Оптимизация скрипта ЯндексКарт page-camp.php

wp-content/themes/dekart/page-camp.php

@@ -618,33 +618,44 @@ function getBanner($nameBanner) {
 	</div>";
 }
 ?>
-<script src="https://api-maps.yandex.ru/2.1/?lang=ru_RU" type="text/javascript"></script>
-
-<script>
-
-let mapLoad = false;
-
-window.addEventListener('scroll', function(event) {
-    // Изменяем стили элемента при прокрутке страницы
-    const scrollTop = window.pageYOffset || document.documentElement.scrollTop;
-    if (scrollTop > 100 && !mapLoad) {
-        ymaps.ready(init);
-		mapLoad = true;		
-		function init() {
-			var map = new ymaps.Map("ya-map", {
-				center: [<?php echo $contact_location; ?>],
-				zoom: 16 }, {
-				searchControlProvider: 'yandex#search'
-			});
-			
-			var myPlacemark = new ymaps.Placemark([<?php echo $contact_location; ?>], 
-			{iconContent: '<?php echo $contact_location_text; ?>'}, 
-			{preset: 'islands#redStretchyIcon'});
-			map.geoObjects.add(myPlacemark);
-		}
-    } 
-});
+<script>
+(function() {
+    var mapLoaded = false;
+    var mapContainer = document.getElementById("ya-map");
+    if (!mapContainer) return;
+
+    var observer = new IntersectionObserver(function(entries) {
+        if (entries[0].isIntersecting && !mapLoaded) {
+            mapLoaded = true;
+            observer.disconnect();
+
+            var script = document.createElement("script");
+            script.src = "https://api-maps.yandex.ru/2.1/?lang=ru_RU";
+            script.onload = function() {
+                ymaps.ready(function() {
+                    var map = new ymaps.Map("ya-map", {
+                        center: [<?php echo $contact_location; ?>],
+                        zoom: 16
+                    }, {
+                        searchControlProvider: "yandex#search"
+                    });
+
+                    var placemark = new ymaps.Placemark(
+                        [<?php echo $contact_location; ?>],
+                        { iconContent: "<?php echo $contact_location_text; ?>" },
+                        { preset: "islands#redStretchyIcon" }
+                    );
+                    map.geoObjects.add(placemark);
+                });
+            };
+            document.body.appendChild(script);
+        }
+    }, { rootMargin: "200px" });
+
+    observer.observe(mapContainer);
+})();
 </script>
 
+
 <?php
 get_footer();