INode.cs

using System;
using System.Collections.Generic;
using System.Threading.Tasks;
using Waher.Runtime.Language;
using Waher.Things.DisplayableParameters;
 
namespace Waher.Things
{
    public enum NodeState
    {
        None = 0,
 
        Information = 1,
 
        WarningSigned = 2,
 
        WarningUnsigned = 3,
 
        ErrorSigned = 4,
 
        ErrorUnsigned = 5
    }
 
    public interface INode : IThingReference
    {
        string LocalId
        {
            get;
        }
 
        string LogId
        {
            get;
        }
 
        Task<string> GetTypeNameAsync(Language Language);
 
        bool HasChildren
        {
            get;
        }
 
        bool ChildrenOrdered
        {
            get;
        }
 
        bool IsReadable
        {
            get;
        }
 
        bool IsControllable
        {
            get;
        }
 
        bool HasCommands
        {
            get;
        }
 
        INode Parent
        {
            get;
        }
 
        DateTime LastChanged
        {
            get;
        }
 
        NodeState State
        {
            get;
        }
 
        Task<IEnumerable<INode>> ChildNodes
        {
            get;
        }
 
        Task<bool> CanViewAsync(RequestOrigin Caller);
 
        Task<bool> CanEditAsync(RequestOrigin Caller);
 
        Task<bool> CanAddAsync(RequestOrigin Caller);
 
        Task<bool> CanDestroyAsync(RequestOrigin Caller);
 
        Task<IEnumerable<Parameter>> GetDisplayableParametersAsync(Language Language, RequestOrigin Caller);
 
        Task<IEnumerable<Message>> GetMessagesAsync(RequestOrigin Caller);
 
        Task<bool> MoveUpAsync(RequestOrigin Caller);
 
        Task<bool> MoveDownAsync(RequestOrigin Caller);
 
        Task<bool> AcceptsParentAsync(INode Parent);
 
        Task<bool> AcceptsChildAsync(INode Child);
 
        Task AddAsync(INode Child);
 
        Task UpdateAsync();
 
        Task<bool> RemoveAsync(INode Child);
 
        Task DestroyAsync();
 
        Task<IEnumerable<ICommand>> Commands
        {
            get;
        }
    }
}