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

<?php

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 [
            Actions\ViewAction::make(),
            Actions\DeleteAction::make(),
            Actions\ForceDeleteAction::make(),
            Actions\RestoreAction::make(),
        ];
    }
}