fix some issues involving fragment id versus creating new chat

Author: williamstein

src/packages/frontend/chat/actions.ts

@@ -1190,13 +1190,15 @@ export class ChatActions extends Actions<ChatState> {
   };
 
   setFragment = (date?) => {
+    let fragmentId;
     if (!date) {
       Fragment.clear();
+      fragmentId = "";
     } else {
-      const fragmentId = toMsString(date);
+      fragmentId = toMsString(date);
       Fragment.set({ chat: fragmentId });
-      this.frameTreeActions?.set_frame_data({ id: this.frameId, fragmentId });
     }
+    this.frameTreeActions?.set_frame_data({ id: this.frameId, fragmentId });
   };
 
   setShowPreview = (showPreview) => {

src/packages/frontend/chat/chatroom.tsx

@@ -146,6 +146,7 @@ export function ChatRoom({
   const setSelectedThreadKey = (x) => {
     if (x != null && x != ALL_THREADS_KEY) {
       actions.clearAllFilters();
+      actions.setFragment();
     }
     setSelectedThreadKey0(x);
   };
@@ -601,6 +602,7 @@ export function ChatRoom({
             onClick={() => {
               setAllowAutoSelectThread(false);
               setSelectedThreadKey(null);
+              actions.setFragment();
             }}
           >
             New Chat