module Kabal

# File lib/kabal.rb, line 54
def self.supported_languages
  languages = Kabal::Config::YamlLoader.yaml_object 'languages'
  languages.keys
end

# File lib/kabal.rb, line 49
def current_language
  @language ||= 'English'
  @language
end

# File lib/kabal.rb, line 64
def current_language_supports_fractional?
  obj = Object.const_get(language_class_name(current_language)).new
  obj.supports_fractional?
end

# File lib/kabal.rb, line 59
def current_language_supports_natural?
  obj = Object.const_get(language_class_name(current_language)).new
  obj.supports_natural?
end

# File lib/kabal.rb, line 16
def language=(language_to_set)
  languages = Kabal::Config::YamlLoader.yaml_object 'languages'
  if languages[language_to_set]
    @language = language_to_set
  else
    fail NoLanguageSupportError.message
  end
end

# File lib/kabal.rb, line 74
def language_supports_fractional?(language)
  obj = Object.const_get(language_class_name(language)).new
  obj.supports_fractional?
end

# File lib/kabal.rb, line 69
def language_supports_negative?(language)
  obj = Object.const_get(language_class_name(language)).new
  obj.supports_negative?
end

# File lib/kabal.rb, line 79
def maximum_for(language)
  obj = Object.const_get(language_class_name(language)).new
  obj.max_value
end

# File lib/kabal.rb, line 84
def minimum_for(language)
  obj = Object.const_get(language_class_name(language)).new
  obj.min_value
end

# File lib/kabal.rb, line 12
def to_text(number)
  to_text_in_language number, current_language
end

# File lib/kabal.rb, line 25
def to_text_in_language(number, language_at_once)
  number = string_convert number
  languages = Kabal::Config::YamlLoader.yaml_object 'languages'
  if languages[language_at_once]
    convert_in_language number, language_at_once
  elsif languages.values.include? language_at_once.to_s
    need_language = languages.keys.select { |key| languages[key] == language_at_once.to_s }.first
    convert_in_language number, need_language
  else
    NoLanguageSupportError.message
  end
end

# File lib/kabal.rb, line 38
def to_text_in_language_by_index(number, language_at_once_index)
  number = string_convert number
  languages = Kabal::Config::YamlLoader.yaml_object('languages').to_a
  if languages[language_at_once_index]
    obj = Object.const_get(language_class_name(languages[language_at_once_index].first)).new
    obj.convert number
  else
    NoLanguageSupportError.message
  end
end

# File lib/kabal.rb, line 118
def convert_in_language(number, language)
  if number > maximum_for(language) || number < minimum_for(language)
    NumberOutRangeError.message
  else
    obj = Object.const_get(language_class_name(language)).new
    obj.convert number
  end
end

# File lib/kabal.rb, line 114
def language_class_name(language)
  'Kabal::' + language.to_s
end

# File lib/kabal.rb, line 98
def string_convert(number)
  if number.is_a? String
    if string_is_float? number
      Kernel::Float(number)
    else
      number.to_i
    end
  else
    number
  end
end

# File lib/kabal.rb, line 110
def string_is_float?(number)
  number.include? '.'
end