handle invite code errors better

src/lib/components/Gateways/InviteCode.svelte

@@ -16,6 +16,7 @@
 				if (err) {
 					alertQueue.enqueue(err, 'error');
 				} else {
+					alertQueue.enqueue(`Accepted into ${acceptedRoomNames}`, 'success');
 					acceptedRoomNames = acceptedRoomNames;
 				}
 			})

src/lib/gateways/inviteCode.ts

@@ -19,7 +19,7 @@ export async function inviteCode(newCode: string) {
 			idc
 		})) as JoinResponseI;
 		console.debug('INVITE CODE RESPONSE: ', result);
-		if (result.status == 'valid' || result.status == 'already-added') {
+		if (result.status == 'valid') {
 			console.debug('Updating new rooms');
 			acceptedRoomNames = await updateRooms(server, result.roomIds);
 			console.log(`Added to rooms: ${acceptedRoomNames}`);
@@ -29,6 +29,8 @@ export async function inviteCode(newCode: string) {
 				return store;
 			});
 			return { acceptedRoomNames, undefined };
+		} else if (result.status == 'already-added') {
+			return { acceptedRoomNames, err: 'You are already a member of this room.' };
 		} else {
 			err = 'Invalid invite code.';
 		}