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

88 lines
2.4 KiB
C#
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2024-05-02 14:54:56 +04:00
using TravelCompanyContracts.BindingModels;
using TravelCompanyContracts.SearchModels;
using TravelCompanyContracts.StoragesContracts;
using TravelCompanyContracts.ViewModels;
using TravelCompanyDatabaseImplement.Models;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace TravelCompanyDatabaseImplement.Implements
{
public class ImplementerStorage : IImplementerStorage
{
public ImplementerViewModel? Delete(ImplementerBindingModel model)
{
using var context = new TravelCompanyDataBase();
var res = context.Implementers.FirstOrDefault(x => x.Id == model.Id);
if (res != null)
{
context.Implementers.Remove(res);
context.SaveChanges();
}
return res?.GetViewModel;
}
public ImplementerViewModel? GetElement(ImplementerSearchModel model)
{
if (string.IsNullOrEmpty(model.ImplementerFIO) && string.IsNullOrEmpty(model.Password) &&
!model.Id.HasValue)
{
return null;
}
using var context = new TravelCompanyDataBase();
return context.Implementers
.FirstOrDefault(x => (string.IsNullOrEmpty(model.ImplementerFIO) || x.ImplementerFIO == model.ImplementerFIO) &&
(!model.Id.HasValue || x.Id == model.Id) &&
(string.IsNullOrEmpty(model.Password) || x.Password == model.Password))
?.GetViewModel;
}
public List<ImplementerViewModel> GetFilteredList(ImplementerSearchModel model)
{
if (model == null)
{
return new();
}
if (model.Id.HasValue)
{
var res = GetElement(model);
return res != null ? new() { res } : new();
}
return new();
}
public List<ImplementerViewModel> GetFullList()
{
using var context = new TravelCompanyDataBase();
return context.Implementers.Select(x => x.GetViewModel).ToList();
}
public ImplementerViewModel? Insert(ImplementerBindingModel model)
{
using var context = new TravelCompanyDataBase();
var res = Implementer.Create(model);
if (res != null)
{
context.Implementers.Add(res);
context.SaveChanges();
}
return res?.GetViewModel;
}
public ImplementerViewModel? Update(ImplementerBindingModel model)
{
using var context = new TravelCompanyDataBase();
var res = context.Implementers.FirstOrDefault(x => x.Id == model.Id);
if (res != null)
{
res.Update(model);
context.SaveChanges();
}
return res?.GetViewModel;
}
}
}