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

using System.IO;
using Intromat.Interfaces;
using Intromat.ViewModels;

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

        public CreateModuleAction(string name, ProjectViewModel parent)
        {
            var modulePath = Path.GetFullPath(Path.Combine(Path.GetDirectoryName(parent.FullPath)!, name, $"{name}.imodule"));
            _module = new ModuleViewModel(parent, name, modulePath);
            File = _parent = parent;
        }

        public IFile File { get; }

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

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