Tinder data funnel script (node.js)

index.js

/*
 * Node.js helper script for creating a SankeyMATIC funnel
 *
 * Step 1: Request Tinder from https://account.gotinder.com/data
 * Step 2: Wait for your data
 * Step 3: Place the data.json file from your data folder next to this script
 * Step 4: Run the script: `$ node index.js`
 * Step 5: Copy and paste the console output here: http://sankeymatic.com/build/
 */

const data = require('./data.json')

function sum (array) {
  return array.reduce((total, curr) => total+=curr, 0)
}

const leftSwipes = sum(Object.values(data.Usage.swipes_passes))
const rightSwipes = sum(Object.values(data.Usage.swipes_likes))
const matches = sum(Object.values(data.Usage.matches))
const messaged = data.Messages.length

const results = `
  Swipe [${leftSwipes}] Left swipe
  Swipe [${rightSwipes}] Right swipe #00CC00
  Right swipe [${rightSwipes - matches}] No match
  Right swipe [${matches}] Match #00CC00
  Match [${messaged}] Messaged #00CC00
  Match [${matches - messaged}] No message
`

console.log(results)