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src/api/routes/modelconversation.js

@@ -2,7 +2,9 @@ import * as db from '../../db/modelconversation.js';
 import env from '../../config/env.js';
 import { RETIRED_MODELS, resolveDefaultModel } from '../../tools/llm-key.js';
 import { emit } from '../sse.js';
-import { getOrCreateManager, removeManager } from '../../services/conversationManager.js';
+import { getOrCreateManager, removeManager, cleanUserMessageContent } from '../../services/conversationManager.js';
+
+const FIRST_MESSAGE_MAX_CHARS = 200;
 
 // #region Helpers
 
@@ -22,6 +24,24 @@ function parsePositiveInt(value, field) {
     return { id };
 }
 
+/**
+ * Turns the stored first user message payload (`{"content": ...}`) into short plain text
+ * for conversation lists.
+ * @param {string|null} storedMessage
+ * @returns {string|null}
+ */
+function buildFirstMessagePreview(storedMessage) {
+    if (!storedMessage) return null;
+    let rawContent;
+    try {
+        rawContent = JSON.parse(storedMessage).content;
+    } catch {
+        rawContent = storedMessage;
+    }
+    const text = cleanUserMessageContent(rawContent).trim();
+    return text.length > FIRST_MESSAGE_MAX_CHARS ? `${text.slice(0, FIRST_MESSAGE_MAX_CHARS)}…` : text;
+}
+
 function modelConversationErrorStatus(error) {
     if (error.message === 'No company selected') return 400;
     if (error.message === 'Not authorized') return 403;
@@ -92,7 +112,11 @@ export function register(app, basePath = '') {
         }
 
         try {
-            const conversations = await db.list(req.user.id);
+            const rows = await db.list(req.user.id);
+            const conversations = rows.map(({ first_user_message: storedFirstMessage, ...conversation }) => ({
+                ...conversation,
+                first_message: buildFirstMessagePreview(storedFirstMessage),
+            }));
             res.status(200).json({ conversations });
         } catch (error) {
             const status = modelConversationErrorStatus(error);