LibreChat/client/src/components/Input/SubmitButton.jsx

import React, { useState } from 'react';
import { StopGeneratingIcon } from '~/components';
import { Settings } from 'lucide-react';
import { SetTokenDialog } from './SetTokenDialog';
import store from '~/store';

export default function SubmitButton({
  endpoint,
  submitMessage,
  handleStopGenerating,
  disabled,
  isSubmitting,
  endpointsConfig,
}) {
  const [setTokenDialogOpen, setSetTokenDialogOpen] = useState(false);
  const { getToken } = store.useToken(endpoint);

  const isTokenProvided = endpointsConfig?.[endpoint]?.userProvide ? !!getToken() : true;
  const endpointsToHideSetTokens = new Set(['openAI', 'azureOpenAI', 'bingAI']);

  const clickHandler = (e) => {
    e.preventDefault();
    submitMessage();
  };

  const setToken = () => {
    setSetTokenDialogOpen(true);
  };

  if (isSubmitting) {
    return (
      <button
        onClick={handleStopGenerating}
        type="button"
        className="group absolute bottom-0 right-0 z-[101] flex h-[100%] w-[50px] items-center justify-center bg-transparent p-1 text-gray-500"
      >
        <div className="m-1 mr-0 rounded-md p-2 pb-[10px] pt-[10px] group-hover:bg-gray-100 group-disabled:hover:bg-transparent dark:group-hover:bg-gray-900 dark:group-hover:text-gray-400 dark:group-disabled:hover:bg-transparent">
          <StopGeneratingIcon />
        </div>
      </button>
    );
  } else if (!isTokenProvided && (!endpointsToHideSetTokens.has(endpoint))) {
    return (
      <>
        <button
          onClick={setToken}
          type="button"
          className="group absolute bottom-0 right-0 z-[101] flex h-[100%] w-auto items-center justify-center bg-transparent p-1 text-gray-500"
        >
          <div className="m-1 mr-0 rounded-md p-2 pb-[10px] pt-[10px] align-middle text-xs group-hover:bg-gray-100 group-disabled:hover:bg-transparent dark:group-hover:bg-gray-900 dark:group-hover:text-gray-400 dark:group-disabled:hover:bg-transparent">
            <Settings className="mr-1 inline-block w-[18px]" />
            Set Token First
          </div>
        </button>
        <SetTokenDialog
          open={setTokenDialogOpen}
          onOpenChange={setSetTokenDialogOpen}
          endpoint={endpoint}
        />
      </>
    );
  } else {
    return (
      <button
        onClick={clickHandler}
        disabled={disabled}
        className="group absolute bottom-0 right-0 z-[101] flex h-[100%] w-[50px] items-center justify-center bg-transparent p-1 text-gray-500"
      >
        <div className="m-1 mr-0 rounded-md pb-[9px] pl-[9.5px] pr-[7px] pt-[11px] group-hover:bg-gray-100 group-disabled:hover:bg-transparent dark:group-hover:bg-gray-900 dark:group-hover:text-gray-400 dark:group-disabled:hover:bg-transparent">
          <svg
            stroke="currentColor"
            fill="none"
            strokeWidth="2"
            viewBox="0 0 24 24"
            strokeLinecap="round"
            strokeLinejoin="round"
            className="mr-1 h-4 w-4 "
            height="1em"
            width="1em"
            xmlns="http://www.w3.org/2000/svg"
          >
            <line x1="22" y1="2" x2="11" y2="13" />
            <polygon points="22 2 15 22 11 13 2 9 22 2" />
          </svg>
        </div>
      </button>
    );
  }
}

{
  /* <div class="text-2xl"><span class="">·</span><span class="">·</span><span class="invisible">·</span></div> */
}