var request = require("request-promise"); var common = require('../common'); var logger = require('./logger'); var options = {}; exports.getDescribeGraph = (req, res, next) => { options = common.getOptions(); options.url = common.getSelLNDServerUrl() + '/graph'; request.get(options).then((body) => { const body_str = (undefined === body) ? '' : JSON.stringify(body); const search_idx = (undefined === body) ? -1 : body_str.search('Not Found'); logger.info('\r\nGraph: 10: ' + JSON.stringify(Date.now()) + ': INFO: Describe Graph Received: ' + body_str); if(undefined === body || search_idx > -1 || body.error) { res.status(500).json({ message: "Fetching Describe Graph Failed!", error: (undefined === body || search_idx > -1) ? 'Error From Server!' : body.error }); } else { res.status(200).json(body); } }) .catch((err) => { return res.status(500).json({ message: "Fetching Describe Graph Failed!", error: err.error }); }); }; exports.getGraphInfo = (req, res, next) => { options = common.getOptions(); options.url = common.getSelLNDServerUrl() + '/graph/info'; request.get(options).then((body) => { const body_str = (undefined === body) ? '' : JSON.stringify(body); const search_idx = (undefined === body) ? -1 : body_str.search('Not Found'); logger.info('\r\nGraph: 33: ' + JSON.stringify(Date.now()) + ': INFO: Network Info Received: ' + body_str); if(undefined === body || search_idx > -1 || body.error) { res.status(500).json({ message: "Fetching network Info failed!", error: (undefined === body || search_idx > -1) ? 'Error From Server!' : body.error }); } else { body.btc_total_network_capacity = (undefined === body.total_network_capacity) ? 0 : common.convertToBTC(body.total_network_capacity); body.btc_avg_channel_size = (undefined === body.avg_channel_size) ? 0 : common.convertToBTC(body.avg_channel_size); body.btc_min_channel_size = (undefined === body.min_channel_size) ? 0 : common.convertToBTC(body.min_channel_size); body.btc_max_channel_size = (undefined === body.max_channel_size) ? 0 : common.convertToBTC(body.max_channel_size); logger.info('\r\nGraph: 44: ' + JSON.stringify(Date.now()) + ': INFO: Network Information After Rounding and Conversion: ' + body_str); res.status(200).json(body); } }) .catch((err) => { return res.status(500).json({ message: "Fetching network Info failed!", error: err.error }); }); }; exports.getGraphNode = (req, res, next) => { options = common.getOptions(); options.url = common.getSelLNDServerUrl() + '/graph/node/' + req.params.pubKey; request(options).then((body) => { logger.info('\r\nGraph: 59: ' + JSON.stringify(Date.now()) + ': INFO: Node Info Received: ' + JSON.stringify(body)); if(undefined === body || body.error) { res.status(500).json({ message: "Fetching node Info failed!", error: (undefined === body) ? 'Error From Server!' : body.error }); } if (undefined !== body) { body.node.last_update_str = (undefined === body.node.last_update) ? '' : common.convertTimestampToDate(body.node.last_update); } res.status(200).json(body); }) .catch((err) => { return res.status(500).json({ message: "Fetching node Info failed!", error: err.error }); }); }; exports.getGraphEdge = (req, res, next) => { options = common.getOptions(); options.url = common.getSelLNDServerUrl() + '/graph/edge/' + req.params.chanid; request(options).then((body) => { logger.info('\r\nGraph: 79: ' + JSON.stringify(Date.now()) + ': INFO: Edge Info Received: ' + JSON.stringify(body)); if(undefined === body || body.error) { res.status(500).json({ message: "Fetching Edge Info Failed!", error: (undefined === body) ? 'Error From Server!' : body.error }); } if (undefined !== body) { body.last_update_str = (undefined === body.last_update) ? '' : common.convertTimestampToDate(body.last_update); } res.status(200).json(body); }) .catch((err) => { return res.status(500).json({ message: "Fetching Edge Info Failed!", error: err.error }); }); };