From a79404547fa78bf7105bb24cdb1bbb0e1ac7c91b Mon Sep 17 00:00:00 2001
From: Iuri Matias <iuri.matias@gmail.com>
Date: Thu, 26 Jul 2018 13:11:38 -0400
Subject: [PATCH] re-add events

---
 lib/contracts/blockchain.js | 25 ++++++++++++-------------
 1 file changed, 12 insertions(+), 13 deletions(-)

diff --git a/lib/contracts/blockchain.js b/lib/contracts/blockchain.js
index ba34e4b35..6a18d630a 100644
--- a/lib/contracts/blockchain.js
+++ b/lib/contracts/blockchain.js
@@ -33,7 +33,6 @@ class Blockchain {
     this.registerRequests();
     this.registerWeb3Object();
     this.registerEvents();
-
   }
 
   //initWeb3() {
@@ -81,19 +80,19 @@ class Blockchain {
   }
 
   registerEvents() {
-    //const self = this;
-    //self.events.on('check:wentOffline:Ethereum', () => {
-    //  self.logger.trace('Ethereum went offline: stopping web3 provider...');
-    //  self.provider.stop();
+    const self = this;
+    self.events.on('check:wentOffline:Ethereum', () => {
+      self.logger.trace('Ethereum went offline: stopping web3 provider...');
+      self.provider.stop();
 
-    //  // once the node goes back online, we can restart the provider
-    //  self.events.once('check:backOnline:Ethereum', () => {
-    //    self.logger.trace('Ethereum back online: starting web3 provider...');
-    //    self.provider.startWeb3Provider(() => {
-    //      self.logger.trace('web3 provider restarted after ethereum node came back online');
-    //    });
-    //  });
-    //});
+      // once the node goes back online, we can restart the provider
+      self.events.once('check:backOnline:Ethereum', () => {
+        self.logger.trace('Ethereum back online: starting web3 provider...');
+        self.provider.startWeb3Provider(() => {
+          self.logger.trace('web3 provider restarted after ethereum node came back online');
+        });
+      });
+    });
   }
 
   onReady(callback) {