fixed #132

app/Http/Controllers/Install/Requirements.php

@@ -123,6 +123,10 @@ class Requirements extends Controller
                 'key'       => 'APP_ENV',
                 'value'     => 'production',
             ],
+            [
+                'key'       => 'APP_LOCALE',
+                'value'     => 'en-GB',
+            ],
             [
                 'key'       => 'APP_INSTALLED',
                 'value'     => 'false',

app/Http/Controllers/Install/Settings.php

@@ -88,6 +88,10 @@ class Settings extends Controller
 
         // Update .env file
         DotenvEditor::setKeys([
+            [
+                'key'       => 'APP_LOCALE',
+                'value'     => session('locale'),
+            ],
             [
                 'key'       => 'APP_INSTALLED',
                 'value'     => 'true',

app/Http/Controllers/Settings/Settings.php

@@ -5,13 +5,14 @@ namespace App\Http\Controllers\Settings;
 use App\Http\Controllers\Controller;
 use App\Http\Requests\Setting\Setting as Request;
 use App\Models\Banking\Account;
+use App\Models\Company\Company;
 use App\Models\Setting\Currency;
-use App\Models\Setting\Tax;
 use App\Models\Setting\Setting;
+use App\Models\Setting\Tax;
 use App\Traits\DateTime;
 use App\Traits\Uploads;
-
 use App\Utilities\Modules;
+use DotenvEditor;
 
 class Settings extends Controller
 {
@@ -90,6 +91,8 @@ class Settings extends Controller
         
         $skip_keys = ['company_id', '_method', '_token'];
         $file_keys = ['company_logo', 'invoice_logo'];
+
+        $companies = Company::all()->count();
         
         foreach ($fields as $key => $value) {
             // Don't process unwanted keys
@@ -107,6 +110,17 @@ class Settings extends Controller
                 }
             }
 
+            // Change default locale if only 1 company
+            if (($key == 'default_locale') && ($companies == 1)) {
+                // Update .env file
+                DotenvEditor::setKeys([
+                    [
+                        'key'       => 'APP_LOCALE',
+                        'value'     => $value,
+                    ],
+                ])->save();
+            }
+
             setting()->set('general.' . $key, $value);
         }
 

app/Listeners/Updates/Version111.php

@@ -0,0 +1,43 @@
+<?php
+
+namespace App\Listeners\Updates;
+
+use App\Events\UpdateFinished;
+use App\Models\Company\Company;
+use DotenvEditor;
+
+class Version111 extends Listener
+{
+    const ALIAS = 'core';
+
+    const VERSION = '1.1.1';
+
+    /**
+     * Handle the event.
+     *
+     * @param  $event
+     * @return void
+     */
+    public function handle(UpdateFinished $event)
+    {
+        // Check if should listen
+        if (!$this->check($event)) {
+            return;
+        }
+
+        $locale = 'en-GB';
+
+        // Get default locale if only 1 company
+        if (Company::all()->count() == 1) {
+            $locale = setting('general.default_locale', 'en-GB');
+        }
+
+        // Set default locale
+        DotenvEditor::setKeys([
+            [
+                'key'       => 'APP_LOCALE',
+                'value'     => $locale,
+            ],
+        ])->save();
+    }
+}

config/app.php

@@ -77,7 +77,7 @@ return [
     |
     */
 
-    'locale' => 'en-GB',
+    'locale' => env('APP_LOCALE', 'en-GB'),
 
     /*
     |--------------------------------------------------------------------------