PIbd-21_Balberova_D.N._Sush.../SushiBar/SushiBarFileImplement/Implements/OrderStorage.cs
2023-02-12 15:29:29 +04:00

92 lines
2.7 KiB
C#

using SushiBarContracts.BindingModels;
using SushiBarContracts.SearchModels;
using SushiBarContracts.StoragesContracts;
using SushiBarContracts.ViewModels;
using SushiBarFileImplement.Models;
namespace SushiBarFileImplement.Implements
{
public class OrderStorage : IOrderStorage
{
private readonly DataFileSingleton source;
public OrderStorage()
{
source = DataFileSingleton.GetInstance();
}
public List<OrderViewModel> GetFullList()
{
return source.Orders.Select(x => GetViewModel(x)).ToList();
}
public List<OrderViewModel> GetFilteredList(OrderSearchModel model)
{
if (!model.Id.HasValue)
{
return new();
}
return source.Orders.Where(x => x.Id.Equals(model.Id)).Select(x => GetViewModel(x)).ToList();
}
public OrderViewModel? GetElement(OrderSearchModel model)
{
if (!model.Id.HasValue)
{
return null;
}
return source.Orders.FirstOrDefault(x =>
(model.Id.HasValue && x.Id == model.Id))?.GetViewModel;
}
private OrderViewModel GetViewModel(Order order)
{
var viewModel = order.GetViewModel;
foreach (var sushi in source.ListSushi)
{
if (sushi.Id == order.SushiId)
{
viewModel.SushiName = sushi.SushiName;
break;
}
}
return viewModel;
}
public OrderViewModel? Insert(OrderBindingModel model)
{
model.Id = source.Orders.Count > 0 ? source.Orders.Max(x => x.Id) + 1 : 1;
var newOrder = Order.Create(model);
if (newOrder == null)
{
return null;
}
source.Orders.Add(newOrder);
source.SaveOrders();
return GetViewModel(newOrder);
}
public OrderViewModel? Update(OrderBindingModel model)
{
var order = source.Orders.FirstOrDefault(x => x.Id == model.Id);
if (order == null)
{
return null;
}
order.Update(model);
source.SaveOrders();
return GetViewModel(order);
}
public OrderViewModel? Delete(OrderBindingModel model)
{
var element = source.Orders.FirstOrDefault(x => x.Id == model.Id);
if (element != null)
{
source.Orders.Remove(element);
source.SaveOrders();
return GetViewModel(element);
}
return null;
}
}
}