From 9a52938f64ea416494cad82d58e223bb982b24be Mon Sep 17 00:00:00 2001
From: Kartik <103111467+kartik-212004@users.noreply.github.com>
Date: Mon, 10 Nov 2025 02:45:17 +0530
Subject: [PATCH] fix: strip internal $RCH$ prefix from cancellation reason in
 ICS files (#25016)

* fix: strip internal RCH prefix from cancellation reason used in ICS

* fixed

* trimmed
---
 packages/lib/CalEventParser.ts | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/packages/lib/CalEventParser.ts b/packages/lib/CalEventParser.ts
index 03e1b6ac6f..22edbe7479 100644
--- a/packages/lib/CalEventParser.ts
+++ b/packages/lib/CalEventParser.ts
@@ -223,8 +223,9 @@ export const getPlatformCancelLink = (
   if (calEvent.platformCancelUrl) {
     const platformCancelLink = new URL(`${calEvent.platformCancelUrl}/${bookingUid}`);
     platformCancelLink.searchParams.append("slug", calEvent.type);
-    calEvent.organizer.username &&
+    if (calEvent.organizer.username) {
       platformCancelLink.searchParams.append("username", calEvent.organizer.username);
+    }
     platformCancelLink.searchParams.append("cancel", "true");
     platformCancelLink.searchParams.append("allRemainingBookings", String(!!calEvent.recurringEvent));
     if (seatUid) platformCancelLink.searchParams.append("seatReferenceUid", seatUid);
@@ -267,8 +268,9 @@ export const getPlatformRescheduleLink = (
       `${calEvent.platformRescheduleUrl}/${seatUid ? seatUid : bookingUid}`
     );
     platformRescheduleLink.searchParams.append("slug", calEvent.type);
-    calEvent.organizer.username &&
+    if (calEvent.organizer.username) {
       platformRescheduleLink.searchParams.append("username", calEvent.organizer.username);
+    }
     platformRescheduleLink.searchParams.append("reschedule", "true");
     if (calEvent?.team) platformRescheduleLink.searchParams.append("teamId", calEvent.team.id.toString());
     return platformRescheduleLink.toString();
@@ -408,7 +410,10 @@ export const getRichDescription = (
 
 export const getCancellationReason = (calEvent: Pick<CalendarEvent, "cancellationReason">, t: TFunction) => {
   if (!calEvent.cancellationReason) return "";
-  return `${t("cancellation_reason")}:\n${calEvent.cancellationReason}`;
+  const sanitized = calEvent.cancellationReason.startsWith("$RCH$")
+    ? calEvent.cancellationReason.substring(5).trim()
+    : calEvent.cancellationReason.trim();
+  return `${t("cancellation_reason")}:\n${sanitized}`;
 };
 
 export const isDailyVideoCall = (calEvent: Pick<CalendarEvent, "videoCallData">): boolean => {