From e2fba3d5a103c46eef1dae935142508f4b9bbe58 Mon Sep 17 00:00:00 2001
From: Joe Carstairs <jcarstairs@scottlogic.com>
Date: Mon, 29 Jan 2024 11:55:49 +0000
Subject: Adds authentication endpoint functions to frontend lib/api

---
 src/lib/api.ts | 40 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 40 insertions(+)

(limited to 'src/lib')

diff --git a/src/lib/api.ts b/src/lib/api.ts
index 0b52658..e8b429f 100644
--- a/src/lib/api.ts
+++ b/src/lib/api.ts
@@ -1,4 +1,5 @@
 import type {
+  AuthenticationResponseJSON,
   PublicKeyCredentialCreationOptionsJSON,
   RegistrationResponseJSON,
 } from '@simplewebauthn/typescript-types';
@@ -90,3 +91,42 @@ type VerifyRegistrationResponseParams = {
   displayName: string;
   registrationResponse: RegistrationResponseJSON;
 };
+
+export async function getAuthenticationOptions(params: GetAuthenticationOptionsParams) {
+  const queryString = new URLSearchParams(params).toString();
+  return await fetch(`${backendUrl}/auth/authentication?${queryString}`, {
+    method: 'GET',
+    headers: { 'Content-Type': 'application/json' },
+  });
+}
+
+type GetAuthenticationOptionsParams = {
+  userId: string;
+};
+
+export async function verifyAuthenticationResponse(params: VerifyAuthenticationResponseParams) {
+  return await fetch(`${backendUrl}/auth/authentication`, {
+    method: 'POST',
+    body: JSON.stringify(params),
+    headers: { 'Content-Type': 'application/json' },
+  });
+}
+
+type VerifyAuthenticationResponseParams = {
+  userId: string;
+  authenticationResponse: AuthenticationResponseJSON;
+};
+
+async function typeResponse<T>(response: Response): Promise<TypedResponse<T>> {
+  const typedResponse = {
+    ...response,
+    json: undefined,
+    body: (await response.json().catch(() => null)) as T,
+  };
+
+  delete typedResponse.json;
+
+  return typedResponse;
+}
+
+export type TypedResponse<T> = Omit<Response, 'body' | 'json'> & { body: T };
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