bug fix

frontend/app.js

@@ -610,23 +610,47 @@ function formatMetricValue(value, metric) {
  * Initialize Leaflet maps for all school cards in a container
  */
 function initializeSchoolMaps(container) {
+  // Check if Leaflet is loaded
+  if (typeof L === "undefined") {
+    console.warn("Leaflet not loaded yet, skipping map initialization");
+    return;
+  }
+
+  const mapElements = container.querySelectorAll(".school-map");
+  if (mapElements.length === 0) return;
+
   // Clean up existing maps first
-  container.querySelectorAll(".school-map").forEach((mapEl) => {
+  mapElements.forEach((mapEl) => {
     const existingMap = schoolMaps.get(mapEl);
     if (existingMap) {
+      try {
         existingMap.remove();
+      } catch (e) {
+        // Ignore cleanup errors
+      }
       schoolMaps.delete(mapEl);
     }
   });
 
-  // Initialize new maps
-  container.querySelectorAll(".school-map").forEach((mapEl) => {
+  // Initialize new maps with a small delay to ensure DOM is ready
+  setTimeout(() => {
+    mapElements.forEach((mapEl) => {
+      try {
+        // Skip if already initialized
+        if (schoolMaps.has(mapEl)) return;
+
         const lat = parseFloat(mapEl.dataset.lat);
         const lng = parseFloat(mapEl.dataset.lng);
         const schoolName = mapEl.dataset.name;
 
         if (isNaN(lat) || isNaN(lng)) return;
 
+        // Ensure element has dimensions
+        if (mapEl.offsetWidth === 0 || mapEl.offsetHeight === 0) {
+          console.warn("Map container has no dimensions, skipping");
+          return;
+        }
+
         // Create map
         const map = L.map(mapEl, {
           center: [lat, lng],
@@ -654,7 +678,11 @@ function initializeSchoolMaps(container) {
           e.stopPropagation();
           openMapModal(lat, lng, schoolName);
         });
+      } catch (err) {
+        console.error("Error initializing map:", err);
+      }
     });
+  }, 100);
 }
 
 /**