Илья Федотов bb8f28e937 Base.03
2024-02-25 18:07:14 +04:00

104 lines
3.1 KiB
C#

using DinerContracts.BindingModels;
using DinerContracts.SearchModels;
using DinerContracts.StoragesContracts;
using DinerContracts.ViewModels;
using DinerListImplement.Models;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace DinerListImplement.Implements
{
public class OrderStorage : IOrderStorage
{
private readonly DataListSingleton _source;
public OrderStorage() {
_source = DataListSingleton.GetInstance();
}
public OrderViewModel? Delete(OrderBindingModel model)
{
for (int i = 0; i < _source.Orders.Count; ++i) {
if (_source.Orders[i].ID == model.ID) {
var element = _source.Orders[i];
_source.Orders.RemoveAt(i);
return GetViewModel(element);
}
}
return null;
}
public OrderViewModel? GetElement(OrderSearchModel model)
{
if (!model.ID.HasValue) return null;
foreach (var order in _source.Orders) {
if (model.ID.HasValue && order.ID == model.ID) {
return GetViewModel(order);
}
}
return null;
}
public List<OrderViewModel> GetFilteredList(OrderSearchModel model)
{
var result = new List<OrderViewModel>();
if (!model.ID.HasValue) return result;
foreach (var order in _source.Orders) {
if (order.ID == model.ID) {
result.Add(GetViewModel(order));
}
}
return result;
}
public List<OrderViewModel> GetFullList()
{
var result = new List<OrderViewModel>();
foreach (var order in _source.Orders) {
result.Add(GetViewModel(order));
}
return result;
}
private OrderViewModel GetViewModel(Order order)
{
var viewModel = order.GetViewModel;
foreach (var product in _source.Snacks)
{
if (product.ID == order.ProductID)
{
viewModel.ProductName = product.ProductName;
break;
}
}
return viewModel;
}
public OrderViewModel? Insert(OrderBindingModel model)
{
model.ID = 1;
foreach (var order in _source.Orders) {
if (model.ID <= order.ID) {
model.ID = order.ID + 1;
}
}
var newOrder = Order.Create(model);
if (newOrder == null) return null;
_source.Orders.Add(newOrder);
return GetViewModel(newOrder);
}
public OrderViewModel? Update(OrderBindingModel model)
{
foreach (var order in _source.Orders) {
if (order.ID == model.ID) {
order.Update(model);
return GetViewModel(order);
}
}
return null;
}
}
}