Shows your Binance balance in GBP and BTC every hour

balance.rb

# frozen_string_literal: true

require 'bundler/inline'

gemfile do
  source 'https://rubygems.org'

  gem 'cryptocompare'
  gem 'binance-ruby'
end

Binance::Api::Configuration.api_key = 'xxx'
Binance::Api::Configuration.secret_key = 'xxx'

def currency_convert(amount, from, to)
  (Cryptocompare::Price.find(from, to)[from][to] * amount).round(6)
end

def get_balances
  info = Binance::Api::info!
  info[:balances].reject { |b| b[:free].to_i.zero? }
end

loop do
  @btc = 0
  @gbp = 0
  balances = get_balances

  results = get_balances.map do |b|
    coin = b[:asset]
    free = b[:free].to_i

    btc = currency_convert(free, coin, 'BTC')
    gbp = currency_convert(free, coin, 'GBP')

    @btc += btc
    @gbp += gbp

    [coin, "#{btc} BTC", "£#{gbp}"]
  end

  if results.size > 1
    puts "#{Time.now} --- £#{@gbp} :: #{@btc} BTC  :::: #{results}"
  else
    puts "#{Time.now} --- £#{@gbp} :: #{@btc} BTC  :::: #{balances[0][:asset]}"
  end

  sleep 60 * 60
end