CourseWorkElectronicsShop/ElectronicsShop/ElectronicsShopDataBaseImplement/Implements/OrderStorage.cs

84 lines
2.7 KiB
C#

using ElectronicsShopContracts.BindingModels;
using ElectronicsShopContracts.SearchModels;
using ElectronicsShopContracts.StorageContracts;
using ElectronicsShopContracts.ViewModels;
using ElectronicsShopDataBaseImplement.Models;
using Microsoft.EntityFrameworkCore;
namespace ElectronicsShopDataBaseImplement.Implements
{
public class OrderStorage : IOrderStorage
{
public OrderViewModel? Delete(OrderBindingModel model)
{
using var context = new Database();
var element = context.Orders.FirstOrDefault(rec => rec.ID == model.ID);
if (element != null)
{
context.Orders.Remove(element);
context.SaveChanges();
return element.GetViewModel;
}
return null;
}
public OrderViewModel? GetElement(OrderSearchModel model)
{
if (!model.ID.HasValue)
{
return null;
}
using var context = new Database();
return context.Orders.FirstOrDefault(x =>
(model.ID.HasValue && x.ID == model.ID))?.GetViewModel;
}
public List<OrderViewModel> GetFilteredList(OrderSearchModel model)
{
if (!model.ID.HasValue && (model.DateFrom == null || model.DateTo == null))
{
return new();
}
using var context = new Database();
return context.Orders
.Include(x => x.Products)
.ThenInclude(x => x._product)
.Where(x => x.DateCreate >= model.DateFrom && x.DateCreate <= model.DateTo)
.Select(x => x.GetViewModel)
.ToList();
}
public List<OrderViewModel> GetFullList()
{
using var context = new Database();
return context.Orders.Select(x => x.GetViewModel).ToList();
}
public OrderViewModel? Insert(OrderBindingModel model)
{
using var context = new Database();
var newComponent = Order.Create(context,model);
if (newComponent == null)
{
return null;
}
context.Orders.Add(newComponent);
context.SaveChanges();
return newComponent.GetViewModel;
}
public OrderViewModel? Update(OrderBindingModel model)
{
using var context = new Database();
var component = context.Orders.FirstOrDefault(x => x.ID == model.ID);
if (component == null)
{
return null;
}
component.Update(context ,model);
context.SaveChanges();
return component.GetViewModel;
}
}
}