feat: add document auth passkey

packages/lib/server-only/auth/create-passkey-authentication-options.ts

@@ -0,0 +1,76 @@
+import { generateAuthenticationOptions } from '@simplewebauthn/server';
+import type { AuthenticatorTransportFuture } from '@simplewebauthn/types';
+import { DateTime } from 'luxon';
+
+import { prisma } from '@documenso/prisma';
+import type { Passkey } from '@documenso/prisma/client';
+
+import { AppError, AppErrorCode } from '../../errors/app-error';
+import { getAuthenticatorOptions } from '../../utils/authenticator';
+
+type CreatePasskeyAuthenticationOptions = {
+  userId: number;
+
+  /**
+   * The ID of the passkey to request authentication for.
+   *
+   * If not set, we allow the browser client to handle choosing.
+   */
+  preferredPasskeyId?: string;
+};
+
+export const createPasskeyAuthenticationOptions = async ({
+  userId,
+  preferredPasskeyId,
+}: CreatePasskeyAuthenticationOptions) => {
+  const { rpId, timeout } = getAuthenticatorOptions();
+
+  let preferredPasskey: Pick<Passkey, 'credentialId' | 'transports'> | null = null;
+
+  if (preferredPasskeyId) {
+    preferredPasskey = await prisma.passkey.findFirst({
+      where: {
+        userId,
+        id: preferredPasskeyId,
+      },
+      select: {
+        credentialId: true,
+        transports: true,
+      },
+    });
+
+    if (!preferredPasskey) {
+      throw new AppError(AppErrorCode.NOT_FOUND, 'Requested passkey not found');
+    }
+  }
+
+  const options = await generateAuthenticationOptions({
+    rpID: rpId,
+    userVerification: 'preferred',
+    timeout,
+    allowCredentials: preferredPasskey
+      ? [
+          {
+            id: preferredPasskey.credentialId,
+            type: 'public-key',
+            // eslint-disable-next-line @typescript-eslint/consistent-type-assertions
+            transports: preferredPasskey.transports as AuthenticatorTransportFuture[],
+          },
+        ]
+      : undefined,
+  });
+
+  const { secondaryId } = await prisma.verificationToken.create({
+    data: {
+      userId,
+      token: options.challenge,
+      expires: DateTime.now().plus({ minutes: 2 }).toJSDate(),
+      identifier: 'PASSKEY_CHALLENGE',
+    },
+  });
+
+  return {
+    tokenReference: secondaryId,
+    options,
+  };
+};