class Kafka::Protocol::OffsetCommitRequest

def api_key
  OFFSET_COMMIT_API
end

def api_version
  2
end

def encode(encoder)
  encoder.write_string(@group_id)
  encoder.write_int32(@generation_id)
  encoder.write_string(@member_id)
  encoder.write_int64(@retention_time)
  encoder.write_array(@offsets) do |topic, partitions|
    encoder.write_string(topic)
    encoder.write_array(partitions) do |partition, offset|
      encoder.write_int32(partition)
      encoder.write_int64(offset)
      encoder.write_string(nil) # metadata
    end
  end
end

def initialize(group_id:, generation_id:, member_id:, retention_time: DEFAULT_RETENTION_TIME, offsets:)
  @group_id = group_id
  @generation_id = generation_id
  @member_id = member_id
  @retention_time = retention_time
  @offsets = offsets
end

def response_class
  OffsetCommitResponse
end