Class: ApiResource::Finders::SingleObjectAssociationFinder

Inherits:
AbstractFinder
  • Object
show all
Defined in:
lib/api_resource/finders/single_object_association_finder.rb

Instance Attribute Summary

Attributes inherited from AbstractFinder

#condition, #found, #internal_object, #klass

Instance Method Summary collapse

Methods inherited from AbstractFinder

#all, #headers, #instance_of?, #is_a?, #kind_of?, #method_missing, #offset, #paginated?, #response, #total_entries

Constructor Details

#initialize(klass, condition, internal_object = nil) ⇒ SingleObjectAssociationFinder

Returns a new instance of SingleObjectAssociationFinder.



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# File 'lib/api_resource/finders/single_object_association_finder.rb', line 7

def initialize(klass, condition, internal_object = nil)
  super(klass, condition)
  @internal_object = internal_object
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method in the class ApiResource::Finders::AbstractFinder

Instance Method Details

#load ⇒ Object

since it is only a single object we can just load from the service_uri and deal with includes



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# File 'lib/api_resource/finders/single_object_association_finder.rb', line 14

def load
  # otherwise just instantiate the record
  unless self.condition.remote_path
    raise "Tried to load association without a remote path"
  end

  # check our response
  return nil if self.response.blank?

  # get our internal object
  @internal_object ||= begin
    if self.response.is_a?(Array)
      self.klass.instantiate_record(self.response.first)
    else
      self.klass.instantiate_record(self.response)
    end
  end

  # mark us as loaded
  @loaded = true

  # now that the object is loaded, resolve the includes
  id_hash = self.condition.included_objects.inject({}) do |hash, assoc|
    hash[assoc] = Array.wrap(
      @internal_object.send(
        @internal_object.class.association_foreign_key_field(assoc)
      )
    )
    hash
  end

  # apply our includes
  included_objects = self.load_includes(id_hash)
  self.apply_includes(@internal_object, included_objects)

  return @internal_object
end