From d7d432b8a1dbea9e18f78d835112fa074051f587 Mon Sep 17 00:00:00 2001
From: Grail Finder <wohilas@gmail.com>
Date: Fri, 8 Aug 2025 13:03:37 +0300
Subject: Enha: /chat /completions tool calls to live in peace

---
 bot.go | 44 +++++++++++++++++++++++++++++---------------
 1 file changed, 29 insertions(+), 15 deletions(-)

(limited to 'bot.go')

diff --git a/bot.go b/bot.go
index 72a0c44..b2de311 100644
--- a/bot.go
+++ b/bot.go
@@ -17,7 +17,6 @@ import (
 	"net/http"
 	"os"
 	"path"
-	"strconv"
 	"strings"
 	"time"
 
@@ -44,6 +43,7 @@ var (
 	interruptResp       = false
 	ragger              *rag.RAG
 	chunkParser         ChunkParser
+	lastToolCall        *models.FuncCall
 	//nolint:unused // TTS_ENABLED conditionally uses this
 	orator          extra.Orator
 	asr             extra.STT
@@ -171,7 +171,7 @@ func sendMsgToLLM(body io.Reader) {
 	req.Header.Add("Accept", "application/json")
 	req.Header.Add("Content-Type", "application/json")
 	req.Header.Add("Authorization", "Bearer "+chunkParser.GetToken())
-	req.Header.Set("Content-Length", strconv.Itoa(len(bodyBytes)))
+	// req.Header.Set("Content-Length", strconv.Itoa(len(bodyBytes)))
 	req.Header.Set("Accept-Encoding", "gzip")
 	// nolint
 	// resp, err := httpClient.Post(cfg.CurrentAPI, "application/json", body)
@@ -253,6 +253,9 @@ func sendMsgToLLM(body io.Reader) {
 		answerText = strings.ReplaceAll(chunk.Chunk, "\n\n", "\n")
 		chunkChan <- answerText
 		openAIToolChan <- chunk.ToolChunk
+		if chunk.FuncName != "" {
+			lastToolCall.Name = chunk.FuncName
+		}
 	interrupt:
 		if interruptResp { // read bytes, so it would not get into beginning of the next req
 			interruptResp = false
@@ -409,22 +412,32 @@ out:
 	if err := updateStorageChat(activeChatName, chatBody.Messages); err != nil {
 		logger.Warn("failed to update storage", "error", err, "name", activeChatName)
 	}
-	// INFO: for completion only; openai has it's own tool struct
 	findCall(respText.String(), toolResp.String(), tv)
 }
 
 func findCall(msg, toolCall string, tv *tview.TextView) {
-	fc := models.FuncCall{}
-	jsStr := toolCallRE.FindString(msg)
-	if jsStr == "" {
-		return
-	}
-	prefix := "__tool_call__\n"
-	suffix := "\n__tool_call__"
-	jsStr = strings.TrimSuffix(strings.TrimPrefix(jsStr, prefix), suffix)
-	if err := json.Unmarshal([]byte(jsStr), &fc); err != nil {
-		logger.Error("failed to unmarshal tool call", "error", err, "json_string", jsStr)
-		return
+	fc := &models.FuncCall{}
+	if toolCall != "" {
+		openAIToolMap := make(map[string]string)
+		// respect tool call
+		if err := json.Unmarshal([]byte(toolCall), &openAIToolMap); err != nil {
+			logger.Error("failed to unmarshal openai tool call", "call", toolCall, "error", err)
+			return
+		}
+		lastToolCall.Args = openAIToolMap
+		fc = lastToolCall
+	} else {
+		jsStr := toolCallRE.FindString(msg)
+		if jsStr == "" {
+			return
+		}
+		prefix := "__tool_call__\n"
+		suffix := "\n__tool_call__"
+		jsStr = strings.TrimSuffix(strings.TrimPrefix(jsStr, prefix), suffix)
+		if err := json.Unmarshal([]byte(jsStr), &fc); err != nil {
+			logger.Error("failed to unmarshal tool call", "error", err, "json_string", jsStr)
+			return
+		}
 	}
 	// call a func
 	f, ok := fnMap[fc.Name]
@@ -433,7 +446,7 @@ func findCall(msg, toolCall string, tv *tview.TextView) {
 		chatRound(m, cfg.ToolRole, tv, false, false)
 		return
 	}
-	resp := f(fc.Args...)
+	resp := f(fc.Args)
 	toolMsg := fmt.Sprintf("tool response: %+v", string(resp))
 	chatRound(toolMsg, cfg.ToolRole, tv, false, false)
 }
@@ -550,6 +563,7 @@ func init() {
 		logger.Error("failed to load chat", "error", err)
 		return
 	}
+	lastToolCall = &models.FuncCall{}
 	lastChat := loadOldChatOrGetNew()
 	chatBody = &models.ChatBody{
 		Model:    "modelname",
-- 
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