重建会话记录逻辑

src/routes/chat.ts

@@ -15,6 +15,7 @@ import { type SessionRecord } from "../sessions/metadataStore.js";
 import { toActorKey, toProjectKey } from "../utils/fileStore.js";
 import {
   buildPromptWithLearningContext,
+  extractLatestFrontendTurn,
   generateSessionTitle,
   shouldGenerateSessionTitle,
 } from "./chatSession.js";
@@ -205,6 +206,26 @@ export const buildChatRouter = (
       messages: parsed.data.messages,
       branchGroups: parsed.data.branch_groups,
     });
+    const latestTurn = extractLatestFrontendTurn(parsed.data.messages);
+    if (latestTurn) {
+      void learningOrchestrator.onTurnCompleted({
+        ...latestTurn,
+        requestContext: {
+          actorKey,
+          clientSessionId: nextRecord.sessionId,
+          projectId,
+          projectKey,
+          traceId: req.header("x-trace-id") ?? `save-${nextRecord.sessionId}`,
+          userId,
+        },
+        sessionId: nextRecord.sessionId,
+      }).catch((error) => {
+        logger.warn(
+          { err: error, sessionId: nextRecord.sessionId },
+          "post-save learning failed",
+        );
+      });
+    }
     res.json({
       id: nextRecord.sessionId,
       title: nextRecord.title ?? "新对话",
@@ -635,21 +656,6 @@ export const buildChatRouter = (
               );
             }
           }
-          if (assistantText) {
-            void learningOrchestrator.onTurnCompleted({
-              assistantMessage: assistantText,
-              model: parsed.data.model,
-              requestContext,
-              sessionId: clientSessionId,
-              toolCallCount: streamResult.toolCallCount,
-              userMessage: parsed.data.message,
-            }).catch((error) => {
-              logger.warn(
-                { err: error, sessionId: clientSessionId },
-                "post-turn learning failed",
-              );
-            });
-          }
         }
       } finally {
         sessionBridge.finalizeRequest(clientSessionId);