/// <summary>
/// Sends a message to the SMS gateway
/// </summary>
/// <param name="provider"></param>
/// <param name="smsHistory"></param>
/// <returns></returns>
private async Task SendSMSToProvider(ISMSClientProxy smsClient,
EFModel.Provider provider,
EFModel.SMSHistory smsHistory)
{
// send the sms to the provider and return the control to the
var result = await smsClient.SendSMSAsync(smsHistory.Id,
smsHistory.MobileNumber,
smsHistory.Message,
null,
null).ConfigureAwait(false);
// when a task finish the history record is updated
smsHistory.ProviderFeedback = result.ReturnedMessage;
smsHistory.ProviderFeedBackDateTime = result.TimeStamp;
smsHistory.ProviderMsgId = result.ProviderId;
if (result.MessageStatus == Common.MessageStatus.Delivered)
{
smsHistory.Status = Common.MessageStatus.Delivered;
}
else
{
smsHistory.Status = Common.MessageStatus.Error;
}
// _smsHistoryRepository.Update(smsHistory);
return;
}
/// <summary>
/// Sends messages to the provider, creates a session in the history table and saves the messages as history
/// under this session
/// </summary>
/// <param name="messagesToSent"></param>
/// <param name="providerId"></param>
/// <returns>Returns the session ID</returns>
public Guid SendBulkSMS(IEnumerable <DTO.SMSMessageDTO> messagesToSent, string providerName)
{
// get the provider data
EFModel.Provider provider = _providerRepository.GetById(providerName, true);
Guid sessionId = Guid.NewGuid();
// First job is to save the messages into the history table in order to populate the id
foreach (var msg in messagesToSent)
{
EFModel.SMSHistory smsHistory = new EFModel.SMSHistory();
smsHistory.ContractId = msg.ContractId;
smsHistory.Message = msg.Message;
smsHistory.MobileNumber = msg.MobileNumber;
smsHistory.PersonId = msg.PersonId;
smsHistory.ProviderName = providerName;
smsHistory.TemplateId = msg.TemplateId;
smsHistory.Status = Common.MessageStatus.Pending;
smsHistory.SessionId = sessionId;
smsHistory.SessionName = providerName + "|" + DateTime.Now;
smsHistory.SendDateTime = DateTime.Now;
if (string.IsNullOrWhiteSpace(msg.MobileNumber))
{
smsHistory.ProviderFeedback = "The mobile number is not present!";
smsHistory.Status = Common.MessageStatus.Skipped;
}
_smsHistoryRepository.Add(smsHistory);
}
UoW.Commit();
List <Task> serverRequests = new List <Task>();
// TODO:Need to abstract the ClientProviderFactory
var smsProviderProxy = ClientProviderFactory.CreateClient(providerName, provider.UserName, provider.PassWord);
//LINQ to Entities does not recognize the method 'Boolean IsNullOrWhiteSpace(System.String)'
//http://stackoverflow.com/questions/9606979/string-isnullorwhitespace-in-linq-expression
foreach (var historysms in DbContext.SMSHistoryRecords.Where(m => (m.SessionId == sessionId) && (m.MobileNumber != null) && m.MobileNumber.Trim() != string.Empty).ToArray())
{
// Collect all tasks in an array
serverRequests.Add(SendSMSToProvider(smsProviderProxy, provider, historysms));
}
//foreach (var task in await Task.WhenAll(tasks))
//{
// if (task.Item2)
// {
// Console.WriteLine("Ending Process {0}", task.Item1);
// }
//}
Task.WaitAll(serverRequests.ToArray());
UoW.Commit();
return(sessionId);
}
