public ActionResult <MissionCreateDto> CreateMission(MissionCreateDto missionCreateDto)
{
var mission = _mapper.Map <Mission>(missionCreateDto);
mission.OperationId = _operationRepository.GetActiveOperationId(UserId);
_missionRepository.Create(mission);
_missionRepository.SaveChanges();
var missionReadDto = _mapper.Map <Mission>(mission);
_notificationHub.Clients.All.SendAsync("SendMessage", "MissionCreated");
_notificationHub.Clients.All.SendAsync("Notification", "Вам назначена миссия #" + mission.Id + ".");
return(CreatedAtRoute(nameof(GetMissionById), new { Id = missionReadDto.Id }, missionReadDto)); //Return 201
}
public ActionResult Clusters(IEnumerable <UserDto> userDtos)
{
if (userDtos.Count() < 1)
{
return(Ok());
}
int operationId = _operationRepository.GetActiveOperationId(UserId);
int num_clasters = userDtos.ToList().Count();
var users = new List <User> {
};
var objs = _detectedObjectRepository.GetVacantObjects(operationId);
if (userDtos.Count() == 0 || objs.Count() == 0 || objs.Count() < userDtos.Count())
{
return(Ok());
}
float[] scores = new float[3];
List <PointF>[] CentroidsList = new List <PointF> [3];
List <ClusterPoint>[] clusteredObjectsLists = new List <ClusterPoint> [3];
int i = 0;
foreach (var clusteredObjects in clusteredObjectsLists)
{
clusteredObjectsLists[i] = _clusteringService.GetClusters(num_clasters, objs, out scores[i], out CentroidsList[i++]).ToList();
}
int indexOfMinScore = Array.IndexOf(scores, scores.Min());
foreach (var user in userDtos)
{
users.Add(_userRepository.GetById(user.Id));
}
double[,] distances = new double[num_clasters, num_clasters];
i = 0;
int j = 0;
foreach (var centriods in CentroidsList[indexOfMinScore])
{
j = 0;
foreach (var user in users)
{
distances[i, j] = _clusteringService.Distance2(
new PointF
{
X = float.Parse(user.UserPositions.LastOrDefault(u => u.UserId == user.Id).X.Replace('.', ',')),
Y = float.Parse(user.UserPositions.LastOrDefault(u => u.UserId == user.Id).Y.Replace('.', ','))
},
new PointF
{
X = centriods.X,
Y = centriods.Y
}
);
j++;
}
i++;
}
Dictionary <int, (int, double)> bestDistances = new Dictionary <int, (int, double)>();
//i = 0;
//foreach (var user in userDtos)
//{
// double[] arr = new double[num_clasters];
// for (j = 0; j < num_clasters; j++)
// {
// arr[j] = distances[i, j];
// }
// bestDistances.Add(i++, (user.Id, arr.Min())); //0 - 1 кластер, 1 - 2 кластер ...
//}
i = 0;
List <UserDto> usersCopy = userDtos.ToList();
for (i = 0; i < num_clasters; i++)
{
j = 0;
Dictionary <int, double> arr = new Dictionary <int, double>();
foreach (var user in usersCopy.ToList())
{
arr.Add(user.Id, distances[i, j]);
j++;
}
var bestKeys = bestDistances.Keys.ToList();
if (bestKeys.Count != 0)
{
foreach (var item in bestKeys)
{
arr.Remove(item);
}
}
var minUser = arr.Aggregate((l, r) => l.Value < r.Value ? l : r).Key;
var minDist = arr.Values.Min();
bestDistances.Add(i, (minUser, minDist)); //0 - 1 кластер, 1 - 2 кластер ...
}
//var bestDistancesSort = bestDistances;
var bestDistancesSort = bestDistances.OrderBy(r => r.Value.Item2);
List <DetectedObject>[] detectedObjects = new List <DetectedObject> [num_clasters];
i = 0;
for (int q = 0; q < num_clasters; q++)
{
detectedObjects[i] = new List <DetectedObject> {
};
foreach (var clusterPoint in clusteredObjectsLists[indexOfMinScore].Where(p => p.ClusterNum == q))
{
detectedObjects[i].Add(_detectedObjectRepository.GetById(clusterPoint.ObjectId));
}
i++;
}
//#region DEBUG
////DEBUG: добавляет обьекты соответствующие центроидам кластеров
//i = 0;
//foreach (var centroid in CentroidsList[indexOfMinScore])
//{
// _detectedObjectRepository.Create(new DetectedObject
// {
// Description = "centroid_" + i,
// Title = "Centroid",
// X = centroid.X.ToString().Replace(',', '.'),
// Y = centroid.Y.ToString().Replace(',', '.'),
// OperationId = operationId,
// IsDesired = false
// });
// i++;
//}
//#endregion
foreach (var user in bestDistancesSort)
{
_missionRepository.Create(
new Mission
{
OperationId = operationId,
UserId = user.Value.Item1,
DetectedObjects = detectedObjects[user.Key]
});
}
_detectedObjectRepository.SaveChanges();
_notificationHub.Clients.All.SendAsync("Notification", "Миссии обновлены.");
return(Ok());
}
public void Create(MissionEntity entity)
{
entity.IsDone = false;
missionRepository.Create(entity.GetDalEntity());
uow.Commit();
}
