Module: Neo4j::ActiveNode::Query::QueryProxyEagerLoading

Included in:
QueryProxy
Defined in:
lib/neo4j/active_node/query/query_proxy_eager_loading.rb

Instance Method Summary collapse

Instance Method Details

#each(node = true, rel = nil, &block) ⇒ Object 



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# File 'lib/neo4j/active_node/query/query_proxy_eager_loading.rb', line 5

def each(node = true, rel = nil, &block)
  return super if with_associations_spec.size.zero?

  query_from_association_spec.pluck(identity, "[#{with_associations_return_clause}]").map do |record, eager_data|
    eager_data.each_with_index do |eager_records, index|
      record.association_proxy(with_associations_spec[index]).cache_result(eager_records)
    end

    block.call(record)
  end
end

#with_associations(*spec) ⇒ Object 



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# File 'lib/neo4j/active_node/query/query_proxy_eager_loading.rb', line 21

def with_associations(*spec)
  invalid_association_names = spec.reject do |association_name|
    model.associations[association_name]
  end

  if invalid_association_names.size > 0
    fail "Invalid associations: #{invalid_association_names.join(', ')}"
  end

  new_link.tap do |new_query_proxy|
    new_spec = new_query_proxy.with_associations_spec + spec
    new_query_proxy.with_associations_spec.replace(new_spec)
  end
end

#with_associations_spec ⇒ Object 



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# File 'lib/neo4j/active_node/query/query_proxy_eager_loading.rb', line 17

def with_associations_spec
  @with_associations_spec ||= []
end