plane/web/components/issues/issue-layouts/header/helpers/dropdown.tsx

import React, { Fragment } from "react";

// headless ui
import { Popover, Transition } from "@headlessui/react";
// icons
import { ChevronUp } from "lucide-react";

type Props = {
  children: React.ReactNode;
  title?: string;
};

export const FiltersDropdown: React.FC<Props> = (props) => {
  const { children, title = "Dropdown" } = props;

  return (
    <Popover className="relative">
      {({ open }) => {
        if (open) {
        }
        return (
          <>
            <Popover.Button
              className={`outline-none border border-custom-border-200 text-xs rounded flex items-center gap-2 px-2 py-1.5 hover:bg-custom-background-80 ${
                open ? "text-custom-text-100" : "text-custom-text-200"
              }`}
            >
              <div className="font-medium">{title}</div>
              <div
                className={`w-3.5 h-3.5 flex items-center justify-center transition-all ${open ? "" : "rotate-180"}`}
              >
                <ChevronUp width={14} strokeWidth={2} />
              </div>
            </Popover.Button>
            <Transition
              as={Fragment}
              enter="transition ease-out duration-200"
              enterFrom="opacity-0 translate-y-1"
              enterTo="opacity-100 translate-y-0"
              leave="transition ease-in duration-150"
              leaveFrom="opacity-100 translate-y-0"
              leaveTo="opacity-0 translate-y-1"
            >
              <Popover.Panel className="absolute right-0 z-10 mt-1 bg-custom-background-100 border border-custom-border-200 shadow-custom-shadow-rg rounded overflow-hidden">
                <div className="w-[18.75rem] max-h-[37.5rem] flex flex-col overflow-hidden">{children}</div>
              </Popover.Panel>
            </Transition>
          </>
        );
      }}
    </Popover>
  );
};