feat: release chat and mindspace UI updates

src/utils/sessions.ts

@@ -3,9 +3,18 @@ import type { Session } from '../types';
 
 export const DEFAULT_CHAT_TITLE = 'New Chat';
 
+function isGeneratedSessionName(name: string): boolean {
+  return /^20\d{6}(?:[_-]\d+)?$/.test(name.trim());
+}
+
+function isDefaultSessionName(name: string): boolean {
+  const trimmed = name.trim();
+  return !trimmed || trimmed === DEFAULT_CHAT_TITLE || trimmed === '新对话' || isGeneratedSessionName(trimmed);
+}
+
 export function shouldShowNewChatTitle(session: Session): boolean {
   if (session.recipe) return false;
-  return !session.user_set_name && session.message_count === 0;
+  return !session.user_set_name && session.message_count === 0 && isDefaultSessionName(session.name);
 }
 
 export function sortAndTrim(sessions: Session[]): Session[] {
@@ -18,9 +27,39 @@ export function sortAndTrim(sessions: Session[]): Session[] {
     .slice(0, appConfig.sessionMaxCount);
 }
 
+export function hasMeaningfulSessionTitle(session: Session): boolean {
+  if (session.user_set_name) return Boolean(session.name.trim());
+  if (session.recipe?.title?.trim()) return true;
+  return !isDefaultSessionName(session.name);
+}
+
+export function mergeSessionRecord(existing: Session | undefined, incoming: Session): Session {
+  if (!existing) return incoming;
+
+  const keepExistingTitle =
+    hasMeaningfulSessionTitle(existing) && !hasMeaningfulSessionTitle(incoming);
+  if (!keepExistingTitle) return { ...existing, ...incoming, id: incoming.id };
+
+  return {
+    ...existing,
+    ...incoming,
+    id: incoming.id,
+    name: existing.name,
+    user_set_name: existing.user_set_name,
+    recipe: existing.recipe ?? incoming.recipe,
+  };
+}
+
+export function mergeSessionLists(prev: Session[], incoming: Session[]): Session[] {
+  const previousById = new Map(prev.map((item) => [item.id, item]));
+  return sortAndTrim(incoming.map((item) => mergeSessionRecord(previousById.get(item.id), item)));
+}
+
 export function prependUnique(prev: Session[], session: Session): Session[] {
-  if (prev.some((s) => s.id === session.id)) return sortAndTrim(prev);
-  return sortAndTrim([session, ...prev.filter((s) => s.id !== session.id)]);
+  return sortAndTrim([
+    mergeSessionRecord(prev.find((s) => s.id === session.id), session),
+    ...prev.filter((s) => s.id !== session.id),
+  ]);
 }
 
 export function touchSession(sessions: Session[], sessionId: string, messageDelta = 0): Session[] {
@@ -102,9 +141,11 @@ export function groupSessionsByDate(sessions: Session[]): SessionDateGroup[] {
   return groups;
 }
 
+const DEFAULT_SESSION_NAMES = new Set([DEFAULT_CHAT_TITLE, '新对话']);
+
 export function getSessionListLabel(session: Session): string {
-  const displayName = getSessionDisplayName(session);
-  if (displayName !== DEFAULT_CHAT_TITLE && displayName !== '新对话') {
+  const displayName = getSessionDisplayName(session).trim();
+  if (displayName && !DEFAULT_SESSION_NAMES.has(displayName) && !isGeneratedSessionName(displayName)) {
     return displayName;
   }
   if (session.message_count > 0) {