From 066212334d47aa44c88bf22187c5336777e14934 Mon Sep 17 00:00:00 2001
From: Dave Allie <dave@daveallie.com>
Date: Mon, 22 Dec 2025 01:33:17 +1100
Subject: [PATCH] Do not mutate HomePageHtml in CrossPointWebServer

---
 src/network/CrossPointWebServer.cpp |  9 +--------
 src/network/html/HomePage.html      | 24 +++++++++++++++++++++---
 2 files changed, 22 insertions(+), 11 deletions(-)

diff --git a/src/network/CrossPointWebServer.cpp b/src/network/CrossPointWebServer.cpp
index 7b7d59e..8be9ef4 100644
--- a/src/network/CrossPointWebServer.cpp
+++ b/src/network/CrossPointWebServer.cpp
@@ -161,14 +161,7 @@ void CrossPointWebServer::handleClient() const {
 }
 
 void CrossPointWebServer::handleRoot() const {
-  String html = HomePageHtml;
-
-  // Replace placeholders with actual values
-  html.replace("%VERSION%", CROSSPOINT_VERSION);
-  html.replace("%IP_ADDRESS%", WiFi.localIP().toString());
-  html.replace("%FREE_HEAP%", String(ESP.getFreeHeap()));
-
-  server->send(200, "text/html", html);
+  server->send(200, "text/html", HomePageHtml);
   Serial.printf("[%lu] [WEB] Served root page\n", millis());
 }
 
diff --git a/src/network/html/HomePage.html b/src/network/html/HomePage.html
index 024c6a9..221f069 100644
--- a/src/network/html/HomePage.html
+++ b/src/network/html/HomePage.html
@@ -83,7 +83,7 @@
       <h2>Device Status</h2>
       <div class="info-row">
         <span class="label">Version</span>
-        <span class="value">%VERSION%</span>
+        <span class="value" id="version"></span>
       </div>
       <div class="info-row">
         <span class="label">WiFi Status</span>
@@ -91,11 +91,11 @@
       </div>
       <div class="info-row">
         <span class="label">IP Address</span>
-        <span class="value">%IP_ADDRESS%</span>
+        <span class="value" id="ip-address"></span>
       </div>
       <div class="info-row">
         <span class="label">Free Memory</span>
-        <span class="value">%FREE_HEAP% bytes</span>
+        <span class="value" id="free-heap"></span>
       </div>
     </div>
 
@@ -104,5 +104,23 @@
         CrossPoint E-Reader • Open Source
       </p>
     </div>
+  <script>
+    async function fetchStatus() {
+      try {
+        const response = await fetch('/status');
+        const data = await response.json();
+        document.getElementById('version').textContent = data.version || 'N/A';
+        document.getElementById('ip-address').textContent = data.ip || 'N/A';
+        document.getElementById('free-heap').textContent = data.freeHeap
+          ? data.freeHeap.toLocaleString() + ' bytes'
+          : 'N/A';
+      } catch (error) {
+        console.error('Error fetching status:', error);
+      }
+    }
+
+    // Fetch status on page load
+    window.onload = fetchStatus;
+  </script>
   </body>
 </html>