Tweak room list header menu for when space is active

res/css/views/rooms/_RoomListHeader.scss

@@ -109,3 +109,6 @@ limitations under the License.
 .mx_RoomListHeader_iconExplore::before {
     mask-image: url('$(res)/img/element-icons/roomlist/hash-search.svg');
 }
+.mx_RoomListHeader_iconPlus::before {
+    mask-image: url('$(res)/img/element-icons/plus.svg');
+}

src/components/views/rooms/RoomListHeader.tsx

@@ -1,5 +1,5 @@
 /*
-Copyright 2021 The Matrix.org Foundation C.I.C.
+Copyright 2021 - 2022 The Matrix.org Foundation C.I.C.
 
 Licensed under the Apache License, Version 2.0 (the "License");
 you may not use this file except in compliance with the License.
@@ -30,7 +30,12 @@ import IconizedContextMenu, {
 } from "../context_menus/IconizedContextMenu";
 import defaultDispatcher from "../../../dispatcher/dispatcher";
 import dis from "../../../dispatcher/dispatcher";
-import { shouldShowSpaceInvite, showCreateNewRoom, showSpaceInvite } from "../../../utils/space";
+import {
+    shouldShowSpaceInvite,
+    showCreateNewRoom,
+    showCreateNewSubspace,
+    showSpaceInvite,
+} from "../../../utils/space";
 import { CommunityPrototypeStore } from "../../../stores/CommunityPrototypeStore";
 import { ButtonEvent } from "../elements/AccessibleButton";
 import Modal from "../../../Modal";
@@ -52,6 +57,7 @@ import {
 } from "../../../stores/spaces";
 import RightPanelStore from "../../../stores/right-panel/RightPanelStore";
 import TooltipTarget from "../elements/TooltipTarget";
+import { BetaPill } from "../beta/BetaCard";
 
 const contextMenuBelow = (elementRect: DOMRect) => {
     // align the context menu's icons with the icon which opened the context menu
@@ -257,27 +263,42 @@ const RoomListHeader = ({ spacePanelDisabled, onVisibilityChange }: IProps) => {
         >
             <IconizedContextMenuOptionList first>
                 { inviteOption }
+                { createNewRoomOption }
                 <IconizedContextMenuOption
-                    label={_t("Start new chat")}
-                    iconClassName="mx_RoomListHeader_iconStartChat"
+                    label={_t("Explore rooms")}
+                    iconClassName="mx_RoomListHeader_iconExplore"
                     onClick={(e) => {
                         e.preventDefault();
                         e.stopPropagation();
-                        defaultDispatcher.dispatch({ action: "view_create_chat" });
+                        defaultDispatcher.dispatch({
+                            action: Action.ViewRoom,
+                            room_id: activeSpace.roomId,
+                        });
                         closePlusMenu();
                     }}
                 />
-                { createNewRoomOption }
                 <IconizedContextMenuOption
-                    label={_t("Explore rooms")}
-                    iconClassName="mx_RoomListHeader_iconExplore"
+                    label={_t("Add existing room")}
+                    iconClassName="mx_RoomListHeader_iconPlus"
                     onClick={(e) => {
                         e.preventDefault();
                         e.stopPropagation();
-                        defaultDispatcher.dispatch({ action: Action.ViewRoomDirectory });
+                        showCreateNewRoom(activeSpace);
                         closePlusMenu();
                     }}
                 />
+                <IconizedContextMenuOption
+                    label={_t("Add space")}
+                    iconClassName="mx_RoomListHeader_iconPlus"
+                    onClick={(e) => {
+                        e.preventDefault();
+                        e.stopPropagation();
+                        showCreateNewSubspace(activeSpace);
+                        closePlusMenu();
+                    }}
+                >
+                    <BetaPill />
+                </IconizedContextMenuOption>
             </IconizedContextMenuOptionList>
         </IconizedContextMenu>;
     } else if (plusMenuDisplayed) {

src/i18n/strings/en_EN.json

@@ -1797,6 +1797,7 @@
     "%(count)s results|other": "%(count)s results",
     "%(count)s results|one": "%(count)s result",
     "Invite": "Invite",
+    "Add space": "Add space",
     "Join public room": "Join public room",
     "Currently joining %(count)s rooms|other": "Currently joining %(count)s rooms",
     "Currently joining %(count)s rooms|one": "Currently joining %(count)s room",
@@ -3134,7 +3135,6 @@
     "To join this Space, hide communities in your <a>preferences</a>": "To join this Space, hide communities in your <a>preferences</a>",
     "To view %(spaceName)s, you need an invite": "To view %(spaceName)s, you need an invite",
     "Created from <Community />": "Created from <Community />",
-    "Add space": "Add space",
     "Welcome to <name/>": "Welcome to <name/>",
     "Random": "Random",
     "Support": "Support",