import request from 'request-promise'; import { Logger, LoggerService } from '../../utils/logger.js'; import { Common, CommonService } from '../../utils/common.js'; let options = null; const logger: LoggerService = Logger; const common: CommonService = Common; export const getNewAddress = (req, res, next) => { logger.log({ selectedNode: req.session.selectedNode, level: 'INFO', fileName: 'OnChain', msg: 'Generating New Address..' }); 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/newaddr'; options.body = req.body; request.post(options).then((body) => { logger.log({ selectedNode: req.session.selectedNode, level: 'INFO', fileName: 'OnChain', msg: 'New Address Generated', data: body }); res.status(200).json(body); }).catch((errRes) => { const err = common.handleError(errRes, 'OnChain', 'New Address Error', req.session.selectedNode); return res.status(err.statusCode).json({ message: err.message, error: err.error }); }); }; export const onChainWithdraw = (req, res, next) => { logger.log({ selectedNode: req.session.selectedNode, level: 'INFO', fileName: 'OnChain', msg: 'Withdrawing from On Chain..' }); 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/withdraw'; options.body = req.body; logger.log({ selectedNode: req.session.selectedNode, level: 'DEBUG', fileName: 'OnChain', msg: 'OnChain Withdraw Options', data: options.body }); request.post(options).then((body) => { logger.log({ selectedNode: req.session.selectedNode, level: 'INFO', fileName: 'OnChain', msg: 'Withdraw Finished', data: body }); res.status(201).json(body); }).catch((errRes) => { const err = common.handleError(errRes, 'OnChain', 'Withdraw Error', req.session.selectedNode); return res.status(err.statusCode).json({ message: err.message, error: err.error }); }); }; export const getUTXOs = (req, res, next) => { logger.log({ selectedNode: req.session.selectedNode, level: 'INFO', fileName: 'OnChain', msg: 'Listing Funds..' }); 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/listfunds'; request.post(options).then((body) => { logger.log({ selectedNode: req.session.selectedNode, level: 'INFO', fileName: 'OnChain', msg: 'Funds List Received', data: body }); // Local Remote Balance Calculation let lrBalance = { localBalance: 0, remoteBalance: 0, inactiveBalance: 0, pendingBalance: 0 }; body.channels.forEach((channel) => { if ((channel.state === 'CHANNELD_NORMAL') && channel.connected === true) { lrBalance.localBalance = lrBalance.localBalance + channel.our_amount_msat; lrBalance.remoteBalance = lrBalance.remoteBalance + (channel.amount_msat - channel.our_amount_msat); } else if ((channel.state === 'CHANNELD_NORMAL') && channel.connected === false) { lrBalance.inactiveBalance = lrBalance.inactiveBalance + channel.our_amount_msat; } else if (channel.state === 'CHANNELD_AWAITING_LOCKIN' || channel.state === 'DUALOPEND_AWAITING_LOCKIN') { lrBalance.pendingBalance = lrBalance.pendingBalance + channel.our_amount_msat; } }); lrBalance = { localBalance: lrBalance.localBalance / 1000, remoteBalance: lrBalance.remoteBalance / 1000, inactiveBalance: lrBalance.inactiveBalance / 1000, pendingBalance: lrBalance.pendingBalance / 1000 }; logger.log({ selectedNode: req.session.selectedNode, level: 'INFO', fileName: 'Onchain', msg: 'Local Remote Balance', data: lrBalance }); // Onchain Balance Calculation let onchainBalance = { totalBalance: 0, confBalance: 0, unconfBalance: 0 }; body.outputs.forEach((output) => { if (output.status === 'confirmed') { onchainBalance.confBalance = onchainBalance.confBalance + output.amount_msat; } else if (output.status === 'unconfirmed') { onchainBalance.unconfBalance = onchainBalance.unconfBalance + output.amount_msat; } }); onchainBalance = { totalBalance: onchainBalance.confBalance / 1000, confBalance: (onchainBalance.confBalance - onchainBalance.unconfBalance) / 1000, unconfBalance: onchainBalance.unconfBalance / 1000 }; logger.log({ selectedNode: req.session.selectedNode, level: 'INFO', fileName: 'Onchain', msg: 'Onchain Balance Received', data: onchainBalance }); res.status(200).json({ utxos: body.outputs || [], balance: onchainBalance, localRemoteBalance: lrBalance }); }).catch((errRes) => { const err = common.handleError(errRes, 'OnChain', 'List Funds Error', req.session.selectedNode); return res.status(err.statusCode).json({ message: err.message, error: err.error }); }); };