ENH: model info display UI

Change-Id: I066c0e7f8ce87ec00b1141a1b44430444a819b42
(cherry picked from commit 05907a1a42da82737090d55046974d401f8af057)

resources/web/include/swiper/vue/get-children.js

@@ -0,0 +1,41 @@
+function getChildren(originalSlots = {}, slidesRef, oldSlidesRef) {
+  const slides = [];
+  const slots = {
+    'container-start': [],
+    'container-end': [],
+    'wrapper-start': [],
+    'wrapper-end': []
+  };
+
+  const getSlidesFromElements = (els, slotName) => {
+    if (!Array.isArray(els)) {
+      return;
+    }
+
+    els.forEach(vnode => {
+      const isFragment = typeof vnode.type === 'symbol';
+      if (slotName === 'default') slotName = 'container-end';
+
+      if (isFragment && vnode.children) {
+        getSlidesFromElements(vnode.children, 'default');
+      } else if (vnode.type && (vnode.type.name === 'SwiperSlide' || vnode.type.name === 'AsyncComponentWrapper')) {
+        slides.push(vnode);
+      } else if (slots[slotName]) {
+        slots[slotName].push(vnode);
+      }
+    });
+  };
+
+  Object.keys(originalSlots).forEach(slotName => {
+    const els = originalSlots[slotName]();
+    getSlidesFromElements(els, slotName);
+  });
+  oldSlidesRef.value = slidesRef.value;
+  slidesRef.value = slides;
+  return {
+    slides,
+    slots
+  };
+}
+
+export { getChildren };