using ElectronicsShopContracts.BindingModels;
using ElectronicsShopContracts.SearchModels;
using ElectronicsShopContracts.StorageContracts;
using ElectronicsShopContracts.ViewModels;
using ElectronicsShopDataBaseImplement.Models;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Net.Security;
using System.Text;
using System.Threading.Tasks;

namespace ElectronicsShopDataBaseImplement.Implements {
	public class PaymentStorage : IPaymentStorage {
		public PaymentViewModel? Insert(PaymentBindingModel model) {
			var newPayment = Payment.Create(model);
			if (newPayment == null) {
				return null;
			}
			using var context = new Database();
			context.Payments.Add(newPayment);
			context.SaveChanges();
			return newPayment.GetViewModel;
		}

		public PaymentViewModel? GetElement(PaymentSearchModel model) {
			if (model.ProductID.HasValue || model.OrderID.HasValue) {
				return null;
			}
			using var context = new Database();
			return context.Payments.FirstOrDefault(x => (model.ID.HasValue && x.ID == model.ID))?.GetViewModel;
		}

		public List<PaymentViewModel>? GetFillteredList(PaymentSearchModel model) {
			if (model.ProductID.HasValue || model.OrderID.HasValue) {
				return new();
			}
			using var context = new Database();
			return context.Payments
				.Where(x => x.ID == model.ID)
				.Select(x => x.GetViewModel).ToList();
		}

		public List<PaymentViewModel>? GetFullList() {
			using var context = new Database();
			return context.Payments.Select(x => x.GetViewModel).ToList();
		}
	}
}