fix: fix: Incorrect Attendee Shown When Cancelling a Seated Event (#19647)

packages/emails/email-manager.ts

@@ -355,7 +355,13 @@ export const sendCancelledSeatEmailsAndSMS = async (
     emailsToSend.push(sendEmail(() => new AttendeeCancelledSeatEmail(clonedCalEvent, cancelledAttendee)));
   if (!eventTypeDisableHostEmail(eventTypeMetadata))
     emailsToSend.push(
-      sendEmail(() => new OrganizerAttendeeCancelledSeatEmail({ calEvent: formattedCalEvent }))
+      sendEmail(
+        () =>
+          new OrganizerAttendeeCancelledSeatEmail({
+            calEvent: formattedCalEvent,
+            attendee: cancelledAttendee,
+          })
+      )
     );
 
   await Promise.all(emailsToSend);

packages/emails/templates/organizer-attendee-cancelled-seat-email.ts

@@ -23,7 +23,7 @@ export default class OrganizerCancelledEmail extends OrganizerScheduledEmail {
         date: this.getFormattedDate(),
       })}`,
       html: await renderEmail("OrganizerAttendeeCancelledSeatEmail", {
-        attendee: this.calEvent.organizer,
+        attendee: this.attendee || this.calEvent.organizer,
         calEvent: this.calEvent,
       }),
       text: this.getTextBody("event_request_cancelled"),

packages/emails/templates/organizer-scheduled-email.ts

@@ -19,12 +19,14 @@ export default class OrganizerScheduledEmail extends BaseEmail {
   newSeat?: boolean;
   teamMember?: Person;
   reassigned?: Reassigned;
+  attendee?: Person;
 
   constructor(input: {
     calEvent: CalendarEvent;
     newSeat?: boolean;
     teamMember?: Person;
     reassigned?: Reassigned;
+    attendee?: Person;
   }) {
     super();
     this.name = "SEND_BOOKING_CONFIRMATION";
@@ -33,6 +35,7 @@ export default class OrganizerScheduledEmail extends BaseEmail {
     this.newSeat = input.newSeat;
     this.teamMember = input.teamMember;
     this.reassigned = input.reassigned;
+    this.attendee = input.attendee;
   }
 
   protected async getNodeMailerPayload(): Promise<Record<string, unknown>> {
@@ -51,7 +54,7 @@ export default class OrganizerScheduledEmail extends BaseEmail {
       subject: `${this.newSeat ? `${this.t("new_attendee")}: ` : ""}${this.calEvent.title}`,
       html: await this.getHtml(
         clonedCalEvent,
-        this.calEvent.organizer,
+        this.attendee || this.calEvent.organizer,
         this.teamMember,
         this.newSeat,
         this.reassigned