NetSuite: Display an alert if an item on the transaction is inactive

gistfile1.txt

/**
 * transaction.clientscript.js
 *
 * @NScriptName Custom Client Script For Transactions
 * @NScriptType ClientScript
 * @NApiVersion 2.x
 */
define(["N/log", "N/ui/dialog"], function (log, alert) {
    var exports = {};
    "use strict";
    Object.defineProperty(exports, "__esModule", { value: true });
    exports.saveRecord = exports.pageInit = void 0;
    function saveRecord(context) {
        var currentRecord = context.currentRecord;
        var itemCount = currentRecord.getLineCount({
            sublistId: "item",
        });
        for (var i = 0; i < itemCount; i++) {
            var hasInactive = currentRecord.getSublistValue({
                sublistId: "item",
                fieldId: "custcol_isinactive",
                line: i,
            });
            if (hasInactive) {
                alert.alert({
                    title: "Inactive Item",
                    message: "The item on line ".concat(i + 1, " is inactive and the transaction cannot be saved until removed or replaced."),
                });
                return false;
            }
        }
        return true;
    }
    exports.saveRecord = saveRecord;
    return exports;
});