103 lines
3.2 KiB
C#
103 lines
3.2 KiB
C#
using IceCreamShopContracts.BindingModels;
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using IceCreamShopContracts.SearchModels;
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using IceCreamShopContracts.StoragesContracts;
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using IceCreamShopContracts.ViewModels;
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using IceCreamShopFileImplement.Models;
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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namespace IceCreamShopFileImplement.Implements
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{
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public class OrderStorage : IOrderStorage
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{
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private readonly DataFileSingleton source;
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public OrderStorage()
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{
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source = DataFileSingleton.GetInstance();
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}
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public List<OrderViewModel> GetFullList()
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{
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return source.Orders
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.Select(x => AccessIceCreamStorage(x.GetViewModel))
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.ToList();
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}
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public List<OrderViewModel> GetFilteredList(OrderSearchModel
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model)
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{
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return source.Orders
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.Where(x => (
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(!model.Id.HasValue || x.Id == model.Id) &&
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(!model.DateFrom.HasValue || x.DateCreate >= model.DateFrom) &&
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(!model.DateTo.HasValue || x.DateCreate <= model.DateTo)
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)
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)
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.Select(x => AccessIceCreamStorage(x.GetViewModel))
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.ToList();
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}
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public OrderViewModel? GetElement(OrderSearchModel model)
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{
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if (!model.Id.HasValue)
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{
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return null;
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}
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return AccessIceCreamStorage(source.Orders
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.FirstOrDefault(x => (model.Id.HasValue && x.Id == model.Id))?.GetViewModel);
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}
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public OrderViewModel? Insert(OrderBindingModel model)
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{
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model.Id = source.Orders.Count > 0 ? source.Orders.Max(x => x.Id) + 1 : 1;
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var newOrder = Order.Create(model);
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if (newOrder == null)
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{
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return null;
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}
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source.Orders.Add(newOrder);
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source.SaveOrders();
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return AccessIceCreamStorage(newOrder.GetViewModel);
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}
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public OrderViewModel? Update(OrderBindingModel model)
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{
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var order = source.Orders.FirstOrDefault(x => x.Id == model.Id);
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if (order == null)
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{
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return null;
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}
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order.Update(model);
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source.SaveOrders();
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return AccessIceCreamStorage(order.GetViewModel);
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}
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public OrderViewModel? Delete(OrderBindingModel model)
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{
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var element = source.Orders.FirstOrDefault(x => x.Id ==
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model.Id);
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if (element != null)
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{
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source.Orders.Remove(element);
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source.SaveOrders();
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return AccessIceCreamStorage(element.GetViewModel);
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}
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return null;
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}
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public OrderViewModel AccessIceCreamStorage(OrderViewModel model)
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{
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if (model == null)
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return null;
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var iceCream = source.IceCreams.FirstOrDefault(x => (x.Id == model.IceCreamId));
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if (iceCream == null)
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return model;
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model.IceCreamName = iceCream.IceCreamName;
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return model;
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}
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}
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}
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