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Comonent Storage TODO

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This commit is contained in:
VictoriaPresnyakova 2023-02-19 21:20:30 +04:00
parent ffd07d70da
commit c1fdf0b803
2 changed files with 114 additions and 74 deletions
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74
JewelryStoreFileImplement/Implements/ComponentStorage .cs
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@ -11,80 +11,8 @@ using System.Threading.Tasks;
namespace JewelryStoreFileImplement.Implements
{
public class ComponentStorage : IComponentStorage
public class ComponentStorage : IComponentStorage // TODO Lab_2
{
private readonly DataFileSingleton _source;
public ComponentStorage()
{
_source = DataFileSingleton.GetInstance();
}
public List<ComponentViewModel> GetFullList()
{
return _source.Components.Select(x => x.GetViewModel).ToList();
}
public List<ComponentViewModel> GetFilteredList(ComponentSearchModel
model)
{
if (string.IsNullOrEmpty(model.ComponentName))
{
return new();
}
return _source.Components
.Where(x => x.ComponentName.Contains(model.ComponentName))
.Select(x => x.GetViewModel)
.ToList();
}
public ComponentViewModel? GetElement(ComponentSearchModel model)
{
if (string.IsNullOrEmpty(model.ComponentName) && !model.Id.HasValue)
{
return null;
}
return _source.Components
.FirstOrDefault(x =>
(!string.IsNullOrEmpty(model.ComponentName) && x.ComponentName == model.ComponentName) ||
(model.Id.HasValue && x.Id == model.Id))?.GetViewModel;
}
public ComponentViewModel? Insert(ComponentBindingModel model)
{
model.Id = _source.Components.Count > 0 ? _source.Components.Max(x =>
x.Id) + 1 : 1;
var newComponent = Component.Create(model);
if (newComponent == null)
{
return null;
}
_source.Components.Add(newComponent);
_source.SaveComponents();
return newComponent.GetViewModel;
}
public ComponentViewModel? Update(ComponentBindingModel model)
{
var component = _source.Components.FirstOrDefault(x => x.Id ==
model.Id);
if (component == null)
{
return null;
}
component.Update(model);
_source.SaveComponents();
return component.GetViewModel;
}
public ComponentViewModel? Delete(ComponentBindingModel model)
{
var element = _source.Components.FirstOrDefault(x => x.Id ==model.Id);
if (element != null)
{
_source.Components.Remove(element);
_source.SaveComponents();
return element.GetViewModel;
}
return null;
}
}
}

112
JewelryStoreFileImplement/Implements/JewelStorage.cs Normal file
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@ -0,0 +1,112 @@
using JewelryStoreContracts.BindingModels;
using JewelryStoreContracts.SearchModels;
using JewelryStoreContracts.StoragesContracts;
using JewelryStoreContracts.ViewModels;
using JewelryStoreListImplement.Models;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace JewelryStoreListImplement.Implements
{
public class JewelStorage : IJewelStorage // TODO реализовать интерфейс
{
private readonly DataListSingleton _source;
public JewelStorage()
{
_source = DataListSingleton.GetInstance();
}
public JewelViewModel? Delete(JewelBindingModel model)
{
for (int i = 0; i < _source.Jewels.Count; ++i)
{
if (_source.Jewels[i].Id == model.Id)
{
var element = _source.Jewels[i];
_source.Jewels.RemoveAt(i);
return element.GetViewModel;
}
}
return null;
}
public JewelViewModel? GetElement(JewelSearchModel model)
{
if (string.IsNullOrEmpty(model.JewelName) && !model.Id.HasValue)
{
return null;
}
foreach (var jewel in _source.Jewels)
{
if ((!string.IsNullOrEmpty(model.JewelName) &&
jewel.JewelName == model.JewelName) ||
(model.Id.HasValue && jewel.Id == model.Id))
{
return jewel.GetViewModel;
}
}
return null;
}
public List<JewelViewModel> GetFilteredList(JewelSearchModel model)
{
var result = new List<JewelViewModel>();
if (string.IsNullOrEmpty(model.JewelName))
{
return result;
}
foreach (var jewel in _source.Jewels)
{
if (jewel.JewelName.Contains(model.JewelName))
{
result.Add(jewel.GetViewModel);
}
}
return result;
}
public List<JewelViewModel> GetFullList()
{
var result = new List<JewelViewModel>();
foreach (var jewel in _source.Jewels)
{
result.Add(jewel.GetViewModel);
}
return result;
}
public JewelViewModel? Insert(JewelBindingModel model)
{
model.Id = 1;
foreach (var jewel in _source.Jewels)
{
if (model.Id <= jewel.Id)
{
model.Id = jewel.Id + 1;
}
}
var newJewel = Jewel.Create(model);
if (newJewel == null)
{
return null;
}
_source.Jewels.Add(newJewel);
return newJewel.GetViewModel;
}
public JewelViewModel? Update(JewelBindingModel model)
{
foreach (var jewel in _source.Jewels)
{
if (jewel.Id == model.Id)
{
jewel.Update(model);
return jewel.GetViewModel;
}
}
return null;
}
}
}