Bugfix: empty slide if there are 3 slides in total and user swiped through 4 slides fast

Author: dimsemenov

src/js/main-scroll.js

@@ -249,6 +249,12 @@ class MainScroll {
     if (diffAbs >= 3) {
       this._containerShiftIndex += positionDifference + (positionDifference > 0 ? -3 : 3);
       diffAbs = 3;
+
+      // If slides are changed by 3 screens or more - clean up previous slides
+      this.itemHolders.forEach((itemHolder) => {
+        itemHolder.slide?.destroy();
+        itemHolder.slide = undefined;
+      });
     }
 
     for (let i = 0; i < diffAbs; i++) {