PIbd-23_Mochalov_D.V._LawFirm/LawFirm/LawFirmDatabaseImplement/Implements/OrderStorage.cs

84 lines
2.5 KiB
C#
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using LawFirmContracts.BindingModels;
using LawFirmContracts.SearchModels;
using LawFirmContracts.StorageContracts;
using LawFirmContracts.ViewModels;
using LawFirmDatabaseImplement.Models;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace LawFirmDatabaseImplement.Implements
{
public class OrderStorage : IOrderStorage
{
public OrderViewModel? GetElement(OrderSearchModel model)
{
if (!model.Id.HasValue)
{
return null;
}
using var context = new LawFirmDatabase();
return context.Orders.FirstOrDefault(x => (model.Id.HasValue && x.Id == model.Id))?.GetViewModel;
}
public List<OrderViewModel> GetFilteredList(OrderSearchModel model)
{
if (!model.Id.HasValue)
{
return new();
}
using var context = new LawFirmDatabase();
return context.Orders
.Where(x => x.Id == model.Id)
.Select(x => x.GetViewModel)
.ToList();
}
public List<OrderViewModel> GetFullList()
{
using var context = new LawFirmDatabase();
return context.Orders.Select(x => x.GetViewModel).ToList();
}
public OrderViewModel? Insert(OrderBindingModel model)
{
var newOrder = Order.Create(model);
if (newOrder == null)
{
return null;
}
using var context = new LawFirmDatabase();
context.Orders.Add(newOrder);
context.SaveChanges();
return newOrder.GetViewModel;
}
public OrderViewModel? Update(OrderBindingModel model)
{
using var context = new LawFirmDatabase();
var order = context.Orders.FirstOrDefault(x => x.Id == model.Id);
if (order == null)
{
return null;
}
order.Update(model);
context.SaveChanges();
return order.GetViewModel;
}
public OrderViewModel? Delete(OrderBindingModel model)
{
using var context = new LawFirmDatabase();
var element = context.Orders.FirstOrDefault(rec => rec.Id == model.Id);
if (element != null)
{
context.Orders.Remove(element);
context.SaveChanges();
return element.GetViewModel;
}
return null;
}
}
}