PIbd-23_Vrazhkin_S_A_Furnit.../FurnitureAssembly/FurnitureAssemblyFileImplement/Implements/ImplementerStorage.cs

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2024-04-29 18:59:10 +04:00
using FurnitureAssemblyContracts.BindingModels;
using FurnitureAssemblyContracts.SearchModels;
using FurnitureAssemblyContracts.StoragesContracts;
using FurnitureAssemblyContracts.ViewModels;
using FurnitureAssemblyFileImplement_.Models;
using FurnitureAssemblyFileImplement;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace FurnitureAssemblyFileImplement_.Implements
{
public class ImplementerStorage : IImplementerStorage
{
private readonly DataFileSingleton source;
public ImplementerStorage()
{
source = DataFileSingleton.GetInstance();
}
public ImplementerViewModel? GetElement(ImplementerSearchModel model)
{
if (string.IsNullOrEmpty(model.ImplementerFIO) && !model.Id.HasValue && string.IsNullOrEmpty(model.Password))
{
return null;
}
if (model.Id.HasValue)
{
return source.Implementers
.FirstOrDefault(x => model.Id.HasValue && x.Id == model.Id)?.GetViewModel;
}
if (model.ImplementerFIO != null && model.Password != null)
{
return source.Implementers
.FirstOrDefault(x =>
x.ImplementerFIO.Equals(model.ImplementerFIO) && x.Password.Equals(model.Password))
?.GetViewModel;
}
return source.Implementers
.FirstOrDefault(x =>
x.ImplementerFIO.Equals(model.ImplementerFIO))
?.GetViewModel;
}
public List<ImplementerViewModel> GetFilteredList(ImplementerSearchModel model)
{
if (string.IsNullOrEmpty(model.ImplementerFIO))
{
return new();
}
return source.Implementers
.Where(x => x.ImplementerFIO.Equals(model.ImplementerFIO))
.Select(x => x.GetViewModel)
.ToList();
}
public List<ImplementerViewModel> GetFullList()
{
return source.Implementers
.Select(x => x.GetViewModel)
.ToList();
}
public ImplementerViewModel? Insert(ImplementerBindingModel model)
{
model.Id = source.Implementers.Count > 0 ? source.Implementers.Max(x => x.Id) + 1 : 1;
var newImpl = Implementer.Create(model);
if (newImpl == null)
{
return null;
}
source.Implementers.Add(newImpl);
source.SaveComponents();
return newImpl.GetViewModel;
}
public ImplementerViewModel? Update(ImplementerBindingModel model)
{
var implementer = source.Implementers.FirstOrDefault(x => x.Id == model.Id);
if (implementer == null)
{
return null;
}
implementer.Update(model);
source.SaveComponents();
return implementer.GetViewModel;
}
public ImplementerViewModel? Delete(ImplementerBindingModel model)
{
var element = source.Implementers.FirstOrDefault(x => x.Id == model.Id);
if (element != null)
{
source.Implementers.Remove(element);
source.SaveComponents();
return element.GetViewModel;
}
return null;
}
}
}