import request from 'request-promise'; import { Logger, LoggerService } from '../../utils/logger.js'; import { Common, CommonService } from '../../utils/common.js'; import { CommonSelectedNode } from '../../models/config.model.js'; let options = null; const logger: LoggerService = Logger; const common: CommonService = Common; export const getSentInfoFromPaymentRequest = (selNode: CommonSelectedNode, payment) => { options.url = selNode.ln_server_url + '/getsentinfo'; options.form = { paymentHash: payment }; return request.post(options).then((body) => { logger.log({ selectedNode: selNode, level: 'DEBUG', fileName: 'Payments', msg: 'Payment Sent Information Received', data: body }); body.forEach((sentPayment) => { if (sentPayment.amount) { sentPayment.amount = Math.round(sentPayment.amount / 1000); } if (sentPayment.recipientAmount) { sentPayment.recipientAmount = Math.round(sentPayment.recipientAmount / 1000); } }); return body; }).catch((err) => err); }; export const getQueryNodes = (selNode: CommonSelectedNode, nodeIds) => { options.url = selNode.ln_server_url + '/nodes'; options.form = { nodeIds: nodeIds?.reduce((acc, curr) => acc + ',' + curr) }; return request.post(options).then((nodes) => { logger.log({ selectedNode: selNode, level: 'DEBUG', fileName: 'Payments', msg: 'Query Nodes Received', data: nodes }); return nodes; }).catch((err) => []); }; export const decodePayment = (req, res, next) => { logger.log({ selectedNode: req.session.selectedNode, level: 'INFO', fileName: 'Payments', msg: 'Decoding Payment..' }); 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 + '/parseinvoice'; options.form = { invoice: req.params.invoice }; request.post(options).then((body) => { logger.log({ selectedNode: req.session.selectedNode, level: 'INFO', fileName: 'Payments', msg: 'Payment Decoded', data: body }); if (body.amount) { body.amount = Math.round(body.amount / 1000); } res.status(200).json(body); }).catch((errRes) => { const err = common.handleError(errRes, 'Payments', 'Decode Payment Error', req.session.selectedNode); return res.status(err.statusCode).json({ message: err.message, error: err.error }); }); }; export const postPayment = (req, res, next) => { logger.log({ selectedNode: req.session.selectedNode, level: 'INFO', fileName: 'Payments', msg: 'Paying Invoice..' }); 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 + '/payinvoice'; options.form = req.body; logger.log({ selectedNode: req.session.selectedNode, level: 'DEBUG', fileName: 'Payments', msg: 'Send Payment Options', data: options.form }); request.post(options).then((body) => { logger.log({ selectedNode: req.session.selectedNode, level: 'INFO', fileName: 'Payments', msg: 'Invoice Paid', data: body }); res.status(201).json(body); }).catch((errRes) => { const err = common.handleError(errRes, 'Payments', 'Send Payment Error', req.session.selectedNode); return res.status(err.statusCode).json({ message: err.message, error: err.error }); }); }; export const queryPaymentRoute = (req, res, next) => { logger.log({ selectedNode: req.session.selectedNode, level: 'INFO', fileName: 'Payments', msg: 'Querying Payment Route..' }); 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 + '/findroutetonode'; options.form = { nodeId: req.query.nodeId, amountMsat: req.query.amountMsat }; logger.log({ selectedNode: req.session.selectedNode, level: 'DEBUG', fileName: 'Payments', msg: 'Query Payment Route Options', data: options.form }); request.post(options).then((body) => { logger.log({ selectedNode: req.session.selectedNode, level: 'DEBUG', fileName: 'Payments', msg: 'Query Payment Route Received', data: body }); if (body && body.routes && body.routes.length) { let allRoutesNodeIds = []; allRoutesNodeIds = body.routes?.reduce((accRoutes, currRoute) => [...new Set([...accRoutes, ...currRoute.nodeIds])], []); return getQueryNodes(req.session.selectedNode, allRoutesNodeIds).then((nodesWithAlias) => { let foundPeer = null; body.routes.forEach((route, i) => { route.nodeIds?.map((node, j) => { foundPeer = nodesWithAlias.find((nodeWithAlias) => node === nodeWithAlias.nodeId); body.routes[i].nodeIds[j] = { nodeId: node, alias: foundPeer ? foundPeer.alias : '' }; return node; }); }); logger.log({ selectedNode: req.session.selectedNode, level: 'INFO', fileName: 'Payments', msg: 'Query Routes with Alias Received', data: body }); res.status(200).json(body); }); } else { logger.log({ selectedNode: req.session.selectedNode, level: 'INFO', fileName: 'Payments', msg: 'Empty Payment Route Information Received' }); res.status(200).json({ routes: [] }); } }).catch((errRes) => { const err = common.handleError(errRes, 'Payments', 'Query Route Error', req.session.selectedNode); return res.status(err.statusCode).json({ message: err.message, error: err.error }); }); }; export const getSentPaymentsInformation = (req, res, next) => { logger.log({ selectedNode: req.session.selectedNode, level: 'INFO', fileName: 'Payments', msg: 'Getting Sent Payment Information..' }); options = common.getOptions(req); if (options.error) { return res.status(options.statusCode).json({ message: options.message, error: options.error }); } if (req.body.payments) { const paymentsArr = req.body.payments.split(','); return Promise.all(paymentsArr?.map((payment) => getSentInfoFromPaymentRequest(req.session.selectedNode, payment))). then((values) => { logger.log({ selectedNode: req.session.selectedNode, level: 'INFO', fileName: 'Payments', msg: 'Payment Sent Information Received', data: values }); return res.status(200).json(values); }). catch((errRes) => { const err = common.handleError(errRes, 'Payments', 'Sent Payment Error', req.session.selectedNode); return res.status(err.statusCode).json({ message: err.message, error: err.error }); }); } else { logger.log({ selectedNode: req.session.selectedNode, level: 'INFO', fileName: 'Payments', msg: 'Empty Sent Payment Information Received' }); return res.status(200).json([]); } }; export const sendPaymentToRouteRequestCall = (selectedNode: CommonSelectedNode, shortChannelIds: string, invoice: string, amountMsat: number) => { logger.log({ selectedNode: selectedNode, level: 'INFO', fileName: 'Invoices', msg: 'Creating Invoice..' }); options = selectedNode.options; options.url = selectedNode.ln_server_url + '/sendtoroute'; options.form = { shortChannelIds: shortChannelIds, amountMsat: amountMsat, invoice: invoice }; return new Promise((resolve, reject) => { logger.log({ selectedNode: selectedNode, level: 'DEBUG', fileName: 'Payments', msg: 'Send Payment To Route Options', data: options.form }); request.post(options).then((body) => { logger.log({ selectedNode: selectedNode, level: 'INFO', fileName: 'Payments', msg: 'Payment Sent To Route', data: body }); resolve(body); }).catch((errRes) => { reject(common.handleError(errRes, 'Payments', 'Send Payment To Route Error', selectedNode)); }); }); }; export const sendPaymentToRoute = (req, res, next) => { logger.log({ selectedNode: req.session.selectedNode, level: 'INFO', fileName: 'Payments', msg: 'Send Payment To Route..' }); options = common.getOptions(req); if (options.error) { return res.status(options.statusCode).json({ message: options.message, error: options.error }); } sendPaymentToRouteRequestCall(req.session.selectedNode, req.body.shortChannelIds, req.body.invoice, req.body.amountMsat).then((callRes) => { res.status(200).json(callRes); }).catch((err) => res.status(err.statusCode).json({ message: err.message, error: err.error })); };