app/Filament/Pages/GateOutEntry.php

@@ -54,15 +54,27 @@ class GateOutEntry extends Page implements HasForms
         $entry = VisitorEntry::where('register_id', $gatePass)->first();
 
         if ($entry) {
-            $entry->out_time = now();
-            $entry->save();
 
-            Notification::make()
-                ->title('Gate Pass Processed')
-                ->body('Gate pass has been successfully processed. Visitor marked as exited.')
-                ->success()
-                ->send();
-            $this->filters['scan_out_gate_pass'] = '';
+            if (!empty($entry->out_time)) {
+                Notification::make()
+                    ->title('Already Exited')
+                    ->body('Gate pass has already been processed. Out time was already punched.')
+                    ->warning()
+                    ->send();
+                $this->filters['scan_out_gate_pass'] = '';
+                return;
+            }
+            else{
+                $entry->out_time = now();
+                $entry->save();
+
+                Notification::make()
+                    ->title('Gate Pass Processed')
+                    ->body('Gate pass has been successfully processed. Visitor marked as exited.')
+                    ->success()
+                    ->send();
+                $this->filters['scan_out_gate_pass'] = '';
+            }
         } else {
             Notification::make()
                 ->title('Invalid Gate Pass')