Fix JavaScript showTab override scope issues

Wrap showTab override in IIFE and add function existence checks to
prevent runtime errors when review functions are called before they're
fully defined.

Fixes issues with review loading on tab switch and initial page load.

Author: stephen-rowan

Graph Analysis/__pycache__/unified_analysis.cpython-313.pyc

@@ -701,41 +701,51 @@ function displayAuditData(methodStats, reviewsByMethod, lastUpdated) {
     auditTab.innerHTML = html;
 }
 
-// Store original showTab function
-let originalShowTab = showTab;
-
-// Override showTab to load reviews when switching tabs
-function showTabWithReviews(tabId) {
-    // Call original showTab
-    originalShowTab(tabId);
-    
-    // Load reviews for the current tab
-    setTimeout(() => {
-        const validMethods = ['coattendance', 'field-degree', 'path-structure', 'centrality', 'clustering', 'components'];
-        if (validMethods.includes(tabId)) {
-            loadReviewsForTab(tabId);
-        } else if (tabId === 'audit') {
-            loadAuditData();
-        }
-    }, 100);
-}
-
-// Replace showTab
-showTab = showTabWithReviews;
+// Wrap the original showTab function to add review loading
+(function() {
+    // Store original showTab function
+    const originalShowTab = showTab;
+    
+    // Override showTab to load reviews when switching tabs
+    window.showTab = function(tabId) {
+        // Call original showTab
+        originalShowTab(tabId);
+        
+        // Load reviews for the current tab
+        setTimeout(() => {
+            const validMethods = ['coattendance', 'field-degree', 'path-structure', 'centrality', 'clustering', 'components'];
+            if (validMethods.includes(tabId)) {
+                if (typeof loadReviewsForTab === 'function') {
+                    loadReviewsForTab(tabId);
+                }
+            } else if (tabId === 'audit') {
+                if (typeof loadAuditData === 'function') {
+                    loadAuditData();
+                }
+            }
+        }, 100);
+    };
+})();
 
 // Load reviews on page load
 document.addEventListener('DOMContentLoaded', function() {
     // Load reviews for initial tab
-    const activeTab = document.querySelector('.tab-pane.active');
-    if (activeTab) {
-        const tabId = activeTab.id;
-        if (tabId && tabId !== 'summary') {
-            if (tabId === 'audit') {
-                loadAuditData();
-            } else {
-                loadReviewsForTab(tabId);
+    setTimeout(() => {
+        const activeTab = document.querySelector('.tab-pane.active');
+        if (activeTab) {
+            const tabId = activeTab.id;
+            if (tabId && tabId !== 'summary') {
+                if (tabId === 'audit') {
+                    if (typeof loadAuditData === 'function') {
+                        loadAuditData();
+                    }
+                } else {
+                    if (typeof loadReviewsForTab === 'function') {
+                        loadReviewsForTab(tabId);
+                    }
+                }
             }
         }
-    }
+    }, 500);
 });