documenso/packages/lib/server-only/recipient/get-is-recipient-turn.ts

import { prisma } from '@documenso/prisma';
import { DocumentSigningOrder, EnvelopeType } from '@prisma/client';

import { isRecipientTurnBySigningOrder } from '../../utils/recipient-groups';

export type GetIsRecipientTurnOptions = {
  token: string;
};

export async function getIsRecipientsTurnToSign({ token }: GetIsRecipientTurnOptions) {
  const envelope = await prisma.envelope.findFirstOrThrow({
    where: {
      type: EnvelopeType.DOCUMENT,
      recipients: {
        some: {
          token,
        },
      },
    },
    include: {
      documentMeta: true,
      recipients: true,
    },
  });

  if (envelope.documentMeta?.signingOrder !== DocumentSigningOrder.SEQUENTIAL) {
    return true;
  }

  const currentRecipient = envelope.recipients.find((recipient) => recipient.token === token);

  if (!currentRecipient) {
    return false;
  }

  return isRecipientTurnBySigningOrder(envelope.recipients, currentRecipient);
}