Include the room name in the generated URL

src/room/AppSelectionModal.tsx

@@ -45,10 +45,14 @@ export const AppSelectionModal: FC<Props> = ({ roomId }) => {
   const roomSharedKey = useRoomSharedKey(roomId ?? "");
   const appUrl = useMemo(() => {
     // If the room ID is not known, fall back to the URL of the current page
+    // Also, we don't really know the room name at this stage as we haven't
+    // started a client and synced to get the room details. We could take the one
+    // we got in our own URL and use that, but it's not a string that a human
+    // ever sees so it's somewhat redundant. We just don't pass a name.
     const url = new URL(
       roomId === null
         ? window.location.href
-        : getRoomUrl(roomId, roomSharedKey ?? undefined)
+        : getRoomUrl(roomId, undefined, roomSharedKey ?? undefined)
     );
     // Edit the URL to prevent the app selection prompt from appearing a second
     // time within the app, and to keep the user confined to the current room

src/room/GroupCallView.tsx

@@ -302,7 +302,7 @@ export function GroupCallView({
 
   const shareModal = (
     <ShareModal
-      roomId={rtcSession.room.roomId}
+      room={rtcSession.room}
       open={shareModalOpen}
       onDismiss={onDismissShareModal}
     />

src/room/ShareModal.tsx

@@ -16,6 +16,7 @@ limitations under the License.
 
 import { FC } from "react";
 import { useTranslation } from "react-i18next";
+import { Room } from "matrix-js-sdk";
 
 import { Modal } from "../Modal";
 import { CopyButton } from "../button";
@@ -24,21 +25,21 @@ import styles from "./ShareModal.module.css";
 import { useRoomSharedKey } from "../e2ee/sharedKeyManagement";
 
 interface Props {
-  roomId: string;
+  room: Room;
   open: boolean;
   onDismiss: () => void;
 }
 
-export const ShareModal: FC<Props> = ({ roomId, open, onDismiss }) => {
+export const ShareModal: FC<Props> = ({ room, open, onDismiss }) => {
   const { t } = useTranslation();
-  const roomSharedKey = useRoomSharedKey(roomId);
+  const roomSharedKey = useRoomSharedKey(room.roomId);
 
   return (
     <Modal title={t("Share this call")} open={open} onDismiss={onDismiss}>
       <p>{t("Copy and share this call link")}</p>
       <CopyButton
         className={styles.copyButton}
-        value={getRoomUrl(roomId, roomSharedKey ?? undefined)}
+        value={getRoomUrl(room.roomId, room.name, roomSharedKey ?? undefined)}
         data-testid="modal_inviteLink"
       />
     </Modal>