74 lines
2.8 KiB
C#
74 lines
2.8 KiB
C#
using FoodOrdersContracts.BindingModels;
|
|
using FoodOrdersContracts.SearchModels;
|
|
using FoodOrdersContracts.StoragesContracts;
|
|
using FoodOrdersContracts.ViewModels;
|
|
using FoodOrdersFileImplement.Models;
|
|
using FoodOrdersFileImplement;
|
|
|
|
namespace FoodOrdersFileImplement.Implements
|
|
{
|
|
public class ComponentStorage : IComponentStorage
|
|
{
|
|
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();
|
|
}
|
|
|
|
//FirstOrDefault выбирается первый или ничего, то есть вернёт первое совпадение или null
|
|
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;
|
|
}
|
|
}
|
|
} |