Add extension pause toggle

extension/content.js

@@ -1,7 +1,7 @@
 // Facebook Post Tracker Extension
 // Uses API_BASE_URL from config.js
 
-const EXTENSION_VERSION = '1.2.3';
+const EXTENSION_VERSION = '1.2.4';
 const PROCESSED_ATTR = 'data-fb-tracker-processed';
 const PENDING_ATTR = 'data-fb-tracker-pending';
 const DIALOG_ROOT_SELECTOR = '[role="dialog"], [data-pagelet*="Modal"], [data-pagelet="StoriesRecentStoriesFeedSection"]';
@@ -18,6 +18,7 @@ const FEED_HOME_PATHS = ['/', '/home.php'];
 const sessionSearchRecordedUrls = new Set();
 const sessionSearchInfoCache = new Map();
 let profileSelectionNoticeShown = false;
+let extensionPaused = false;
 
 function isOnSearchResultsPage() {
   try {
@@ -132,16 +133,57 @@ function applyDebugLoggingPreference(value) {
   }
 }
 
-chrome.storage.sync.get(['debugLoggingEnabled'], (result) => {
+function resetTrackerUiState() {
+  document.querySelectorAll('.fb-tracker-ui').forEach((element) => {
+    const host = getTrackerHostElement(element);
+    if (host) {
+      host.removeAttribute(PROCESSED_ATTR);
+      host.removeAttribute(PENDING_ATTR);
+      clearTrackerElementForPost(host, element);
+    }
+    element.remove();
+  });
+
+  document.querySelectorAll(`[${PROCESSED_ATTR}], [${PENDING_ATTR}]`).forEach((element) => {
+    element.removeAttribute(PROCESSED_ATTR);
+    element.removeAttribute(PENDING_ATTR);
+  });
+
+  processedPostUrls.clear();
+}
+
+function applyExtensionPausedPreference(value) {
+  extensionPaused = Boolean(value);
+  if (extensionPaused) {
+    hideSelectionAIButton();
+    resetTrackerUiState();
+    originalConsoleLog('[FB Tracker] Extension paused');
+    return;
+  }
+
+  originalConsoleLog('[FB Tracker] Extension resumed');
+  scheduleScan();
+}
+
+chrome.storage.sync.get(['debugLoggingEnabled', 'extensionPaused'], (result) => {
   applyDebugLoggingPreference(result && typeof result.debugLoggingEnabled !== 'undefined'
     ? result.debugLoggingEnabled
     : false);
+  applyExtensionPausedPreference(result && typeof result.extensionPaused !== 'undefined'
+    ? result.extensionPaused
+    : false);
 });
 
 chrome.storage.onChanged.addListener((changes, area) => {
-  if (area === 'sync' && changes && Object.prototype.hasOwnProperty.call(changes, 'debugLoggingEnabled')) {
+  if (area !== 'sync' || !changes) {
+    return;
+  }
+  if (Object.prototype.hasOwnProperty.call(changes, 'debugLoggingEnabled')) {
     applyDebugLoggingPreference(changes.debugLoggingEnabled.newValue);
   }
+  if (Object.prototype.hasOwnProperty.call(changes, 'extensionPaused')) {
+    applyExtensionPausedPreference(changes.extensionPaused.newValue);
+  }
 });
 
 function getTrackerElementForPost(postElement) {
@@ -4119,6 +4161,10 @@ async function renderTrackedStatus({
 
 // Create the tracking UI
 async function createTrackerUI(postElement, buttonBar, postNum = '?', options = {}) {
+  if (extensionPaused) {
+    return;
+  }
+
   // Normalize to top-level post container if nested element passed
   postElement = ensurePrimaryPostElement(postElement);
 
@@ -4972,6 +5018,10 @@ let globalPostCounter = 0;
 
 // Find all Facebook posts on the page
 function findPosts() {
+  if (extensionPaused) {
+    return;
+  }
+
   if (maybeRedirectPageReelsToMain()) {
     return;
   }
@@ -5100,6 +5150,9 @@ setTimeout(findPosts, 6000);
 // Debounced scan function
 let scanTimeout = null;
 function scheduleScan() {
+  if (extensionPaused) {
+    return;
+  }
   if (scanTimeout) {
     clearTimeout(scanTimeout);
   }
@@ -5405,6 +5458,11 @@ const positionSelectionAIButton = (rect) => {
 const updateSelectionAIButton = async () => {
   clearSelectionAIHideTimeout();
 
+  if (extensionPaused) {
+    hideSelectionAIButton();
+    return;
+  }
+
   if (selectionAIEnabledCached === null) {
     try {
       selectionAIEnabledCached = await isAIEnabled();
@@ -5498,6 +5556,11 @@ initSelectionAIFloatingButton();
 
 // Listen for manual reparse command
 chrome.runtime.onMessage.addListener((message, sender, sendResponse) => {
+  if (extensionPaused && message && (message.type === 'generateSelectionAI' || message.type === 'reparsePost')) {
+    sendResponse({ success: false, paused: true });
+    return true;
+  }
+
   if (message && message.type === 'generateSelectionAI') {
     handleSelectionAIRequest(message.selectionText || '', sendResponse);
     return true;