shopifyJsonChallenge.js

// David Richer - Shopify challenge Winternship 2015
'use strict';

var request = require("request"); // run npm install request

request({
    // Shopify JSON feed
    url: 'http://shopicruit.myshopify.com/products.json',
    json: true  // the response will be json
}, function (err, response, items) {

    // Halt if response is not valid
    if (err || response.statusCode !== 200) {
        console.log('Something went wrong with your request');
        process.exit(1);
    }

    // Hold the products
    var products = items.products,
        item, // Item placeholder
        variant, // Variant placeholder
        totalAmount = 0.0, // hold the total price
        totalItems = 0;
    // Iterate through the items
    for (item in products) {
        // check to see if its a wallet / lamp
        if (products.hasOwnProperty(item)) {
	    if (products[item].product_type.match(/wallet|lamp/ig)) {
                // Iterate over variants (colors etc)
                for (variant in products[item].variants) {
                    if (products[item].variants.hasOwnProperty(variant)) {
                        // Add the price to the total
                        totalItems += 1; // Increment the amount of items
                        totalAmount += parseFloat(products[item].variants[variant].price, 
10);
                    }
                }
            }
        }
    }

    console.log('All', totalItems, 'variants of wallets and lamps would cost', '$' + 
totalAmount);
});