Pass value from Modal form to Action on list page

class ListIdeas extends ListRecords
{
    protected static string $resource = IdeasResource::class;
    protected static ?string $title = 'Menu Inspirations';

    public string $pdfLanguage = '';

    protected function getTableReorderColumn(): ?string
    {
        return 'position';
    }

    protected function getActions(): array
    {
        $default = parent::getActions();

        $bespoke = [
            Action::make('pdfLanguage')
                ->action('downloadPdf')
                ->label('Download')
                ->icon('heroicon-s-download')
                ->color('secondary')
                ->modalHeading('Download Menu Inspirations')
                ->form([
                    Radio::make('pdfLanguage')
                        ->label('Which language to you want to download for: ')
                        ->options(
                            [
                                'en' => 'English',
                                'fr' => 'French'
                            ]
                        )
                        ->default('en')
                        ->inline()
                        ->required(),
                ]),
        ];

        return array_merge($bespoke, $default);
    }

    public function downloadPdf()
    {
        $data = [
            $ideas = Ideas::active()->orderBy('position')->get(),
            $locale = ''// how do i get handle to pdfLanguage
        ];
        
        $pdf = Pdf::loadView('filament.resources.ideas.download', $data);
        return response()->streamDownload(fn () => print($pdf->output()), "menu_inspirations.pdf");
    }
}