fix: wip

packages/lib/server-only/recipient/set-template-recipients.ts

@@ -12,6 +12,7 @@ import { nanoid } from '../../universal/id';
 import { createRecipientAuthOptions } from '../../utils/document-auth';
 import { type EnvelopeIdOptions, mapSecondaryIdToTemplateId } from '../../utils/envelope';
 import { getEnvelopeWhereInput } from '../envelope/get-envelope-by-id';
+import { assertCompatibleRecipientGrouping } from '../signature-level/assert-compatible-recipient-grouping';
 import { assertCompatibleRecipientRole } from '../signature-level/assert-compatible-recipient-role';
 
 export type SetTemplateRecipientsOptions = {
@@ -68,6 +69,13 @@ export const setTemplateRecipients = async ({ userId, teamId, id, recipients }:
     });
   }
 
+  // This route replaces the whole recipient set, so the payload is the
+  // resulting state.
+  assertCompatibleRecipientGrouping({
+    signatureLevel: envelope.signatureLevel,
+    recipients,
+  });
+
   const normalizedRecipients = recipients.map((recipient) => {
     // Force replace any changes to the name or email of the direct recipient.
     if (envelope.directLink && recipient.id === envelope.directLink.directTemplateRecipientId) {