From 693f00b37fb9708dc6e76163da3b8d943ddec00c Mon Sep 17 00:00:00 2001
From: Adrian Barwicki <adrianbarwicki@gmail.com>
Date: Sat, 3 Nov 2018 22:26:46 +0100
Subject: [PATCH] bchNode node extracted

---
 example/rpc-calls.js      |  4 +++-
 index.js                  |  3 ++-
 pandacash-core/bchNode.js | 47 +++++++++++++++++++++++++++++++++++++++
 pandacash-core/index.js   | 24 +++++---------------
 4 files changed, 58 insertions(+), 20 deletions(-)
 create mode 100644 pandacash-core/bchNode.js

diff --git a/example/rpc-calls.js b/example/rpc-calls.js
index 087f24d..437874f 100644
--- a/example/rpc-calls.js
+++ b/example/rpc-calls.js
@@ -1,4 +1,6 @@
-const blockchain = require('../pandacash-core/rpc');
+const PandaCashRPC = require('../pandacash-core/rpc');
+
+const blockchain = new PandaCashRPC("127.0.0.1", 48332, "regtest");
 
 blockchain.getinfo().then(result => {
    console.log(result);
diff --git a/index.js b/index.js
index 8c17c0b..4c8e140 100755
--- a/index.js
+++ b/index.js
@@ -5,7 +5,8 @@ const figlet   = require('figlet');
 const pandacashCore = require('./pandacash-core');
 
 const bootstrap = () => {
-  pandacashCore.startNode().then(() => {
+  pandacashCore.startNode()
+  .then(() => {
     pandacashCore.seedAccounts();
 
     pandacashCore.startApi();
diff --git a/pandacash-core/bchNode.js b/pandacash-core/bchNode.js
new file mode 100644
index 0000000..6d875ae
--- /dev/null
+++ b/pandacash-core/bchNode.js
@@ -0,0 +1,47 @@
+const bcash = require('bcash');
+
+const FullNode = bcash.FullNode;
+
+let node;
+
+const startNode = (opts) => new Promise((resolve, reject) => {
+    if (node) {
+        return console.log("Node is already initialized.");
+    }
+
+    node = new FullNode({
+        file: true,
+        argv: true,
+        env: true,
+        logFile: true,
+        logConsole: opts.debug,
+        logLevel: 'debug',
+    
+        // Start up a blockchain, mempool, and miner using in-memory
+        // databases (stored in a red-black tree instead of on-disk).
+        memory: true,
+        network: "regtest",
+        workers: true,
+        listen: false,
+        loader: require
+    });
+    
+    (async () => {
+        await node.ensure();
+        await node.open();
+        await node.connect();
+    
+        node.startSync();
+
+        resolve(node);
+    })().catch((err) => {
+        console.error(err.stack);
+
+        reject();
+    });
+});
+
+module.exports = {
+    startNode
+};
+
diff --git a/pandacash-core/index.js b/pandacash-core/index.js
index e0b092f..6a82870 100644
--- a/pandacash-core/index.js
+++ b/pandacash-core/index.js
@@ -5,6 +5,7 @@ const path     = require('path');
 const yargs    = require('yargs');
 const initArgs = require("./args")
 const pkg      = require('../package.json');
+const bchNode = require('./bchNode');
 const PandaCashRPC = require('./rpc');
 
 var detailedVersion = `Pandacash CLI v${pkg.version}`;
@@ -60,17 +61,13 @@ async function startNode() {
    * b) --prefix=${__dirname}/../.bcash
    */
 
-  const cmd = path.dirname(require.resolve('bcash/package.json')) + `/bin/bcash --network=regtest`;
-  
-  blockchainStdout = _exec(cmd).stdout;
-
-  if (options.debug) {
-    enableLogging();
-  }
+  bchNode.startNode({
+    debug: options.debug
+  });
 
   await nodeAvailable();
 
-  console.log(`Bitcoin Cash blockchain restarted and listens at port ${NODE_PORT}`);
+  console.log(`Bitcoin Cash blockchain started and listens at port ${NODE_PORT}`);
 }
 
 async function nodeAvailable() {
@@ -104,14 +101,6 @@ async function seedAccounts() {
   await blockchain.generate([ 500, keyPairs[0].address  ])
 }
 
-function enableLogging() {
-  console.log('Enabling logging of debug.db.');
-
-  blockchainStdout && blockchainStdout.on('data', function(data) {
-    console.log(data.toString());
-  });
-}
-
 /**
  * Starts the wrapper around the RPC commands
  * We currently use the Bitbox implementation.
@@ -172,6 +161,5 @@ module.exports = {
     startNode,
     seedAccounts,
     startApi,
-    printPandaMessage,
-    enableLogging
+    printPandaMessage
 }
\ No newline at end of file