bill_ids = $bill_ids; } public function collection() { $model = Model::usingSearchString(request('search')); if (!empty($this->bill_ids)) { $model->whereIn('bill_id', (array) $this->bill_ids); } return $model->get(); } public function map($model): array { return [ $model->bill_id, $model->item_id, $model->name, $model->price, $model->total, $model->tax, ]; } public function headings(): array { return [ 'bill_id', 'item_id', 'name', 'price', 'total', 'tax', ]; } public function title(): string { return 'bill_items'; } }