feat: prevent blocked vertical scrolling on touch event

Author: gnuletik

src/Swipe.svelte

@@ -114,6 +114,7 @@
 
 
   let touch_active = false;
+  let ts
 
   function onMove(e){
     if (touch_active) {
@@ -124,6 +125,12 @@
       if(((pos_axis == 0 && (axis < _axis)) || (pos_axis == availableMeasure && (axis > _axis)))){
         return;
       }
+      const te = e.touches ? e.touches[0].clientX : e.clientX
+      const isVerticalScroll = Math.abs(ts - te) < 5
+      if (!is_vertical && isVerticalScroll) {
+        // prevent blocked scroll when user attempts vertical scrolling
+        return
+      }
       e.preventDefault();
 
       if (distance <= availableMeasure && distance >= 0) {
@@ -142,6 +149,7 @@
     e.stopPropagation();
     touch_active = true;
     longTouch = false;
+    ts = e.touches ? e.touches[0].clientX : e.clientX
     setTimeout(function() {
       longTouch = true;
     }, 250);