chore: code refactor via rector

app/Livewire/Dashboard/BulkGmail.php

@@ -2,8 +2,8 @@
 
 namespace App\Livewire\Dashboard;
 
+use Illuminate\Support\Facades\Session;
 use Livewire\Component;
-use Session;
 
 class BulkGmail extends Component
 {
@@ -13,7 +13,7 @@ class BulkGmail extends Component
 
     public $bulkEmails = [];
 
-    public function mount()
+    public function mount(): void
     {
         $subscriptionCheck = auth()->user()->subscribedToProduct(config('app.plans')[0]['product_id']);
         Session::put('isSubscribed', $subscriptionCheck);
@@ -34,7 +34,7 @@ class BulkGmail extends Component
             $this->bulkEmails = [];
         }
 
-        $this->bulkEmails = $this->generateDotVariants(explode('@', $this->email)[0], $this->quantity);
+        $this->bulkEmails = $this->generateDotVariants(explode('@', (string) $this->email)[0], $this->quantity);
     }
 
     public function downloadBulk()
@@ -47,12 +47,15 @@ class BulkGmail extends Component
         $filename = 'bulk_gmails_'.now()->format('Ymd_His').'.txt';
         $content = implode(PHP_EOL, $this->bulkEmails);
 
-        return response()->streamDownload(function () use ($content) {
+        return response()->streamDownload(function () use ($content): void {
             echo $content;
         }, $filename);
     }
 
-    private function generateDotVariants($uname, $quantity)
+    /**
+     * @return string[]
+     */
+    private function generateDotVariants(string $uname, int $quantity): array
     {
         $length = strlen($uname);
         $positions = range(1, $length - 1);
@@ -89,7 +92,7 @@ class BulkGmail extends Component
             return [[]];
         }
 
-        if (empty($items)) {
+        if ($items === []) {
             return [];
         }
 
@@ -102,19 +105,14 @@ class BulkGmail extends Component
             $combinations[] = $c;
         }
 
-        foreach ($this->combinations($tail, $size) as $c) {
-            $combinations[] = $c;
-        }
-
-        return $combinations;
+        return $this->combinations($tail, $size);
     }
 
     public function render()
     {
         if (Session::get('isSubscribed')) {
             return view('livewire.dashboard.bulk-gmail')->layout('components.layouts.dashboard');
-        } else {
-            return view('livewire.dashboard.not-subscribed')->layout('components.layouts.dashboard');
         }
+        return view('livewire.dashboard.not-subscribed')->layout('components.layouts.dashboard');
     }
 }