class Aws::SQS::Message

def attributes
  data[:attributes]
end

def body
  data[:body]
end

def change_visibility(options = {})
  options = options.merge(
    queue_url: @queue_url,
    receipt_handle: @receipt_handle
  )
  resp = @client.change_message_visibility(options)
  resp.data
end

def client
  @client
end

def data
  load unless @data
  @data
end

def data_loaded?
  !!@data
end

def delete(options = {})
  options = options.merge(
    queue_url: @queue_url,
    receipt_handle: @receipt_handle
  )
  resp = @client.delete_message(options)
  resp.data
end

def extract_queue_url(args, options)
  value = args[0] || options.delete(:queue_url)
  case value
  when String then value
  when nil then raise ArgumentError, "missing required option :queue_url"
  else
    msg = "expected :queue_url to be a String, got #{value.class}"
    raise ArgumentError, msg
  end
end

def extract_receipt_handle(args, options)
  value = args[1] || options.delete(:receipt_handle)
  case value
  when String then value
  when nil then raise ArgumentError, "missing required option :receipt_handle"
  else
    msg = "expected :receipt_handle to be a String, got #{value.class}"
    raise ArgumentError, msg
  end
end

def identifiers
  {
    queue_url: @queue_url,
    receipt_handle: @receipt_handle
  }
end

def initialize(*args)
  options = Hash === args.last ? args.pop.dup : {}
  @queue_url = extract_queue_url(args, options)
  @receipt_handle = extract_receipt_handle(args, options)
  @data = options.delete(:data)
  @client = options.delete(:client) || Client.new(options)
  @waiter_block_warned = false
end

def load
  msg = "#load is not implemented, data only available via enumeration"
  raise NotImplementedError, msg
end

def md5_of_body
  data[:md5_of_body]
end

def md5_of_message_attributes
  data[:md5_of_message_attributes]
end

def message_attributes
  data[:message_attributes]
end

def message_id
  data[:message_id]
end

def queue
  Queue.new(
    url: @queue_url,
    client: @client
  )
end

def queue_url
  @queue_url
end

def receipt_handle
  @receipt_handle
end