sue445/google_holiday_calendar

#!/usr/bin/env ruby

require 'google_holiday_calendar'
require 'optparse'

options = {
  start_date: nil,
  end_date:   nil,
  limit:      10,
  country:    "usa",
  lang:       "en",
}

opt = OptionParser.new
opt.on('--start-date[=YYYY-MM-DD]', 'default: today')         {|v| options[:start_date] = v }
opt.on('--end-date[=YYYY-MM-DD]'  , 'default: 1 month after') {|v| options[:end_date]   = v }
opt.on('--limit[=NUM]'            , 'default; 10')            {|v| options[:limit]      = v.to_i }
opt.on('--country[=COUNTRY]'      , 'default: usa')           {|v| options[:country]    = v }
opt.on('--lang[=LANG]'            , 'default: en')            {|v| options[:lang]       = v }
opt.parse!(ARGV)

GoogleHolidayCalendar::Calendar.new(
  country: options[:country],
  lang:    options[:lang],
  api_key: ENV["GOOGLE_API_KEY"],
).holidays(
  start_date: options[:start_date],
  end_date:   options[:end_date],
  limit:      options[:limit],
).each do |date, title|
  puts "#{date}: #{title}"
end