Files
documenso/packages/lib/server-only/signature-level/resolve-signing-order.ts
T
Lucas Smith d5ce222482 feat: add CSC AES/QES signing (v1 instance-wide config) (#2874)
Adds Cloud Signature Consortium (CSC) integration for AES/QES signing
against a configured TSP. v1 ships as instance-wide configuration via
environment variables, with per-envelope signature level selection,
license gating, and an OAuth-driven signing flow (capture + FIFO
signers, SAD session, blocking/in-progress recipient pages).

Includes signature level compatibility checks (role, signing order,
dictate next signer), envelope mutability assertions, Prisma migration
for signature level and CSC tables, and docs for the new signing
certificate options.
2026-06-16 23:37:34 +10:00

37 lines
1.3 KiB
TypeScript

import { DocumentSigningOrder } from '@prisma/client';
import { isTspEnvelope } from '../../types/signature-level';
import { assertCompatibleSigningOrder } from './assert-compatible-signing-order';
type ResolveSigningOrderOptions = {
signatureLevel: string;
requested?: DocumentSigningOrder | null;
};
/**
* Resolve the persisted `signingOrder` for a new envelope's meta.
*
* - Explicit `requested` value: validated via
* {@link assertCompatibleSigningOrder} (throws on TSP + `PARALLEL`) and
* returned as-is.
* - Omitted `requested`: returns the level-appropriate default —
* `SEQUENTIAL` for AES/QES (the TSP `/ByteRange` invariant requires it),
* `PARALLEL` for SES (preserves existing SES default behaviour).
*
* Use at every create-time call site instead of the bare `|| PARALLEL`
* fallback. Mirrors {@link resolveSignatureLevel} in shape — the two pair
* up to keep create-time defaulting + TSP-mode coercion uniform.
*/
export const resolveSigningOrder = ({
signatureLevel,
requested,
}: ResolveSigningOrderOptions): DocumentSigningOrder => {
if (requested) {
assertCompatibleSigningOrder({ signatureLevel, signingOrder: requested });
return requested;
}
return isTspEnvelope({ signatureLevel }) ? DocumentSigningOrder.SEQUENTIAL : DocumentSigningOrder.PARALLEL;
};