PIbd-23-Salin-O.A.-IceCream.../IceCreamShop/IceCreamShopFileImplement/Implements/OrderStorage.cs
gg12 darfren 1adfa6dbf0 asdasd
2024-03-26 23:04:26 +04:00

107 lines
3.2 KiB
C#

using IceCreamShopContracts.BindingModels;
using IceCreamShopContracts.SearchModels;
using IceCreamShopContracts.StoragesContracts;
using IceCreamShopContracts.ViewModels;
using IceCreamShopFileImplement.Models;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace IceCreamShopFileImplement.Implements
{
public class OrderStorage : IOrderStorage
{
private readonly DataFileSingleton source;
public OrderStorage()
{
source = DataFileSingleton.GetInstance();
}
public List<OrderViewModel> GetFullList()
{
return source.Orders
.Select(x => AccessIceCreamStorage(x.GetViewModel))
.ToList();
}
public List<OrderViewModel> GetFilteredList(OrderSearchModel
model)
{
return source.Orders
.Where(x => (
(!model.Id.HasValue || x.Id == model.Id) &&
(!model.DateFrom.HasValue || x.DateCreate >= model.DateFrom) &&
(!model.DateTo.HasValue || x.DateCreate <= model.DateTo)
)
)
.Select(x => AccessIceCreamStorage(x.GetViewModel))
.ToList();
}
public OrderViewModel? GetElement(OrderSearchModel model)
{
if (!model.Id.HasValue)
{
return null;
}
return AccessIceCreamStorage(source.Orders
.FirstOrDefault(x => (model.Id.HasValue && x.Id == model.Id))?.GetViewModel);
}
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 AccessIceCreamStorage(newOrder.GetViewModel);
}
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 AccessIceCreamStorage(order.GetViewModel);
}
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 AccessIceCreamStorage(element.GetViewModel);
}
return null;
}
public OrderViewModel AccessIceCreamStorage(OrderViewModel model)
{
if (model == null)
return null;
foreach (var iceCream in source.IceCreams)
{
if (iceCream.Id == model.IceCreamId)
{
model.IceCreamName = iceCream.IceCreamName;
break;
}
}
return model;
}
}
}