 6"; publish=false, log=true)
 
       before = config.beforeToolCall(
         beforeToolCallContext(assistantMsg, toolCall, validatedArgs, context), 
         signal
         )
-      eventSink("prepareToolCall 7")
+      eventSink("prepareToolCall 7"; publish=false, log=true)
       if signal.aborted
-        eventSink("prepareToolCall 8")
+        eventSink("prepareToolCall 8"; publish=false, log=true)
         return immediateOutcome(createErrorToolResult("Operation aborted"), true)
       end
 
       if before !== nothing && before.block
-        eventSink("prepareToolCall 9")
+        eventSink("prepareToolCall 9"; publish=false, log=true)
         return immediateOutcome(
           createErrorToolResult(get(before, :reason, "Tool execution was blocked")), true)
       end
     end
-    eventSink("prepareToolCall 10")
+    eventSink("prepareToolCall 10"; publish=false, log=true)
     return preparedToolCall(tool, toolCall, validatedArgs)
   catch e
     bt = catch_backtrace()
@@ -974,7 +995,7 @@ function prepareToolCall(
         println(io)
     end
 
-    eventSink(errMsg)
+    eventSink(errMsg; publish=false, log=true)
 
     return immediateOutcome(createErrorToolResult(sprint(showerror, e)), true)
   end
@@ -1026,13 +1047,13 @@ function executePreparedToolCall(
     signal::Union{Nothing,abortSignal},
     eventSink,
   )::executedOutcome
-  eventSink("executePreparedToolCall 1")
+  eventSink("executePreparedToolCall 1"; publish=false, log=true)
 
   try #WORKING  pass sessionId from yiemAgent to tool call
     result = prep.tool.execute(prep.toolCall.id, prep.args, signal, eventSink)
-    eventSink("executePreparedToolCall 2")
-    eventSink("tool execute raw result: " * sprint(show, result))
-    eventSink("executePreparedToolCall 3")
+    eventSink("executePreparedToolCall 2"; publish=false, log=true)
+    eventSink("tool execute raw result: " * sprint(show, result); publish=false, log=true)
+    eventSink("executePreparedToolCall 3"; publish=false, log=true)
     return executedOutcome(result, false)
   catch e
     bt = catch_backtrace()
@@ -1040,7 +1061,7 @@ function executePreparedToolCall(
         showerror(io, e, bt)
         println(io)
     end
-    eventSink(errMsg)
+    eventSink(errMsg; publish=false, log=true)
 
     return executedOutcome(createErrorToolResult(sprint(showerror, e)), true)
   end
@@ -1112,17 +1133,17 @@ function finalizeExecutedToolCall(
     signal::Union{Nothing,abortSignal},
     eventSink
 )::finalizedOutcome
-  eventSink("finalizeExecutedToolCall 1")
+  eventSink("finalizeExecutedToolCall 1"; publish=false, log=true)
   result = executed.result
   isError = executed.isError
-  eventSink("finalizeExecutedToolCall 2")
+  eventSink("finalizeExecutedToolCall 2"; publish=false, log=true)
   if config.afterToolCall !== nothing
     try
       after = config.afterToolCall(
         afterToolCallContext(assistantMsg, prep.toolCall, prep.args, result, isError, context), 
         signal
       )
-      eventSink("finalizeExecutedToolCall 3")
+      eventSink("finalizeExecutedToolCall 3"; publish=false, log=true)
       if after !== nothing
         result = merge(result, dict(:content=>get(after,:content,result.content),
                                     :details=>get(after,:details,result.details),
@@ -1136,13 +1157,13 @@ function finalizeExecutedToolCall(
           showerror(io, e, bt)
           println(io)
       end
-      eventSink(errMsg)
+      eventSink(errMsg; publish=false, log=true)
 
       result = createErrorToolResult(sprint(showerror, e))
       isError = true
     end
   end
-  eventSink("finalizeExecutedToolCall 4")
+  eventSink("finalizeExecutedToolCall 4"; publish=false, log=true)
   return finalizedOutcome(prep.toolCall, result, isError)
 end
 
@@ -1208,39 +1229,39 @@ function executeToolCallsSequential(
     signal::abortSignal,
     eventSink,
 )::agentToolCallBatch
-  eventSink("executeToolCallsSequential 1")
+  eventSink("executeToolCallsSequential 1"; publish=false, log=true)
   finalizedCalls = finalizedOutcome[]
   messages = toolResultMessage[]
 
   for tc in toolCalls
-    eventSink("start tool execute $(tc.id), $(tc.name), $(tc.arguments)")
+    eventSink("start tool execute $(tc.id), $(tc.name), $(tc.arguments)"; publish=false, log=true)
     prep = prepareToolCall(context, assistantMsg, tc, config, signal, eventSink)
-    eventSink("executeToolCallsSequential " * string(prep.args))
+    eventSink("executeToolCallsSequential " * string(prep.args); publish=false, log=true)
 
     if prep isa immediateOutcome
-      eventSink("executeToolCallsSequential 2-1")
+      eventSink("executeToolCallsSequential 2-1"; publish=false, log=true)
       finalized = finalizedOutcome(tc, prep.result, prep.isError)
-      eventSink("executeToolCallsSequential 2-2")
+      eventSink("executeToolCallsSequential 2-2"; publish=false, log=true)
     else
-      eventSink("executeToolCallsSequential 3")
+      eventSink("executeToolCallsSequential 3"; publish=false, log=true)
       executed = executePreparedToolCall(prep, signal, eventSink)
 
-      eventSink("executeToolCallsSequential 3-1")
+      eventSink("executeToolCallsSequential 3-1"; publish=false, log=true)
       finalized = finalizeExecutedToolCall(context, assistantMsg, prep, executed, config,
                                           signal, eventSink)
-      eventSink("executeToolCallsSequential 3-2")
+      eventSink("executeToolCallsSequential 3-2"; publish=false, log=true)
     end
-    eventSink("executeToolCallsSequential 4")
+    eventSink("executeToolCallsSequential 4"; publish=false, log=true)
     eventSink("finalized $(finalized.toolCall.id), $(finalized.toolCall.name),
-                          $(finalized.result), $(finalized.isError)")
+                          $(finalized.result), $(finalized.isError)"; publish=false, log=true)
     push!(messages, createToolResultMessage(finalized))
     push!(finalizedCalls, finalized)
-    eventSink("executeToolCallsSequential 5")
+    eventSink("executeToolCallsSequential 5"; publish=false, log=true)
     if signal !== nothing && signal.aborted
         break
     end
   end
-  eventSink("executeToolCallsSequential 6")
+  eventSink("executeToolCallsSequential 6"; publish=false, log=true)
   return agentToolCallBatch(messages, shouldTerminate(finalizedCalls))
 end
 
@@ -1313,7 +1334,7 @@ function executeToolCallsParallel(
   entries = Union{finalizedOutcome,Task}[]
 
   for tc in toolCalls
-    eventSink(toolExecStartEvent(tc.id, tc.name, tc.arguments))
+    eventSink(toolExecStartEvent(tc.id, tc.name, tc.arguments); publish=false, log=true)
 
     prep = prepareToolCall(context, assistantMsg, tc, config, signal, eventSink)
 
@@ -1412,7 +1433,7 @@ function executeToolCalls(
     eventSink,
   )::agentToolCallBatch
 
-  eventSink("_executeToolCalls 1")
+  eventSink("_executeToolCalls 1"; publish=false, log=true)
   hasSequential = false
   for tc in toolCalls
       t = get(context.tools, tc.name, nothing)
@@ -1421,13 +1442,13 @@ function executeToolCalls(
           break
       end
   end
-  eventSink("_executeToolCalls 2")
+  eventSink("_executeToolCalls 2"; publish=false, log=true)
   if config.toolExecution == "sequential" || hasSequential
-    eventSink("_executeToolCalls 3")
+    eventSink("_executeToolCalls 3"; publish=false, log=true)
     return executeToolCallsSequential(context, assistantMsg, toolCalls, config, signal,
                                       eventSink)
   else
-    eventSink("_executeToolCalls 4")
+    eventSink("_executeToolCalls 4"; publish=false, log=true)
     return executeToolCallsParallel(context, assistantMsg, toolCalls, config, signal,
                                     eventSink)
   end
@@ -1563,11 +1584,6 @@ end
 
 
 
-
-
-
-
-
 
 
 

src/api.jl

@@ -39,7 +39,7 @@ function promptAgent(agent::yiemAgent, msg::AbstractDict{String, Any})
 end
 
 function promptAgent(agent::yiemAgent, text::String)
-  put!(agent.inputChannel, Dict("role" => "user", "content" => text))
+  put!(agent.inputChannel, Dict("role" => "user", "content" => [Dict("type" => "text", "text" => text)]))
   return agent
 end
 
@@ -97,7 +97,7 @@ function followUp(agent::yiemAgent, msg::AbstractDict{String, Any})
 end
 
 function followUp(agent::yiemAgent, text::String)
-  put!(agent.followUpChannel, Dict("role" => "user", "content" => text))
+  put!(agent.followUpChannel, Dict("role" => "user", "content" => [Dict("type" => "text", "text" => text)]))
   return agent
 end
 

src/utils.jl

@@ -3,7 +3,7 @@ module utils
 export clearhistory, availableWineToText, prepareContext, formatMsgForLLM, validateRequiredArgs, 
       validateToolArguments, _userMessageToOpenAI, 
       _assistantMessageToOpenAI, _toolResultMessageToOpenAI, _messageContentToBlocks, _toolsToOpenAI,
-      beforeToolCall, afterToolCall, eventSink
+      beforeToolCall, afterToolCall
 
 using UUIDs, Dates, DataStructures, HTTP, JSON, NATS
 using GeneralUtils
@@ -310,7 +310,7 @@ Common use cases:
 - `agentToolResult(...)` to return a modified result (content, details, usage,
   terminate flag can all be overridden).
 
-"""
+"""   #WORKING arrange result from searchWine tool
 function afterToolCall(context::afterToolCallContext, signal::abortSignal
   )::Union{agentToolResult, Nothing}
 
@@ -319,108 +319,6 @@ function afterToolCall(context::afterToolCallContext, signal::abortSignal
   return nothing
 end
 
-
-"""
-Create an event sink for logging messages and/or publishing to NATS.
-
-# Fields
-- `natsConn`: NATS connection, or `nothing` for file-only sink
-- `topic`: NATS topic to publish to, or `nothing` for file-only sink
-- `service_name`: Optional prefix added to log entries
-- `log_file`: Path to the log file
-- `max_log_entries`: Maximum number of entries to keep in the log file
-
-# Callable interface
-```julia
-    (es::eventSink)(msg::String; log=true, publish=true) -> Nothing
-```
-Write a timestamped log entry to file, publish to NATS, or both.
-
-# Examples
-```julia
-using NATS
-
-conn = NATS.connect()
-
-# With NATS — logs to file and publishes to "agent.events"
-es = eventSink(natsConn=conn, topic="agent.events", service_name="agent1")
-es("agent started")               # both file + NATS (default)
-es("task done"; log=false)        # NATS only
-es("checkpoint"; publish=false)   # file only
-
-# File only — no NATS connection
-es2 = eventSink(log_file="./agent.log", service_name="worker")
-es2("ready")                      # file only
-
-NATS.drain(conn)
-```
-"""
-struct eventSink
-  natsConn::Union{NATS.Connection, Nothing}
-  topic::Union{String, Nothing}
-  service_name::String
-  log_file::String
-  max_log_entries::Int
-end
-
-eventSink(; natsConn=nothing, topic=nothing, service_name="", log_file="./log/eventSink.md", max_log_entries=100) =
-  eventSink(natsConn, topic, service_name, log_file, max_log_entries)
-
-"""
-    rotate!(es::eventSink) -> Nothing
-
-Rewrite the log file keeping only the last `max_log_entries` entries.
-Call after writing when the entry count reaches the limit.
-"""
-function rotate!(es::eventSink)
-    content = read(es.log_file, String)
-    entries = split(content, r"- \[", keepempty=false)
-    open(es.log_file, "w") do f
-        write(f, "- [")
-        for e in entries[2:end]
-            write(f, "- [", e)
-        end
-    end
-end
-
-"""
-    (es::eventSink)(msg::String; log=true, publish=true) -> Nothing
-
-Write a timestamped log entry to file, publish to NATS, or both.
-
-# Arguments
-- `msg`: The message to log or publish.
-- `log`: If `true`, append the entry to `es.log_file` (default `true`).
-- `publish`: If `true`, publish to the NATS topic (default `true`; no-op if no NATS connection was provided).
-"""
-function (es::eventSink)(msg::String; log::Bool=true, publish::Bool=true)
-    timestamp = Dates.format(now(), "yyyy-mm-ddTHH:MM:SS.sss")
-    svc_prefix = isempty(es.service_name) ? "" : "[$(es.service_name)] "
-    entry = "- [$timestamp] $svc_prefix$msg\n"
-    if log
-        log_dir = dirname(es.log_file)
-        mkpath(log_dir)
-        open(es.log_file, "a") do f
-            write(f, entry)
-        end
-        # Rotate after write — keep only last max_log_entries entries
-        content = read(es.log_file, String)
-        entries = split(content, r"- \[", keepempty=false)
-        if length(entries) > es.max_log_entries
-            rotate!(es)
-        end
-    end
-    if publish && es.topic !== nothing && es.natsConn !== nothing
-        try
-            NATS.publish(es.natsConn, es.topic, entry)
-        catch e
-            @warn "eventSink NATS publish failed" exception=e
-        end
-    end
-end
-
-
-
 """
 Convert a userMessage to OpenAI message format.
 """