Fix env issues in dev

* resolve.alias doesn't work on webpack-dev-server
* Solution is to use DefinePlugin to define the env and if env is undefined, export `.env-dev.js`

app/env.js

@@ -0,0 +1,10 @@
+let env = {};
+
+// DefinePlugin doesn't work in dev so if _ENV_ is undefined, assume it's a development environment
+if (typeof(_ENV_) === "undefined") {
+  env = require('../env/.env-dev');
+} else {
+  env = _ENV_; // eslint-disable-line no-undef
+}
+
+export default env;

app/main/auto-updater/index.js

@@ -10,7 +10,7 @@ import B from 'bluebird';
 import { checkUpdate } from './update-checker';
 import { getFeedUrl } from './config';
 import _ from 'lodash';
-import env from 'env';
+import env from '../../env';
 
 const isDev = process.env.NODE_ENV === 'development';
 

env/.env-dev.js

@@ -0,0 +1,3 @@
+export default {
+
+};

package.json

@@ -136,6 +136,7 @@
     "xpath": "0.0.24"
   },
   "devDependencies": {
+    "7zip": "0.0.6",
     "appium-fake-driver": "^0.4.0",
     "asar": "^0.14.0",
     "asyncbox": "^2.3.2",

webpack.config.electron.js

@@ -19,7 +19,10 @@ export default {
     new webpack.BannerPlugin(
       'require("source-map-support").install();',
       { raw: true, entryOnly: false }
-    )
+    ),
+    new webpack.DefinePlugin({
+      _ENV_: process.env.TARGET ? require(`./env/.env-${process.env.TARGET}`) : require('./env/.env')
+    })
   ],
 
   target: 'electron-main',