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frontend/node_modules/@rc-component/portal/es/useScrollLocker.js

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+import _slicedToArray from "@babel/runtime/helpers/esm/slicedToArray";
+import * as React from 'react';
+import { updateCSS, removeCSS } from "rc-util/es/Dom/dynamicCSS";
+import useLayoutEffect from "rc-util/es/hooks/useLayoutEffect";
+import { getTargetScrollBarSize } from "rc-util/es/getScrollBarSize";
+import { isBodyOverflowing } from "./util";
+var UNIQUE_ID = "rc-util-locker-".concat(Date.now());
+var uuid = 0;
+export default function useScrollLocker(lock) {
+  var mergedLock = !!lock;
+  var _React$useState = React.useState(function () {
+      uuid += 1;
+      return "".concat(UNIQUE_ID, "_").concat(uuid);
+    }),
+    _React$useState2 = _slicedToArray(_React$useState, 1),
+    id = _React$useState2[0];
+  useLayoutEffect(function () {
+    if (mergedLock) {
+      var scrollbarSize = getTargetScrollBarSize(document.body).width;
+      var isOverflow = isBodyOverflowing();
+      updateCSS("\nhtml body {\n  overflow-y: hidden;\n  ".concat(isOverflow ? "width: calc(100% - ".concat(scrollbarSize, "px);") : '', "\n}"), id);
+    } else {
+      removeCSS(id);
+    }
+    return function () {
+      removeCSS(id);
+    };
+  }, [mergedLock, id]);
+}