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video-gen-admin/node_modules/@rc-component/mentions/es/DropdownMenu.js

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+import Menu, { MenuItem } from '@rc-component/menu';
+import React, { useEffect, useRef } from 'react';
+import MentionsContext from "./MentionsContext";
+/**
+ * We only use Menu to display the candidate.
+ * The focus is controlled by textarea to make accessibility easy.
+ */
+function DropdownMenu(props) {
+  const {
+    notFoundContent,
+    activeIndex,
+    setActiveIndex,
+    selectOption,
+    onFocus,
+    onBlur,
+    onScroll
+  } = React.useContext(MentionsContext);
+  const {
+    prefixCls,
+    options,
+    opened
+  } = props;
+  const activeOption = options[activeIndex] || {};
+  const menuRef = useRef(null);
+
+  // Monitor the changes in ActiveIndex and scroll to the visible area if there are any changes
+  useEffect(() => {
+    if (activeIndex === -1 || !menuRef.current || !opened) {
+      return;
+    }
+    const activeItem = menuRef.current?.findItem?.({
+      key: activeOption.key
+    });
+    if (activeItem) {
+      activeItem.scrollIntoView({
+        block: 'nearest',
+        inline: 'nearest'
+      });
+    }
+  }, [activeIndex, activeOption.key, opened]);
+  return /*#__PURE__*/React.createElement(Menu, {
+    ref: menuRef,
+    prefixCls: `${prefixCls}-menu`,
+    activeKey: activeOption.key,
+    onSelect: ({
+      key
+    }) => {
+      const option = options.find(({
+        key: optionKey
+      }) => optionKey === key);
+      selectOption(option);
+    },
+    onFocus: onFocus,
+    onBlur: onBlur,
+    onScroll: onScroll
+  }, options.map((option, index) => {
+    const {
+      key,
+      disabled,
+      className,
+      style,
+      label
+    } = option;
+    return /*#__PURE__*/React.createElement(MenuItem, {
+      key: key,
+      disabled: disabled,
+      className: className,
+      style: style,
+      onMouseEnter: () => {
+        setActiveIndex(index);
+      }
+    }, label);
+  }), !options.length && /*#__PURE__*/React.createElement(MenuItem, {
+    disabled: true
+  }, notFoundContent));
+}
+export default DropdownMenu;