import {
	MESSAGE_TYPE_LOAD_MORE,
	MESSAGE_TYPE_LOAD_NEXT_CHUNK,
	MESSAGE_TYPE_LOAD_PREVIOUS_CHUNK
} from '../../../constants/messageTypeLoad';
import RocketChat from '../../../lib/rocketchat';

interface IGetMoreMessages {
	rid: string;
	t?: string;
	tmid?: string;
	loaderItem: {
		t: string;
		ts: Date;
	};
}

const getMoreMessages = ({ rid, t, tmid, loaderItem }: IGetMoreMessages) => {
	if ([MESSAGE_TYPE_LOAD_MORE, MESSAGE_TYPE_LOAD_PREVIOUS_CHUNK].includes(loaderItem.t)) {
		return RocketChat.loadMessagesForRoom({
			rid,
			t,
			latest: loaderItem.ts,
			loaderItem
		});
	}

	if (loaderItem.t === MESSAGE_TYPE_LOAD_NEXT_CHUNK) {
		return RocketChat.loadNextMessages({
			rid,
			tmid,
			ts: loaderItem.ts,
			loaderItem
		});
	}
};
export default getMoreMessages;