using UniversityContracts.BindingModels;
using UniversityContracts.ViewModels;
using UniversityDataModels;
using System.ComponentModel.DataAnnotations;
using System.Diagnostics;
using BankContracts.ViewModels;

namespace UniversityDatabaseImplement.Models
{
    public class Payment : IPaymentModel
    {
        [Required]
        public int ClassByPurchaseId { get; private set; }

        [Required]
        public DateOnly Date { get; private set; }

        [Required]
        public double PaidPrice { get; private set; }

        public int Id { get; private set; }

        [Required]
        public ClassByPurchase? ClassByPurchase { get; private set; }

        public static Payment Create(PaymentBindingModel model)
        {
			if (model == null)
			{
				return null;
			}
            return new Payment()
            {

				Date = model.Date,
				PaidPrice = model.PaidPrice,
				Id = model.Id,
				ClassByPurchaseId = model.ClassByPurchaseId,
			};
		}
		public PaymentViewModel GetViewModel => new()
		{
			Operation = ClassByPurchase?.Class?.GetViewModel,
			ClassByPurchase = ClassByPurchase,
			FullPrice = ClassByPurchase?.Class?.Price ?? -1,
			Date = Date,
			PaidPrice = PaidPrice,
			Id = Id,
			ClassByPurchaseId = ClassByPurchaseId,
		};
	}
}