spectrum/src/components/modals/modalRoot.js

// @flow
import React from 'react';
import { connect } from 'react-redux';
import BanUserModal from './BanUserModal';
import DeleteDoubleCheckModal from './DeleteDoubleCheckModal';

const MODAL_COMPONENTS = {
  DELETE_DOUBLE_CHECK_MODAL: DeleteDoubleCheckModal,
  BAN_USER_MODAL: BanUserModal,
};

export type ModalTypes = $Keys<typeof MODAL_COMPONENTS>;

/*
  Takes a modalType and modalProps to dynamically return the
  modal component we imported above
*/
const modalRoot = ({ modalType, modalProps }) => {
  if (!modalType) {
    return null;
  }

  const SpecificModal = MODAL_COMPONENTS[modalType];
  return <SpecificModal {...modalProps} />;
};

const mapStateToProps = state => ({
  modalProps: state.modals.modalProps,
  modalType: state.modals.modalType,
});

// $FlowIssue
export default connect(mapStateToProps)(modalRoot);