module Ruuaby

# File lib/ruuaby/configuration.rb, line 12
def self.configure
  yield self
end

# File lib/ruuaby.rb, line 9
def countries
  @@countries
end

# File lib/ruuaby/configuration.rb, line 8
def self.data_path
  @@data_path
end

# File lib/ruuaby/configuration.rb, line 4
def self.data_path=(data_path)
  @@data_path = data_path
end

# File lib/ruuaby.rb, line 20
def each(&block)
  @@countries.each do |country_name, regions|
    regions.each do |region_name, areas|
      areas.each do |area_name, cities|
        cities.each do |city_name, city|
          yield(country_name, region_name, area_name, city_name) if block
        end
      end
    end
  end
end

# File lib/ruuaby.rb, line 13
def load_data
  @@countries ||= begin
    data = File.read(path_for_file)
    Oj.load(data)
  end
end

# File lib/ruuaby.rb, line 33
def path_for_file
  raise "Data path not found: #{data_path}" unless Dir.exists?(data_path)
  File.join(data_path, "data.json")
end