PIbd-23_Starostin_I.K._Cour.../STODataBaseImplement/ClientStorage.cs

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C#
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2024-05-01 14:33:15 +04:00
using STOContracts.BindingModels;
using STOContracts.SearchModels;
using STOContracts.ViewModels;
using STODatabaseImplement;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace DatabaseImplement
{
public class ClientStorage
{
public List<ClientViewModel> GetFullList()
{
using var context = new STODatabase();
return context.Clients.Select(x => x.GetViewModel).ToList();
}
public List<ClientViewModel> GetFilteredList(ClientSearchModel model)
{
if (string.IsNullOrEmpty(model.ClientFIO))
{
return new();
}
using var context = new STODatabase();
return context.Clients.Where(x => x.ClientFIO.Contains(model.ClientFIO)).Select(x => x.GetViewModel).ToList();
}
public ClientViewModel? GetElement(ClientSearchModel model)
{
if (string.IsNullOrEmpty(model.Email) && string.IsNullOrEmpty(model.Password) && !model.Id.HasValue)
{
return null;
}
using var context = new STODatabase();
return context.Clients.FirstOrDefault(x =>
(!string.IsNullOrEmpty(model.Email) && x.Email == model.Email && !string.IsNullOrEmpty(model.Password) && x.Password == model.Password) ||
(model.Id.HasValue && x.Id == model.Id))
?.GetViewModel;
}
public ClientViewModel? Insert(ClientBindingModel model)
{
var newComponent = Client.Create(model);
if (newComponent == null)
{
return null;
}
using var context = new STODatabase();
context.Clients.Add(newComponent);
context.SaveChanges();
return newComponent.GetViewModel;
}
public ClientViewModel? Update(ClientBindingModel model)
{
using var context = new STODatabase();
var component = context.Clients.FirstOrDefault(x => x.Id == model.Id);
if (component == null)
{
return null;
}
component.Update(model);
context.SaveChanges();
return component.GetViewModel;
}
public ClientViewModel? Delete(ClientBindingModel model)
{
using var context = new STODatabase();
var element = context.Clients.FirstOrDefault(rec => rec.Id == model.Id);
if (element != null)
{
context.Clients.Remove(element);
context.SaveChanges();
return element.GetViewModel;
}
return null;
}
}
}