/// <summary>
/// Asynchronously receive the next message from the queue.
/// </summary>
public async Task <RsmqMessage> ReceiveMessageAsync(ReceiveMessageOptions options)
{
Validate(options, "QueueName");
var q = await this.GetQueue(options.QueueName);
options.VisibilityTimer = options.VisibilityTimer.HasValue ? options.VisibilityTimer.Value : q.VisibilityTimer;
Validate(options);
var res = await _receiveMessage.EvaluateAsync(
this.RedisClient,
new
{
key = (RedisKey)$"{this._options.Namespace}:{options.QueueName}",
timestamp = q.Timestamp,
timestampTimeout = q.Timestamp + options.VisibilityTimer * 1000
}
);
var vals = (string[])res;
if (vals.Length != 4)
{
return(null);
}
return(new RsmqMessage
{
Id = vals[0],
Message = vals[1],
ReceivedCount = int.Parse(vals[2]),
FirstReceived = DateTimeOffset.FromUnixTimeMilliseconds(long.Parse(vals[3])).UtcDateTime,
Sent = DateTimeOffset.FromUnixTimeMilliseconds(Base36.Decode(vals[0].Substring(0, 10)) / 1000).UtcDateTime
});
}
/// <summary>
/// Synchronously receive the next message from the queue.
/// </summary>
public RsmqMessage ReceiveMessage(ReceiveMessageOptions options)
{
return(ReceiveMessageAsync(options).ConfigureAwait(false).GetAwaiter().GetResult());
}