From 5863858b090bde0860360666ba3e8e53635a5317 Mon Sep 17 00:00:00 2001
From: Fabien Masson <masson.fabien@gmail.com>
Date: Tue, 6 Oct 2026 23:46:17 +0200
Subject: [PATCH] =?UTF-8?q?fix=20panic=20:=20appels=20OnChunk=20sans=20gar?=
 =?UTF-8?q?de=20de=20nil=20dans=20AnyLLMEngine.Stream=20(crash=20du=20serv?=
 =?UTF-8?q?eur=20lors=20d'un=20appel=20d'outil=20hors=20streaming,=20ex.?=
 =?UTF-8?q?=20t=C3=A2che=20planifi=C3=A9e)?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 backend/internal/adapter/llm/anyllm.go | 28 +++++++++++++++-----------
 1 file changed, 16 insertions(+), 12 deletions(-)

diff --git a/backend/internal/adapter/llm/anyllm.go b/backend/internal/adapter/llm/anyllm.go
index 5668427..ece6a4d 100644
--- a/backend/internal/adapter/llm/anyllm.go
+++ b/backend/internal/adapter/llm/anyllm.go
@@ -168,13 +168,15 @@ func (e *AnyLLMEngine) Stream(
 					Extra: extra,
 				})
 
-				params.OnChunk(&domain.Chunk{
-					Done:      false,
-					ToolName:  tc.Function.Name,
-					Role:      anyllm.RoleAssistant,
-					Content:   tc.Function.Arguments,
-					Reasoning: false,
-				})
+				if params.OnChunk != nil {
+					params.OnChunk(&domain.Chunk{
+						Done:      false,
+						ToolName:  tc.Function.Name,
+						Role:      anyllm.RoleAssistant,
+						Content:   tc.Function.Arguments,
+						Reasoning: false,
+					})
+				}
 
 			}
 
@@ -182,11 +184,13 @@ func (e *AnyLLMEngine) Stream(
 	}
 
 	if !toolCalling {
-		params.OnChunk(&domain.Chunk{
-			Done:    true,
-			Role:    anyllm.RoleAssistant,
-			Content: "",
-		})
+		if params.OnChunk != nil {
+			params.OnChunk(&domain.Chunk{
+				Done:    true,
+				Role:    anyllm.RoleAssistant,
+				Content: "",
+			})
+		}
 	}
 
 	if err := <-errChan; err != nil {