inTrader

Overview

inTrader is a node shopping cart module for e-commerce integration and provides the basic web shop cart functionality for online store. Includes handling of items, currency, weight, payment methods and customer details.

To begin

Install it:
```
$ npm install inTrader --save-dev
```

Require it and use:

var should = require('inTrader');
 
var cart = new inTrader;

The inTrader object consists of the following sub components,

Customer, Payment, VAT, Shipment, Currency, Items,

inTrader Functions

.invoiceNumber

Set or get the order invoice number. A initial number is set when creating the cart with the following format I-YYYYMMDDHHMM, which is the year, month, day, hour and minute the cart was initiated.

var cart = new inTrader();
cart.invoiceNumber();   // Will return something similar to this I-YYYMMDDHHMM
cart.invoiceNumber('Invoice01');   // Set the invoice number Invoice01

.orderNumber

Set or get the order number. A initial number is set when creating the cart with the following format O-YYYYMMDDHHMM, which is the year, month, day, hour and minute the cart was initiated.

var cart = new inTrader();
cart.orderNumber();   // Will return something similar to this O-201403282210
cart.invoiceNumber('Invoice01');   // Set the invoice number Invoice01

.baseCurrency

Set or get the cart base currency using the 'XXX' format such as EUR, USD, GBP. The base currency will be used if no currency is set when requesting item and sub total for order.

var cart = new inTrader();
cart.baseCurrency('USD');   // Set the base currency to USD
cart.baseCurrency();   // fetch the base currency, 'USD' value

.orderDate

Set or get order date. The order date is a regular javascript Date Object

var cart = new inTrader();
cart.orderDate(); // Will return the current Date
cart.orderDate().getDate(); // Will return the order date day of the month
cart.orderDate().getDay(); // Will return the order date day of the week
cart.orderDate().getFullYear(); // Returns the order date year in 4 digits
cart.orderDate().setDate(20); // Set day to 20th day of month
cart.orderDate().setMonth(2); // Set the Month to the March, January is 0, February is 1, and so on
cart.orderDate().setFullYear(1999); // Set order date to year 1999

.expiryDate

Set or get expiry date for order. The expiry date is a regular javascript Data Object to work with dates and times

var cart = new inTrader();
cart.expiryDate(); // Will return the current Date
cart.expiryDate().getDate(); // Will return the order date day of the month
cart.expiryDate().getDay(); // Will return the order date day of the week
cart.expiryDate().getFullYear(); // Returns the order date year in 4 digits
cart.expiryDate().setDate(20); // Set day to 20th day of month
cart.expiryDate().setMonth(2); // Set the Month to the March, January is 0, February is 1, and so on
cart.expiryDate().setFullYear(1999); // Set order date to year 1999

.currencies

Array of the different currencies used in cart

var cart = new inTrader();
cart.currencies();

.items

Array of the order cart item

var cart = new inTrader();
cart.items();

.addItem

Add item to cart

cart.addItem({'ID' : 101, 'itemNumber' : 'product_1', 'price': 12.5, 'weight': 120});

.removeItem

Remove item from cart

var cart = new inTrader();
cart.addItem({'ID' : 101, 'itemNumber' : 'product_1', 'price': 12.5, 'weight': 120});
cart.removeItem({'ID' : 101});

.updateItem

Update cart item

var cart = new inTrader();
cart.addItem({'ID' : 101, 'itemNumber' : 'product_1', 'price': 12.5, 'weight': 120});
cart.updateItem({'ID' : 101, 'itemNumber' : 'product_1_updated', 'price': 125.5, 'weight': 120});

.addCurrency

Add a currency

var cart = new inTrader();
cart.addItem({'ID' : 101, 'itemNumber' : 'product_1', 'price': 12.5, 'weight': 120})
cart.addCurrency({'code' : 'EUR', 'rate' : 0.11368, 'symbol': '�'});
cart.addCurrency({'code' : 'GBP', 'rate' : 0.093750761});
cart.itemTotal('EUR') //  Item total =1.421;
cart.itemTotal('GBP') // Item total = 1.17188451;
cart.baseCurrency('EUR');
cart.itemTotal // item total = 1.421;
cart.baseCurrency = 'GBP'; // total = 1.17188451;

.removeCurrency

Remove currency

var cart = new inTrader();
cart.addCurrency({'code' : 'EUR', 'rate' : 0.11368, 'symbol': '�'});
cart.addCurrency({'code' : 'GBP', 'rate' : 0.093750761});
cart.removeCurrency('EUR');

.updateCurrency

Update a currency

var cart = new inTrader();
cart.addItem({'ID' : 101, 'itemNumber' : 'product_1', 'price': 12.5, 'weight': 120});
cart.addCurrency({'code' : 'EUR', 'rate' : 1.11368, 'symbol': '�'});
cart.itemTotal.should.be = 13.921;
cart.updateCurrency({'code' : 'EUR', 'rate' : 1.21368}); //itemTotal = 15.171;

.reset

Reset cart, clear items and reset total to 0

var cart = new inTrader();
cart.reset();

.vatTotal

Return the vat total based on all the items in cart

var cart = new inTrader();
cart.addItem({'ID' : 101, 'itemNumber' : 'product_1', 'price': 12.5, 'weight': 120});
cart.vat().rate(0.25); //Set the vat rate to 25%
cart.vatTotal() // 3.125,

.itemTotal

Return the total sum of all items in cart

var cart = new inTrader();
cart.addItem({'ID' : 101, 'itemNumber' : 'product_1', 'price': 12.5, 'weight': 120});
cart.addCurrency({'code' : 'EUR', 'rate' : 1.11368, 'symbol': '�'});
cart.itemTotal() // 13.921, The first added currency will serve as base currency an it's rate will be used to calculate the total (12.5 * 1.11368);
cart.itemTotal('EUR') //13.921, Same as previous since this matches the base currency;

.subTotal

Return the sub total of cart, includes item total and fees for shipment and payment

var cart = new inTrader();
cart.addItem({'ID' : 101, 'itemNumber' : 'product_1', 'price': 10, 'weight': 120});
cart.payment().method('PayPal');
cart.payment().registered(false);
cart.payment().fee (0.1);
cart.payment().text('How to pay with paypal');
cart.subTotal() // 10.1;

.weight

Returns the total weigh of the cart items

var cart = new inTrader();
cart.addItem({'ID' : 101, 'itemNumber' : 'product_1', 'price': 10, 'weight': 120});
cart.weight() //120

.toJSON

Return cart in JSON format

var cart = new inTrader();
cart.addItem({'ID' : 101, 'itemNumber' : 'product_1', 'price': 10, 'weight': 120});
cartJSON = cart.toJSON();
console.log(cartJSON.items[0].itemNumber); // product_1

Customer Functions

Set and get for the following customer values, ID, firstName, lastName, customerNumber, pinNumber, address, address2, zip, city, country, countryCode, deliveryAddress, deliveryZip, deliveryCity, email, mobileNumber, company, vatNumber;

var cart = new inTrader();
cart.customer() // The Customer object
cart.customer().firstName('Sten-�ke');
cart.customer().lastName('Cederr��k');
cart.customer().should.have.property('customerNumber');
cart.customer().pinNumber('19891012-1234');
cart.customer().address('vems gata');
cart.customer().address2('c/o');
cart.customer().zip('SE214 24');
cart.customer().city('Xl�v');
cart.customer().country('Sweden');
cart.customer().countryCode('Se');
cart.customer().deliveryAddress('other street');
cart.customer().deliveryZip('');
cart.customer().deliveryCity('');
cart.customer().email('sten-ake@rooken.se');
cart.customer().mobileNumber('1234567');
cart.customer().company('AB Cederr��ken');
cart.customer().vatNumber('SE891012123401');

Payment Functions

Set and get for the payment functions registered, method, fee, text

var cart = new inTrader();
cart.payment().method('PayPal');
cart.payment().registered(false); //Payment has not been registered
cart.payment().fee (0.1);
cart.payment().text('How to pay description');

Currency Functions

Set and get for the payment options code, rate, symbol

var cart = new inTrader();
var currency = new inTraderCurrency();
currency.code('USD');
currency.rate(1);
currency.symbol('$');
cart.addCurrency(currency);
cart.currencies().length.should.equal(1);

Shipment Functions

Set and get for the payment options method, fee, zone

var cart = new inTrader();
cart.shipment().fee(30);
cart.shipment().zone(1);
cart.shipment().method('Regular Post');

VAT Functions

.rate

Get and set for the cart VAT rate

var cart = new inTrader();
cart.vat().rate(0.25);

Item Functions

Get and set for Item object ID, qty, price, weight, itemNumber

var cart = new inTrader();
var item = new inTraderItem();
 
item.ID(101);
item.itemNumber('product_1');
item.price(12.5);
item.weight(120);
cart.addItem(item);

The item can be added directly to cart if you pass the argument as a object

var cart = new inTrader();
cart.addItem({'ID' : 101, 'itemNumber' : 'product_1', 'price': 12.5, 'weight': 120});
 
#Complete Order
``````js
var cart = new inTrader();
 
cart.vat().rate(0.25);    // Set the vat rate to 25%
 
//Add some items to the cart
cart.addItem({'ID' : 1, 'itemNumber' : 'product_1', 'price': 12.5, 'weight': 122});
cart.addItem({'ID' : 2, 'itemNumber' : 'product_2', 'price': 22.5, 'weight': 100});
cart.addItem({'ID' : 3, 'itemNumber' : 'product_3', 'price': 2.5, 'weight': 20});
cart.addItem({'ID' : 4, 'itemNumber' : 'product_4', 'price': 8.75, 'weight': 28});
cart.addItem({'ID' : 5, 'itemNumber' : 'product_5', 'price': 125, 'weight': 1200});
 
cart.totalWeight(); // 1470;
cart.itemTotal(); // 171.25;
cart.subTotal(); // 171.25;
 
cart.shipment().fee(75);
cart.payment().fee(4.78);
cart.itemTotal(); // 171.25
cart.subTotal(); // 251.03
 
cart.vatTotal() // 42.8125
 
cart.payment().registered(); // false
 
cart.addCurrency({'code' : 'SEK', 'rate' : 1});
cart.addCurrency({'code' : 'EUR', 'rate' : 0.11368, 'symbol': '�'});
cart.addCurrency({'code' : 'GBP', 'rate' : 0.093750761});
cart.addCurrency({'code' : 'USD', 'rate' : 0.152744});
 
cart.itemTotal('SEK') // 171.25;
cart.subTotal('SEK') // 251.03;
 
cart.itemTotal('EUR') // 19.4677;
cart.itemTotal('GBP') // 16.05481782125;
cart.itemTotal('USD') // 26.15741;
 
cart.subTotal('EUR') // 28.5370904;
cart.subTotal('GBP') // 23.53425353383;
cart.subTotal('USD') // 38.343326319999996;
 
cart.vatTotal('EUR') // 4.866925;
cart.vatTotal('GBP') // 4.0137044553125;
cart.vatTotal('USD') // 6.5393525;
 
cart.customer().firstName('Ragnar');
cart.customer().lastName('R��k');
cart.customer().customerNumber('-');
cart.customer().pinNumber('560312-1212');
cart.customer().address('Valhallav�gen 7');
cart.customer().address2('c/o Sleipner Johansson');
cart.customer().zip('112 34');
cart.customer().city('Lokeborg');
cart.customer().country('Sweden');
cart.customer().countryCode('se');
cart.customer().deliveryAddress('');
cart.customer().deliveryZip('');
cart.customer().deliveryCity('');
cart.customer().email('ragnar.rook@vhammaren.se');
cart.customer().mobileNumber('0737212345');
cart.customer().company('AB BB');
cart.customer().vatNumber('SE560312121201');
 
cart.payment().registered(true);
 
cart.reset();
cart.payment().registered() // false;

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