RTL/backend/controllers/lnd/peers.js

import request from 'request-promise';
import { Logger } from '../../utils/logger.js';
import { Common } from '../../utils/common.js';
let options = null;
const logger = Logger;
const common = Common;
export const getAliasForPeers = (lnServerUrl, peer) => {
    options.url = lnServerUrl + '/v1/graph/node/' + peer.pub_key;
    return request(options).then((aliasBody) => {
        logger.log({ selectedNode: null, level: 'DEBUG', fileName: 'Peers', msg: 'Alias', data: aliasBody.node.alias });
        peer.alias = aliasBody.node.alias;
        return aliasBody.node.alias;
    }).catch((err) => {
        peer.alias = peer.pub_key.slice(0, 10) + '...' + peer.pub_key.slice(-10);
        return peer.pub_key;
    });
};
export const getPeers = (req, res, next) => {
    logger.log({ selectedNode: req.session.selectedNode, level: 'INFO', fileName: 'Peers', msg: 'Getting Peers..' });
    options = common.getOptions(req);
    if (options.error) {
        return res.status(options.statusCode).json({ message: options.message, error: options.error });
    }
    options.url = req.session.selectedNode.ln_server_url + '/v1/peers';
    request(options).then((body) => {
        logger.log({ selectedNode: req.session.selectedNode, level: 'DEBUG', fileName: 'Peers', msg: 'Peers Received', data: body });
        const peers = !body.peers ? [] : body.peers;
        return Promise.all(peers.map((peer) => getAliasForPeers(req.session.selectedNode.ln_server_url, peer))).then((values) => {
            logger.log({ selectedNode: req.session.selectedNode, level: 'DEBUG', fileName: 'Peers', msg: 'Peers with Alias before Sort', data: body });
            if (body.peers) {
                body.peers = common.sortDescByStrKey(body.peers, 'alias');
            }
            logger.log({ selectedNode: req.session.selectedNode, level: 'DEBUG', fileName: 'Peers', msg: 'Peers with Alias after Sort', data: body });
            logger.log({ selectedNode: req.session.selectedNode, level: 'INFO', fileName: 'Peers', msg: 'Peers Received' });
            res.status(200).json(body.peers);
        });
    }).catch((errRes) => {
        const err = common.handleError(errRes, 'Peers', 'List Peers Error', req.session.selectedNode);
        return res.status(err.statusCode).json({ message: err.message, error: err.error });
    });
};
export const postPeer = (req, res, next) => {
    logger.log({ selectedNode: req.session.selectedNode, level: 'INFO', fileName: 'Peers', msg: 'Connecting Peer..' });
    options = common.getOptions(req);
    if (options.error) {
        return res.status(options.statusCode).json({ message: options.message, error: options.error });
    }
    options.url = req.session.selectedNode.ln_server_url + '/v1/peers';
    options.form = JSON.stringify({
        addr: { host: req.body.host, pubkey: req.body.pubkey },
        perm: req.body.perm
    });
    request.post(options).then((body) => {
        logger.log({ selectedNode: req.session.selectedNode, level: 'DEBUG', fileName: 'Peers', msg: 'Peer Added', data: body });
        options.url = req.session.selectedNode.ln_server_url + '/v1/peers';
        request(options).then((body) => {
            const peers = (!body.peers) ? [] : body.peers;
            return Promise.all(peers.map((peer) => getAliasForPeers(req.session.selectedNode.ln_server_url, peer))).then((values) => {
                if (body.peers) {
                    body.peers = common.sortDescByStrKey(body.peers, 'alias');
                    logger.log({ selectedNode: req.session.selectedNode, level: 'DEBUG', fileName: 'Peers', msg: 'Peer with Alias', data: body });
                    body.peers = common.newestOnTop(body.peers, 'pub_key', req.body.pubkey);
                    logger.log({ selectedNode: req.session.selectedNode, level: 'DEBUG', fileName: 'Peers', msg: 'Peer with Newest On Top', data: body });
                }
                logger.log({ selectedNode: req.session.selectedNode, level: 'DEBUG', fileName: 'Peers', msg: 'Peer Added Successfully' });
                logger.log({ selectedNode: req.session.selectedNode, level: 'INFO', fileName: 'Peers', msg: 'Peer Connected' });
                res.status(201).json(body.peers);
            }).catch((errRes) => {
                const err = common.handleError(errRes, 'Peers', 'Connect Peer Error', req.session.selectedNode);
                return res.status(err.statusCode).json({ message: err.message, error: err.error });
            });
        }).catch((errRes) => {
            const err = common.handleError(errRes, 'Peers', 'Connect Peer Error', req.session.selectedNode);
            return res.status(err.statusCode).json({ message: err.message, error: err.error });
        });
    }).catch((errRes) => {
        const err = common.handleError(errRes, 'Peers', 'Connect Peer Error', req.session.selectedNode);
        return res.status(err.statusCode).json({ message: err.message, error: err.error });
    });
};
export const deletePeer = (req, res, next) => {
    logger.log({ selectedNode: req.session.selectedNode, level: 'INFO', fileName: 'Peers', msg: 'Disconnecting Peer..' });
    options = common.getOptions(req);
    if (options.error) {
        return res.status(options.statusCode).json({ message: options.message, error: options.error });
    }
    options.url = req.session.selectedNode.ln_server_url + '/v1/peers/' + req.params.peerPubKey;
    request.delete(options).then((body) => {
        logger.log({ selectedNode: req.session.selectedNode, level: 'DEBUG', fileName: 'Peers', msg: 'Detach Peer Response', data: body });
        logger.log({ selectedNode: req.session.selectedNode, level: 'DEBUG', fileName: 'Peers', msg: 'Peer Detached', data: req.params.peerPubKey });
        logger.log({ selectedNode: req.session.selectedNode, level: 'INFO', fileName: 'Peers', msg: 'Peer Disconnected' });
        res.status(204).json({});
    }).catch((errRes) => {
        const err = common.handleError(errRes, 'Peers', 'Disconnect Peer Error', req.session.selectedNode);
        return res.status(err.statusCode).json({ message: err.message, error: err.error });
    });
};