notifier.rb

require 'net/http'
require 'json'

URL = 'https://quote.coins.ph/v1/markets/BTC-PHP'

def get_info
  Net::HTTP.get(URI.parse(URL))
end

def parse_info(raw_response)
  response = JSON.parse(raw_response)
  {
    symbol: response['market']['symbol'],
    currency: response['market']['currency'],
    product: response['market']['product'],
    sell: response['market']['bid'],
    buy: response['market']['ask'],
    expires_in_seconds: response['market']['expires_in_seconds']
  }
end

def format_message(info)
  message = ''
  message << "Buy: #{info[:currency]} #{info[:buy]}"
  message << "\n"
  message << "Sell: #{info[:currency]} #{info[:sell]}"
  message
end

def notify_macos(message, title)
  `osascript -e 'display notification "#{message}"  with title "#{title}"'`
end

while true
  raw_response = get_info
  info = parse_info(raw_response)
  message = format_message(info)
  puts message
  notify_macos(message, info[:symbol])
  sleep info[:expires_in_seconds] + 1
end