public List <MapViewModel> GetMaps()
{
List <Map> maps = _repository.GetItems();
List <MapViewModel> mapViewModels = _mapper.Map <List <MapViewModel> >(maps);
return(mapViewModels);
}
private void CreateGraphs()
{
List <Map> maps = _mapRepository.GetItems();
List <Distance> distances = repository.GetItems();
List <Point> points = _pointRepository.GetItems();
List <DistanceViewModel> distanceViewModels = _mapper.Map <List <DistanceViewModel> >(distances);
List <PointViewModel> pointViewModels = _mapper.Map <List <PointViewModel> >(points);
List <MapViewModel> mapViewModels = _mapper.Map <List <MapViewModel> >(maps);
allIndexes = new Dictionary <int, Dictionary <int, int> >();
graphs = new Dictionary <int, double[, ]>();
algorithms = new Dictionary <int, DijkstrasAlgorithm>();
foreach (var map in mapViewModels)
{
List <PointViewModel> currentPoints = pointViewModels.Where(p => p.MapId == map.Id).ToList();
if (currentPoints.Count == 0)
{
return;
}
List <int> pointsId = currentPoints.Select(p => p.Id).ToList();
Dictionary <int, int> indexes = new Dictionary <int, int>();
for (int i = 0; i < pointsId.Count; ++i)
{
indexes.Add(i, pointsId[i]);
}
allIndexes.Add(map.Id, indexes);
int n = currentPoints.Count;
double[,] graph = new double[n, n];
foreach (DistanceViewModel distance in distanceViewModels)
{
int i = indexes.FirstOrDefault(k => k.Value == distance.FromPointId).Key;
int j = indexes.FirstOrDefault(k => k.Value == distance.ToPointId).Key;
graph[i, j] = distance.Weight;
graph[j, i] = distance.Weight;
}
graphs.Add(map.Id, graph);
algorithms.Add(map.Id, new DijkstrasAlgorithm(graph));
}
}