element-call/src/button/CopyButton.jsx

import React, { useCallback } from "react";
import useClipboard from "react-use-clipboard";
import { ReactComponent as CheckIcon } from "../icons/Check.svg";
import { ReactComponent as CopyIcon } from "../icons/Copy.svg";
import { Button } from "./Button";

export function CopyButton({ value, children, onClassName, variant, ...rest }) {
  const [isCopied, setCopied] = useClipboard(value, { successDuration: 3000 });

  return (
    <Button
      {...rest}
      variant={variant === "icon" ? "iconCopy" : "copy"}
      on={isCopied}
      onClassName={onClassName}
      onPress={setCopied}
      iconStyle={isCopied ? "stroke" : "fill"}
    >
      {isCopied ? (
        <>
          {variant !== "icon" && <span>Copied!</span>}
          <CheckIcon />
        </>
      ) : (
        <>
          {variant !== "icon" && <span>{children || value}</span>}
          <CopyIcon />
        </>
      )}
    </Button>
  );
}