lab2 ready

Pizzeria/AbstractShopFileImplement/DataFileSingleton.cs

@@ -0,0 +1,56 @@
+using PizzeriaFileImplement.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Xml.Linq;
+
+namespace PizzeriaFileImplement
+{
+    public class DataFileSingleton
+    {
+        private static DataFileSingleton? instance;
+        private readonly string ComponentFileName = "Component.xml";
+        private readonly string OrderFileName = "Order.xml";
+        private readonly string PizzaFileName = "Pizza.xml";
+        public List<Component> Components { get; private set; }
+        public List<Order> Orders { get; private set; }
+        public List<Pizza> Pizzas { get; private set; }
+        private DataFileSingleton()
+        {
+            Components = LoadData(ComponentFileName, "Component", x => Component.Create(x)!)!;
+            Pizzas = LoadData(PizzaFileName, "Pizza", x => Pizza.Create(x)!)!;
+            Orders = LoadData(OrderFileName, "Order", x => Order.Create(x)!)!;
+        }
+        public static DataFileSingleton GetInstance()
+        {
+            if (instance == null)
+            {
+                instance = new DataFileSingleton();
+            }
+            return instance;
+        }
+
+        public void SaveComponents() => SaveData(Components, ComponentFileName,"Components", x => x.GetXElement);
+        public void SavePizzas() => SaveData(Pizzas, PizzaFileName, "Pizzas", x => x.GetXElement);
+        public void SaveOrders() => SaveData(Orders, OrderFileName, "Orders", x => x.GetXElement);
+        
+        private static List<T>? LoadData<T>(string filename, string xmlNodeName,Func<XElement, T> selectFunction)
+        {
+            if (File.Exists(filename))
+            {
+                return XDocument.Load(filename)?.Root?.Elements(xmlNodeName)?.Select(selectFunction)?.ToList();
+            }
+            return new List<T>();
+        }
+        private static void SaveData<T>(List<T> data, string filename, string xmlNodeName, Func<T, XElement> selectFunction)
+        {
+            if (data != null)
+            {
+                new XDocument(new XElement(xmlNodeName, data.Select(selectFunction).ToArray())).Save(filename);
+            }
+        }
+
+    }
+}

Pizzeria/AbstractShopFileImplement/Implements/ComponentStorage.cs

@@ -0,0 +1,72 @@
+using PizzeriaFileImplement.Models;
+using PizzeriaContracts.BindingModels;
+using PizzeriaContracts.SearchModels;
+using PizzeriaContracts.StorageContracts;
+using PizzeriaContracts.ViewModels;
+
+namespace PizzeriaFileImplement.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();
+        }
+        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;
+        }
+
+    }
+}

Pizzeria/AbstractShopFileImplement/Implements/OrderStorage.cs

@@ -0,0 +1,92 @@
+using PizzeriaFileImplement.Models;
+using PizzeriaContracts.BindingModels;
+using PizzeriaContracts.SearchModels;
+using PizzeriaContracts.StorageContracts;
+using PizzeriaContracts.ViewModels;
+
+namespace PizzeriaFileImplement.Implements
+{
+    public class OrderStorage : IOrderStorage
+    {
+        private readonly DataFileSingleton source;
+        public OrderStorage()
+        {
+            source = DataFileSingleton.GetInstance();
+        }
+
+        public OrderViewModel? Delete(OrderBindingModel model)
+        {
+            var element = source.Orders.FirstOrDefault(x => x.Id == model.Id);
+            if (element != null)
+            {
+                source.Orders.Remove(element);
+                source.SaveOrders();
+                return AddPizzaName(element.GetViewModel);
+            }
+            return null;
+        }
+        public OrderViewModel? GetElement(OrderSearchModel model)
+        {
+            if (!model.Id.HasValue)
+            {
+                return null;
+            }
+            var order = source.Orders.FirstOrDefault(x => (model.Id.HasValue && x.Id == model.Id));
+            if (order == null)
+            {
+                return null;
+            }
+            return AddPizzaName(order.GetViewModel);
+        }
+
+        public List<OrderViewModel> GetFilteredList(OrderSearchModel model)
+        {
+            if (!model.Id.HasValue)
+            {
+                return new();
+            }
+            return source.Orders.Where(x => x.Id == model.Id).Select(x => AddPizzaName(x.GetViewModel)).ToList();
+        }
+
+        public List<OrderViewModel> GetFullList()
+        {
+            return source.Orders.Select(x => AddPizzaName(x.GetViewModel)).ToList();
+        }
+        public OrderViewModel? Insert(OrderBindingModel model)
+        {
+            model.Id = source.Orders.Count > 0 ? source.Orders.Max(x => x.Id) + 1 : 1;
+            var newOrder = Order.Create(model);
+            if (newOrder == null)
+            {
+                return null;
+            }
+            source.Orders.Add(newOrder);
+            source.SaveOrders();
+            return AddPizzaName(newOrder.GetViewModel);
+        }
+        public OrderViewModel? Update(OrderBindingModel model)
+        {
+            var order = source.Orders.FirstOrDefault(x => x.Id == model.Id);
+            if (order == null)
+            {
+                return null;
+            }
+            order.Update(model);
+            source.SaveOrders();
+            return AddPizzaName(order.GetViewModel);
+        }
+
+        private OrderViewModel AddPizzaName(OrderViewModel model)
+        {
+            var selectedPizza = source.Pizzas.FirstOrDefault(x => x.Id == model.PizzaId);
+
+            if (selectedPizza != null)
+            {
+                model.PizzaName = selectedPizza.PizzaName;
+            }
+            model.PizzaName = selectedPizza?.PizzaName;
+            return model;
+        }
+
+    }
+}

Pizzeria/AbstractShopFileImplement/Implements/PizzaStorage.cs

@@ -0,0 +1,73 @@
+using PizzeriaFileImplement;
+using PizzeriaFileImplement.Models;
+using PizzeriaContracts.BindingModels;
+using PizzeriaContracts.SearchModels;
+using PizzeriaContracts.StorageContracts;
+using PizzeriaContracts.ViewModels;
+
+namespace PizzeriaFileImplement.Implements
+{
+    public class PizzaStorage : IPizzaStorage
+    {
+        private readonly DataFileSingleton source;
+        public PizzaStorage()
+        {
+            source = DataFileSingleton.GetInstance();
+        }
+        public List<PizzaViewModel> GetFullList()
+        {
+            return source.Pizzas.Select(x => x.GetViewModel).ToList();
+        }
+        public List<PizzaViewModel> GetFilteredList(PizzaSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.PizzaName))
+            {
+                return new();
+            }
+            return source.Pizzas.Where(x => x.PizzaName.Contains(model.PizzaName)).Select(x => x.GetViewModel).ToList();
+        }
+        public PizzaViewModel? GetElement(PizzaSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.PizzaName) && !model.Id.HasValue)
+            {
+                return null;
+            }
+            return source.Pizzas.FirstOrDefault(x => (!string.IsNullOrEmpty(model.PizzaName) && x.PizzaName == model.PizzaName) || (model.Id.HasValue && x.Id == model.Id))?.GetViewModel;
+        }
+        public PizzaViewModel? Insert(PizzaBindingModel model)
+        {
+
+            model.Id = source.Pizzas.Count > 0 ? source.Pizzas.Max(x => x.Id) + 1 : 1;
+            var newPizza = Pizza.Create(model);
+            if (newPizza == null)
+            {
+                return null;
+            }
+            source.Pizzas.Add(newPizza);
+            source.SavePizzas();
+            return newPizza.GetViewModel;
+        }
+        public PizzaViewModel? Update(PizzaBindingModel model)
+        {
+            var pizza = source.Pizzas.FirstOrDefault(x => x.Id == model.Id);
+            if (pizza == null)
+            {
+                return null;
+            }
+            pizza.Update(model);
+            source.SavePizzas();
+            return pizza.GetViewModel;
+        }
+        public PizzaViewModel? Delete(PizzaBindingModel model)
+        {
+            var element = source.Pizzas.FirstOrDefault(x => x.Id == model.Id);
+            if (element != null)
+            {
+                source.Pizzas.Remove(element);
+                source.SavePizzas();
+                return element.GetViewModel;
+            }
+            return null;
+        }
+    }
+}

Pizzeria/AbstractShopFileImplement/Models/Component.cs

@@ -1,8 +1,9 @@
 using PizzeriaContracts.BindingModels;
+using PizzeriaContracts.ViewModels;
 using PizzeriaDataModels.Models;
 using System.Xml.Linq;
 
-namespace AbstractShopFileImplement.Models
+namespace PizzeriaFileImplement.Models
 {
     public class Component : IComponentModel
     {

Pizzeria/AbstractShopFileImplement/Models/Order.cs

@@ -1,7 +1,88 @@
-using PizzeriaDataModels.Models;
+using PizzeriaContracts.BindingModels;
-namespace AbstractShopFileImplement.Models
+using PizzeriaContracts.ViewModels;
+using PizzeriaDataModels.Enums;
+using PizzeriaDataModels.Models;
+using System.Xml.Linq;
+namespace PizzeriaFileImplement.Models
 {
-    internal class Order : IOrderModel
+    public class Order : IOrderModel
     {
+        public int Id { get; private set; }
+
+        public int PizzaId { get; private set; }
+
+        public int Count { get; private set; }
+
+        public double Sum { get; private set; }
+
+        public OrderStatus Status { get; private set; }
+
+        public DateTime DateCreate { get; private set; }
+
+        public DateTime? DateImplement { get; private set; }
+
+        public static Order? Create(OrderBindingModel? model)
+        {
+            if (model == null)
+            {
+                return null;
+            }
+            return new Order()
+            {
+                Id = model.Id,
+                PizzaId = model.PizzaId,
+                Count = model.Count,
+                Sum = model.Sum,
+                Status = model.Status,
+                DateCreate = model.DateCreate,
+                DateImplement = model.DateImplement
+            };
+        }
+        public static Order? Create(XElement element)
+        {
+            if (element == null)
+            {
+                return null;
+            }
+            return new Order()
+            {
+                Id = Convert.ToInt32(element.Attribute("Id")!.Value),
+                PizzaId = Convert.ToInt32(element.Element("PizzaId")!.Value),
+                Count = Convert.ToInt32(element.Element("Count")!.Value),
+                Sum = Convert.ToDouble(element.Element("Sum")!.Value),
+                Status = (OrderStatus)Enum.Parse(typeof(OrderStatus),element.Element("Status")!.Value),
+                DateCreate = DateTime.Parse(element.Element("DateCreate")!.Value),
+                DateImplement = DateTime.Parse(element.Element("DateImplement")!.Value)
+            };
+        }
+        public void Update(OrderBindingModel? model)
+        {
+            if (model == null)
+            {
+                return;
+            }
+
+            Status = model.Status;
+            DateImplement = model.DateImplement;
+        }
+        public OrderViewModel GetViewModel => new()
+        {
+            Id = Id,
+            PizzaId = PizzaId,
+            Count = Count,
+            Sum = Sum,
+            Status = Status,
+            DateCreate = DateCreate,
+            DateImplement = DateImplement
+        };
+
+        public XElement GetXElement => new("Component",
+            new XAttribute("Id", Id),
+            new XElement("PizzaId", PizzaId),
+            new XElement("Count", Count.ToString()),
+            new XElement("Sum", Sum.ToString()),
+            new XElement("Status", Status.ToString()),
+            new XElement("DateCreate", DateCreate.ToString()),
+            new XElement("DateImplement", DateImplement.ToString()));
     }
 }

Pizzeria/AbstractShopFileImplement/Models/Pizza.cs

@@ -3,7 +3,7 @@ using PizzeriaContracts.ViewModels;
 using PizzeriaDataModels.Models;
 using System.Xml.Linq;
 
-namespace AbstractShopFileImplement.Models
+namespace PizzeriaFileImplement.Models
 {
     public class Pizza : IPizzaModel
     {
@@ -18,8 +18,8 @@ namespace AbstractShopFileImplement.Models
             {
                 if (_PizzaComponents == null)
                 {
-                    //var source = DataFileSingleton.GetInstance();
+                    var source = DataFileSingleton.GetInstance();
-                    //_PizzaComponents = Components.ToDictionary(x => x.Key, y =>((source.Components.FirstOrDefault(z => z.Id == y.Key) as IComponentModel)!,y.Value));
+                    _PizzaComponents = Components.ToDictionary(x => x.Key, y =>((source.Components.FirstOrDefault(z => z.Id == y.Key) as IComponentModel)!,y.Value));
                 }
                 return _PizzaComponents;
             }

Pizzeria/AbstractShopFileImplement/PizzeriaFileImplement.csproj

@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
     <TargetFramework>net6.0</TargetFramework>

Pizzeria/Pizzeria.sln

@@ -13,7 +13,7 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "PizzeriaListImplement", "Pi
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "PizzeriaBusinessLogic", "PizzeriaBusinessLogic\PizzeriaBusinessLogic.csproj", "{16EC5652-8348-4520-9736-1889B2749416}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "AbstractShopFileImplement", "AbstractShopFileImplement\AbstractShopFileImplement.csproj", "{87ACB324-2C2F-48B1-A945-0F348CCA8F69}"
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "PizzeriaFileImplement", "AbstractShopFileImplement\PizzeriaFileImplement.csproj", "{87ACB324-2C2F-48B1-A945-0F348CCA8F69}"
 EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution

Pizzeria/Pizzeria/Pizzeria.csproj

@@ -26,6 +26,7 @@
   </ItemGroup>
 
   <ItemGroup>
+    <ProjectReference Include="..\AbstractShopFileImplement\PizzeriaFileImplement.csproj" />
     <ProjectReference Include="..\PizzeriaBusinessLogic\PizzeriaBusinessLogic.csproj" />
     <ProjectReference Include="..\PizzeriaContracts\PizzeriaContracts.csproj" />
     <ProjectReference Include="..\PizzeriaListImplement\PizzeriaListImplement.csproj" />

Pizzeria/Pizzeria/Program.cs

@@ -1,7 +1,7 @@
 using Microsoft.Extensions.DependencyInjection;
 using PizzeriaContracts.BusinessLogicsContracts;
 using PizzeriaContracts.StorageContracts;
-using PizzeriaListImplement.Implements;
+using PizzeriaFileImplement.Implements;
 using PizzeriaBusinessLogic.BusinessLogic;
 using Microsoft.Extensions.Logging;
 using NLog.Extensions.Logging;

Pizzeria/PizzeriaListImplement/Implements/OrderStorage.cs

@@ -3,7 +3,6 @@ using PizzeriaContracts.SearchModels;
 using PizzeriaContracts.StorageContracts;
 using PizzeriaContracts.ViewModels;
 using PizzeriaListImplement.Models;
-using System.Xml.Linq;
 
 namespace PizzeriaListImplement.Implements
 {