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

namespace WcfFromConsole
{
    public class Products
    {
        private static readonly Products _instance = new Products();

        private Products() { }

        public static Products Instance { get { return _instance; } }

        public List<Product> ProductList { get { return products; } }

        private List<Product> products = new List<Product>()
        {
            new Product() {ProductId=1,Name="test1" },
            new Product() {ProductId=2,Name="test2" }
        };

        public Product GetProduct(int id)
        {
            for (int i = 0; i < ProductList.Count; i++)
            {
                if (ProductList[i].ProductId == id)
                {
                    return ProductList[i];
                }
            }
            return null;
        }
    }

        [DataContract]
        public class Product
        {
            [DataMember]
            public int ProductId { get; set; }

            [DataMember]
            public string Name { get; set; }
        }
}