dyaskur / google-chat-poll

import {chat_v1 as chatV1} from '@googleapis/chat';

import BaseHandler from './BaseHandler';

import {splitMessage} from '../helpers/utils';

import PollCard from '../cards/PollCard';

import {generateHelpText, helperButtonCard} from '../helpers/helper';

export default class MessageHandler extends BaseHandler {

  process(): chatV1.Schema$Message {

    const argumentText = this.event.message?.argumentText?.trim() ?? '';

    const helpResponse = {

      thread: this.event.message!.thread,

      actionResponse: {

        type: 'NEW_MESSAGE',

      },

      text: '',

      cardsV2: [helperButtonCard],

    };

    const isPrivate = this.event.space?.type === 'DM';

    switch (argumentText) {

      case 'help':

        helpResponse.text = generateHelpText(isPrivate);

        return helpResponse;

      case 'test dyas':

        helpResponse.text = 'Hello <https://github.com/dyaskur/google-chat-poll|google-chat-poll>';

        return helpResponse;

      default:

        const choices = splitMessage(argumentText);

        const annotation = this.getAnnotationByType('USER_MENTION');

        if (annotation && choices.length > 2) {

          const pollCard = new PollCard({

            choiceCreator: undefined,

            topic: choices.shift() ?? '',

            author: this.event.user,

            choices: choices,

            votes: {},

            anon: false,

            optionable: true,

          }, this.getUserTimezone());

          const message = pollCard.createMessage();

          return {

            thread: this.event.message!.thread,

            actionResponse: {

              type: 'NEW_MESSAGE',

            },

            ...message,

          };

        }

        helpResponse.text = generateHelpText(isPrivate);

        return helpResponse;

    }

  }

}