PIbd-22_Shabunov_O.A._SushiBar/SushiBarDataModels/Models/ICustomer.cs

namespace SushiBarDataModels.Models
{
    public interface ICustomer : IId
    {
        string Fio { get; }

        DateTime BirthdayDate { get; }

        double SumOfAllOrders { get; }
    }
}