CyPhy2CAD_CSharp.DataRep.CADContainer.MergeAssemblies C# (CSharp) Method

        public void MergeAssemblies()
        {
            if (assemblies.Count <= 1) return;
            int i = 0;
            CADAssembly first = null;
            foreach (var assembly in assemblies.Values)
            {
                if (i == 0)
                {
                    first = assembly;
                    i++;
                    continue;
                }
                else
                {
                    first.ChildComponents = first.ChildComponents.Union(assembly.ChildComponents).ToDictionary(k => k.Key, v => v.Value);
                    first.ChildEdges.AddRange(assembly.ChildEdges);
                }
            }
            assemblies.Clear();
            assemblies.Add(first.Id, first);

        }