From 786217e7862a4d956c6510c6a171c86ab160fda6 Mon Sep 17 00:00:00 2001
From: Justin Wind <justin.wind+git@gmail.com>
Date: Thu, 1 Jun 2023 11:51:23 -0700
Subject: [PATCH] use native base64url encoding instead of module

---
 lib/communication.js | 5 ++---
 package-lock.json    | 8 --------
 package.json         | 3 +--
 3 files changed, 3 insertions(+), 13 deletions(-)

diff --git a/lib/communication.js b/lib/communication.js
index 4856985..82400c3 100644
--- a/lib/communication.js
+++ b/lib/communication.js
@@ -2,7 +2,6 @@
 
 const axios = require('axios');
 const { mf2 } = require('microformats-parser');
-const { base64ToBase64URL } = require('@squeep/base64url');
 const { parse: parseLinkHeader } = require('@squeep/web-linking');
 const { Iconv } = require('iconv');
 const { version: packageVersion, name: packageName } = require('../package.json');
@@ -61,7 +60,7 @@ class Communication {
   static _challengeFromVerifier(verifier) {
     const hash = createHash('sha256');
     hash.update(verifier);
-    return base64ToBase64URL(hash.digest('base64'));
+    return hash.digest('base64url');
   }
 
 
@@ -83,7 +82,7 @@ class Communication {
 
     const bufferLength = Math.floor(length * 3 / 4);
     const randomBuffer = await randomBytesAsync(bufferLength);
-    const verifier = base64ToBase64URL(randomBuffer.toString('base64'));
+    const verifier = randomBuffer.toString('base64url');
   
     const challenge = Communication._challengeFromVerifier(verifier);
 
diff --git a/package-lock.json b/package-lock.json
index af7a167..3451428 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -714,14 +714,6 @@
       "integrity": "sha512-sXXKG+uL9IrKqViTtao2Ws6dy0znu9sOaP1di/jKGW1M6VssO8vlpXCQcpZ+jisQ1tTFAC5Jo/EOzFbggBagFQ==",
       "dev": true
     },
-    "node_modules/@squeep/base64url": {
-      "version": "1.0.5",
-      "resolved": "https://registry.npmjs.org/@squeep/base64url/-/base64url-1.0.5.tgz",
-      "integrity": "sha512-J1UBXYQ4tBuHGnFfg0MdmxCP3oEti7jJWK/qBsg520d8tZd10sL6TXiMDGdBiH9GD3OtlfSYf6wWIN4QfdW21A==",
-      "engines": {
-        "node": ">=14"
-      }
-    },
     "node_modules/@squeep/web-linking": {
       "version": "1.0.7",
       "resolved": "https://registry.npmjs.org/@squeep/web-linking/-/web-linking-1.0.7.tgz",
diff --git a/package.json b/package.json
index 493cedb..d36782a 100644
--- a/package.json
+++ b/package.json
@@ -20,12 +20,11 @@
     "url": "https://git.squeep.com/squeep-indieauth-helper/"
   },
   "engines": {
-    "node": ">=14"
+    "node": ">=14.18 || >=15.7"
   },
   "author": "Justin Wind <jwind-npm@squeep.com>",
   "license": "ISC",
   "dependencies": {
-    "@squeep/base64url": "^1.0.5",
     "@squeep/web-linking": "^1.0.7",
     "axios": "^1.3.3",
     "iconv": "^3.0.1",
-- 
2.43.2