PIbd-22_Karamushko_M_K_Pizz.../Pizzeria/PizzeriaDatabaseImplement/Implements/ImplementerStorage.cs

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C#
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2023-04-11 09:29:12 +04:00
using PizzeriaContracts.BindingModels;
using PizzeriaContracts.SearchModels;
using PizzeriaContracts.StoragesContracts;
using PizzeriaContracts.ViewModels;
using PizzeriaDatabaseImplement.models;
namespace PizzeriaDatabaseImplement.Implements
{
public class ImplementerStorage : IImplementerStorage
{
public List<ImplementerViewModel> GetFullList()
{
using var context = new PizzeriaDatabase();
return context.Implementers
.Select(x => x.GetViewModel)
.ToList();
}
public List<ImplementerViewModel> GetFilteredList(ImplementerSearchModel model)
{
if (string.IsNullOrEmpty(model.ImplementerFIO) &&
string.IsNullOrEmpty(model.Password))
{
return new();
}
using var context = new PizzeriaDatabase();
return context.Implementers
.Where(x => (string.IsNullOrEmpty(model.ImplementerFIO) || x.ImplementerFIO.Contains(model.ImplementerFIO) &&
string.IsNullOrEmpty(model.Password) || x.ImplementerFIO.Contains(model.Password)))
.Select(x => x.GetViewModel)
.ToList();
}
public ImplementerViewModel? GetElement(ImplementerSearchModel model)
{
if (string.IsNullOrEmpty(model.ImplementerFIO) &&
string.IsNullOrEmpty(model.Password) &&
!model.Id.HasValue)
{
return null;
}
using var context = new PizzeriaDatabase();
return context.Implementers
.FirstOrDefault(x => (string.IsNullOrEmpty(model.ImplementerFIO) || x.ImplementerFIO == model.ImplementerFIO) &&
(string.IsNullOrEmpty(model.Password) || x.Password == model.Password) &&
(!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 PizzeriaDatabase();
context.Implementers.Add(newImplementer);
context.SaveChanges();
return newImplementer.GetViewModel;
}
public ImplementerViewModel? Update(ImplementerBindingModel model)
{
using var context = new PizzeriaDatabase();
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 PizzeriaDatabase();
var element = context.Implementers.FirstOrDefault(rec => rec.Id == model.Id);
if (element != null)
{
context.Implementers.Remove(element);
context.SaveChanges();
return element.GetViewModel;
}
return null;
}
}
}