/// <summary>
/// 发送消息到远程端并等待返回
/// </summary>
/// <param name="topic">主题</param>
/// <param name="api">api</param>
/// <param name="body">内容</param>
/// <exception cref="TimeoutException"></exception>
/// <returns></returns>
public static async Task <Message> SendAsync(SingleTopic topic, Api api, ITimeoutRequest body)
{
var message = EmqttdClient.GenerateMessage(api, body, Mode.Send);
var key = message.GetUniqueKey(topic.UniqueId);
var timeout = TimeSpan.FromSeconds(body.Timeout);
var taskSetter = taskTable.Create <Message>(key, timeout);
await EmqttdClient.PublishAsync(topic, message);
return(await taskSetter.GetTask());
}
/// <summary>
/// 回复消息到远程端
/// </summary>
/// <param name="topic">主题</param>
/// <param name="api">api</param>
/// <param name="body">内容</param>
/// <returns></returns>
public static async Task ReturnAsync(SingleTopic topic, Api api, object body)
{
var message = GenerateMessage(api, body, Mode.Return);
await EmqttdClient.PublishAsync(topic, message);
}
