/// <summary>
/// Determine to what degree have we managed to send the SMS messages. The barebones version handles just a few statuses.
/// This method can be upgraded to handle the exact numbers ( messages sent compared to messages delivered)
/// </summary>
/// <param name="sendStatuses"></param>
/// <returns></returns>
public static BulkDeliveryStatus DetermineMessageDeliveryStatus(Dictionary <Message, bool> sendStatuses)
{
///lets presume all messages were not delivered
BulkDeliveryStatus status = BulkDeliveryStatus.FAILURE;
///we will use counter variables because that means we only have to loop through the dictionary once.
///and the code is more understandable
//////fior simplicity's sake we could use Enumerable.All method but then we looping through the dictionary multiple times unless we create a more complex Predicate...
int deliveredCnt = 0;
int undeliveredCnt = 0;
foreach (var sendStatusMsg in sendStatuses.Values)
{
if (sendStatusMsg == false)
{
undeliveredCnt++;
}
else
{
deliveredCnt++;
}
}
if (undeliveredCnt > 0 && deliveredCnt > 0)
{
status = BulkDeliveryStatus.PARTIAL;
}
else if (deliveredCnt == sendStatuses.Count && undeliveredCnt == 0)
{
status = BulkDeliveryStatus.SUCCESS;
}
return(status);
}
public JsonResult SendMessages(List <Message> toSend)
{
if (toSend == null)
{
return(Json(new SMSResponse()
{
Status = 404, Message = "Nema poruka za poslati!"
}));
}
SMSResponse response = new SMSResponse();
Dictionary <Message, bool> sendStatus = new Dictionary <Message, bool>();
try
{
foreach (Message msg in toSend)
{
sendStatus.Add(msg, msg.SendMessage());
}
BulkInsertStatus insStatus = this.msgRep.InsertMessage(toSend.Select(x => x.MapToMessageDB()).ToList());
BulkDeliveryStatus delivStatus = Message.DetermineMessageDeliveryStatus(sendStatus);
response = Message.MessageToDeliver(delivStatus, insStatus);
}
catch (Exception ex)
{
///TODO log exception
return(Json(new SMSResponse(500, "Error in saving messages")));
}
return(Json(response, JsonRequestBehavior.AllowGet));
}
public static SMSResponse MessageToDeliver(BulkDeliveryStatus dlvStat, BulkInsertStatus insStat)
{
SMSResponse resp = new SMSResponse();
string msg = string.Empty;
if (dlvStat == BulkDeliveryStatus.SUCCESS && insStat == BulkInsertStatus.SUCCESS)
{
resp.Message = "Poruke poslane i zabilježene!";
resp.Status = 200;
}
else if (dlvStat == BulkDeliveryStatus.SUCCESS && insStat != BulkInsertStatus.SUCCESS)
{
resp.Message = "Poruke poslane ali njihovo slanje nije zabilježeno!";
resp.Status = 202;
}
else if (dlvStat == BulkDeliveryStatus.PARTIAL)
{
resp.Message = "Nisu sve poruke poslane!";
resp.Status = 500;
}
else
{
resp.Message = "Poruke nisu poslane!";
resp.Status = 500;
}
return(resp);
}
