Module: RestPack::Serializer::SideLoading::ClassMethods

Defined in:
lib/restpack_serializer/serializable/side_loading.rb

Instance Method Summary collapse

Instance Method Details

#associations ⇒ Object 



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# File 'lib/restpack_serializer/serializable/side_loading.rb', line 56

def associations
  associations = []
  can_includes.each do |include|
    association = association_from_include(include)
    associations << association if supported_association?(association)
  end
  associations
end

#can_include(*includes) ⇒ Object 



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# File 'lib/restpack_serializer/serializable/side_loading.rb', line 29

def can_include(*includes)
  @can_includes ||= []
  @can_includes += includes
end

#can_includes ⇒ Object 



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# File 'lib/restpack_serializer/serializable/side_loading.rb', line 25

def can_includes
  @can_includes || []
end

#filterable_by ⇒ Object 



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# File 'lib/restpack_serializer/serializable/side_loading.rb', line 19

def filterable_by
  filters = [self.model_class.primary_key.to_sym]
  filters += self.model_class.reflect_on_all_associations(:belongs_to).map(&:foreign_key).map(&:to_sym)
  filters.uniq
end

#links ⇒ Object 



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# File 'lib/restpack_serializer/serializable/side_loading.rb', line 34

def links
  links = {}

  associations.each do |association|
    if association.macro == :belongs_to
      link_key = "#{self.key}.#{association.name}"
      href = "/#{association.plural_name}/{#{link_key}}.json"
    elsif association.macro == :has_many
      singular_key = self.key.to_s.singularize
      link_key = "#{self.key}.#{association.plural_name}"
      href = "/#{association.plural_name}.json?#{singular_key}_id={#{key}.id}"
    end

    links[link_key] = {
      :href => RestPack::Serializer.config.href_prefix + href,
      :type => association.plural_name.to_sym
    }
  end

  links
end

#side_loads(models, options) ⇒ Object 



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# File 'lib/restpack_serializer/serializable/side_loading.rb', line 5

def side_loads(models, options)
  side_loads = {
    :meta => { }
  }
  return side_loads if models.empty? || options.includes.nil?

  options.includes.each do |include|
    side_load_data = side_load(include, models, options)
    side_loads[:meta].merge!(side_load_data[:meta] || {})
    side_loads.merge! side_load_data.except(:meta)
  end
  side_loads
end