PIBD-21_Lobashov_I_D_Travel.../TravelCompany/TravelCompanyDatabaseImplement/Implements/ImplementerStorage.cs

80 lines
3.0 KiB
C#
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2024-05-02 01:08:11 +04:00
using TravelCompanyContracts.BindingModels;
using TravelCompanyContracts.SearchModels;
using TravelCompanyContracts.StoragesContracts;
using TravelCompanyContracts.ViewModels;
using TravelCompanyDatabaseImplement.Models;
namespace TravelCompanyDatabaseImplement.Implements
{
public class ImplementerStorage : IImplementerStorage
{
public List<ImplementerViewModel> GetFullList()
{
using var context = new TravelCompanyDataBase();
return context.Implementers.Select(x => x.GetViewModel).ToList();
}
public List<ImplementerViewModel> GetFilteredList(ImplementerSearchModel model)
{
if (string.IsNullOrEmpty(model.ImplementerFIO))
{
return new();
}
using var context = new TravelCompanyDataBase();
return context.Implementers.Where(x => x.ImplementerFIO.Contains(model.ImplementerFIO)).Select(x => x.GetViewModel).ToList();
}
public ImplementerViewModel? GetElement(ImplementerSearchModel model)
{
if (string.IsNullOrEmpty(model.ImplementerFIO) && !model.Id.HasValue)
{
return null;
}
using var context = new TravelCompanyDataBase();
return context.Implementers.FirstOrDefault(x =>
(!string.IsNullOrEmpty(model.ImplementerFIO) && x.ImplementerFIO == model.ImplementerFIO && (!string.IsNullOrEmpty(model.Password) ? x.Password == model.Password : true)) ||
(model.Id.HasValue && x.Id == model.Id))
?.GetViewModel;
}
public ImplementerViewModel? Insert(ImplementerBindingModel model)
{
var newImplementer = Implementer.Create(model);
if (newImplementer == null)
{
return null;
}
using var context = new TravelCompanyDataBase();
context.Implementers.Add(newImplementer);
context.SaveChanges();
return newImplementer.GetViewModel;
}
public ImplementerViewModel? Update(ImplementerBindingModel model)
{
using var context = new TravelCompanyDataBase();
var implementer = context.Implementers.FirstOrDefault(x => x.Id == model.Id);
if (implementer == null)
{
return null;
}
implementer.Update(model);
context.SaveChanges();
return implementer.GetViewModel;
}
public ImplementerViewModel? Delete(ImplementerBindingModel model)
{
using var context = new TravelCompanyDataBase();
var implementer = context.Implementers.FirstOrDefault(rec => rec.Id == model.Id);
if (implementer != null)
{
context.Implementers.Remove(implementer);
context.SaveChanges();
return implementer.GetViewModel;
}
return null;
}
}
}