func ReceiveMessage(pq *pqueue.PQueue, sqsQuery *urlutils.SQSQuery) sqs_response.SQSResponse {
pqCfg := pq.Config()
opts := &ReceiveMessageOptions{
WaitTimeSeconds: pqCfg.PopWaitTimeout,
VisibilityTimeout: pqCfg.PopLockTimeout,
MaxNumberOfMessages: 1,
Attributes: nil,
MessageAttributes: nil,
}
paramsLen := len(sqsQuery.ParamsList) - 1
for i := 0; i < paramsLen; i += 2 {
err := opts.Parse(sqsQuery.ParamsList[i], sqsQuery.ParamsList[i+1])
if err != nil {
return err
}
}
// All messages received from SQS must be locked.
res := pq.Pop(opts.VisibilityTimeout, opts.WaitTimeSeconds, opts.MaxNumberOfMessages, true)
if res.IsError() {
e, _ := res.(error)
return sqserr.InvalidParameterValueError(e.Error())
}
m, _ := res.(*resp.MessagesResponse)
items := m.GetItems()
output := &ReceiveMessageResponse{}
for _, item := range items {
if msgResp := MakeMessageResponse(item, opts, sqsQuery); msgResp != nil {
output.Message = append(output.Message, msgResp)
}
}
return output
}
