Ruby sunrise daemon

coordinates.yml

---
latitude: 40.725925
longitude: -74.009399
timezone: "America/New_York"

Gemfile

source 'https://rubygems.org'

gem 'daemons'
gem 'RubySunrise'
gem 'rufus-scheduler'

sunrise.rb

require 'solareventcalculator'
require 'rufus/scheduler'
require 'optparse'
require 'yaml'

scheduler = Rufus::Scheduler.new
coordinates = YAML.load_file('coordinates.yml')
latitude_parameter = coordinates["latitude"].to_s
longitude_parameter = coordinates["longitude"].to_s
time_zone_parameter = coordinates["timezone"].to_s

def calculate(date,lat,long,timezone,type)
  calucated = SolarEventCalculator.new(date, BigDecimal.new(lat), BigDecimal.new(long))
  localOfficialSunrise = calucated.compute_official_sunrise("#{timezone}")
  localOfficialSunset = calucated.compute_official_sunset("#{timezone}")
  if type == "sunrise"
    return localOfficialSunrise
  elsif type == "sunset"
    return localOfficialSunset
  end
end

def schedule_sunrise(sunrisedate,schedulername)
  rightnow = DateTime.now
  if sunrisedate < rightnow
    puts "Sunrise already happened!"
  else
    puts "Scheduling sunrise for hour #{sunrisedate.hour} #{sunrisedate.min} #{sunrisedate.sec}"
    schedulername.at sunrisedate, :tags => 'sunrise' do
      puts 'The sunrise begins!'
    end
  end
end

def schedule_sunset(sunsetdate,schedulername)
  rightnow = DateTime.now
  if sunsetdate < rightnow
    puts "Sunset already happened!"
  else
    puts "Scheduling sunset for hour #{sunsetdate.hour} #{sunsetdate.min} #{sunsetdate.sec}"
    schedulername.at sunsetdate, :tags => 'sunset' do
      puts 'The sunset has finished!'
    end
  end
end

loop do
  puts "Now: #{DateTime.now}"
  current_jobs_rise = scheduler.jobs(:tags => 'sunrise')
  current_jobs_set = scheduler.jobs(:tags =>'sunset')

  if current_jobs_rise.empty?
    sunrise_calculated = calculate(Date.parse(Date.today.to_s),latitude_parameter,longitude_parameter,time_zone_parameter,"sunrise")
    schedule_sunrise(sunrise_calculated,scheduler)
  else
    puts "Sunrise already scheduled!"
  end

  if current_jobs_set.empty?
    sunsect_calcuated = calculate(Date.parse(Date.today.to_s),latitude_parameter,longitude_parameter,time_zone_parameter,"sunset")
    schedule_sunset(sunsect_calcuated,scheduler)
  else
    puts "Sunset already scheduled!"
  end

  sleep(5)
end

sunrise_control.rb

require 'daemons'

Daemons.run('sunrise.rb')