expense()->isDocument()->collectForExport($this->ids, ['paid_at' => 'desc'], 'document_id'); } public function map($model): array { $document = $model->document; if (empty($document)) { return []; } $model->bill_number = $document->document_number; $model->account_name = $model->account->name; $model->category_name = $model->category->name; $model->contact_email = $model->contact->email; $model->transaction_number = $model->number; return parent::map($model); } public function fields(): array { return [ 'bill_number', 'transaction_number', 'paid_at', 'amount', 'currency_code', 'currency_rate', 'account_name', 'contact_email', 'category_name', 'description', 'payment_method', 'reference', 'reconciled', ]; } public function columnFormats(): array { return [ 'C' => NumberFormat::FORMAT_DATE_YYYYMMDD, ]; } }