crypto-better-touch-bar

crypto-price

#!/usr/local/bin/ruby

require 'net/http'
require 'uri'
require 'json'

uri = URI.parse("http://crypto.nerdswords.de/markets/summaries")
resp = Net::HTTP.get_response(uri)
json = JSON.parse(resp.body)

def getSymbol(pairName)
  if pairName =~ /usd$/
    symbol = '$'
  elsif pairName =~ /eur$/
    symbol = '€'
  else
    symbol = '?'
  end
end

ARGV.each do |pair|
  price = json['result'][pair]['price']['last']
  if price < 1
    price = (price * 1000).round(0)
    price = '.' + price.to_s
    symbol = getSymbol(pair)
  else
    price = (price).round(0)
    symbol = getSymbol(pair)
  end
  percent = (json['result'][pair]['price']['change']['percentage'] * 100).round(1)

  puts "#{price}#{symbol} (#{percent}%)"
end