PIbd-22_Bazunov_AI_Hotel/Hotel/HotelDatabaseImplement/Implements/GuestStorage.cs
2023-04-07 13:46:29 +04:00

72 lines
2.0 KiB
C#

using HotelContracts.BindingModels;
using HotelContracts.SearchModels;
using HotelContracts.StoragesContracts;
using HotelContracts.ViewModels;
using HotelDatabaseImplement.Models;
namespace HotelDatabaseImplement.Implements;
public class GuestStorage : IGuestStorage
{
public List<GuestViewModel> GetFullList()
{
using var context = new HotelDataBase();
return context.Guests
.Select(x => x.GetView)
.ToList();
}
public List<GuestViewModel> GetFilteredList(GuestSearchModel model)
{
if (string.IsNullOrEmpty(model.Name))
{
return new List<GuestViewModel>();
}
using var context = new HotelDataBase();
return context.Guests
.Where(x => x.Name == model.Name)
.Select(x => x.GetView)
.ToList();
}
public GuestViewModel? GetElement(GuestSearchModel model)
{
if (!model.Id.HasValue) return null;
using var context = new HotelDataBase();
return context.Guests.FirstOrDefault(x => x.Id == model.Id)?.GetView;
}
public GuestViewModel? Insert(GuestBindingModel model)
{
var item = Guest.Create(model);
if (item == null) return null;
using var context = new HotelDataBase();
context.Guests.Add(item);
context.SaveChanges();
return item.GetView;
}
public GuestViewModel? Update(GuestBindingModel model)
{
using var context = new HotelDataBase();
var item = context.Guests.FirstOrDefault(x => x.Id == model.Id);
if (item == null) return null;
item.Update(model);
context.SaveChanges();
return item.GetView;
}
public GuestViewModel? Delete(GuestBindingModel model)
{
using var context = new HotelDataBase();
var item = context.Guests.FirstOrDefault(x => x.Id == model.Id);
if (item == null) return null;
context.Guests.Remove(item);
context.SaveChanges();
return item.GetView;
}
}