Add Methods to way to GetDirection GetHighwayType, GetMaxSpeed

OSM_Graph/Enums/HighwayType.cs

@@ -0,0 +1,36 @@
+// ReSharper disable InconsistentNaming
+// ReSharper disable UnusedMember.Global
+namespace OSM_Graph.Enums;
+
+public enum HighwayType
+{
+    NONE,
+    motorway,
+    trunk,
+    primary,
+    secondary,
+    tertiary,
+    unclassified,
+    residential,
+    motorway_link,
+    trunk_link,
+    primary_link,
+    secondary_link,
+    tertiary_link,
+    living_street,
+    service,
+    pedestrian,
+    track,
+    bus_guideway,
+    escape,
+    raceway,
+    road,
+    busway,
+    footway,
+    bridleway,
+    steps,
+    corridor,
+    path,
+    cycleway,
+    construction
+}

OSM_Graph/Enums/WayDirection.cs

@@ -0,0 +1,6 @@
+namespace OSM_Graph.Enums;
+
+public enum WayDirection
+{
+    Forwards, Backwards, Both
+}

OSM_Graph/Way.cs

@@ -1,5 +1,6 @@
 using System.Runtime.Serialization;
 using System.Text.RegularExpressions;
+using OSM_Graph.Enums;
 
 namespace OSM_Graph;
 
@@ -8,6 +9,41 @@ public class Way(ulong id, Dictionary<string, string> tags, List<ulong> nodeIds)
     public readonly ulong ID = id;
     public readonly List<ulong> NodeIds = nodeIds;
 
+    public WayDirection GetDirection()
+    {
+        if (Tags.TryGetValue("oneway", out string? onewayStr))
+            return onewayStr switch
+            {
+                "yes" => WayDirection.Forwards,
+                "1" => WayDirection.Forwards,
+                "no" => WayDirection.Both,
+                "-1" => WayDirection.Backwards,
+                _ => WayDirection.Both
+            };
+        HighwayType[] impliedTypes = [HighwayType.motorway, HighwayType.motorway_link];
+        if (impliedTypes.Contains(GetHighwayType()))
+            return WayDirection.Forwards;
+        return WayDirection.Both;
+    }
+
+    public HighwayType GetHighwayType()
+    {
+        if (!Tags.TryGetValue("highway", out string? highwayTypeStr))
+            return HighwayType.NONE;
+        if (!Enum.TryParse(highwayTypeStr, out HighwayType highwayType))
+            return HighwayType.NONE;
+        return highwayType;
+    }
+    
+    public byte GetMaxSpeed()
+    {
+        if (!Tags.TryGetValue("maxspeed", out string? maxSpeedStr))
+            return 0;
+        if (!byte.TryParse(maxSpeedStr, out byte speed))
+            return 0;
+        return speed;
+    }
+    
     public string Serialize()
     {
         string tags = string.Join(',', Tags.Select(t =>