public void ExchangePublish(string message, string exchange, string routingKey, string exchangeType = ExchangeType.Direct)
{
if (string.IsNullOrEmpty(message))
{
throw new ArgumentNullException(nameof(message));
}
if (string.IsNullOrEmpty(exchange))
{
throw new ArgumentNullException(nameof(exchange));
}
if (string.IsNullOrEmpty(routingKey))
{
throw new ArgumentNullException(nameof(routingKey));
}
var exchangeCfg = rabbitConfigurationProvider.GetExchangeConfig();
var channel = rabbitConnection.GetChannel();
channel.ExchangeDeclare(exchange, exchangeType, durable: false, autoDelete: false, arguments: null);
var body = Encoding.UTF8.GetBytes(message);
var expiration = exchangeCfg?.DefaultMessageExpiration;
var basicProperties = expiration is null ? null : channel.CreateBasicProperties();
if (basicProperties != null)
{
basicProperties.Expiration = expiration.Value.ToString();
}
channel.BasicPublish(exchange: exchange,
routingKey: routingKey,
basicProperties: basicProperties,
mandatory: false,
body: body);
}
