PIbd-23_Abazov_A.A._Confect.../Confectionery/ConfectioneryFileImplements/Implements/IngredientStorage.cs

87 lines
2.9 KiB
C#

using ConfectioneryContracts.BindingModels;
using ConfectioneryContracts.SearchModels;
using ConfectioneryContracts.StoragesContracts;
using ConfectioneryContracts.ViewModels;
using ConfectioneryFileImplement.Models;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace ConfectioneryFileImplement.Implements
{
public class IngredientStorage : IIngredientStorage
{
private readonly DataFileSingleton source;
public IngredientStorage()
{
source = DataFileSingleton.GetInstance();
}
public List<IngredientViewModel> GetFullList()
{
return source.Ingredients
.Select(x => x.GetViewModel)
.ToList();
}
public List<IngredientViewModel> GetFilteredList(IngredientSearchModel model)
{
if (string.IsNullOrEmpty(model.IngredientName))
{
return new();
}
return source.Ingredients
.Where(x => x.IngredientName.Contains(model.IngredientName))
.Select(x => x.GetViewModel)
.ToList();
}
public IngredientViewModel? GetElement(IngredientSearchModel model)
{
if (string.IsNullOrEmpty(model.IngredientName) && !model.Id.HasValue)
{
return null;
}
return source.Ingredients
.FirstOrDefault(x => (!string.IsNullOrEmpty(model.IngredientName) && x.IngredientName == model.IngredientName) ||
(model.Id.HasValue && x.Id == model.Id))
?.GetViewModel;
}
public IngredientViewModel? Insert(IngredientBindingModel model)
{
model.Id = source.Ingredients.Count > 0 ? source.Ingredients.Max(x => x.Id) + 1 : 1;
var newIngredient = Ingredient.Create(model);
if (newIngredient == null)
{
return null;
}
source.Ingredients.Add(newIngredient);
source.SaveIngredients();
return newIngredient.GetViewModel;
}
public IngredientViewModel? Update(IngredientBindingModel model)
{
var component = source.Ingredients.FirstOrDefault(x => x.Id == model.Id);
if (component == null)
{
return null;
}
component.Update(model);
source.SaveIngredients();
return component.GetViewModel;
}
public IngredientViewModel? Delete(IngredientBindingModel model)
{
var element = source.Ingredients.FirstOrDefault(x => x.Id == model.Id);
if (element != null)
{
source.Ingredients.Remove(element);
source.SaveIngredients();
return element.GetViewModel;
}
return null;
}
}
}