feat: sort conversations by timestamp in ConversationList and update conversation merging logic in useConversationListStore

Author: milisp

src/components/ConversationList.tsx

@@ -98,8 +98,13 @@ export function ConversationList({
 
   const conversations = useMemo(() => {
     const base = conversationsByCwd[cwd || ""] || [];
+    const sorted = [...base].sort((a, b) => {
+      const aTime = a.timestamp ? new Date(a.timestamp).getTime() : 0;
+      const bTime = b.timestamp ? new Date(b.timestamp).getTime() : 0;
+      return bTime - aTime;
+    });
     const query = searchQuery.trim().toLowerCase();
-    return base.filter((conv) => {
+    return sorted.filter((conv) => {
       if (mode === "favorites" && !favoriteIds.has(conv.conversationId)) {
         return false;
       }

src/stores/useConversationListStore.ts

@@ -50,12 +50,16 @@ export const useConversationListStore = create<
             existingItem?.timestamp ??
             new Date().toISOString(),
         };
-        const nextList =
-          index >= 0
-            ? existingList.map((item, idx) =>
-                idx === index ? { ...item, ...summaryWithTimestamp } : item,
-              )
-            : [...existingList, summaryWithTimestamp];
+        const mergedConversation =
+          existingItem === null
+            ? summaryWithTimestamp
+            : { ...existingItem, ...summaryWithTimestamp };
+        const nextList = [
+          mergedConversation,
+          ...existingList.filter(
+            (item) => item.conversationId !== summaryWithTimestamp.conversationId,
+          ),
+        ];
 
         return {
           conversationsByCwd: {