Module: JsonApiToolbox::Renderizable

Defined in:
lib/renderizable.rb

Instance Method Summary collapse

Instance Method Details

#default_includes_params ⇒ Object 



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# File 'lib/renderizable.rb', line 34

def default_includes_params
  model_relationships =
    model_name.reflect_on_all_associations(:has_one).map(&:name)
  model_relationships +=
    model_name.reflect_on_all_associations(:has_many).map(&:name)

  # This line exists to exclude from default_includes_params a relationship
  # with 'versions' (see gem paper_trail)
  model_relationships.delete(:versions)

  params.merge!(includes: model_relationships)
end

#fields ⇒ Object 



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# File 'lib/renderizable.rb', line 20

def fields
  return {} unless fields?

  params[:fields].permit!.to_h.transform_values do |attributes|
    attributes.split(',')
  end
end

#includes_params ⇒ Object 



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# File 'lib/renderizable.rb', line 16

def includes_params
  params.fetch(:includes, {})
end

#jsonapi_class ⇒ Object 



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# File 'lib/renderizable.rb', line 47

def jsonapi_class
  version_hash = {
    'PaperTrail::Version': JsonApiToolbox::Serializables::
                           SerializableVersion
  }
  Hash.new { |h, k| h[k] = "Serializable#{k}".safe_constantize }.
    merge(version_hash)
end

#permitted_params ⇒ Object 



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# File 'lib/renderizable.rb', line 28

def permitted_params
  model = controller_name.singularize
  parsed_params = params.require(model).permit(permitted_attributes).to_h
  JsonApiToolbox::Postable.normalize_post(parsed_params, model_name)
end

#render_object(object, options = {}) ⇒ Object 



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# File 'lib/renderizable.rb', line 5

def render_object(object, options = {})
  if object.respond_to?(:errors) && object.errors.any?
    render(build_error_options(object, options))
  else
    renderization = { jsonapi: object,
                      include: includes_params,
                      fields: fields }.merge(options)
    render(build_meta_data(object).merge(renderization))
  end
end