feat: add field and recipient endpoints

packages/lib/server-only/recipient/update-recipient.ts

@@ -0,0 +1,38 @@
+import { prisma } from '@documenso/prisma';
+
+export type UpdateRecipientOptions = {
+  documentId: number;
+  recipientId: number;
+  email?: string;
+  name?: string;
+};
+
+export const updateRecipient = async ({
+  documentId,
+  recipientId,
+  email,
+  name,
+}: UpdateRecipientOptions) => {
+  const recipient = await prisma.recipient.findFirst({
+    where: {
+      id: recipientId,
+      documentId,
+    },
+  });
+
+  if (!recipient) {
+    throw new Error('Recipient not found');
+  }
+
+  const updatedRecipient = await prisma.recipient.update({
+    where: {
+      id: recipient.id,
+    },
+    data: {
+      email: email?.toLowerCase() ?? recipient.email,
+      name: name ?? recipient.name,
+    },
+  });
+
+  return updatedRecipient;
+};