OSMServer/OSMDatastructure/Graph/OsmNode.cs

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using System.Text.Json.Serialization;
namespace OSMDatastructure.Graph;
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[Serializable]
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public class OsmNode
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{
public ulong nodeId { get; }
public HashSet<OsmEdge> edges { get; set; }
public Coordinates coordinates { get; }
public OsmNode(ulong nodeId, float lat, float lon)
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{
this.nodeId = nodeId;
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edges = new();
coordinates = new Coordinates(lat, lon);
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}
[JsonConstructor]
public OsmNode(ulong nodeId, Coordinates coordinates)
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{
this.nodeId = nodeId;
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edges = new();
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this.coordinates = coordinates;
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}
public OsmEdge? GetEdgeToNode(OsmNode n)
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{
HashSet<OsmEdge> e = edges.Where(edge => edge.neighborId == n.nodeId).ToHashSet();
if (e.Count > 0)
return e.First();
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return null;
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}
public override bool Equals(object? obj)
{
return obj != null && obj.GetType() == this.GetType() && ((OsmNode)obj).nodeId == this.nodeId;
}
public override string ToString()
{
return $"{nodeId} {coordinates} ec:{edges.Count}";
}
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}