/// <summary>
/// Add a new tracking information(Location of animals when animal moves)
/// </summary>
/// <param name="gpsLocationInfo">The GPS location info</param>
/// <returns>The details of gps tracking info</returns>
public GPSTrackingInfo AddNewTrackingDetails(GPSTrackingInfo gpsLocationInfo)
{
log.Info("Adding a new tracking info : AddNewTrackingDetails with GPS device ID : " + gpsLocationInfo.gpsDeviceId);
using (game_reserve_dbEntities dbContext = new game_reserve_dbEntities())
{
//Fetches the animal for given device Id
var animal = (from p in dbContext.tblanimals where p.gpsDeviceId == gpsLocationInfo.gpsDeviceId select p).FirstOrDefault();
gpsLocationInfo.animalId = animal.animalId;
tblgpstracking trackingEntity = JsonConvert.DeserializeObject <tblgpstracking>(JsonConvert.SerializeObject(gpsLocationInfo));
trackingEntity.createdAt = DateTime.Now;
//Adds the details to the DB
dbContext.tblgpstrackings.Add(trackingEntity);
try
{
// Saves the details in DB
dbContext.SaveChanges();
if (trackingEntity != null)
{
gpsLocationInfo.latitude = trackingEntity.latitude;
gpsLocationInfo.longitude = trackingEntity.longitude;
gpsLocationInfo.animalId = trackingEntity.animalId;
gpsLocationInfo.createdAt = trackingEntity.createdAt;
gpsLocationInfo.trackingId = trackingEntity.trackingId;
}
log.Info("The GPS location is successfully saved in the DB.");
return(gpsLocationInfo);
}
//Saves the entries that could not be saved into the DB. It resolves the concurrency exception with Reload
catch (DbUpdateConcurrencyException Ex)
{
Ex.Entries.Single().Reload();
dbContext.SaveChanges();
gpsLocationInfo.latitude = trackingEntity.latitude;
gpsLocationInfo.longitude = trackingEntity.longitude;
gpsLocationInfo.animalId = trackingEntity.animalId;
gpsLocationInfo.createdAt = trackingEntity.createdAt;
gpsLocationInfo.trackingId = trackingEntity.trackingId;
log.Info("The GPS location is successfully saved in the DB.");
return(gpsLocationInfo);
}
catch (Exception e)
{
log.Error("Error in adding the animal : " + e.StackTrace);
ErrorHandler error = new ErrorHandler("Error", e.Message);
throw new WebFaultException <ErrorHandler>(error, HttpStatusCode.BadRequest);
}
}
}
/// <summary>
/// Add the tracking info (Location of animal)
/// </summary>
/// <param name="animalDetails">The animal details</param>
/// <returns>The details of animal that is added</returns>
public GPSTrackingInfo AddTracking(GPSTrackingInfo gpsDetails)
{
return(trackingRepo.AddNewTrackingDetails(gpsDetails));
}
