Coursach/Course/DatabaseImplement/Implements/ImplementerStorage.cs

73 lines
2.4 KiB
C#

using DatabaseImplement.Models;
using Contracts.BindingModels;
using Contracts.SearchModels;
using Contracts.ViewModels;
using Contracts.StoragesContracts;
namespace DatabaseImplement.Implements
{
public class ImplementerStorage : IImplementerStorage
{
public ImplementerViewModel? Delete(ImplementerBindingModel model)
{
using var context = new FactoryGoWorkDatabase();
var newImplementer = context.Implementers.FirstOrDefault(x => x.Id == model.Id);
if (newImplementer == null)
return null;
context.Implementers.Remove(newImplementer);
context.SaveChanges();
return newImplementer.GetViewModel;
}
public ImplementerViewModel? GetElement(ImplementerSearchModel model)
{
if (!model.Id.HasValue && string.IsNullOrEmpty(model.Login)) { return null; }
using var context = new FactoryGoWorkDatabase();
return context.Implementers.FirstOrDefault(x => (model.Id.HasValue && x.Id == model.Id) || (!string.IsNullOrEmpty(model.Login) && !string.IsNullOrEmpty(model.Password) && x.Login.Equals(model.Login) && x.Password.Equals(model.Password)))?.GetViewModel; ;
}
public List<ImplementerViewModel> GetFilteredList(ImplementerSearchModel model)
{
if (!model.Id.HasValue && string.IsNullOrEmpty(model.Login))
return new();
using var context = new FactoryGoWorkDatabase();
if (model.Id.HasValue)
{
return context.Implementers.Where(x => x.Id == model.Id).Select(x => x.GetViewModel).ToList();
}
else
{
return context.Implementers.Where(x => x.Login.Equals(model.Login)).Select(x => x.GetViewModel).ToList();
}
}
public List<ImplementerViewModel> GetFullList()
{
using var context = new FactoryGoWorkDatabase();
return context.Implementers.Select(x => x.GetViewModel).ToList();
}
public ImplementerViewModel? Insert(ImplementerBindingModel model)
{
using var context = new FactoryGoWorkDatabase();
var newImplementer = Implementer.Create(model);
if (newImplementer == null)
return null;
context.Implementers.Add(newImplementer);
context.SaveChanges();
return newImplementer.GetViewModel;
}
public ImplementerViewModel? Update(ImplementerBindingModel model)
{
using var context = new FactoryGoWorkDatabase();
var newImplementer = context.Implementers.FirstOrDefault(x => x.Id == model.Id);
if (newImplementer == null)
return null;
newImplementer.Update(model);
context.SaveChanges();
return newImplementer.GetViewModel;
}
}
}