public Order(DateTime date, Client client, Product product, Manager manager, float sum)
{
Date = date;
Client = client;
Product = product;
Manager = manager;
Sum = sum;
}
private void CreateOrder(string[] item, string nameManager)
{
var date = Convert.ToDateTime(item[0]);
var client = new Client(item [1],null,0);
var product = new Product(item[2]);
var sum = (float)Convert.ToDouble(item[3]);
var manager = new Manager(nameManager,"");
_orders.Add(new Order(date,client,product,manager,sum));
}