Module: DynamoRecord::Persistence

Extended by:
ActiveSupport::Concern
Included in:
Document
Defined in:
lib/dynamo_record/persistence.rb

Defined Under Namespace

Modules: ClassMethods

Instance Method Summary collapse

Instance Method Details

#save ⇒ Object 



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# File 'lib/dynamo_record/persistence.rb', line 69

def save
  options = self.class.default_options
  if id.nil?
    self.id = SecureRandom.uuid
  elsif @new_record # New item. Don't overwrite if id exists
    options.merge!(condition_expression: 'id <> :s', expression_attribute_values: { ':s' => self.id })
  end

  options.merge!(item: attributes)
  response = self.class.client.put_item(options)
  @new_record = false
  true
rescue Aws::DynamoDB::Errors::ConditionalCheckFailedException
  false
end