uber basic multi-profile support for electron app

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

electron_app/package.json

@@ -6,6 +6,7 @@
   "description": "A feature-rich client for Matrix.org",
   "author": "Vector Creations Ltd.",
   "dependencies": {
-    "electron-window-state": "^4.1.0"
+    "electron-window-state": "^4.1.0",
+    "minimist": "^1.2.0"
   }
 }

electron_app/src/electron-main.js

@@ -23,6 +23,7 @@ limitations under the License.
 const check_squirrel_hooks = require('./squirrelhooks');
 if (check_squirrel_hooks()) return;
 
+const argv = require('minimist')(process.argv);
 const electron = require('electron');
 
 const tray = require('./tray');
@@ -32,6 +33,10 @@ const webContentsHandler = require('./webcontents-handler');
 
 const windowStateKeeper = require('electron-window-state');
 
+if (argv.profile) {
+    electron.app.setPath('userData', `${electron.app.getPath('userData')}-${argv.profile}`);
+}
+
 let vectorConfig = {};
 try {
     vectorConfig = require('../../webapp/config.json');
@@ -191,7 +196,7 @@ electron.app.on('ready', () => {
         brand: vectorConfig.brand || 'Riot'
     });
 
-    if (!process.argv.includes('--hidden')) {
+    if (!argv.hidden) {
         mainWindow.once('ready-to-show', () => {
             mainWindow.show();
         });