give complete suitescript 1.0 script.

transactionRecord.selectLineItem('expense', 1);

    transactionRecord.setCurrentLineItemValue('expense', 'folder', 'default_folder_id'); // Replace with the actual field id and folder id

    transactionRecord.commitLineItem('expense');

AI generated answer (using internal Slack threads):

Based on the provided Slack threads, here is a complete SuiteScript 1.0 script:

javascript
function setLineItemFields(type) {
    var transactionRecord = nlapiLoadRecord(nlapiGetRecordType(), nlapiGetRecordId());

    transactionRecord.selectLineItem('expense', 1);
    transactionRecord.setCurrentLineItemValue('expense', 'folder', 'default_folder_id'); // Replace with the actual field id and folder id
    transactionRecord.commitLineItem('expense');

    return true;
}

This script selects the first line of the 'expense' sublist on a transaction record, sets the 'folder' field to a specific value (replace 'default_folder_id' with the actual folder id), and then commits the line item. ****** Disclaimer: This response was generated by an artificial intelligence assistant based on previous conversations from multiple Slack channels, and may contain inaccuracies or mistakes. ******