var request = require('request-promise'); var common = require('../../common'); var logger = require('./logger'); var options = {}; exports.loopOut = (req, res, next) => { options = common.getSwapServerOptions(); if(options.url === '') { return res.status(500).json({message: "Loop Out Failed!",error: { message: 'Loop Server URL is missing in the configuration.'}}); } options.url = options.url + '/v1/loop/out'; options.body = { amt: req.body.amount, sweep_conf_target: req.body.targetConf, max_swap_routing_fee: req.body.swapRoutingFee, max_miner_fee: req.body.minerFee, max_prepay_routing_fee: req.body.prepayRoutingFee, max_prepay_amt: req.body.prepayAmt, max_swap_fee: req.body.swapFee, swap_publication_deadline: req.body.swapPublicationDeadline, initiator: 'RTL' }; if (req.body.chanId !== '') { options.body['loop_out_channel'] = req.body.chanId; } if (req.body.destAddress !== '') { options.body['dest'] = req.body.destAddress; } logger.info({fileName: 'Loop', msg: 'Loop Out Body: ' + JSON.stringify(options.body)}); request.post(options).then(loopOutRes => { logger.info({fileName: 'Loop', msg: 'Loop Out: ' + JSON.stringify(loopOutRes)}); if(!loopOutRes || loopOutRes.error) { logger.error({fileName: 'Loop', lineNum: 28, msg: 'Loop Out Error: ' + JSON.stringify(loopOutRes.error)}); res.status(500).json({ message: 'Loop Out Failed!', error: (!loopOutRes) ? 'Error From Server!' : loopOutRes.error.message }); } else { res.status(201).json(loopOutRes); } }) .catch(errRes => { let err = JSON.parse(JSON.stringify(errRes)); if (err.options && err.options.headers && err.options.headers['Grpc-Metadata-macaroon']) { delete err.options.headers['Grpc-Metadata-macaroon']; } if (err.response && err.response.request && err.response.request.headers && err.response.request.headers['Grpc-Metadata-macaroon']) { delete err.response.request.headers['Grpc-Metadata-macaroon']; } logger.error({fileName: 'Loop', lineNum: 44, msg: 'Loop Out Error: ' + JSON.stringify(err)}); return res.status(500).json({ message: "Loop Out Failed!", error: (err.error && err.error.error) ? err.error.error : (err.error) ? err.error : err }); }); }; exports.loopOutTerms = (req, res, next) => { options = common.getSwapServerOptions(); if(options.url === '') { return res.status(500).json({message: "Loop Out Terms Failed!",error: { message: 'Loop Server URL is missing in the configuration.'}}); } options.url = options.url + '/v1/loop/out/terms'; request(options).then(function (body) { logger.info({fileName: 'Loop', msg: 'Loop Out Terms: ' + JSON.stringify(body)}); res.status(200).json(body); }) .catch(errRes => { let err = JSON.parse(JSON.stringify(errRes)); if (err.options && err.options.headers && err.options.headers['Grpc-Metadata-macaroon']) { delete err.options.headers['Grpc-Metadata-macaroon']; } if (err.response && err.response.request && err.response.request.headers && err.response.request.headers['Grpc-Metadata-macaroon']) { delete err.response.request.headers['Grpc-Metadata-macaroon']; } logger.error({fileName: 'Loop', lineNum: 67, msg: 'Loop Out Terms Error: ' + JSON.stringify(err)}); return res.status(500).json({ message: "Loop Out Terms Failed!", error: (err.error && err.error.error) ? err.error.error : (err.error) ? err.error : err }); }); }; exports.loopOutQuote = (req, res, next) => { options = common.getSwapServerOptions(); if(options.url === '') { return res.status(500).json({message: "Loop Out Quote Failed!",error: { message: 'Loop Server URL is missing in the configuration.'}}); } options.url = options.url + '/v1/loop/out/quote/' + req.params.amount + '?conf_target=' + (req.query.targetConf ? req.query.targetConf : '2') + '&swap_publication_deadline=' + req.query.swapPublicationDeadline; logger.info({fileName: 'Loop', msg: 'Loop Out Quote URL: ' + options.url}); request(options).then(function (quoteRes) { logger.info({fileName: 'Loop', msg: 'Loop Out Quote: ' + JSON.stringify(quoteRes)}); quoteRes.amount = +req.params.amount; quoteRes.swap_payment_dest = quoteRes.swap_payment_dest ? Buffer.from(quoteRes.swap_payment_dest, 'base64').toString('hex') : ''; res.status(200).json(quoteRes); }) .catch(errRes => { let err = JSON.parse(JSON.stringify(errRes)); if (err.options && err.options.headers && err.options.headers['Grpc-Metadata-macaroon']) { delete err.options.headers['Grpc-Metadata-macaroon']; } if (err.response && err.response.request && err.response.request.headers && err.response.request.headers['Grpc-Metadata-macaroon']) { delete err.response.request.headers['Grpc-Metadata-macaroon']; } logger.error({fileName: 'Loop', lineNum: 94, msg: 'Loop Out Quote Error: ' + JSON.stringify(err)}); return res.status(500).json({ message: "Loop Out Quote Failed!", error: (err.error && err.error.error) ? err.error.error : (err.error) ? err.error : err }); }); }; exports.loopOutTermsAndQuotes = (req, res, next) => { options = common.getSwapServerOptions(); if(options.url === '') { return res.status(500).json({message: "Loop Out Terms And Quotes Failed!",error: { message: 'Loop Server URL is missing in the configuration.'}}); } options.url = options.url + '/v1/loop/out/terms'; request(options).then(function(terms) { logger.info({fileName: 'Loop', msg: 'Loop Out Terms: ' + JSON.stringify(terms)}); const options1 = common.getSwapServerOptions(); const options2 = common.getSwapServerOptions(); options1.url = options1.url + '/v1/loop/out/quote/' + terms.min_swap_amount + '?conf_target=' + (req.query.targetConf ? req.query.targetConf : '2') + '&swap_publication_deadline=' + req.query.swapPublicationDeadline; options2.url = options2.url + '/v1/loop/out/quote/' + terms.max_swap_amount + '?conf_target=' + (req.query.targetConf ? req.query.targetConf : '2') + '&swap_publication_deadline=' + req.query.swapPublicationDeadline; logger.info({fileName: 'Loop', msg: 'Loop Out Min Quote Options: ' + JSON.stringify(options1)}); logger.info({fileName: 'Loop', msg: 'Loop Out Max Quote Options: ' + JSON.stringify(options2)}); Promise.all([request(options1), request(options2)]).then(function(values) { values[0].amount = +terms.min_swap_amount; values[1].amount = +terms.max_swap_amount; values[0].swap_payment_dest = values[0].swap_payment_dest ? Buffer.from(values[0].swap_payment_dest, 'base64').toString('hex') : ''; values[1].swap_payment_dest = values[1].swap_payment_dest ? Buffer.from(values[1].swap_payment_dest, 'base64').toString('hex') : ''; logger.info({fileName: 'Loop', msg: 'Loop Out Quotes 1: ' + JSON.stringify(values[0])}); logger.info({fileName: 'Loop', msg: 'Loop Out Quotes 2: ' + JSON.stringify(values[1])}); res.status(200).json(values); }) .catch(errRes => { let err = JSON.parse(JSON.stringify(errRes)); if (err.options && err.options.headers && err.options.headers['Grpc-Metadata-macaroon']) { delete err.options.headers['Grpc-Metadata-macaroon']; } if (err.response && err.response.request && err.response.request.headers && err.response.request.headers['Grpc-Metadata-macaroon']) { delete err.response.request.headers['Grpc-Metadata-macaroon']; } logger.error({fileName: 'Loop', lineNum: 132, msg: 'Loop Out Quotes Error: ' + JSON.stringify(err)}); return res.status(500).json({ message: "Loop Out Quotes Failed!", error: (err.error && err.error.error) ? err.error.error : (err.error) ? err.error : err }); }); }) .catch(errRes => { let err = JSON.parse(JSON.stringify(errRes)); if (err.options && err.options.headers && err.options.headers['Grpc-Metadata-macaroon']) { delete err.options.headers['Grpc-Metadata-macaroon']; } if (err.response && err.response.request && err.response.request.headers && err.response.request.headers['Grpc-Metadata-macaroon']) { delete err.response.request.headers['Grpc-Metadata-macaroon']; } logger.error({fileName: 'Loop', lineNum: 146, msg: 'Loop Out Terms Error: ' + JSON.stringify(err)}); return res.status(500).json({ message: "Loop Out Terms Failed!", error: (err.error && err.error.error) ? err.error.error : (err.error) ? err.error : err }); }); }; exports.loopIn = (req, res, next) => { options = common.getSwapServerOptions(); if(options.url === '') { return res.status(500).json({message: "Loop In Failed!",error: { message: 'Loop Server URL is missing in the configuration.'}}); } options.url = options.url + '/v1/loop/in'; options.body = { amt: req.body.amount, max_swap_fee: req.body.swapFee, max_miner_fee: req.body.minerFee, initiator: 'RTL' }; logger.info({fileName: 'Loop', msg: 'Loop In Body: ' + JSON.stringify(options.body)}); request.post(options).then(function (body) { logger.info({fileName: 'Loop', msg: 'Loop In: ' + JSON.stringify(body)}); if(!body || body.error) { logger.error({fileName: 'Loop', lineNum: 166, msg: 'Loop In Error: ' + JSON.stringify(body.error)}); res.status(500).json({ message: 'Loop In Failed!', error: (body.error && body.error.message) ? body.error.message : 'Error From Server!' }); } else { res.status(201).json(body); } }) .catch(errRes => { let err = JSON.parse(JSON.stringify(errRes)); if (err.options && err.options.headers && err.options.headers['Grpc-Metadata-macaroon']) { delete err.options.headers['Grpc-Metadata-macaroon']; } if (err.response && err.response.request && err.response.request.headers && err.response.request.headers['Grpc-Metadata-macaroon']) { delete err.response.request.headers['Grpc-Metadata-macaroon']; } logger.error({fileName: 'Loop', lineNum: 182, msg: 'Loop In Error: ' + JSON.stringify(err)}); return res.status(500).json({ message: "Loop In Failed!", error: (err.error && err.error.error) ? err.error.error : (err.error) ? err.error : err }); }); }; exports.loopInTerms = (req, res, next) => { options = common.getSwapServerOptions(); if(options.url === '') { return res.status(500).json({message: "Loop In Terms Failed!",error: { message: 'Loop Server URL is missing in the configuration.'}}); } options.url = options.url + '/v1/loop/in/terms'; request(options).then(function (body) { logger.info({fileName: 'Loop', msg: 'Loop In Terms: ' + JSON.stringify(body)}); res.status(200).json(body); }) .catch(errRes => { let err = JSON.parse(JSON.stringify(errRes)); if (err.options && err.options.headers && err.options.headers['Grpc-Metadata-macaroon']) { delete err.options.headers['Grpc-Metadata-macaroon']; } if (err.response && err.response.request && err.response.request.headers && err.response.request.headers['Grpc-Metadata-macaroon']) { delete err.response.request.headers['Grpc-Metadata-macaroon']; } logger.error({fileName: 'Loop', lineNum: 205, msg: 'Loop In Terms Error: ' + JSON.stringify(err)}); return res.status(500).json({ message: "Loop In Terms Failed!", error: (err.error && err.error.error) ? err.error.error : (err.error) ? err.error : err }); }); }; exports.loopInQuote = (req, res, next) => { options = common.getSwapServerOptions(); if(options.url === '') { return res.status(500).json({message: "Loop In Quote Failed!",error: { message: 'Loop Server URL is missing in the configuration.'}}); } options.url = options.url + '/v1/loop/in/quote/' + req.params.amount + '?conf_target=' + (req.query.targetConf ? req.query.targetConf : '2') + '&swap_publication_deadline=' + req.query.swapPublicationDeadline; logger.info({fileName: 'Loop', msg: 'Loop In Quote Options: ' + options.url}); request(options).then(function (body) { logger.info({fileName: 'Loop', msg: 'Loop In Quote: ' + JSON.stringify(body)}); body.amount = +req.params.amount; body.swap_payment_dest = body.swap_payment_dest ? Buffer.from(body.swap_payment_dest, 'base64').toString('hex') : ''; res.status(200).json(body); }) .catch(errRes => { let err = JSON.parse(JSON.stringify(errRes)); if (err.options && err.options.headers && err.options.headers['Grpc-Metadata-macaroon']) { delete err.options.headers['Grpc-Metadata-macaroon']; } if (err.response && err.response.request && err.response.request.headers && err.response.request.headers['Grpc-Metadata-macaroon']) { delete err.response.request.headers['Grpc-Metadata-macaroon']; } logger.error({fileName: 'Loop', lineNum: 232, msg: 'Loop In Quote Error: ' + JSON.stringify(err)}); return res.status(500).json({ message: "Loop In Quote Failed!", error: (err.error && err.error.error) ? err.error.error : (err.error) ? err.error : err }); }); }; exports.loopInTermsAndQuotes = (req, res, next) => { options = common.getSwapServerOptions(); if(options.url === '') { return res.status(500).json({message: "Loop In Terms And Quotes Failed!",error: { message: 'Loop Server URL is missing in the configuration.'}}); } options.url = options.url + '/v1/loop/in/terms'; request(options).then(function(terms) { logger.info({fileName: 'Loop', msg: 'Loop In Terms: ' + JSON.stringify(terms)}); const options1 = common.getSwapServerOptions(); const options2 = common.getSwapServerOptions(); options1.url = options1.url + '/v1/loop/in/quote/' + terms.min_swap_amount + '?conf_target=' + (req.query.targetConf ? req.query.targetConf : '2') + '&swap_publication_deadline=' + req.query.swapPublicationDeadline; options2.url = options2.url + '/v1/loop/in/quote/' + terms.max_swap_amount + '?conf_target=' + (req.query.targetConf ? req.query.targetConf : '2') + '&swap_publication_deadline=' + req.query.swapPublicationDeadline; logger.info({fileName: 'Loop', msg: 'Loop In Min Quote Options: ' + JSON.stringify(options1)}); logger.info({fileName: 'Loop', msg: 'Loop In Max Quote Options: ' + JSON.stringify(options2)}); Promise.all([request(options1), request(options2)]).then(function(values) { values[0].amount = +terms.min_swap_amount; values[1].amount = +terms.max_swap_amount; values[0].swap_payment_dest = values[0].swap_payment_dest ? Buffer.from(values[0].swap_payment_dest, 'base64').toString('hex') : ''; values[1].swap_payment_dest = values[1].swap_payment_dest ? Buffer.from(values[1].swap_payment_dest, 'base64').toString('hex') : ''; logger.info({fileName: 'Loop', msg: 'Loop In Quotes 1: ' + JSON.stringify(values[0])}); logger.info({fileName: 'Loop', msg: 'Loop In Quotes 2: ' + JSON.stringify(values[1])}); res.status(200).json(values); }) .catch(errRes => { let err = JSON.parse(JSON.stringify(errRes)); if (err.options && err.options.headers && err.options.headers['Grpc-Metadata-macaroon']) { delete err.options.headers['Grpc-Metadata-macaroon']; } if (err.response && err.response.request && err.response.request.headers && err.response.request.headers['Grpc-Metadata-macaroon']) { delete err.response.request.headers['Grpc-Metadata-macaroon']; } logger.error({fileName: 'Loop', lineNum: 270, msg: 'Loop In Quotes Error: ' + JSON.stringify(err)}); return res.status(500).json({ message: "Loop In Quotes Failed!", error: (err.error && err.error.error) ? err.error.error : (err.error) ? err.error : err }); }); }) .catch(errRes => { let err = JSON.parse(JSON.stringify(errRes)); if (err.options && err.options.headers && err.options.headers['Grpc-Metadata-macaroon']) { delete err.options.headers['Grpc-Metadata-macaroon']; } if (err.response && err.response.request && err.response.request.headers && err.response.request.headers['Grpc-Metadata-macaroon']) { delete err.response.request.headers['Grpc-Metadata-macaroon']; } logger.error({fileName: 'Loop', lineNum: 284, msg: 'Loop In Terms Error: ' + JSON.stringify(err)}); return res.status(500).json({ message: "Loop In Terms Failed!", error: (err.error && err.error.error) ? err.error.error : (err.error) ? err.error : err }); }); }; exports.swaps = (req, res, next) => { options = common.getSwapServerOptions(); if(options.url === '') { return res.status(500).json({message: "Loop Out Failed!",error: { message: 'Loop Server URL is missing in the configuration.'}}); } options.url = options.url + '/v1/loop/swaps'; request(options).then(function (body) { logger.info({fileName: 'Loop', msg: 'Loop Swaps: ' + JSON.stringify(body)}); if (body.swaps && body.swaps.length > 0) { body.swaps.forEach(swap => { swap.initiation_time_str = (!swap.initiation_time) ? '' : common.convertTimestampToDate(Math.round(swap.initiation_time/1000000000)); swap.last_update_time_str = (!swap.last_update_time) ? '' : common.convertTimestampToDate(Math.round(swap.last_update_time/1000000000)); }); body.swaps = common.sortDescByKey(body.swaps, 'initiation_time'); logger.info({fileName: 'Loop', msg: 'Loop Swaps after Sort: ' + JSON.stringify(body)}); } res.status(200).json(body.swaps); }) .catch(errRes => { let err = JSON.parse(JSON.stringify(errRes)); if (err.options && err.options.headers && err.options.headers['Grpc-Metadata-macaroon']) { delete err.options.headers['Grpc-Metadata-macaroon']; } if (err.response && err.response.request && err.response.request.headers && err.response.request.headers['Grpc-Metadata-macaroon']) { delete err.response.request.headers['Grpc-Metadata-macaroon']; } logger.error({fileName: 'Loop', lineNum: 327, msg: 'List Swaps Error: ' + JSON.stringify(err)}); return res.status(500).json({ message: "Loop Swaps Failed!", error: (err.error && err.error.error) ? err.error.error : (err.error) ? err.error : err }); }); }; exports.swap = (req, res, next) => { options = common.getSwapServerOptions(); if(options.url === '') { return res.status(500).json({message: "Loop Out Failed!",error: { message: 'Loop Server URL is missing in the configuration.'}}); } options.url = options.url + '/v1/loop/swap/' + req.params.id; request(options).then(function (body) { logger.info({fileName: 'Loop', msg: 'Loop Swap: ' + body}); body.initiation_time_str = (!body.initiation_time) ? '' : common.convertTimestampToDate(Math.round(body.initiation_time/1000000000)); body.last_update_time_str = (!body.last_update_time) ? '' : common.convertTimestampToDate(Math.round(body.last_update_time/1000000000)); res.status(200).json(body); }) .catch(errRes => { let err = JSON.parse(JSON.stringify(errRes)); if (err.options && err.options.headers && err.options.headers['Grpc-Metadata-macaroon']) { delete err.options.headers['Grpc-Metadata-macaroon']; } if (err.response && err.response.request && err.response.request.headers && err.response.request.headers['Grpc-Metadata-macaroon']) { delete err.response.request.headers['Grpc-Metadata-macaroon']; } logger.error({fileName: 'Loop', lineNum: 342, msg: 'Swap Info Error: ' + JSON.stringify(err)}); return res.status(500).json({ message: "Loop Swap Failed!", error: (err.error && err.error.error) ? err.error.error : (err.error) ? err.error : err }); }); };