How to write SuiteScript for map reduce CSV file or JSON data as an input process it and Create a customer Record - suitescript2.0

Question

Map Reduce script for Csv file or JSON Data as input process it and create a customer record

Answer 1

Suite Answer 43795 has an excellent "Processing Invoices Example" sample script that you can work from, it is also pasted below. Suite Answer 43795, also has additional information for each map/reduce stage.
/**
* #NApiVersion 2.x
* #NScriptType MapReduceScript
*/
define(['N/search', 'N/record', 'N/email', 'N/runtime', 'N/error'],
function(search, record, email, runtime, error){
function handleErrorAndSendNotification(e, stage){
log.error('Stage: ' + stage + ' failed', e);
var author = -5;
var recipients = 'notify#xxxxxx.com';
var subject = 'Map/Reduce script ' + runtime.getCurrentScript().id + ' failed for stage: ' + stage;
var body = 'An error occurred with the following information:\n' + 'Error code: ' + e.name + '\n' + 'Error msg: ' + e.message;
email.send({
author: author,
recipients: recipients,
subject: subject,
body: body
});
}
function handleErrorIfAny(summary){
var inputSummary = summary.inputSummary;
var mapSummary = summary.mapSummary;
var reduceSummary = summary.reduceSummary;
if (inputSummary.error)
{
var e = error.create({
name: 'INPUT_STAGE_FAILED',
message: inputSummary.error
});
handleErrorAndSendNotification(e, 'getInputData');
}
handleErrorInStage('map', mapSummary);
handleErrorInStage('reduce', reduceSummary);
}
function handleErrorInStage(stage, summary){
var errorMsg = [];
summary.errors.iterator().each(function(key, value){
var msg = 'Failure to accept payment from customer id: ' + key + '. Error was: ' + JSON.parse(value).message + '\n';
errorMsg.push(msg);
return true;
});
if (errorMsg.length > 0)
{
var e = error.create({
name: 'RECORD_TRANSFORM_FAILED',
message: JSON.stringify(errorMsg)
});
handleErrorAndSendNotification(e, stage);
}
}
function createSummaryRecord(summary){
try{
var seconds = summary.seconds;
var usage = summary.usage;
var yields = summary.yields;
var rec = record.create({
type: 'customrecord_summary',
});
rec.setValue({
fieldId : 'name',
value: 'Summary for M/R script: ' + runtime.getCurrentScript().id
});
rec.setValue({
fieldId: 'custrecord_time',
value: seconds
});
rec.setValue({
fieldId: 'custrecord_usage',
value: usage
});
rec.setValue({
fieldId: 'custrecord_yields',
value: yields
});
rec.save();
} catch(e){
handleErrorAndSendNotification(e, 'summarize');
}
}
function applyLocationDiscountToInvoice(recordId){
var invoice = record.load({
type: record.Type.INVOICE,
id: recordId,
isDynamic: true
});
var location = invoice.getText({
fieldId: 'location'
});
var discount;
if (location === 'East Coast')
discount = 'Eight Percent';
else if (location === 'West Coast')
discount = 'Five Percent';
else if (location === 'United Kingdom')
discount = 'Nine Percent';
else
discount = '';
invoice.setText({
fieldId: 'discountitem',
text: discount,
ignoreFieldChange : false
});
log.debug(recordId + ' has been updated with location-based discount.');
invoice.save();
}
function getInputData(){
return search.create({
type: record.Type.INVOICE,
filters: [['status', search.Operator.IS, 'open']],
columns: ['entity'],
title: 'Open Invoice Search'
});
}
function map(context){
var searchResult = JSON.parse(context.value);
var invoiceId = searchResult.id;
var entityId = searchResult.values.entity.value;
applyLocationDiscountToInvoice(invoiceId);
context.write({
key: entityId,
value: invoiceId
});
}
function reduce(context){
var customerId = context.key;
var custPayment = record.transform({
fromType: record.Type.CUSTOMER,
fromId: customerId,
toType: record.Type.CUSTOMER_PAYMENT,
isDynamic: true
});
var lineCount = custPayment.getLineCount('apply');
for (var j = 0; j < lineCount; j++){
custPayment.selectLine({
sublistId: 'apply',
line: j
});
custPayment.setCurrentSublistValue({
sublistId: 'apply',
fieldId: 'apply',
value: true
});
}
var custPaymentId = custPayment.save();
context.write({
key: custPaymentId
});
}
function summarize(summary){
handleErrorIfAny(summary);
createSummaryRecord(summary);
}
return {
getInputData: getInputData,
map: map,
reduce: reduce,
summarize: summarize
};
});