Module: Seiel::I18nGoodies::ClassMethods

Defined in:
lib/seiel/i18n_goodies.rb

Instance Method Summary collapse

Instance Method Details

#enum(definitions, namespace: :enums, namespace_skip_models: true, default_kind: nil) ⇒ Object

Decorate Rails’ #enum with i18n methods.

* `Model.plural_enums.i18n`: returns an array of arrays like `['Caption', 'string', 0]`
* `Model.plural_enums.for_select`: returns an array useful for an html select

Parameters:

  • definitions (Hash) —

    Same as Rails’ own

  • namespace: (#to_s) (defaults to: :enums) —

    useful for i18n scopes; default :enums

  • namespace_skip_models: (bool) (defaults to: true) —

    useful for i18n scopes; default true

  • default_kind: (#to_s) (defaults to: nil) —

    useful for i18n scopes; default nil



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# File 'lib/seiel/i18n_goodies.rb', line 86

def enum(definitions, namespace: :enums, namespace_skip_models: true, default_kind: nil)
  super(definitions)

  klass = self
  definitions.each do |name, _|
    meth = name.to_s.pluralize
    feature = 'i18n_extensions'
    with = "#{meth}_with_#{feature}"
    without = "#{meth}_without_#{feature}"
    klass.singleton_class.send(:define_method, with) {
      value = send(without).try :dup

      unless value.nil?
        value.extend Enums::ClassExtensions
        value._model = self
        value._enum = name
        value._namespace = namespace
        value._namespace_skip_models = namespace_skip_models
        value._default_kind = default_kind
        value
      end
    }

    # FIXME: buscar la manera de utilizar #prepend
    eigenclass = klass.singleton_class
    eigenclass.send(:alias_method, without, meth)
    eigenclass.send(:alias_method, meth, with)

    define_method(name) {
      value = super().try :dup

      unless value.nil?
        value.extend Enums::Extensions
        value._model = self
        value._enum = name
        value._namespace = namespace
        value._namespace_skip_models = namespace_skip_models
        value._default_kind = default_kind
        value
      end
    }
  end
end

#i18n(key, *args, **kws) ⇒ Object 



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# File 'lib/seiel/i18n_goodies.rb', line 44

def i18n(key, *args, **kws)
  if kws[:model]
    kws[:skip_models] = false
    kws[:skip_enums] = true
  end

  kws[:skip_models] = true unless kws.key?(:skip_models)
  skip_enums = kws.delete(:skip_enums)

  args.unshift :enums unless skip_enums

  data = {}
  data.merge! args.pop if args.last.is_a?(Hash)
  data[:scope] = i18n_scope(*args, **kws)

  I18n.t key,
    data
end

#i18n_scope(*args) ⇒ Object 



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# File 'lib/seiel/i18n_goodies.rb', line 28

def i18n_scope(*args)
  if args.empty?
    super
  else
    opts = args.extract_options!
    (
      [
        super(),
        args.shift,
        (opts[:skip_models] ? nil : :models),
        model_name.i18n_key
      ].compact + args.compact
    ).map(&:to_s)
  end
end

#status_enum(definitions) ⇒ Object

Adapts enums with i18n conventions for statuses

Parameters:

  • definitions (Hash) —

    Same as Rails’ own



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# File 'lib/seiel/i18n_goodies.rb', line 68

def status_enum(definitions)
  enum definitions,
    namespace: :statuses,
    namespace_skip_models: false,
    default_kind: :captions
end