package com.vci.ubcs.starter.util.node;



import java.util.List;

public class ForestNodeMergerOid {
	public ForestNodeMergerOid() {
	}

	public static <T extends INodeOid<T>> List<T> merge(List<T> items) {
		ForestNodeManagerOid forestNodeManager = new ForestNodeManagerOid(items);
		items.forEach((forestNode) -> {
			if (forestNode.getParentOid() != null) {
				INodeOid<T> node = forestNodeManager.getTreeNodeAt(forestNode.getParentOid());
				if (node != null) {
					node.getChildren().add(forestNode);
				} else {
					forestNodeManager.addParentId(forestNode.getOid());
				}
			}

		});
		return forestNodeManager.getRoot();
	}
}