import sdk from '../../../lib/rocketchat/services/sdk';
import { IUser } from '../../../definitions';
import EventEmitter from '../../../utils/events';
import subscribeInquiry from './subscriptions/inquiry';

export const isOmnichannelStatusAvailable = (user: IUser): boolean => user?.statusLivechat === 'available';

// RC 0.26.0
export const changeLivechatStatus = () => sdk.methodCallWrapper('livechat:changeLivechatStatus');

// RC 2.4.0
// @ts-ignore
export const getInquiriesQueued = () => sdk.get('livechat/inquiries.queued');

// this inquiry is added to the db by the subscriptions stream
// and will be removed by the queue stream
// RC 2.4.0
export const takeInquiry = (inquiryId: string) => sdk.methodCallWrapper('livechat:takeInquiry', inquiryId);

class Omnichannel {
	private inquirySub: { stop: () => void } | null;
	constructor() {
		this.inquirySub = null;
		EventEmitter.addEventListener('INQUIRY_SUBSCRIBE', this.subscribeInquiry);
		EventEmitter.addEventListener('INQUIRY_UNSUBSCRIBE', this.unsubscribeInquiry);
	}

	subscribeInquiry = async () => {
		console.log('[RCRN] Subscribing to inquiry');
		this.inquirySub = await subscribeInquiry();
	};

	unsubscribeInquiry = () => {
		if (this.inquirySub) {
			console.log('[RCRN] Unsubscribing from inquiry');
			this.inquirySub.stop();
			this.inquirySub = null;
		}
	};
}

// eslint-disable-next-line @typescript-eslint/no-unused-vars
const omnichannel = new Omnichannel();