SUBD_TransportCompany/TransportCompany/TransportCompanyDatabaseImplement/Implements/CargoStorage.cs

80 lines
2.7 KiB
C#
Raw Normal View History

using TransportCompanyContracts.BindingModels;
using TransportCompanyContracts.SearchModels;
using TransportCompanyContracts.StoragesContracts;
using TransportCompanyContracts.ViewModels;
using TransportCompanyDatabaseImplement.Models;
namespace TransportCompanyDatabaseImplement.Implements
{
public class CargoStorage : ICargoStorage
{
public List<CargoViewModel> GetFullList()
{
using var context = new TransportCompanyDatabase();
return context.Cargos.Select(x => x.GetViewModel).ToList();
}
public List<CargoViewModel> GetFilteredList(CargoSearchModel model)
{
if (string.IsNullOrEmpty(model.CargoName))
{
return new();
}
using var context = new TransportCompanyDatabase();
return context.Cargos.Where(x => x.CargoName.Contains(model.CargoName)).Select(x => x.GetViewModel).ToList();
}
public CargoViewModel? GetElement(CargoSearchModel model)
{
if (string.IsNullOrEmpty(model.CargoName) && !model.Id.HasValue)
{
return null;
}
using var context = new TransportCompanyDatabase();
return context.Cargos.FirstOrDefault(x =>
(!string.IsNullOrEmpty(model.CargoName) && x.CargoName == model.CargoName) ||
(model.Id.HasValue && x.Id == model.Id))
?.GetViewModel;
}
public CargoViewModel? Insert(CargoBindingModel model)
{
var newComponent = Cargo.Create(model);
if (newComponent == null)
{
return null;
}
using var context = new TransportCompanyDatabase();
context.Cargos.Add(newComponent);
context.SaveChanges();
return newComponent.GetViewModel;
}
public CargoViewModel? Update(CargoBindingModel model)
{
using var context = new TransportCompanyDatabase();
var component = context.Cargos.FirstOrDefault(x => x.Id == model.Id);
if (component == null)
{
return null;
}
component.Update(model);
context.SaveChanges();
return component.GetViewModel;
}
public CargoViewModel? Delete(CargoBindingModel model)
{
using var context = new TransportCompanyDatabase();
var element = context.Cargos.FirstOrDefault(rec => rec.Id == model.Id);
if (element != null)
{
context.Cargos.Remove(element);
context.SaveChanges();
return element.GetViewModel;
}
return null;
}
}
}