PIbd-21_Belianin_N.N._Furni.../FurnitureAssembly/FurnitureAssemblyFileImplement/Implements/OrderStorage.cs
2024-04-08 14:11:47 +04:00

113 lines
3.2 KiB
C#

using FurnitureAssemblyContracts.BindingModels;
using FurnitureAssemblyContracts.SearchModels;
using FurnitureAssemblyContracts.StoragesContracts;
using FurnitureAssemblyContracts.ViewModels;
using FurnitureAssemblyFileImplement.Models;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace FurnitureAssemblyFileImplement.Implements
{
// Реализация интерфейса хранилища заказов
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 && model.DateFrom.HasValue && model.DateTo.HasValue)
{
return source.Orders.Where(x => x.DateCreate >= model.DateFrom && x.DateCreate <= model.DateTo)
.Select(x => GetViewModel(x)).ToList();
}
return source.Orders.Where(x => x.Id == 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;
}
// Для загрузки названий изделия в заказе
private OrderViewModel GetViewModel(Order order)
{
var viewModel = order.GetViewModel;
var furniture = source.Furnitures.FirstOrDefault(x => x.Id == order.FurnitureId);
if(furniture != null)
{
viewModel.FurnitureName = furniture.FurnitureName;
}
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;
}
}
}