Added notifications for invoice pending reason page

app/Filament/Pages/InvoicePendingReason.php

@@ -152,7 +152,27 @@ class InvoicePendingReason extends Page
         $remark         = $this->filters['remark'] ?? null;
 
         if (! $plantId || ! $documentNumber || $remark == '') {
-
+            Notification::make()
+                ->title('Plant')
+                ->body("please select plant first..!")
+                ->danger()
+                ->send();
+            return;
+        }
+        if (! $documentNumber || $remark == '') {
+            Notification::make()
+                ->title('Document Number')
+                ->body("please select document number..!")
+                ->danger()
+                ->send();
+            return;
+        }
+        if ($remark == '') {
+            Notification::make()
+                ->title('Remark')
+                ->body("Remark can't be empty..!")
+                ->danger()
+                ->send();
             return;
         }