Package Exports

node-cart-test
node-cart-test/index.js

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Readme

easy-cart

A simple, lightweight e-commerce cart utility for Node.js and browsers.

Installation

npm install easy-cart

Usage

const { 
  addItem, 
  removeItem, 
  getCartSummary,
  DISCOUNT_TYPES
} = require('easy-cart');

// Create a cart
let cart = [];
cart = addItem(cart, { id: 1, name: "T-Shirt", price: 19.99 });
cart = addItem(cart, { id: 2, name: "Mug", price: 9.99, quantity: 2 });

// Apply discount
const discount = { type: DISCOUNT_TYPES.PERCENT, value: 10 }; // 10% off

// Get summary
const summary = getCartSummary(cart, discount, { freeThreshold: 50 });
console.log(summary);
/*
{
  subtotal: 39.97,
  discount: 3.997,
  shipping: 0,
  total: 35.973
}
*/

API

Core Functions

addItem(cart, item) - Add/update item in cart
removeItem(cart, id) - Remove item from cart
updateQuantity(cart, id, quantity) - Update item quantity
getSubtotal(cart) - Calculate cart subtotal
applyDiscount(amount, discount) - Apply discount to amount
calculateShipping(subtotal, options) - Calculate shipping cost
getCartSummary(cart, discount, shippingOptions) - Get complete cart summary

Constants

DISCOUNT_TYPES - Available discount types (PERCENT, FIXED, FREE_SHIPPING)

License

MIT