fix: crash when loading deleteChatMessage when not logged in

js/components/src/components/chat/mod-view.tsx

···
   layout,
   ResponsiveDropdownMenuContent,
   Text,
+  useToast,
   View,
 } from "../ui";
 
···
 }) {
   const [confirming, setConfirming] = useState<DeleteState>(DeleteState.None);
   const { onOpenChange } = useRootContext();
+  const toast = useToast();
   return (
     <DropdownMenuItem
       onPress={() => {
···
         if (confirming === DeleteState.Confirmed) {
           setConfirming(DeleteState.Deleting);
         }
-        deleteChatMessage(message.uri).then(() => {
-          // wait ~a second before resetting state to allow deletion to take effect
-          setTimeout(() => setConfirming(DeleteState.None), 1000);
-          onOpenChange?.(false);
-        });
+        deleteChatMessage(message.uri)
+          .then(() => {
+            // wait ~a second before resetting state to allow deletion to take effect
+            setTimeout(() => setConfirming(DeleteState.None), 1000);
+            onOpenChange?.(false);
+          })
+          .catch((e) => {
+            toast.show("Couldn't delete the message", e);
+            setConfirming(DeleteState.None);
+          });
       }}
     >
       <Text color="destructive">

js/components/src/livestream-store/chat.tsx

···
 
 export const useDeleteChatMessage = () => {
   const pdsAgent = usePDSAgent();
-  if (!pdsAgent) {
-    throw new Error("No PDS agent found");
-  }
   const userDID = useDID();
-  if (!userDID) {
-    throw new Error("No user DID found");
-  }
   return async (uri: string) => {
+    if (!pdsAgent) {
+      throw new Error("No PDS agent found");
+    }
+    if (!userDID) {
+      throw new Error("No user DID found");
+    }
     const rkey = uri.split("/").pop();
     if (!rkey) {
       throw new Error("No rkey found");