create app config.json in iguana folder

main.js

@@ -3,23 +3,21 @@
 
 const electron = require('electron'),
       app = electron.app,
-      BrowserWindow = electron.BrowserWindow;
+      BrowserWindow = electron.BrowserWindow,
-var express = require('express'),
+      path = require('path'),
-    bodyParser = require('body-parser');
-const path = require('path'),
       url = require('url'),
       os = require('os'),
       spawn = require('child_process').spawn,
       exec = require('child_process').exec,
       fixPath = require('fix-path');      
-var fs = require('fs'),
+var express = require('express'),
+    bodyParser = require('body-parser'),
+    fs = require('fs'),
     fsnode = require('fs'),
     fs = require('fs-extra'),
     mkdirp = require('mkdirp'),
     pm2 = require('pm2');    
 
-var iguanaAppPort = 17777;
-
 Promise = require('bluebird');
 
 app.setName('Iguana');
@@ -28,30 +26,6 @@ if (os.platform() === 'linux') {
   process.env.ELECTRON_RUN_AS_NODE = true;
   console.log(process.env);
 }
-if (os.platform() === 'darwin') {
-  fixPath();
-  var iguanaBin = path.join(__dirname, '../assets/bin/osx/iguana'),
-      iguanaDir = process.env.HOME + '/Library/Application Support/iguana';
-}
-
-if (os.platform() === 'linux') {
-  var iguanaBin = path.join(__dirname, '../assets/bin/linux64/iguana'),
-      iguanaDir = process.env.HOME + '/.iguana';
-}
-
-if (os.platform() === 'win32') {
-  var iguanaDir = process.env.APPDATA + '/iguana';
-      iguanaDir = path.normalize(iguanaDir);
-}
-
-var appSettings = {
-  "edexGuiOnly": true,
-  "iguanaGuiOnly": false,
-  "manualIguanaStart": false,
-  "skipBasiliskNetworkCheck": false
-};
-
-var appConfig = appSettings;
 
 // preload.js
 const _setImmediate = setImmediate,
@@ -73,7 +47,7 @@ process.once('loaded', () => {
 var shepherd = require('./routes/shepherd'),
     guiapp = express();
 
-shepherd.saveLocalAppConf(appSettings);
+var appConfig = shepherd.loadLocalConfig();
 
 guiapp.use(bodyParser.json()); // support json encoded bodies
 guiapp.use(bodyParser.urlencoded({ extended: false })); // support encoded bodies
@@ -87,8 +61,8 @@ guiapp.use('/gui', express.static(guipath));
 
 guiapp.use('/shepherd', shepherd);
 
-var rungui = guiapp.listen(iguanaAppPort, function () {
+var rungui = guiapp.listen(appConfig.iguanaAppPort, function () {
-  console.log('guiapp listening on port ' + iguanaAppPort + '!');
+  console.log('guiapp listening on port ' + appConfig.iguanaAppPort + '!');
 })
 
 module.exports = guiapp;
@@ -214,9 +188,9 @@ function createWindow (status) {
 
     // load our index.html (i.e. easyDEX GUI)
     if (appConfig.edexGuiOnly) {
-      mainWindow.loadURL('http://127.0.0.1:' + iguanaAppPort + '/gui/EasyDEX-GUI/');
+      mainWindow.loadURL('http://127.0.0.1:' + appConfig.iguanaAppPort + '/gui/EasyDEX-GUI/');
     } else {
-      mainWindow.loadURL('http://127.0.0.1:' + iguanaAppPort + '/gui/main.html');
+      mainWindow.loadURL('http://127.0.0.1:' + appConfig.iguanaAppPort + '/gui/main.html');
     }
 
     // DEVTOOLS - only for dev purposes - ca333

routes/shepherd.js

@@ -56,6 +56,15 @@ if (os.platform() === 'win32') {
 			iguanaConfsDirSrc = path.normalize(iguanaConfsDirSrc);
 }
 
+shepherd.appConfig = {
+  "edexGuiOnly": true,
+  "iguanaGuiOnly": false,
+  "manualIguanaStart": false,
+  "skipBasiliskNetworkCheck": false,
+  "iguanaAppPort": 17777,
+  "iguanaCorePort": 7778
+};
+
 console.log(iguanaDir);
 console.log(iguanaBin);
 
@@ -65,10 +74,22 @@ shepherd.get('/', function(req, res, next) {
 });
 
 shepherd.get('/appconf', function(req, res, next) {
-	var obj = JSON.parse(fs.readFileSync(iguanaDir + '/config.json', 'utf8'));
+	var obj = shepherd.loadLocalConfig();
 	res.send(obj);
 });
 
+shepherd.loadLocalConfig = function() {
+	if (fs.existsSync(iguanaDir + '/config.json')) {
+		var localAppConfig = fs.readFileSync(iguanaDir + '/config.json', 'utf8');
+	  console.log('app config set from local file');
+	  return JSON.parse(localAppConfig);
+	} else {
+		console.log('local config file is not found!');
+		shepherd.saveLocalAppConf(shepherd.appConfig);
+		return shepherd.appConfig;
+	}
+};
+
 shepherd.post('/herd', function(req, res) {
 	console.log('======= req.body =======');
 	//console.log(req);
@@ -274,27 +295,11 @@ function slayer(flock) {
 }
 
 shepherd.saveLocalAppConf = function(appSettings) {
-	var appConfFileName = iguanaDir + '/conf.json';
+	var appConfFileName = iguanaDir + '/config.json';
-	console.log(iguanaDir);
-
-	var CheckFileExists = function() {
-		return new Promise(function(resolve, reject) {
-			var result = 'Check app conf.json file exists is done'
-
-			fs.ensureFile(appConfFileName, function(err) {
-				console.log(err); // => null
-			});
-
-			setTimeout(function() {
-				console.log(result);
-				resolve(result);
-			}, 2000);
-		});
-	}
 
 	var FixFilePermissions = function() {
 		return new Promise(function(resolve, reject) {
-			var result = 'conf.json file permissions updated to Read/Write';
+			var result = 'config.json file permissions updated to Read/Write';
 
 			fsnode.chmodSync(appConfFileName, '0666');
 
@@ -307,9 +312,14 @@ shepherd.saveLocalAppConf = function(appSettings) {
 
 	var FsWrite = function() {
 		return new Promise(function(resolve, reject) {
-			var result = 'write file is done'
+			var result = 'config.json write file is done'
-
+
-			fs.writeFile(appConfFileName, JSON.stringify(appSettings), 'utf8', function(err) {
+			fs.writeFile(appConfFileName, 
+									 JSON.stringify(appSettings)
+									 .replace(/,/g, ',\n') // format json in human readable form
+									 .replace(/:/g, ': ')
+									 .replace('{', '{\n')
+									 .replace('}', '\n}'), 'utf8', function(err) {
 				if (err)
 					return console.log(err);
 			});
@@ -317,17 +327,14 @@ shepherd.saveLocalAppConf = function(appSettings) {
 			fsnode.chmodSync(appConfFileName, '0666');
 			setTimeout(function() {
 				console.log(result);
-				console.log('app conf.json file is copied successfully at: ' + iguanaConfsDir);
+				console.log('app conf.json file is created successfully at: ' + iguanaConfsDir);
 				resolve(result);
 			}, 2000);
 		});
 	}
 
-	CheckFileExists()
+	FsWrite()
-	.then(function(result) {
+	.then(FixFilePermissions()); // not really required now
-		return FixFilePermissions();
-	})
-	.then(FsWrite);
 }
 
 function setConf(flock) {