/// <summary>
/// 接收消息到队列中
/// </summary>
/// <param name="model">消息通道</param>
/// <param name="queue">队列名称</param>
/// <param name="callback">订阅消息的回调事件</param>
/// <returns></returns>
private EventingBasicConsumer CreateConsumer(IModel model, string queue, ref MqConsumerChannel mqConsumerChannel)
{
EventingBasicConsumer consumer = new EventingBasicConsumer(model);
consumer.Received += mqConsumerChannel.Receive;
mqConsumerChannel.Consumer = consumer;
model.BasicConsume(queue: queue, autoAck: MqGlobleConfig.AutoAck, consumer: consumer);
return(consumer);
}
/// <summary>
/// 创建消费的消息通道
/// </summary>
public MqConsumerChannel CreateReceiveChannel(string exchangeType, string exchange, string queue, string routekey, Func <MessageBody, Task> onReceivedCallback)
{
var channel = CreateConsumerChannel(exchangeType, exchange, queue, routekey);
MqConsumerChannel myChannel = new MqConsumerChannel(exchangeType, exchange, queue, routekey)
{
Connection = _mqConnection.Connection,
OnReceivedCallback = onReceivedCallback,
};
CreateConsumer(channel, queue, ref myChannel);
return(myChannel);
}
//public MqConsumerChannel CreateChannel(string queue, string routeKey, string exchangeType)
//{
// MqConnection conn = new MqConnection(Config, vHost);
// MqChannelManager cm = new MqChannelManager(conn);
// MqConsumerChannel channel = cm.CreateReceiveChannel(exchangeType, ExchangeName, queue, routeKey);
// return channel;
//}
/// <summary>
/// 启动订阅
/// </summary>
public void Start()
{
if (!_started)
{
if (!Queues.Exists(x => x.QueueName == QueueName))
{
Queues.Add(new QueueInfo(QueueName, OnReceived));
}
var manager = new MqChannelManager(Config);
foreach (var item in Queues)
{
MqConsumerChannel channel = manager.CreateReceiveChannel(item.ExchangeType, this.ExchangeName, item.QueueName, item.RouterKey, item.OnReceived);
this.Channels.Add(channel);
}
_started = true;
Log.Information("mq服务开始");
}
}