From f3dae06346f0bfe6aaac7551c70f26289da7a94c Mon Sep 17 00:00:00 2001
From: Sumner Evans <me@sumnerevans.com>
Date: Fri, 28 Mar 2025 09:16:12 -0600
Subject: [PATCH] web/settings: add button to go to predecessor room (#612)

Signed-off-by: Sumner Evans <me@sumnerevans.com>
---
 web/src/ui/settings/SettingsView.tsx | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/web/src/ui/settings/SettingsView.tsx b/web/src/ui/settings/SettingsView.tsx
index 4e2f977..e67dadc 100644
--- a/web/src/ui/settings/SettingsView.tsx
+++ b/web/src/ui/settings/SettingsView.tsx
@@ -396,6 +396,11 @@ const SettingsView = ({ room }: SettingsViewProps) => {
 			err => window.alert(`Failed to request OpenID token: ${err}`),
 		)
 	}
+	const previousRoomID = roomMeta.creation_content?.predecessor?.room_id
+	const openPredecessorRoom = () => {
+		window.mainScreenContext.setActiveRoom(previousRoomID!)
+		closeModal()
+	}
 	usePreferences(client.store, room)
 	const globalServer = client.store.serverPreferenceCache
 	const globalLocal = client.store.localPreferenceCache
@@ -419,6 +424,10 @@ const SettingsView = ({ room }: SettingsViewProps) => {
 				<div className="room-buttons">
 					<button className="leave-room" onClick={onClickLeave}>Leave room</button>
 					<button className="devtools" onClick={openDevtools}>Explore room state</button>
+					{previousRoomID &&
+						<button className="previous-room" onClick={openPredecessorRoom}>
+							Open Predecessor Room
+						</button>}
 				</div>
 			</div>
 		</div>