/*
 * https://github.com/morethanwords/tweb
 * Copyright (C) 2019-2021 Eduard Kuzmenko
 * https://github.com/morethanwords/tweb/blob/master/LICENSE
 */

import type ChatInput from "./input";
import AutocompleteHelperController from "./autocompleteHelperController";
import AutocompletePeerHelper from "./autocompletePeerHelper";
import placeCaretAtEnd from "../../helpers/dom/placeCaretAtEnd";

export default class MentionsHelper extends AutocompletePeerHelper {
  constructor(appendTo: HTMLElement, controller: AutocompleteHelperController, private chatInput: ChatInput) {
    super(appendTo, 
      controller,
      'mentions-helper',
      (target) => {
        const innerHTML = target.querySelector(`.${AutocompletePeerHelper.BASE_CLASS_LIST_ELEMENT}-description`).innerHTML;
        chatInput.messageInputField.value = innerHTML + ' ';
        placeCaretAtEnd(chatInput.messageInput);
      }
    );
  }
}