#sn #mvc #model

post.snmvc.taskviewmodel.cs

using System;
using System.Collections.Generic;
using System.ComponentModel.DataAnnotations;
using System.Linq;
using SenseNet.ContentRepository;
using SenseNet.ContentRepository.Storage.Security;
using SenseNet.Search;

namespace SnWebApplication.Models
{
    public class TaskViewModel
    {
        public readonly Task Task;

        private int _id;
        public int Id
        {
            get { return _id > 0 ? _id : Task?.Id ?? 0; }
            set { _id = value; }
        }

        private string _displayName;
        [Required]
        [Display(Name = "Short description")]
        public string DisplayName
        {
            get { return _displayName ?? Task?.DisplayName; }
            set
            {
                if (Task != null)
                    Task.DisplayName = value;

                _displayName = value;
            }
        }

        private string _description;
        [Display(Name = "Details")]
        public string Description
        {
            get { return _description ?? Task?.Description; }
            set
            {
                if (Task != null)
                    Task.Description = value;

                _description = value;
            }
        }

        [Display(Name = "Assigned to")]
        public string AssignedToText => SystemAccount.Execute(() => Task?.GetReference<User>("AssignedTo")?.DisplayName) ?? string.Empty;

        private int _assignedTo;
        [Display(Name = "Assigned to")]
        public int AssignedToId
        {
            get { return _assignedTo > 0 ? _assignedTo : SystemAccount.Execute(() => Task?.GetReference<User>("AssignedTo")?.Id) ?? 0; }
            set { _assignedTo = value; }
        }

        public DateTime DueDate => (DateTime)(Task?["DueDate"] ?? DateTime.MaxValue);

        public static IEnumerable<User> Users => ContentQuery.Query("+TypeIs:User .SORT:Name .TOP:10").Nodes.Cast<User>();

        public TaskViewModel()
        {
            
        }
        public TaskViewModel(Task task)
        {
            Task = task;
        }
    }
}