shopify.js

//Oles Andrienko 2016 - for Shopify Jobmine application

import path from 'path';
import clc from 'cli-color';
import request from 'request';
import async from 'async';

//import pageTotal from './utils';

/**
* Task: Calculate the total cost of all watches and clocks from the
* shopicruit.myshopify.com store.
* -> Assuming we are counting all the variants of each watch/clock
*/

const baseUrl = 'http://shopicruit.myshopify.com/products.json?page=',
synonyms = [/watch/, /clock/, /timer/, /ticker/, /time/];

let count = 0, total = 0, products = [null], page = 1;

console.log('Calculating Watch/Clock Product total...');

/**
* Utils...
*/

const checkMatch = (val, arr) => {
	for(var i = 0; i < arr.length; i++) {
		if (val.toLowerCase().match(arr[i]) != null) {
			return true;
		}
	}
	return false;
};

const pageTotal = (products, synonyms) => {
	let cost = 0;
	for (var i = 0; i < products.length; i++) {
		if (checkMatch(products[i].title, synonyms)) {
			// console.log('success, watch found in ' + products[i].title);
			for (var j=0; j < products[i].variants.length; j++){
				cost += Number(products[i].variants[j].price);
			}
		}
	}
	return cost;
};

/**
* Main
*/

async.whilst(
	() => products.length > 0, 
	next => {
		request(baseUrl + page, (error, response, body) => {
			if (!error && response.statusCode == 200){
				products = JSON.parse(body).products;
				total += pageTotal(products, synonyms);
			}
			page++;
			next(null, page);
		});
	},
	error => {
		error === null 
			? console.log(clc.green.bold('\tStore total: $', Math.round(total*100)/100))
			: console.log(clc.red.bold('An error occured: ', error));
		console.log('Done!');
	}
);