ISEbd-22_Baygulov_A.A._SushiBar/SushiBar/SushiBarListImplement/DataListSingleton.cs

using SushiBarListImplement.Models;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace SushiBarListImplement
{
	public class DataListSingleton
	{
		private static DataListSingleton? _instance;
		public List<Component> Components { get; set; }
		public List<Order> Orders { get; set; }
		public List<Sushi> Sushis { get; set; }
		public List<Client> Clients { get; set; }
		public List<Implementer> Implementers { get; set; }
        public List<MessageInfo> Messages { get; set; }
        private DataListSingleton()
		{
			Components = new List<Component>();
			Orders = new List<Order>();
			Sushis = new List<Sushi>();
			Clients = new List<Client>();
			Implementers = new List<Implementer>();
            Messages = new List<MessageInfo>();
        }
		public static DataListSingleton GetInstance()
		{
			if (_instance == null)
			{
				_instance = new DataListSingleton();
			}
			return _instance;
		}
	}
}