From 05c78126859231a68e199dc34613689bd0978e2f Mon Sep 17 00:00:00 2001
From: Foghrye4 <foghrye4@gmail.com>
Date: Mon, 11 Apr 2016 19:44:54 +0300
Subject: Initial commit

---
 ihl/datanet/DataNet.java | 127 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 127 insertions(+)
 create mode 100644 ihl/datanet/DataNet.java

(limited to 'ihl/datanet/DataNet.java')

diff --git a/ihl/datanet/DataNet.java b/ihl/datanet/DataNet.java
new file mode 100644
index 0000000..3f88c55
--- /dev/null
+++ b/ihl/datanet/DataNet.java
@@ -0,0 +1,127 @@
+package ihl.datanet;
+
+import ihl.IHLMod;
+import ihl.flexible_cable.NodeEntity;
+import ihl.interfaces.IDataNode;
+
+import java.util.HashMap;
+import java.util.Iterator;
+import java.util.Map;
+import java.util.Set;
+
+import net.minecraft.nbt.NBTTagCompound;
+
+public class DataNet {
+	
+	public Map<Integer, DataGrid> grids = new HashMap();
+	private int griduid=0;
+	
+	public DataNet()
+	{
+	}
+	
+	public int getNewUniqueGridID()
+	{
+		for(int i=0;i<Integer.MAX_VALUE;i++)
+		{
+			if(grids.get(++griduid)==null)
+			{
+				return griduid;
+			}
+		}
+		return -1;
+	}
+
+	public int mergeGrids(int gridID, int gridID2) 
+	{
+		if(gridID==-1 && gridID2!=-1)
+		{
+			return gridID2;
+		}
+		else if(gridID!=-1 && gridID2==-1)
+		{
+			return gridID;
+		}
+		else if(gridID==-1 && gridID2==-1)
+		{
+			int newGridID=this.getNewUniqueGridID();
+			DataGrid cgrid;
+			cgrid=new DataGrid();
+			grids.put(newGridID, cgrid);
+			return newGridID;
+		}
+		else if(gridID!=gridID2)
+		{
+			Iterator<IDataNode> tei = grids.get(gridID2).telist.iterator();
+			while(tei.hasNext())
+			{
+				IDataNode te = tei.next();
+				te.setDataGrid(gridID);
+			}
+			grids.remove(gridID2);
+			return gridID;
+		}
+		return gridID2;
+	}
+
+	
+	public DataGrid getGrid(int gridID)
+	{
+		if(this.grids.get(gridID)==null)
+		{
+			DataGrid cgrid;
+			cgrid=new DataGrid();
+			grids.put(gridID, cgrid);
+			return cgrid;
+		}
+		else
+		{
+			return this.grids.get(gridID);
+		}
+	}
+	
+	public void splitGrids(int gridID)
+	{
+		DataGrid grid1 = this.grids.get(gridID);
+		Set<IDataNode> excludedNodes = grid1.getListOfExcludedNodes();
+		if(!excludedNodes.isEmpty())
+		{
+			if(grid1.telist.size()==1)
+			{
+				IDataNode singleNode = grid1.telist.iterator().next();
+				singleNode.setDataGrid(-1);
+				grid1.telist.remove(singleNode);
+			}
+			if(excludedNodes.size()==1)
+			{
+				IDataNode singleNode = excludedNodes.iterator().next();
+				singleNode.setDataGrid(-1);
+			}
+			else //Form a new grid
+			{
+				int newGridId = this.getNewUniqueGridID();
+				Iterator<IDataNode> excludedNodesI = excludedNodes.iterator();
+				while(excludedNodesI.hasNext())
+				{
+					excludedNodesI.next().setDataGrid(newGridId);
+				}
+			}
+		}
+	}
+	
+	public void removeCableEntities(NBTTagCompound cable) 
+	{
+		int uid = cable.getInteger("chainUID");
+		Set<NodeEntity> cs = IHLMod.proxy.nodeEntityRegistry.get(uid);
+		if(cs!=null)
+		{
+			for(NodeEntity ne:cs)
+			{
+				if(ne!=null)
+				{
+					ne.setDead();
+				}
+			}
+		}
+	}
+}
-- 
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