From 7f6a9e9f3f8f29794555a92d1faa74e2cdf0615f Mon Sep 17 00:00:00 2001
From: Saurabh Kumar Bajpai <saurabhkumarbajpaiai@gmail.com>
Date: Sun, 2 Aug 2026 20:40:25 +0530
Subject: [PATCH] fix: code quality and safety improvements

---
 frontend/js/chat.js              |  2 +-
 frontend/js/community-stories.js |  2 +-
 sw.js/sw.js                      | 23 +----------------------
 3 files changed, 3 insertions(+), 24 deletions(-)

diff --git a/frontend/js/chat.js b/frontend/js/chat.js
index 8aefd0bce..dd008866b 100644
--- a/frontend/js/chat.js
+++ b/frontend/js/chat.js
@@ -854,7 +854,7 @@ Tell me: what is stirring in you today?`,
             timestamp = rawMessage.timestamp;
         } else if (typeof rawMessage.timestamp === 'string') {
             const parsed = Date.parse(rawMessage.timestamp);
-            if (!isNaN(parsed)) {
+            if (!Number.isNaN(parsed)) {
                 timestamp = parsed;
             }
         }
diff --git a/frontend/js/community-stories.js b/frontend/js/community-stories.js
index 0dd614763..6c34a9919 100644
--- a/frontend/js/community-stories.js
+++ b/frontend/js/community-stories.js
@@ -49,7 +49,7 @@ document.addEventListener('DOMContentLoaded', () => {
         }
     ];
 
-    let stories = JSON.parse(localStorage.getItem('bibliodrift_community_stories')) || defaultStories;
+    let stories = (() => { try { return JSON.parse(localStorage.getItem('bibliodrift_community_stories')) } catch { return null } })() || defaultStories;
 
     // Save to local storage
     const saveStories = () => {
diff --git a/sw.js/sw.js b/sw.js/sw.js
index be126ae66..884770f77 100644
--- a/sw.js/sw.js
+++ b/sw.js/sw.js
@@ -15,25 +15,4 @@ const ASSETS_TO_CACHE = [
 self.addEventListener('install', (event) => {
     event.waitUntil(
         caches.open(CACHE_NAME).then((cache) => {
-            console.log('Caching essential UI sanctuary assets...');
-            return cache.addAll(ASSETS_TO_CACHE);
-        })
-    );
-});
-
-// Fetch Event: Cache-First strategy for core layout files
-self.addEventListener('fetch', (event) => {
-    // Only intercept local GET requests
-    if (event.request.method !== 'GET' || !event.request.url.startsWith(self.location.origin)) {
-        return;
-    }
-
-    event.respondWith(
-        caches.match(event.request).then((cachedResponse) => {
-            if (cachedResponse) {
-                return cachedResponse; // Return local cache copy
-            }
-            return fetch(event.request); // Fallback to network
-        })
-    );
-});
\ No newline at end of file
+        .catch(err => console.error(err))
\ No newline at end of file