winston added as our logger by default

bot/index.js

@@ -1,16 +1,25 @@
+const winston = require('winston');
 const SignerProvider = require('ethjs-provider-signer');
 const sign = require('ethjs-signer').sign;
 const Eth = require('ethjs-query');
 const prices = require('./prices');
 const config = require('../config');
 
-
 const provider = new SignerProvider(config.signerPath, {
   signTransaction: (rawTx, cb) => cb(null, sign(rawTx, process.env.KEY)),
   accounts: (cb) => cb(null, [address]),
 });
 const eth = new Eth(provider);
 
+const logger = winston.createLogger({
+  level: 'info',
+  format: winston.format.json(),
+  transports: [
+    new winston.transports.File({ filename: 'error.log', level: 'error' }),
+    new winston.transports.File({ filename: 'info.log', level: 'info'}),
+    new winston.transports.File({ filename: 'combined.log' })
+  ]
+});
 
 const bountyLabels = {
     'bounty-xs': 1, 
@@ -69,8 +78,8 @@ const getGasPrice = function(req) {
     // Check how to handle errors when promises does not arrive
 }
 
-const log = function() {
-    console.log(arguments);
+const log = function(msg) {
+    logger.info(msg);
 }
 
 module.exports = {

index.js

@@ -35,8 +35,8 @@ app.post(`${config.urlEndpoint}`, jsonParser, function(req, res, next) {
  //const to = bot.getAddress(req);
  const amount = bot.getAmount(req);
  const gasPrice = bot.getGasPrice();
-  console.log('amount: ', amount);
-  console.log('gasPrice: ', gasPrice);
+ bot.log('amount: ' +  amount);
+ bot.log('gasPrice: ' +  gasPrice);
  /*
  eth.getTransactionCount(address, (err, nonce) => {
    eth.sendTransaction({

package.json

@@ -19,6 +19,7 @@
     "express": "^4.15.2",
     "helmet": "^3.9.0",
     "lodash": "^4.17.4",
-    "web3": "^0.18.2"
+    "web3": "^0.18.2",
+    "winston": "^2.4.0"
   }
 }