Added logic for invalid quantity updation in panel gr master

app/Filament/Resources/PanelGrMasterResource/Pages/EditPanelGrMaster.php

@@ -3,13 +3,49 @@
 namespace App\Filament\Resources\PanelGrMasterResource\Pages;
 
 use App\Filament\Resources\PanelGrMasterResource;
+use App\Models\PanelBoxValidation;
+use App\Models\StickerMaster;
 use Filament\Actions;
+use Filament\Facades\Filament;
+use Filament\Notifications\Notification;
 use Filament\Resources\Pages\EditRecord;
 
 class EditPanelGrMaster extends EditRecord
 {
     protected static string $resource = PanelGrMasterResource::class;
 
+    protected function mutateFormDataBeforeSave(array $data): array
+    {
+        $record = $this->record;
+
+        $sticker = StickerMaster::where('plant_id', $record->plant_id)->where('item_id', $record->item_id)->first();
+
+        if($sticker)
+        {
+            $scannedQuantity = PanelBoxValidation::where('plant_id', $record->plant_id)
+                ->where('production_order', $record->document_number)
+                ->where('inspection_lot_number', $record->inspection_lot_number)
+                ->where('sticker_master_id', $sticker->id)
+                ->count();
+        }
+
+
+        if ((int) $data['quantity'] < $scannedQuantity) {
+            Notification::make()
+                ->title('Invalid Quantity')
+                ->body("Already scanned quantity is {$scannedQuantity}.<br>Panel GR Master quantity cannot be less than {$scannedQuantity}.")
+                ->danger()
+                ->send();
+            $this->halt();
+
+        }
+
+        $data['updated_by'] = Filament::auth()->user()?->name;
+        $data['updated_at'] = now();
+
+        return $data;
+    }
+
     protected function getHeaderActions(): array
     {
         return [