App\Ninja\Import\CSV\ExpenseTransformer::transform PHP Method

    public function transform($data)
    {
        return new Item($data, function ($data) {
            return ['amount' => isset($data->amount) ? (double) $data->amount : null, 'vendor_id' => isset($data->vendor) ? $this->getVendorId($data->vendor) : null, 'client_id' => isset($data->client) ? $this->getClientId($data->client) : null, 'expense_date' => isset($data->expense_date) ? date('Y-m-d', strtotime($data->expense_date)) : null, 'public_notes' => $this->getString($data, 'public_notes'), 'expense_category_id' => isset($data->expense_category) ? $this->getExpenseCategoryId($data->expense_category) : null];
        });
    }