Class: JsonApi::Associations::ToOne

Inherits:
JsonApi::Association show all
Defined in:
lib/json_api_ruby/associations/to_one.rb

Overview

convenience classes

Instance Attribute Summary

Attributes inherited from JsonApi::Association

#explicit_resource_class, #included, #name, #parent, #parent_model, #resources

Instance Method Summary collapse

Methods inherited from JsonApi::Association

#included?, #initialize, #relationship_links, #to_hash

Constructor Details

This class inherits a constructor from JsonApi::Association

Instance Method Details

#build_resources(options) ⇒ Object 



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# File 'lib/json_api_ruby/associations/to_one.rb', line 10

def build_resources(options)
  return unless included?
  resource_model = parent_model.send(name)
  return if resource_model.blank?

  resource_class = JsonApi::Resources::Discovery.resource_for_name(resource_model, options.merge(parent_resource: parent, resource_class: explicit_resource_class))
  @resources << resource_class.new(resource_model, options.merge({include: included.next}))
end

#cardinality ⇒ Object 



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# File 'lib/json_api_ruby/associations/to_one.rb', line 23

def cardinality
  :one
end

#data(options = {}) ⇒ Object 



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# File 'lib/json_api_ruby/associations/to_one.rb', line 5

def data(options={})
  identifier_hash = resource_object.identifier_hash if resource_object
  {'data' => identifier_hash}
end

#resource_object ⇒ Object 



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# File 'lib/json_api_ruby/associations/to_one.rb', line 19

def resource_object
  @resources.first
end