/// <summary>
/// Get Messages To Send
/// </summary>
/// <param name="messageQueueConfigurations"></param>
/// <param name="outboundSemaphoreKey"></param>
/// <param name="connectionStrings"></param>
/// <returns></returns>
private async Task <ResponseModel <List <MessageQueue> > > GetMessagesToSend(List <IMessageQueueConfiguration> messageQueueConfigurations, string outboundSemaphoreKey, ConnectionStrings connectionStrings)
{
TransactionQueueSemaphore transactionQueueSemaphore = null;
ResponseModel <List <MessageQueue> > returnResponse = new ResponseModel <List <MessageQueue> >();
returnResponse.Entity = new List <MessageQueue>();
try
{
_inventoryManagementDataService.OpenConnection(connectionStrings.PrimaryDatabaseConnectionString);
_inventoryManagementDataService.BeginTransaction((int)IsolationLevel.Serializable);
transactionQueueSemaphore = await _inventoryManagementDataService.GetTransactionQueueSemaphore(outboundSemaphoreKey);
if (transactionQueueSemaphore == null)
{
transactionQueueSemaphore = new TransactionQueueSemaphore();
transactionQueueSemaphore.SemaphoreKey = outboundSemaphoreKey;
await _inventoryManagementDataService.CreateTransactionQueueSemaphore(transactionQueueSemaphore);
}
else
{
await _inventoryManagementDataService.UpdateTransactionQueueSemaphore(transactionQueueSemaphore);
}
List <TransactionQueueOutbound> transactionQueue = await _inventoryManagementDataService.GetOutboundTransactionQueue();
foreach (TransactionQueueOutbound transactionQueueItem in transactionQueue)
{
MessageQueue message = new MessageQueue();
message.ExchangeName = transactionQueueItem.ExchangeName;
message.TransactionQueueId = transactionQueueItem.TransactionQueueOutboundId;
message.TransactionCode = transactionQueueItem.TransactionCode;
message.Payload = transactionQueueItem.Payload;
IMessageQueueConfiguration messageQueueConfiguration = messageQueueConfigurations.Where(x => x.TransactionCode == message.TransactionCode).FirstOrDefault();
if (messageQueueConfiguration == null)
{
break;
}
ResponseModel <MessageQueue> messageQueueResponse = messageQueueConfiguration.SendMessage(message);
if (messageQueueResponse.ReturnStatus == true)
{
transactionQueueItem.SentToExchange = true;
transactionQueueItem.DateSentToExchange = DateTime.UtcNow;
await _inventoryManagementDataService.UpdateOutboundTransactionQueue(transactionQueueItem);
returnResponse.Entity.Add(message);
}
else
{
break;
}
}
await _inventoryManagementDataService.UpdateDatabase();
_inventoryManagementDataService.CommitTransaction();
_inventoryManagementDataService.CloseConnection();
}
catch (Exception ex)
{
_inventoryManagementDataService.RollbackTransaction();
returnResponse.ReturnStatus = false;
returnResponse.ReturnMessage.Add(ex.Message);
}
finally
{
_inventoryManagementDataService.CloseConnection();
}
return(returnResponse);
}
