Pizzeria/Pizzeria.sln

@@ -13,6 +13,8 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "PizzeriaBusinessLogic", "Pi
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "PizzeriaListImplement", "PizzeriaListImplement\PizzeriaListImplement.csproj", "{17269B24-6A77-4C45-B3DD-AA444F22D9B8}"
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "PizzeriaFileImplement", "PizzeriaFileImplement\PizzeriaFileImplement.csproj", "{B3A0C7DA-97ED-428C-9E2E-6FF6569F81A9}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -39,6 +41,10 @@ Global
 		{17269B24-6A77-4C45-B3DD-AA444F22D9B8}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{17269B24-6A77-4C45-B3DD-AA444F22D9B8}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{17269B24-6A77-4C45-B3DD-AA444F22D9B8}.Release|Any CPU.Build.0 = Release|Any CPU
+		{B3A0C7DA-97ED-428C-9E2E-6FF6569F81A9}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{B3A0C7DA-97ED-428C-9E2E-6FF6569F81A9}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{B3A0C7DA-97ED-428C-9E2E-6FF6569F81A9}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{B3A0C7DA-97ED-428C-9E2E-6FF6569F81A9}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE

Pizzeria/Pizzeria/FormMain.Designer.cs

@@ -41,6 +41,7 @@
             this.buttonOrderReady = new System.Windows.Forms.Button();
             this.buttonIssuedOrder = new System.Windows.Forms.Button();
             this.buttonRef = new System.Windows.Forms.Button();
+            this.продажаToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
             this.menuStrip1.SuspendLayout();
             ((System.ComponentModel.ISupportInitialize)(this.dataGridView)).BeginInit();
             this.SuspendLayout();
@@ -71,28 +72,29 @@
             // ingridientsToolStripMenuItem
             // 
             this.ingridientsToolStripMenuItem.Name = "ingridientsToolStripMenuItem";
-            this.ingridientsToolStripMenuItem.Size = new System.Drawing.Size(180, 22);
+            this.ingridientsToolStripMenuItem.Size = new System.Drawing.Size(148, 22);
             this.ingridientsToolStripMenuItem.Text = "Ингредиенты";
             this.ingridientsToolStripMenuItem.Click += new System.EventHandler(this.IngridentsToolStripMenuItem_Click);
             // 
             // pizzasToolStripMenuItem
             // 
             this.pizzasToolStripMenuItem.Name = "pizzasToolStripMenuItem";
-            this.pizzasToolStripMenuItem.Size = new System.Drawing.Size(180, 22);
+            this.pizzasToolStripMenuItem.Size = new System.Drawing.Size(148, 22);
             this.pizzasToolStripMenuItem.Text = "Пиццы";
             this.pizzasToolStripMenuItem.Click += new System.EventHandler(this.PizzasToolStripMenuItem_Click);
             // 
             // shopsToolStripMenuItem
             // 
             this.shopsToolStripMenuItem.Name = "shopsToolStripMenuItem";
-            this.shopsToolStripMenuItem.Size = new System.Drawing.Size(180, 22);
+            this.shopsToolStripMenuItem.Size = new System.Drawing.Size(148, 22);
             this.shopsToolStripMenuItem.Text = "Магазины";
             this.shopsToolStripMenuItem.Click += new System.EventHandler(this.shopsToolStripMenuItem_Click);
             // 
             // operationToolStripMenuItem
             // 
             this.operationToolStripMenuItem.DropDownItems.AddRange(new System.Windows.Forms.ToolStripItem[] {
-            this.transactionToolStripMenuItem});
+            this.transactionToolStripMenuItem,
+            this.продажаToolStripMenuItem});
             this.operationToolStripMenuItem.Name = "operationToolStripMenuItem";
             this.operationToolStripMenuItem.Size = new System.Drawing.Size(75, 20);
             this.operationToolStripMenuItem.Text = "Операции";
@@ -173,6 +175,13 @@
             this.buttonRef.UseVisualStyleBackColor = true;
             this.buttonRef.Click += new System.EventHandler(this.ButtonRef_Click);
             // 
+            // продажаToolStripMenuItem
+            // 
+            this.продажаToolStripMenuItem.Name = "продажаToolStripMenuItem";
+            this.продажаToolStripMenuItem.Size = new System.Drawing.Size(180, 22);
+            this.продажаToolStripMenuItem.Text = "Продажа";
+            this.продажаToolStripMenuItem.Click += new System.EventHandler(this.SellToolStripMenuItem_Click);
+            // 
             // FormMain
             // 
             this.AutoScaleDimensions = new System.Drawing.SizeF(7F, 15F);
@@ -213,5 +222,6 @@
         private ToolStripMenuItem shopsToolStripMenuItem;
         private ToolStripMenuItem operationToolStripMenuItem;
         private ToolStripMenuItem transactionToolStripMenuItem;
+        private ToolStripMenuItem продажаToolStripMenuItem;
     }
 }

Pizzeria/Pizzeria/FormMain.cs

@@ -162,5 +162,14 @@ namespace PizzeriaView
                 form.ShowDialog();
             }
         }
+
+        private void SellToolStripMenuItem_Click(object sender, EventArgs e)
+        {
+            var service = Program.ServiceProvider?.GetService(typeof(FormSellPizza));
+            if (service is FormSellPizza form)
+            {
+                form.ShowDialog();
+            }
+        }
     }
 }

Pizzeria/Pizzeria/FormSellPizza.Designer.cs

@@ -0,0 +1,120 @@
+namespace PizzeriaView
+{
+    partial class FormSellPizza
+    {
+        /// <summary>
+        /// Required designer variable.
+        /// </summary>
+        private System.ComponentModel.IContainer components = null;
+
+        /// <summary>
+        /// Clean up any resources being used.
+        /// </summary>
+        /// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
+        protected override void Dispose(bool disposing)
+        {
+            if (disposing && (components != null))
+            {
+                components.Dispose();
+            }
+            base.Dispose(disposing);
+        }
+
+        #region Windows Form Designer generated code
+
+        /// <summary>
+        /// Required method for Designer support - do not modify
+        /// the contents of this method with the code editor.
+        /// </summary>
+        private void InitializeComponent()
+        {
+            this.labelPizza = new System.Windows.Forms.Label();
+            this.comboBoxPizza = new System.Windows.Forms.ComboBox();
+            this.labelCount = new System.Windows.Forms.Label();
+            this.textBoxCount = new System.Windows.Forms.TextBox();
+            this.buttonSell = new System.Windows.Forms.Button();
+            this.buttonCancel = new System.Windows.Forms.Button();
+            this.SuspendLayout();
+            // 
+            // labelPizza
+            // 
+            this.labelPizza.AutoSize = true;
+            this.labelPizza.Location = new System.Drawing.Point(12, 14);
+            this.labelPizza.Name = "labelPizza";
+            this.labelPizza.Size = new System.Drawing.Size(75, 20);
+            this.labelPizza.TabIndex = 0;
+            this.labelPizza.Text = "Пицца: ";
+            // 
+            // comboBoxPizza
+            // 
+            this.comboBoxPizza.FormattingEnabled = true;
+            this.comboBoxPizza.Location = new System.Drawing.Point(115, 11);
+            this.comboBoxPizza.Name = "comboBoxPizza";
+            this.comboBoxPizza.Size = new System.Drawing.Size(239, 28);
+            this.comboBoxPizza.TabIndex = 1;
+            // 
+            // labelCount
+            // 
+            this.labelCount.AutoSize = true;
+            this.labelCount.Location = new System.Drawing.Point(12, 55);
+            this.labelCount.Name = "labelCount";
+            this.labelCount.Size = new System.Drawing.Size(97, 20);
+            this.labelCount.TabIndex = 2;
+            this.labelCount.Text = "Количество: ";
+            // 
+            // textBoxCount
+            // 
+            this.textBoxCount.Location = new System.Drawing.Point(115, 52);
+            this.textBoxCount.Name = "textBoxCount";
+            this.textBoxCount.Size = new System.Drawing.Size(239, 27);
+            this.textBoxCount.TabIndex = 3;
+            // 
+            // buttonSell
+            // 
+            this.buttonSell.Location = new System.Drawing.Point(128, 99);
+            this.buttonSell.Name = "buttonSell";
+            this.buttonSell.Size = new System.Drawing.Size(94, 29);
+            this.buttonSell.TabIndex = 4;
+            this.buttonSell.Text = "Продать";
+            this.buttonSell.UseVisualStyleBackColor = true;
+            this.buttonSell.Click += new System.EventHandler(this.ButtonSell_Click);
+            // 
+            // buttonCancel
+            // 
+            this.buttonCancel.Location = new System.Drawing.Point(242, 99);
+            this.buttonCancel.Name = "buttonCancel";
+            this.buttonCancel.Size = new System.Drawing.Size(94, 29);
+            this.buttonCancel.TabIndex = 5;
+            this.buttonCancel.Text = "Отмена";
+            this.buttonCancel.UseVisualStyleBackColor = true;
+            this.buttonCancel.Click += new System.EventHandler(this.ButtonCancel_Click);
+            // 
+            // FormSellPizza
+            // 
+            this.AutoScaleDimensions = new System.Drawing.SizeF(8F, 20F);
+            this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
+            this.ClientSize = new System.Drawing.Size(366, 140);
+            this.Controls.Add(this.buttonCancel);
+            this.Controls.Add(this.buttonSell);
+            this.Controls.Add(this.textBoxCount);
+            this.Controls.Add(this.labelCount);
+            this.Controls.Add(this.comboBoxPizza);
+            this.Controls.Add(this.labelPizza);
+            this.Name = "FormSellPizza";
+            this.Text = "Продажа пиццы";
+            this.Load += new System.EventHandler(this.FormSellingPizza_Load);
+            this.ResumeLayout(false);
+            this.PerformLayout();
+
+        }
+
+        #endregion
+
+        private Label labelPizza;
+        private ComboBox comboBoxPizza;
+        private Label labelCount;
+        private TextBox textBoxCount;
+        private Button buttonSell;
+        private Button buttonCancel;
+    }
+}

Pizzeria/Pizzeria/FormSellPizza.cs

@@ -0,0 +1,83 @@
+using Microsoft.Extensions.Logging;
+using PizzeriaContracts.BusinessLogicsContracts;
+using PizzeriaContracts.SearchModels;
+using PizzeriaContracts.StoragesContracts;
+using PizzeriaContracts.ViewModels;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Data;
+using System.Drawing;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Forms;
+
+namespace PizzeriaView
+{
+    public partial class FormSellPizza : Form
+    {
+        private readonly ILogger _logger;
+        private readonly IPizzaLogic _logicP;
+        private readonly IShopLogic _logicS;
+        private List<PizzaViewModel> _pizzaList = new List<PizzaViewModel>();
+        public FormSellPizza(ILogger<FormSellPizza> logger, IPizzaLogic logicP, IShopLogic logicS)
+        {
+            InitializeComponent();
+            _logger = logger;
+            _logicP = logicP;
+            _logicS = logicS;
+        }
+        private void FormSellingPizza_Load(object sender, EventArgs e)
+        {
+            _pizzaList = _logicP.ReadList(null);
+            if (_pizzaList != null)
+            {
+                comboBoxPizza.DisplayMember = "PizzaName";
+                comboBoxPizza.ValueMember = "Id";
+                comboBoxPizza.DataSource = _pizzaList;
+                comboBoxPizza.SelectedItem = null;
+                _logger.LogInformation("Загрузка пиццы для продажи");
+            }
+        }
+        private void ButtonSell_Click(object sender, EventArgs e)
+        {
+            if (comboBoxPizza.SelectedValue == null)
+            {
+                MessageBox.Show("Выберите пиццу", "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                return;
+            }
+            _logger.LogInformation("Создание покупки");
+            try
+            {
+                bool resout = _logicS.Sale(new SupplySearchModel
+                {
+                    PizzaId = Convert.ToInt32(comboBoxPizza.SelectedValue),
+                    Count = Convert.ToInt32(textBoxCount.Text)
+                });
+                if (resout)
+                {
+                    _logger.LogInformation("Проверка пройдена, продажа  проведена");
+                    MessageBox.Show("Продажа проведена", "Результат", MessageBoxButtons.OK, MessageBoxIcon.Information);
+                    DialogResult = DialogResult.OK;
+                    Close();
+                }
+                else {
+                    _logger.LogInformation("Проверка не пройдена");
+                    MessageBox.Show("Продажа не может быть создана.", "Результат", MessageBoxButtons.OK, MessageBoxIcon.Warning);
+                }
+            }
+            catch(Exception ex)
+            {
+                _logger.LogError(ex, "Ошибка создания покупки");
+                MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+            }
+
+        }
+        private void ButtonCancel_Click(object sender, EventArgs e)
+        {
+            DialogResult = DialogResult.Cancel;
+            Close();
+        }
+    }
+}

Pizzeria/Pizzeria/FormSellPizza.resx

@@ -0,0 +1,60 @@
+<root>
+  <xsd:schema id="root" xmlns="" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:msdata="urn:schemas-microsoft-com:xml-msdata">
+    <xsd:import namespace="http://www.w3.org/XML/1998/namespace" />
+    <xsd:element name="root" msdata:IsDataSet="true">
+      <xsd:complexType>
+        <xsd:choice maxOccurs="unbounded">
+          <xsd:element name="metadata">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" />
+              </xsd:sequence>
+              <xsd:attribute name="name" use="required" type="xsd:string" />
+              <xsd:attribute name="type" type="xsd:string" />
+              <xsd:attribute name="mimetype" type="xsd:string" />
+              <xsd:attribute ref="xml:space" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="assembly">
+            <xsd:complexType>
+              <xsd:attribute name="alias" type="xsd:string" />
+              <xsd:attribute name="name" type="xsd:string" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="data">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" msdata:Ordinal="1" />
+                <xsd:element name="comment" type="xsd:string" minOccurs="0" msdata:Ordinal="2" />
+              </xsd:sequence>
+              <xsd:attribute name="name" type="xsd:string" use="required" msdata:Ordinal="1" />
+              <xsd:attribute name="type" type="xsd:string" msdata:Ordinal="3" />
+              <xsd:attribute name="mimetype" type="xsd:string" msdata:Ordinal="4" />
+              <xsd:attribute ref="xml:space" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="resheader">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" msdata:Ordinal="1" />
+              </xsd:sequence>
+              <xsd:attribute name="name" type="xsd:string" use="required" />
+            </xsd:complexType>
+          </xsd:element>
+        </xsd:choice>
+      </xsd:complexType>
+    </xsd:element>
+  </xsd:schema>
+  <resheader name="resmimetype">
+    <value>text/microsoft-resx</value>
+  </resheader>
+  <resheader name="version">
+    <value>2.0</value>
+  </resheader>
+  <resheader name="reader">
+    <value>System.Resources.ResXResourceReader, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </resheader>
+  <resheader name="writer">
+    <value>System.Resources.ResXResourceWriter, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </resheader>
+</root>

Pizzeria/Pizzeria/FormShop.Designer.cs

@@ -40,7 +40,10 @@
             this.Count = new System.Windows.Forms.DataGridViewTextBoxColumn();
             this.label1 = new System.Windows.Forms.Label();
             this.dateTimeOpen = new System.Windows.Forms.DateTimePicker();
+            this.label2 = new System.Windows.Forms.Label();
+            this.numericUpPizzaMaxCount = new System.Windows.Forms.NumericUpDown();
             ((System.ComponentModel.ISupportInitialize)(this.dataGridView)).BeginInit();
+            ((System.ComponentModel.ISupportInitialize)(this.numericUpPizzaMaxCount)).BeginInit();
             this.SuspendLayout();
             // 
             // labelName
@@ -105,13 +108,13 @@
             this.id,
             this.PizzaName,
             this.Count});
-            this.dataGridView.Location = new System.Drawing.Point(12, 144);
+            this.dataGridView.Location = new System.Drawing.Point(12, 185);
             this.dataGridView.Name = "dataGridView";
             this.dataGridView.ReadOnly = true;
             this.dataGridView.RowHeadersBorderStyle = System.Windows.Forms.DataGridViewHeaderBorderStyle.None;
             this.dataGridView.RowHeadersWidthSizeMode = System.Windows.Forms.DataGridViewRowHeadersWidthSizeMode.AutoSizeToDisplayedHeaders;
             this.dataGridView.RowTemplate.Height = 29;
-            this.dataGridView.Size = new System.Drawing.Size(569, 307);
+            this.dataGridView.Size = new System.Drawing.Size(569, 266);
             this.dataGridView.TabIndex = 7;
             // 
             // id
@@ -152,11 +155,34 @@
             this.dateTimeOpen.Size = new System.Drawing.Size(401, 27);
             this.dateTimeOpen.TabIndex = 9;
             // 
+            // label2
+            // 
+            this.label2.AutoSize = true;
+            this.label2.Location = new System.Drawing.Point(12, 148);
+            this.label2.Name = "label2";
+            this.label2.Size = new System.Drawing.Size(100, 20);
+            this.label2.TabIndex = 10;
+            this.label2.Text = "Вместимость";
+            // 
+            // numericUpPizzaMaxCount
+            // 
+            this.numericUpPizzaMaxCount.Location = new System.Drawing.Point(128, 146);
+            this.numericUpPizzaMaxCount.Maximum = new decimal(new int[] {
+            10000,
+            0,
+            0,
+            0});
+            this.numericUpPizzaMaxCount.Name = "numericUpPizzaMaxCount";
+            this.numericUpPizzaMaxCount.Size = new System.Drawing.Size(401, 27);
+            this.numericUpPizzaMaxCount.TabIndex = 11;
+            // 
             // FormShop
             // 
             this.AutoScaleDimensions = new System.Drawing.SizeF(8F, 20F);
             this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
             this.ClientSize = new System.Drawing.Size(593, 513);
+            this.Controls.Add(this.numericUpPizzaMaxCount);
+            this.Controls.Add(this.label2);
             this.Controls.Add(this.dateTimeOpen);
             this.Controls.Add(this.label1);
             this.Controls.Add(this.dataGridView);
@@ -170,6 +196,7 @@
             this.Text = "Магазин";
             this.Load += new System.EventHandler(this.FormShop_Load);
             ((System.ComponentModel.ISupportInitialize)(this.dataGridView)).EndInit();
+            ((System.ComponentModel.ISupportInitialize)(this.numericUpPizzaMaxCount)).EndInit();
             this.ResumeLayout(false);
             this.PerformLayout();
 
@@ -189,5 +216,7 @@
         private DataGridViewTextBoxColumn Count;
         private Label label1;
         private DateTimePicker dateTimeOpen;
+        private Label label2;
+        private NumericUpDown numericUpPizzaMaxCount;
     }
 }

Pizzeria/Pizzeria/FormShop.cs

@@ -46,6 +46,7 @@ namespace PizzeriaView
                         textBoxName.Text = view.ShopName;
                         textBoxAdress.Text = view.Adress;
                         dateTimeOpen.Value = view.OpeningDate;
+                        numericUpPizzaMaxCount.Value = view.PizzaMaxCount;
                         _ShopPizzas = view.ShopPizzas ?? new Dictionary<int, (IPizzaModel, int)>();
                         LoadData();
                     }
@@ -99,7 +100,8 @@ namespace PizzeriaView
                     Id = _id ?? 0,
                     ShopName = textBoxName.Text,
                     Adress = textBoxAdress.Text,
-                    OpeningDate = dateTimeOpen.Value
+                    OpeningDate = dateTimeOpen.Value,
+                    PizzaMaxCount = (int) numericUpPizzaMaxCount.Value
                 };
                 var operationResult = _id.HasValue ? _logic.Update(model) : _logic.Create(model);
                 if (!operationResult)

Pizzeria/Pizzeria/FormShop.resx

@@ -66,4 +66,13 @@
   <metadata name="Count.UserAddedColumn" type="System.Boolean, mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089">
     <value>True</value>
   </metadata>
+  <metadata name="id.UserAddedColumn" type="System.Boolean, mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089">
+    <value>True</value>
+  </metadata>
+  <metadata name="PizzaName.UserAddedColumn" type="System.Boolean, mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089">
+    <value>True</value>
+  </metadata>
+  <metadata name="Count.UserAddedColumn" type="System.Boolean, mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089">
+    <value>True</value>
+  </metadata>
 </root>

Pizzeria/Pizzeria/PizzeriaView.csproj

@@ -17,6 +17,7 @@
     <ProjectReference Include="..\PizzeriaDataModels\PizzeriaDataModels.csproj" />
     <ProjectReference Include="..\PizzeriaBusinessLogic\PizzeriaBusinessLogic.csproj" />
     <ProjectReference Include="..\PizzeriaContracts\PizzeriaContracts.csproj" />
+    <ProjectReference Include="..\PizzeriaFileImplement\PizzeriaFileImplement.csproj" />
     <ProjectReference Include="..\PizzeriaListImplement\PizzeriaListImplement.csproj" />
     <ProjectReference Include="..\PizzeriaContracts\PizzeriaContracts.csproj" />
   </ItemGroup>

Pizzeria/Pizzeria/Program.cs

@@ -4,7 +4,7 @@ using NLog.Extensions.Logging;
 using PizzeriaBusinessLogic.BusinessLogics;
 using PizzeriaContracts.BusinessLogicsContracts;
 using PizzeriaContracts.StoragesContracts;
-using PizzeriaListImplement.Implements;
+using PizzeriaFileImplement.Implements;
 using PizzeriaView;
 using System;
 using System.Drawing;
@@ -56,6 +56,7 @@ namespace Pizzeria
             services.AddTransient<FormShop>();
             services.AddTransient<FormShops>();
             services.AddTransient<FormCreateSupply>();
+            services.AddTransient<FormSellPizza>();
         }
     }
 }

Pizzeria/PizzeriaBusinessLogic/BusinessLogics/OrderLogic.cs

@@ -12,10 +12,12 @@ namespace PizzeriatBusinessLogic.BusinessLogics
     {
         private readonly ILogger _logger;
         private readonly IOrderStorage _orderStorage;
-        public OrderLogic(ILogger<OrderLogic> logger, IOrderStorage orderStorage)
+        private readonly IShopStorage _shopStorage;
+        public OrderLogic(ILogger<OrderLogic> logger, IOrderStorage orderStorage, IShopStorage shopStorage)
         {
             _logger = logger;
             _orderStorage = orderStorage;
+            _shopStorage = shopStorage;
         }
         public List<OrderViewModel>? ReadList(OrderSearchModel? model)
         {
@@ -52,6 +54,23 @@ namespace PizzeriatBusinessLogic.BusinessLogics
         }
         public bool DeliveryOrder(OrderBindingModel model)
         {
+            var order = _orderStorage.GetElement(new OrderSearchModel
+            {
+                Id = model.Id,
+            });
+            if (order == null)
+            {
+                throw new ArgumentNullException(nameof(order));
+            }
+            if (!_shopStorage.RestockingShops(new SupplyBindingModel
+            {
+                PizzaId = order.PizzaId,
+                Count = order.Count
+            }))
+            {
+                throw new ArgumentException("Недостаточно места");
+            }
+
             return ChangeStatus(model, OrderStatus.Выдан);
         }
         private void CheckModel(OrderBindingModel model, bool withParams = true)

Pizzeria/PizzeriaBusinessLogic/BusinessLogics/ShopLogic.cs

@@ -148,5 +148,21 @@ namespace PizzeriaBusinessLogic.BusinessLogics
                 throw new InvalidOperationException("Магазин с таким названием уже есть");
             }
         }
+
+        public bool Sale(SupplySearchModel model)
+        {
+            if (!model.PizzaId.HasValue || !model.Count.HasValue)
+            {
+                return false;
+            }
+            _logger.LogInformation("Check pizza count in all shops");
+            if (_shopStorage.Sale(model))
+            {
+                _logger.LogInformation("Selling sucsess");
+                return true;
+            }
+            _logger.LogInformation("Selling failed");
+            return false;
+        }
     }
 }

Pizzeria/PizzeriaContracts/BindingModels/ShopBindingModel.cs

@@ -14,5 +14,6 @@ namespace PizzeriaContracts.BindingModels
         public string Adress { get; set; } = string.Empty;
         public DateTime OpeningDate { get; set; } = DateTime.Now;
         public Dictionary<int, (IPizzaModel, int)> ShopPizzas { get; set; } = new();
+        public int PizzaMaxCount { get; set; }
     }
 }

Pizzeria/PizzeriaContracts/BusinessLogicsContracts/IShopLogic.cs

@@ -17,5 +17,6 @@ namespace PizzeriaContracts.BusinessLogicsContracts
         bool Update(ShopBindingModel model);
         bool Delete(ShopBindingModel model);
         bool MakeSupply(SupplyBindingModel model);
+        bool Sale(SupplySearchModel model);
     }
 }

Pizzeria/PizzeriaContracts/SearchModels/SupplySearchModel.cs

@@ -0,0 +1,14 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace PizzeriaContracts.SearchModels
+{
+    public class SupplySearchModel
+    {
+        public int? PizzaId { get; set; }
+        public int? Count { get; set; }
+    }
+}

Pizzeria/PizzeriaContracts/StoragesContracts/IShopStorage.cs

@@ -17,5 +17,7 @@ namespace PizzeriaContracts.StoragesContracts
         ShopViewModel? Insert(ShopBindingModel model);
         ShopViewModel? Update(ShopBindingModel model);
         ShopViewModel? Delete(ShopBindingModel model);
+        bool Sale(SupplySearchModel model);
+        bool RestockingShops(SupplyBindingModel model);
     }
 }

Pizzeria/PizzeriaContracts/ViewModels/ShopViewModel.cs

@@ -18,5 +18,7 @@ namespace PizzeriaContracts.ViewModels
         [DisplayName("Дата открытия")]
         public DateTime OpeningDate { get; set; }
         public Dictionary<int, (IPizzaModel, int)> ShopPizzas { get; set; } = new();
+        [DisplayName("Вместимость")]
+        public int PizzaMaxCount { get; set; }
     }
 }

Pizzeria/PizzeriaDataModels/Models/IShopModel.cs

@@ -14,5 +14,6 @@ namespace PizzeriaDataModels.Models
         string Adress { get; }
         DateTime OpeningDate { get; }
         Dictionary<int, (IPizzaModel, int)> ShopPizzas { get; }
+        public int PizzaMaxCount { get; }
     }
 }

Pizzeria/PizzeriaDatabaseImplement/Models/Shop.cs

@@ -0,0 +1,118 @@
+using PizzeriaContracts.BindingModels;
+using PizzeriaContracts.ViewModels;
+using PizzeriaDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations.Schema;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace PizzeriaDatabaseImplement.Models
+{
+    public class Shop : IShopModel
+    {
+        public int Id { get; set; }
+        public string ShopName { get; set; } = String.Empty;
+
+        public string Adress { get; set; } = String.Empty;
+
+        public DateTime OpeningDate { get; set; }
+
+        private Dictionary<int, (IPizzaModel, int)>? _shopPizzas = null;
+        public Dictionary<int, (IPizzaModel, int)> ShopPizzas
+        {
+            get
+            {
+                if (_shopPizzas == null) {
+                    if (_shopPizzas == null)
+                    {
+                        _shopPizzas = Pizzas
+                                .ToDictionary(recSP => recSP.PizzaId, recSP => (recSP.Pizza as IPizzaModel, recSP.Count));
+                    }
+                    return _shopPizzas;
+                }
+                return _shopPizzas;
+            }
+        }
+
+        [ForeignKey("ShopId")]
+        public List<ShopPizzas> Pizzas { get; set; } = new();
+
+        public static Shop Create(PizzeriaDatabase context, ShopBindingModel model)
+        {
+            return new Shop()
+            {
+                Id = model.Id,
+                ShopName = model.ShopName,
+                Adress = model.Adress,
+                OpeningDate = model.OpeningDate,
+                Pizzas = model.ShopPizzas.Select(x => new ShopPizzas
+                {
+                    Pizza = context.Pizzas.First(y => y.Id == x.Key),
+                    Count = x.Value.Item2
+                }).ToList(),
+                Piz = model.ReinforcedMaxCount
+            };
+        }
+
+        public void Update(ShopBindingModel model)
+        {
+            ShopName = model.ShopName;
+            Adress = model.Adress;
+            OpeningDate = model.OpeningDate;
+            ReinforcedMaxCount = model.ReinforcedMaxCount;
+        }
+
+        public ShopViewModel GetViewModel => new()
+        {
+            Id = Id,
+            ShopName = ShopName,
+            Adress = Adress,
+            OpeningDate = OpeningDate,
+            ShopReinforcedes = ShopReinforcedes,
+            ReinforcedMaxCount = ReinforcedMaxCount
+        };
+
+        public void UpdateReinforcedes(PrecastConcretePlantDatabase context, ShopBindingModel model)
+        {
+            var ShopReinforcedes = context.ShopReinforcedes.Where(rec => rec.ShopId == model.Id).ToList();
+            if (ShopReinforcedes != null && ShopReinforcedes.Count > 0)
+            {
+                // удалили те, которых нет в модели
+                context.ShopReinforcedes.RemoveRange(ShopReinforcedes.Where(rec => !model.ShopReinforcedes.ContainsKey(rec.ReinforcedId)));
+                context.SaveChanges();
+                ShopReinforcedes = context.ShopReinforcedes.Where(rec => rec.ShopId == model.Id).ToList();
+                // обновили количество у существующих записей
+                foreach (var updateReinforced in ShopReinforcedes)
+                {
+                    updateReinforced.Count = model.ShopReinforcedes[updateReinforced.ReinforcedId].Item2;
+                    model.ShopReinforcedes.Remove(updateReinforced.ReinforcedId);
+                }
+                context.SaveChanges();
+            }
+            var shop = context.Shops.First(x => x.Id == Id);
+            foreach (var ar in model.ShopReinforcedes)
+            {
+                context.ShopReinforcedes.Add(new ShopReinforced
+                {
+                    Shop = shop,
+                    Reinforced = context.Reinforceds.First(x => x.Id == ar.Key),
+                    Count = ar.Value.Item2
+                });
+                context.SaveChanges();
+            }
+            _shopReinforcedes = null;
+        }
+
+        public void ReinforcedDictionatyUpdate(PrecastConcretePlantDatabase context)
+        {
+            UpdateReinforcedes(context, new ShopBindingModel
+            {
+                Id = Id,
+                ShopReinforcedes = ShopReinforcedes,
+            });
+        }
+
+    }
+}

Pizzeria/PizzeriaDatabaseImplement/Models/ShopPizzas.cs

@@ -0,0 +1,27 @@
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace PizzeriaDatabaseImplement.Models
+{
+    public class ShopPizzas
+    {
+        public int Id { get; set; }
+
+        [Required]
+        public int PizzaId { get; set; }
+
+        [Required]
+        public int ShopId { get; set; }
+
+        [Required]
+        public int Count { get; set; }
+
+        public virtual Shop Shop { get; set; } = new();
+
+        public virtual Pizza Pizza { get; set; } = new();
+    }
+}

Pizzeria/PizzeriaFileImplement/DataFileSingleton.cs

@@ -0,0 +1,55 @@
+using PizzeriaFileImplement.Models;
+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";
+        private readonly string ShopFileName = "Shop.xml";
+        public List<Component> Components { get; private set; }
+        public List<Order> Orders { get; private set; }
+        public List<Pizza> Pizzas { get; private set; }
+        public List<Shop> Shops { get; private set; }
+
+        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);
+
+        public void SaveShops() => SaveData(Shops, ShopFileName, "Shops", x => x.GetXElement);
+        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)!)!;
+            Shops = LoadData(ShopFileName, "Shop", x => Shop.Create(x)!)!; 
+        }
+        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/PizzeriaFileImplement/Implements/ComponentStorage.cs

@@ -0,0 +1,74 @@
+using PizzeriaContracts.BindingModels;
+using PizzeriaContracts.SearchModels;
+using PizzeriaContracts.StoragesContracts;
+using PizzeriaContracts.ViewModels;
+using PizzeriaFileImplement.Models;
+
+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/PizzeriaFileImplement/Implements/OrderStorage.cs

@@ -0,0 +1,84 @@
+using PizzeriaContracts.BindingModels;
+using PizzeriaContracts.SearchModels;
+using PizzeriaContracts.StoragesContracts;
+using PizzeriaContracts.ViewModels;
+using PizzeriaFileImplement.Models;
+
+namespace PizzeriaFileImplement.Implements
+{
+    public class OrderStorage : IOrderStorage
+    {
+        private readonly DataFileSingleton source;
+        public OrderStorage()
+        {
+            source = DataFileSingleton.GetInstance();
+        }
+        public List<OrderViewModel> GetFullList() => source.Orders.Select(x => AttachPizzaName(x.GetViewModel)).ToList();
+        public List<OrderViewModel> GetFilteredList(OrderSearchModel model)
+        {
+            if (!model.Id.HasValue)
+            {
+                return new();
+            }
+            return source.Orders.Where(x => x.Id == model.Id)
+                                .Select(x => AttachPizzaName(x.GetViewModel))
+                                .ToList();
+        }
+        public OrderViewModel? GetElement(OrderSearchModel model)
+        {
+            if (!model.Id.HasValue)
+            {
+                return new();
+            }
+            return AttachPizzaName(source.Orders.FirstOrDefault(x => x.Id == model.Id)?.GetViewModel);
+        }
+        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 AttachPizzaName(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 AttachPizzaName(order.GetViewModel);
+        }
+        public OrderViewModel? Delete(OrderBindingModel model)
+        {
+            var order = source.Orders.FirstOrDefault(x => x.Id == model.Id);
+            if (order != null)
+            {
+                source.Orders.Remove(order);
+                source.SaveOrders();
+                return AttachPizzaName(order.GetViewModel);
+            }
+            return null;
+        }
+        private OrderViewModel? AttachPizzaName(OrderViewModel? model)
+        {
+            if (model == null)
+            {
+                return null;
+            }
+            var pizza = source.Pizzas.FirstOrDefault(x => x.Id == model.PizzaId);
+            if (pizza != null)
+            {
+                model.PizzaName = pizza.PizzaName;
+            }
+            return model;
+        }
+    }
+   
+}

Pizzeria/PizzeriaFileImplement/Implements/PizzaStorage.cs

@@ -0,0 +1,74 @@
+using PizzeriaContracts.BindingModels;
+using PizzeriaContracts.SearchModels;
+using PizzeriaContracts.StoragesContracts;
+using PizzeriaContracts.ViewModels;
+using PizzeriaFileImplement.Models;
+
+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 Pizza = source.Pizzas.FirstOrDefault(x => x.Id == model.Id);
+            if (Pizza != null)
+            {
+                source.Pizzas.Remove(Pizza);
+                source.SavePizzas();
+                return Pizza.GetViewModel;
+            }
+            return null;
+        }
+    }
+}

Pizzeria/PizzeriaFileImplement/Implements/ShopStorage.cs

@@ -0,0 +1,144 @@
+using PizzeriaContracts.BindingModels;
+using PizzeriaContracts.SearchModels;
+using PizzeriaContracts.StoragesContracts;
+using PizzeriaContracts.ViewModels;
+using PizzeriaFileImplement.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace PizzeriaFileImplement.Implements
+{
+    public class ShopStorage : IShopStorage
+    {
+        private readonly DataFileSingleton source;
+        public ShopStorage()
+        {
+            source = DataFileSingleton.GetInstance();
+        }
+        public List<ShopViewModel> GetFullList()
+        {
+            return source.Shops.Select(x=>x.GetViewModel).ToList();
+        }
+        public List<ShopViewModel> GetFilteredList(ShopSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.ShopName))
+            {
+                return new();
+            }
+            return source.Shops.Where(x=>x.ShopName.Contains(model.ShopName)).Select(x=>x.GetViewModel).ToList();
+        }
+        public ShopViewModel? GetElement(ShopSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.ShopName) && !model.Id.HasValue)
+            {
+                return null;
+            }
+            return source.Shops.FirstOrDefault(x =>
+            (!string.IsNullOrEmpty(model.ShopName) && x.ShopName == model.ShopName) ||
+            (model.Id.HasValue && x.Id == model.Id))?.GetViewModel;
+        }
+        public ShopViewModel? Insert(ShopBindingModel model)
+        {
+            model.Id = source.Shops.Count > 0 ? source.Shops.Max(x => x.Id) + 1 : 1;
+            var newShop = Shop.Create(model);
+            if (newShop == null)
+            {
+                return null;
+            }
+            source.Shops.Add(newShop);
+            source.SaveShops();
+            return newShop.GetViewModel;
+        }
+        public ShopViewModel? Update(ShopBindingModel model)
+        {
+            var shop = source.Shops.FirstOrDefault(x=>x.Id == model.Id);
+            if(shop == null)
+            {
+                return null;
+            }
+            shop.Update(model);
+            source.SaveShops();
+            return shop.GetViewModel;
+        }
+        public ShopViewModel? Delete(ShopBindingModel model)
+        {
+            var shop = source.Shops.FirstOrDefault(x => x.Id == model.Id);
+            if(shop != null)
+            {
+                source.Shops.Remove(shop);
+                source.SaveShops();
+                return shop.GetViewModel;
+            }
+            return null;
+        }
+        public bool Sale(SupplySearchModel model) {
+            if (model == null || !model.PizzaId.HasValue || !model.Count.HasValue) 
+                return false;
+            int remainingSpace = source.Shops.Select(x => x.Pizzas.ContainsKey(model.PizzaId.Value) ? x.Pizzas[model.PizzaId.Value] : 0).Sum();
+            if(remainingSpace < model.Count)
+            {
+                return false;
+            }
+            var shops = source.Shops.Where(x => x.Pizzas.ContainsKey(model.PizzaId.Value)).OrderByDescending(x => x.Pizzas[model.PizzaId.Value]).ToList();
+            foreach (var shop in shops)
+            {
+                int residue = model.Count.Value - shop.Pizzas[model.PizzaId.Value];
+                if (residue > 0)
+                {
+                    shop.Pizzas.Remove(model.PizzaId.Value);
+                    shop.PizzasUpdate();
+                    model.Count = residue;
+                }
+                else
+                {
+                    if (residue == 0)
+                    {
+                        shop.Pizzas.Remove(model.PizzaId.Value);
+                    }
+                    else
+                    {
+                        shop.Pizzas[model.PizzaId.Value] = -residue;
+                    }
+                    shop.PizzasUpdate();
+                    source.SaveShops();
+                    return true;
+                }
+            }
+            source.SaveShops();
+            return false;
+        }
+        public bool RestockingShops(SupplyBindingModel model)
+        {
+            if (model==null || source.Shops.Select(x => x.PizzaMaxCount - x.ShopPizzas.Select(y => y.Value.Item2).Sum()).Sum() < model.Count)
+            {
+                return false;
+            }
+            foreach (Shop shop in source.Shops)
+            {
+                int free_places = shop.PizzaMaxCount - shop.ShopPizzas.Select(x => x.Value.Item2).Sum();
+                if (free_places <= 0)
+                    continue;
+                free_places = Math.Min(free_places, model.Count);
+                model.Count -= free_places;
+                if (shop.Pizzas.ContainsKey(model.PizzaId))
+                {
+                    shop.Pizzas[model.PizzaId] += free_places;
+                }
+                else
+                {
+                    shop.Pizzas.Add(model.PizzaId, free_places);
+                }
+                shop.PizzasUpdate();
+                if (model.Count == 0)
+                {
+                    source.SaveShops();
+                    return true;
+                }
+            }
+            return false;
+        }
+    }
+}

Pizzeria/PizzeriaFileImplement/Models/Component.cs

@@ -0,0 +1,59 @@
+using PizzeriaContracts.BindingModels;
+using PizzeriaContracts.ViewModels;
+using PizzeriaDataModels.Models;
+using System.Xml.Linq;
+
+namespace PizzeriaFileImplement.Models
+{
+    public class Component : IComponentModel
+    {
+        public int Id { get; private set; }
+        public string ComponentName { get; private set; } = string.Empty;
+        public double Cost { get; set; }
+        public static Component? Create(ComponentBindingModel model)
+        {
+            if (model == null)
+            {
+                return null;
+            }
+            return new Component()
+            {
+                Id = model.Id,
+                ComponentName = model.ComponentName,
+                Cost = model.Cost
+            };
+        }
+        public static Component? Create(XElement element)
+        {
+            if (element == null)
+            {
+                return null;
+            }
+            return new Component()
+            {
+                Id = Convert.ToInt32(element.Attribute("Id")!.Value),
+                ComponentName = element.Element("ComponentName")!.Value,
+                Cost = Convert.ToDouble(element.Element("Cost")!.Value)
+            };
+        }
+        public void Update(ComponentBindingModel model)
+        {
+            if (model == null)
+            {
+                return;
+            }
+            ComponentName = model.ComponentName;
+            Cost = model.Cost;
+        }
+        public ComponentViewModel GetViewModel => new()
+        {
+            Id = Id,
+            ComponentName = ComponentName,
+            Cost = Cost
+        };
+        public XElement GetXElement => new("Component",
+                    new XAttribute("Id", Id),
+                    new XElement("ComponentName", ComponentName),
+                    new XElement("Cost", Cost.ToString()));
+    }
+}

Pizzeria/PizzeriaFileImplement/Models/Order.cs

@@ -0,0 +1,83 @@
+using PizzeriaDataModels.Enums;
+using PizzeriaDataModels.Models;
+using PizzeriaContracts.BindingModels;
+using PizzeriaContracts.ViewModels;
+using System.Xml.Linq;
+
+namespace PizzeriaFileImplement.Models
+{
+    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; } = OrderStatus.Неизвестен;
+        public DateTime DateCreate { get; private set; } = DateTime.Now;
+        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;
+            }
+            string dateImplement = element.Element("DateImplement")!.Value;
+            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 = Convert.ToDateTime(element.Element("DateCreate")!.Value),
+                DateImplement = (dateImplement == "" || dateImplement is null) ? Convert.ToDateTime(null) : Convert.ToDateTime(dateImplement)
+            };
+
+        }
+        public void Update(OrderBindingModel? model)
+        {
+            if (model == null)
+            {
+                return;
+            }
+            Status = model.Status;
+            if (model.Status == OrderStatus.Выдан) 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("Order",
+           new XAttribute("Id", Id),
+           new XElement("PizzaId", PizzaId.ToString()),
+           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/PizzeriaFileImplement/Models/Pizza.cs

@@ -0,0 +1,81 @@
+using PizzeriaContracts.BindingModels;
+using PizzeriaContracts.ViewModels;
+using PizzeriaDataModels.Models;
+using System.Xml.Linq;
+
+namespace PizzeriaFileImplement.Models
+{
+    public class Pizza : IPizzaModel
+    {
+        public int Id { get; private set; }
+        public string PizzaName { get; private set; } = string.Empty;
+        public double Price { get; private set; }
+        public Dictionary<int, int> Components { get; private set; } = new();
+        private Dictionary<int, (IComponentModel, int)>? _pizzaComponents = null;
+        public Dictionary<int, (IComponentModel, int)> PizzaComponents
+        {
+            get
+            {
+                if (_pizzaComponents == null)
+                {
+                    var source = DataFileSingleton.GetInstance();
+                    _pizzaComponents = Components.ToDictionary(x => x.Key, y => ((source.Components.FirstOrDefault(z => z.Id == y.Key) as IComponentModel)!, y.Value));
+                }
+                return _pizzaComponents;
+            }
+        }
+        public static Pizza? Create(PizzaBindingModel model)
+        {
+            if (model == null)
+            {
+                return null;
+            }
+            return new Pizza()
+            {
+                Id = model.Id,
+                PizzaName = model.PizzaName,
+                Price = model.Price,
+                Components = model.PizzaComponents.ToDictionary(x => x.Key, x => x.Value.Item2)
+            };
+        }
+        public static Pizza? Create(XElement element)
+        {
+            if (element == null)
+            {
+                return null;
+            }
+            return new Pizza()
+            {
+                Id = Convert.ToInt32(element.Attribute("Id")!.Value),
+                PizzaName = element.Element("PizzaName")!.Value,
+                Price = Convert.ToDouble(element.Element("Price")!.Value),
+                Components = element.Element("PizzaComponents")!.Elements("PizzaComponent").ToDictionary(x => Convert.ToInt32(x.Element("Key")?.Value),
+                x => Convert.ToInt32(x.Element("Value")?.Value))
+            };
+        }
+        public void Update(PizzaBindingModel model)
+        {
+            if (model == null)
+            {
+                return;
+            }
+            PizzaName = model.PizzaName;
+            Price = model.Price;
+            Components = model.PizzaComponents.ToDictionary(x => x.Key, x => x.Value.Item2);
+            _pizzaComponents = null;
+        }
+        public PizzaViewModel GetViewModel => new()
+        {
+            Id = Id,
+            PizzaName = PizzaName,
+            Price = Price,
+            PizzaComponents = PizzaComponents
+        };
+        public XElement GetXElement => new("Pizza",
+                new XAttribute("Id", Id),
+                new XElement("PizzaName", PizzaName),
+                new XElement("Price", Price.ToString()),
+                new XElement("PizzaComponents", Components.Select(
+                    x => new XElement("PizzaComponent", new XElement("Key", x.Key), new XElement("Value", x.Value))).ToArray()));
+    }
+}

Pizzeria/PizzeriaFileImplement/Models/Shop.cs

@@ -0,0 +1,102 @@
+using PizzeriaDataModels.Models;
+using PizzeriaContracts.BindingModels;
+using PizzeriaContracts.ViewModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Xml.Linq;
+
+namespace PizzeriaFileImplement.Models
+{
+    public class Shop : IShopModel
+    {
+        public int Id { get; private set; }
+        public string ShopName { get; private set; } = string.Empty;
+        public string Adress { get; private set; } = string.Empty;
+        public DateTime OpeningDate { get; private set; }
+        public Dictionary<int, int> Pizzas { get; private set; } = new();
+        private Dictionary<int, (IPizzaModel, int)>? _shopPizzas = null;
+        public Dictionary<int, (IPizzaModel, int)> ShopPizzas {
+            get {
+                if (_shopPizzas == null)
+                {
+                    var source = DataFileSingleton.GetInstance();
+                    _shopPizzas = Pizzas.ToDictionary(x => x.Key, y => ((source.Pizzas.FirstOrDefault(z => z.Id == y.Key) as IPizzaModel)!, y.Value));
+                }
+                return _shopPizzas;
+            }
+        }
+        public int PizzaMaxCount { get; private set; }
+        public static Shop? Create(ShopBindingModel? model)
+        {
+            if (model == null)
+            {
+                return null;
+            }
+            return new Shop()
+            {
+                Id = model.Id,
+                ShopName = model.ShopName,
+                Adress = model.Adress,
+                OpeningDate = model.OpeningDate,
+                Pizzas = model.ShopPizzas.ToDictionary(x => x.Key, x => x.Value.Item2),
+                PizzaMaxCount = model.PizzaMaxCount
+            };
+        }
+        public static Shop? Create(XElement element)
+        {
+            if (element == null)
+            {
+                return null;
+            }
+            return new()
+            {
+                Id = Convert.ToInt32(element.Attribute("Id")!.Value),
+                ShopName = element.Element("ShopName")!.Value,
+                Adress = element.Element("Adress")!.Value,
+                OpeningDate = Convert.ToDateTime(element.Element("OpeningDate")!.Value),
+                Pizzas = element.Element("ShopPizzas")!.Elements("ShopPizza")!.ToDictionary(x => Convert.ToInt32(x.Element("Key")?.Value),
+                x => Convert.ToInt32(x.Element("Value")?.Value)),
+                PizzaMaxCount = Convert.ToInt32(element.Element("PizzaMaxCount")!.Value)
+            };
+        }
+        public void Update(ShopBindingModel? model)
+        {
+            if (model == null)
+            {
+                return;
+            }
+            ShopName = model.ShopName;
+            Adress = model.Adress;
+            OpeningDate = model.OpeningDate;
+            PizzaMaxCount = model.PizzaMaxCount;
+            Pizzas = model.ShopPizzas.ToDictionary(x => x.Key, x => x.Value.Item2);
+            _shopPizzas = null;
+        }
+        public ShopViewModel GetViewModel => new()
+        {
+            Id = Id,
+            ShopName = ShopName,
+            Adress = Adress,
+            OpeningDate = OpeningDate,
+            ShopPizzas = ShopPizzas,
+            PizzaMaxCount = PizzaMaxCount
+        };
+
+        public XElement GetXElement => new("Shop",
+            new XAttribute("Id", Id),
+            new XElement("ShopName",ShopName),
+            new XElement("Adress", Adress),
+            new XElement("OpeningDate", OpeningDate.ToString()),
+            new XElement("ShopPizzas", Pizzas.Select(
+                x => new XElement("ShopPizza",new XElement("Key",x.Key),new XElement("Value",x.Value))).ToArray()),
+            new XElement("PizzaMaxCount", PizzaMaxCount.ToString())
+            );
+
+        public void PizzasUpdate() {
+            _shopPizzas = null;
+        }
+    }
+}

Pizzeria/PizzeriaFileImplement/PizzeriaFileImplement.csproj

@@ -0,0 +1,14 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net6.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\PizzeriaContracts\PizzeriaContracts.csproj" />
+    <ProjectReference Include="..\PizzeriaDataModels\PizzeriaDataModels.csproj" />
+  </ItemGroup>
+
+</Project>

Pizzeria/PizzeriaListImplement/Implements/ShopStorage.cs

@@ -102,5 +102,15 @@ namespace PizzeriaListImplement.Implements
             }
             return null;
         }
+
+        public bool Sale(SupplySearchModel model)
+        {
+            throw new NotImplementedException();
+        }
+
+        public bool RestockingShops(SupplyBindingModel model)
+        {
+            throw new NotImplementedException();
+        }
     }
 }

Pizzeria/PizzeriaListImplement/Models/Order.cs

@@ -39,6 +39,7 @@ namespace PizzeriaListImplement.Models
             }
             Status = model.Status;
             if (model.Status == OrderStatus.Выдан) DateImplement = model.DateImplement;
+             if (model.Status == OrderStatus.Выдан) DateImplement = model.DateImplement;
         }
         public OrderViewModel GetViewModel => new()
         {

Pizzeria/PizzeriaListImplement/Models/Shop.cs

@@ -16,6 +16,7 @@ namespace PizzeriaListImplement.Models
         public string Adress { get; private set; } = string.Empty;
         public DateTime OpeningDate { get; private set; }
         public Dictionary<int, (IPizzaModel, int)> ShopPizzas { get; private set; } = new();
+        public int PizzaMaxCount { get; private set; }
         public static Shop? Create(ShopBindingModel? model)
         {
             if (model == null)
@@ -27,7 +28,8 @@ namespace PizzeriaListImplement.Models
                 Id = model.Id,
                 ShopName = model.ShopName,
                 Adress = model.Adress,
-                OpeningDate = model.OpeningDate
+                OpeningDate = model.OpeningDate,
+                PizzaMaxCount = model.PizzaMaxCount,
             };
         }
         public void Update(ShopBindingModel? model)
@@ -39,6 +41,7 @@ namespace PizzeriaListImplement.Models
             ShopName = model.ShopName;
             Adress = model.Adress;
             OpeningDate = model.OpeningDate;
+            PizzaMaxCount = model.PizzaMaxCount;
         }
         public ShopViewModel GetViewModel => new()
         {
@@ -46,8 +49,10 @@ namespace PizzeriaListImplement.Models
             ShopName = ShopName,
             Adress = Adress,
             OpeningDate = OpeningDate,
-            ShopPizzas = ShopPizzas
+            ShopPizzas = ShopPizzas,
+            PizzaMaxCount = PizzaMaxCount,
         };
 
+        
     }
 }