private void SerializeDatabaseMessage(DatabaseMessage message)
{
JsonDataTransferMessage dtm = ProduceDataTransferMessage(message);
string json = JsonSerializer.Serialize(dtm);
message.MessageBytes = Encoding.UTF8.GetBytes(json);
}
private void ConfigureMessageProperties(DatabaseMessage message, IBasicProperties properties)
{
properties.AppId = message.Sender;
properties.Type = message.MessageType;
properties.MessageId = message.Uuid.ToString();
if (properties.Headers == null)
{
properties.Headers = new Dictionary <string, object>();
}
else
{
properties.Headers.Clear();
}
SetOperationTypeHeader(message, properties);
if (Settings.MessageBrokerSettings.ExchangeRole == 0)
{
SetAggregatorCopyHeader(message, properties);
}
else
{
SetDispatcherCopyHeader(message, properties);
}
}
private void SetDispatcherCopyHeader(DatabaseMessage message, IBasicProperties properties)
{
if (string.IsNullOrWhiteSpace(message.Recipients))
{
return;
}
string header = (Settings.MessageBrokerSettings.CopyType == 0 ? "CC" : "BCC");
properties.Headers.Add(header, message.Recipients.Split(',', StringSplitOptions.RemoveEmptyEntries));
}
private void SetAggregatorCopyHeader(DatabaseMessage message, IBasicProperties properties)
{
if (string.IsNullOrWhiteSpace(message.Sender))
{
return;
}
string header = (Settings.MessageBrokerSettings.CopyType == 0 ? "CC" : "BCC");
properties.Headers.Add(header, new string[] { message.Sender });
}
private void PublishMessage(ProducerChannel channel, DatabaseMessage message)
{
string exchange = Settings.MessageBrokerSettings.TopicExchange;
string routingKey = message.MessageType;
byte[] messageBytes = Encoding.UTF8.GetBytes(message.MessageBody);
ConfigureMessageProperties(message, channel.Properties);
channel.Channel.BasicPublish(exchange, routingKey, channel.Properties, messageBytes);
}
private DatabaseMessage CreateDatabaseMessage(DbDataReader reader)
{
DatabaseMessage message = new DatabaseMessage();
message.Code = reader.IsDBNull(0) ? 0 : (long)reader.GetDecimal(0);
message.Uuid = reader.IsDBNull(1) ? Guid.Empty : new Guid((byte[])reader[1]);
message.DateTimeStamp = reader.IsDBNull(2) ? DateTime.MinValue : reader.GetDateTime(2);
message.Sender = reader.IsDBNull(3) ? string.Empty : reader.GetString(3);
message.Recipients = reader.IsDBNull(4) ? string.Empty : reader.GetString(4);
message.OperationType = reader.IsDBNull(5) ? string.Empty : reader.GetString(5);
message.MessageType = reader.IsDBNull(6) ? string.Empty : reader.GetString(6);
message.MessageBody = reader.IsDBNull(7) ? string.Empty : reader.GetString(7);
return(message);
}
private DatabaseMessage CreateDatabaseMessage(DbDataReader reader)
{
DatabaseMessage message = new DatabaseMessage();
message.Code = reader.IsDBNull(0) ? 0 : (long)reader.GetDecimal("МоментВремени");
message.Uuid = reader.IsDBNull(1) ? Guid.Empty : new Guid((byte[])reader["Идентификатор"]);
message.DateTimeStamp = reader.IsDBNull(2) ? DateTime.MinValue : reader.GetDateTime("ДатаВремя").AddYears(-YearOffset);
message.Sender = reader.IsDBNull(3) ? string.Empty : reader.GetString("Отправитель");
message.Recipients = reader.IsDBNull(4) ? string.Empty : reader.GetString("Получатели");
message.OperationType = reader.IsDBNull(5) ? string.Empty : reader.GetString("ТипОперации");
message.MessageType = reader.IsDBNull(6) ? string.Empty : reader.GetString("ТипСообщения");
message.MessageBody = reader.IsDBNull(7) ? string.Empty : reader.GetString("ТелоСообщения");
return(message);
}
private JsonDataTransferMessage ProduceDataTransferMessage(DatabaseMessage data)
{
JsonDataTransferMessage message = new JsonDataTransferMessage()
{
Sender = data.Sender
};
message.Objects.Add(new JsonDataTransferObject()
{
Type = data.MessageType,
Body = data.MessageBody,
Operation = data.OperationType
});
return(message);
}
private void SetOperationTypeHeader(DatabaseMessage message, IBasicProperties properties)
{
if (string.IsNullOrWhiteSpace(message.OperationType))
{
return;
}
if (properties.Headers == null)
{
properties.Headers = new Dictionary <string, object>();
}
if (!properties.Headers.TryAdd("OperationType", message.OperationType))
{
properties.Headers["OperationType"] = message.OperationType;
}
}
private string[] GetRecipients(DatabaseMessage message)
{
return(message.Recipients.Split(',', StringSplitOptions.RemoveEmptyEntries));
}
