//Copy Godot-side hierarchy information over into "student safe" data containers
GalaxyMapData GenerateGalaxyMapData()
{
//Data copies for GalaxyMapNodes
var nodeDataToReturn = new List <GalaxyMapNodeData>();
foreach (Node2D node in Nodes)
{
var newNodeData = new GalaxyMapNodeData();
newNodeData.systemName = node.Name;
newNodeData.galacticPosition = node.Position;
nodeDataToReturn.Add(newNodeData);
}
//Data copies for GalaxyMapEdges
var edgeDataToReturn = new List <GalaxyMapEdgeData>();
foreach (GalaxyMapEdge edge in Edges)
{
var newEdgeData = new GalaxyMapEdgeData();
newEdgeData.edgeCost = edge.EdgeCost;
foreach (var nodeData in nodeDataToReturn)
{
if (nodeData.systemName == edge.NodeA.Name)
{
newEdgeData.nodeA = nodeData;
}
if (nodeData.systemName == edge.NodeB.Name)
{
newEdgeData.nodeB = nodeData;
}
}
edgeDataToReturn.Add(newEdgeData);
}
//Let each NodeData know about relevant EdgeData
foreach (var node in nodeDataToReturn)
{
List <GalaxyMapEdgeData> edges = new List <GalaxyMapEdgeData>();
foreach (var edge in edgeDataToReturn)
{
if (edge.nodeA == node || edge.nodeB == node)
{
edges.Add(edge);
}
}
node.edges = edges.ToArray();
}
//Package the data up and return it to the caller
GalaxyMapData dataToReturn = new GalaxyMapData();
dataToReturn.nodeData = nodeDataToReturn.ToArray();
dataToReturn.edgeData = edgeDataToReturn.ToArray();
return(dataToReturn);
}
/// <summary>
/// Convenience function for returning the other node given one of either nodeA or nodeB for this edge.
/// Returns null if passed a node that doesn't belong to this edge.
/// </summary>
/// <param name="startNode"></param>
/// <returns></returns>
public GalaxyMapNodeData GetOtherNode(GalaxyMapNodeData startNode)
{
if (startNode == nodeA)
{
return(nodeB);
}
else if (startNode == nodeB)
{
return(nodeA);
}
else
{
return(null);
}
}
