PIbd-23_Minhasapov_R.H._Aut.../AutomobilePlant/AutomobilePlantFileImplement/Implements/OrderStorage.cs

87 lines
2.5 KiB
C#
Raw Normal View History

2023-03-11 18:47:48 +04:00
using AutomobilePlantContracts.BindingModels;
using AutomobilePlantContracts.SearchModels;
using AutomobilePlantContracts.StorageContracts;
using AutomobilePlantContracts.ViewModels;
using AutomobilePlantFileImplement.Models;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace AutomobilePlantFileImplement.Implements
{
public class OrderStorage : IOrderStorage
{
private readonly DataFileSingleton source;
public OrderStorage()
{
source = DataFileSingleton.GetInstance();
}
public OrderViewModel? GetElement(OrderSearchModel model)
{
if (!model.Id.HasValue)
{
return null;
}
return source.Orders
.FirstOrDefault(x => (model.Id.HasValue && x.Id == model.Id))?.GetViewModel;
}
public List<OrderViewModel> GetFilteredList(OrderSearchModel model)
{
if (!model.Id.HasValue)
{
return new();
}
return source.Orders
.Where(x => x.Id == model.Id)
.Select(x => x.GetViewModel)
.ToList();
}
public List<OrderViewModel> GetFullList()
{
return source.Orders.Select(x => x.GetViewModel).ToList();
}
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 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 order.GetViewModel;
}
public OrderViewModel? Delete(OrderBindingModel model)
{
var order = source.Orders.FirstOrDefault(x => x.Id == model.Id);
if (order == null)
{
return null;
}
source.Orders.Remove(order);
source.SaveOrders();
return order.GetViewModel;
}
}
}