bluflame/intromat/Intromat/Actions/Hierarchy/DeleteModuleAction.cs

using Intromat.Interfaces;
using Intromat.ViewModels;

namespace Intromat.Actions.Hierarchy
{
    public class DeleteModuleAction : IUndoItem
    {
        private readonly ModuleViewModel _module;
        private readonly ProjectViewModel _parent;

        public DeleteModuleAction(ModuleViewModel module)
        {
            File = _parent = (ProjectViewModel)module.Parent;
            _module = module;
        }

        public IFile File { get; }

        public void Redo()
        {
            _parent.Modules.Remove(_module);
            _parent.IsSelected = true;
        }

        public void Undo()
        {
            _parent.Modules.Add(_module);
            _module.IsSelected = true;
        }
    }
}