RocketChat/Rocket.Chat

import type { SlashCommandCallbackParams } from '@rocket.chat/core-typings';

import { dispatchToastMessage } from '../../../client/lib/toast';
import { callbacks } from '../../../lib/callbacks';
import { hasPermission } from '../../authorization/client';
import { ChatRoom } from '../../models/client/models/ChatRoom';
import { sdk } from '../../utils/client/lib/SDKClient';
import { slashCommands } from '../../utils/client/slashCommand';

slashCommands.add({
    command: 'topic',
    callback: async function Topic({ params, message }: SlashCommandCallbackParams<'topic'>): Promise<void> {
        if (hasPermission('edit-room', message.rid)) {
            try {
                await sdk.call('saveRoomSettings', message.rid, 'roomTopic', params);
                await callbacks.run('roomTopicChanged', ChatRoom.findOne(message.rid));
            } catch (error: unknown) {
                dispatchToastMessage({ type: 'error', message: error });
                throw error;
            }
        }
    },
    options: {
        description: 'Slash_Topic_Description',
        params: 'Slash_Topic_Params',
        permission: 'edit-room',
    },
});