FlowerShop/FlowerShop/FormMain.Designer.cs

@@ -40,6 +40,7 @@
             this.bouquetsToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
             this.shopsToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
             this.buttonSupplyShop = new System.Windows.Forms.Button();
+            this.buttonSellBouquets = new System.Windows.Forms.Button();
             ((System.ComponentModel.ISupportInitialize)(this.dataGridView)).BeginInit();
             this.menuStrip.SuspendLayout();
             this.SuspendLayout();
@@ -135,21 +136,21 @@
             // componentsToolStripMenuItem
             // 
             this.componentsToolStripMenuItem.Name = "componentsToolStripMenuItem";
-            this.componentsToolStripMenuItem.Size = new System.Drawing.Size(180, 22);
+            this.componentsToolStripMenuItem.Size = new System.Drawing.Size(145, 22);
             this.componentsToolStripMenuItem.Text = "Компоненты";
             this.componentsToolStripMenuItem.Click += new System.EventHandler(this.componentsToolStripMenuItem_Click);
             // 
             // bouquetsToolStripMenuItem
             // 
             this.bouquetsToolStripMenuItem.Name = "bouquetsToolStripMenuItem";
-            this.bouquetsToolStripMenuItem.Size = new System.Drawing.Size(180, 22);
+            this.bouquetsToolStripMenuItem.Size = new System.Drawing.Size(145, 22);
             this.bouquetsToolStripMenuItem.Text = "Букеты";
             this.bouquetsToolStripMenuItem.Click += new System.EventHandler(this.bouquetsToolStripMenuItem_Click);
             // 
             // shopsToolStripMenuItem
             // 
             this.shopsToolStripMenuItem.Name = "shopsToolStripMenuItem";
-            this.shopsToolStripMenuItem.Size = new System.Drawing.Size(180, 22);
+            this.shopsToolStripMenuItem.Size = new System.Drawing.Size(145, 22);
             this.shopsToolStripMenuItem.Text = "Магазины";
             this.shopsToolStripMenuItem.Click += new System.EventHandler(this.shopsToolStripMenuItem_Click);
             // 
@@ -163,11 +164,22 @@
             this.buttonSupplyShop.UseVisualStyleBackColor = true;
             this.buttonSupplyShop.Click += new System.EventHandler(this.buttonSupplyShop_Click);
             // 
+            // buttonSellBouquets
+            // 
+            this.buttonSellBouquets.Location = new System.Drawing.Point(891, 238);
+            this.buttonSellBouquets.Name = "buttonSellBouquets";
+            this.buttonSellBouquets.Size = new System.Drawing.Size(150, 30);
+            this.buttonSellBouquets.TabIndex = 8;
+            this.buttonSellBouquets.Text = "Продажа букетов";
+            this.buttonSellBouquets.UseVisualStyleBackColor = true;
+            this.buttonSellBouquets.Click += new System.EventHandler(this.buttonSellBouquets_Click);
+            // 
             // FormMain
             // 
             this.AutoScaleDimensions = new System.Drawing.SizeF(7F, 15F);
             this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
             this.ClientSize = new System.Drawing.Size(1071, 401);
+            this.Controls.Add(this.buttonSellBouquets);
             this.Controls.Add(this.buttonSupplyShop);
             this.Controls.Add(this.buttonRefresh);
             this.Controls.Add(this.buttonPut);
@@ -203,5 +215,6 @@
         private Button buttonReady;
         private ToolStripMenuItem shopsToolStripMenuItem;
         private Button buttonSupplyShop;
+        private Button buttonSellBouquets;
     }
 }

FlowerShop/FlowerShop/FormMain.cs

@@ -171,5 +171,14 @@ namespace FlowerShop
                 form.ShowDialog();
             }
         }
+
+        private void buttonSellBouquets_Click(object sender, EventArgs e)
+        {
+            var service = Program.ServiceProvider?.GetService(typeof(FormShopSell));
+            if (service is FormShopSell form)
+            {
+                form.ShowDialog();
+            }
+        }
     }
 }

FlowerShop/FlowerShop/FormShop.Designer.cs

@@ -40,6 +40,8 @@
             this.buttonSave = new System.Windows.Forms.Button();
             this.openDateTimePicker = new System.Windows.Forms.DateTimePicker();
             this.openDateLabel = new System.Windows.Forms.Label();
+            this.maxCountLabel = new System.Windows.Forms.Label();
+            this.textBoxMaxCount = new System.Windows.Forms.TextBox();
             ((System.ComponentModel.ISupportInitialize)(this.dataGridView)).BeginInit();
             this.SuspendLayout();
             // 
@@ -84,7 +86,7 @@
             this.ColumnId,
             this.ColumnBouquetName,
             this.ColumnCount});
-            this.dataGridView.Location = new System.Drawing.Point(12, 99);
+            this.dataGridView.Location = new System.Drawing.Point(13, 133);
             this.dataGridView.Margin = new System.Windows.Forms.Padding(3, 2, 3, 2);
             this.dataGridView.Name = "dataGridView";
             this.dataGridView.RowHeadersWidth = 51;
@@ -116,7 +118,7 @@
             // 
             // buttonCancel
             // 
-            this.buttonCancel.Location = new System.Drawing.Point(200, 327);
+            this.buttonCancel.Location = new System.Drawing.Point(199, 361);
             this.buttonCancel.Margin = new System.Windows.Forms.Padding(3, 2, 3, 2);
             this.buttonCancel.Name = "buttonCancel";
             this.buttonCancel.Size = new System.Drawing.Size(136, 31);
@@ -127,7 +129,7 @@
             // 
             // buttonSave
             // 
-            this.buttonSave.Location = new System.Drawing.Point(42, 327);
+            this.buttonSave.Location = new System.Drawing.Point(43, 361);
             this.buttonSave.Margin = new System.Windows.Forms.Padding(3, 2, 3, 2);
             this.buttonSave.Name = "buttonSave";
             this.buttonSave.Size = new System.Drawing.Size(136, 31);
@@ -152,11 +154,29 @@
             this.openDateLabel.TabIndex = 14;
             this.openDateLabel.Text = "Дата открытия:";
             // 
+            // maxCountLabel
+            // 
+            this.maxCountLabel.AutoSize = true;
+            this.maxCountLabel.Location = new System.Drawing.Point(13, 98);
+            this.maxCountLabel.Name = "maxCountLabel";
+            this.maxCountLabel.Size = new System.Drawing.Size(155, 15);
+            this.maxCountLabel.TabIndex = 15;
+            this.maxCountLabel.Text = "Макс. количество букетов:";
+            // 
+            // textBoxMaxCount
+            // 
+            this.textBoxMaxCount.Location = new System.Drawing.Point(174, 95);
+            this.textBoxMaxCount.Name = "textBoxMaxCount";
+            this.textBoxMaxCount.Size = new System.Drawing.Size(189, 23);
+            this.textBoxMaxCount.TabIndex = 16;
+            // 
             // FormShop
             // 
             this.AutoScaleDimensions = new System.Drawing.SizeF(7F, 15F);
             this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
-            this.ClientSize = new System.Drawing.Size(389, 367);
+            this.ClientSize = new System.Drawing.Size(389, 403);
+            this.Controls.Add(this.textBoxMaxCount);
+            this.Controls.Add(this.maxCountLabel);
             this.Controls.Add(this.openDateLabel);
             this.Controls.Add(this.openDateTimePicker);
             this.Controls.Add(this.buttonCancel);
@@ -190,5 +210,7 @@
         private DataGridViewTextBoxColumn ColumnCount;
         private DateTimePicker openDateTimePicker;
         private Label openDateLabel;
+        private Label maxCountLabel;
+        private TextBox textBoxMaxCount;
     }
 }

FlowerShop/FlowerShop/FormShop.cs

@@ -38,6 +38,7 @@ namespace FlowerShop
                         textBoxName.Text = view.Name;
                         textBoxAddress.Text = view.Address;
                         openDateTimePicker.Value = view.OpeningDate;
+                        textBoxMaxCount.Text = view.MaxCountBouquets.ToString();
                         _shopBouquets = view.ShopBouquets ?? new Dictionary<int, (IBouquetModel, int)>();
                         LoadData();
                     }
@@ -86,6 +87,12 @@ namespace FlowerShop
                 return;
             }
 
+            if (string.IsNullOrEmpty(textBoxMaxCount.Text))
+            {
+                MessageBox.Show("Заполните макс. количество", "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                return;
+            }
+
             _logger.LogInformation("Saving shop");
 
             try
@@ -96,6 +103,7 @@ namespace FlowerShop
                     Name = textBoxName.Text,
                     Address = textBoxAddress.Text,
                     OpeningDate = openDateTimePicker.Value,
+                    MaxCountBouquets = Convert.ToInt32(textBoxMaxCount.Text),
                     ShopBouquets = _shopBouquets
                 };
 

FlowerShop/FlowerShop/FormShopSell.Designer.cs

@@ -0,0 +1,124 @@
+namespace FlowerShop
+{
+    partial class FormShopSell
+    {
+        /// <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.labelCount = new System.Windows.Forms.Label();
+            this.labelBouquet = new System.Windows.Forms.Label();
+            this.comboBoxBouquet = new System.Windows.Forms.ComboBox();
+            this.textBoxCount = new System.Windows.Forms.TextBox();
+            this.buttonSell = new System.Windows.Forms.Button();
+            this.buttonCancel = new System.Windows.Forms.Button();
+            this.SuspendLayout();
+            // 
+            // labelCount
+            // 
+            this.labelCount.AutoSize = true;
+            this.labelCount.Location = new System.Drawing.Point(20, 57);
+            this.labelCount.Name = "labelCount";
+            this.labelCount.Size = new System.Drawing.Size(75, 15);
+            this.labelCount.TabIndex = 1;
+            this.labelCount.Text = "Количество:";
+            // 
+            // labelBouquet
+            // 
+            this.labelBouquet.AutoSize = true;
+            this.labelBouquet.Location = new System.Drawing.Point(20, 18);
+            this.labelBouquet.Name = "labelBouquet";
+            this.labelBouquet.Size = new System.Drawing.Size(40, 15);
+            this.labelBouquet.TabIndex = 2;
+            this.labelBouquet.Text = "Букет:";
+            // 
+            // comboBoxBouquet
+            // 
+            this.comboBoxBouquet.FormattingEnabled = true;
+            this.comboBoxBouquet.Location = new System.Drawing.Point(108, 18);
+            this.comboBoxBouquet.Margin = new System.Windows.Forms.Padding(3, 2, 3, 2);
+            this.comboBoxBouquet.Name = "comboBoxBouquet";
+            this.comboBoxBouquet.Size = new System.Drawing.Size(244, 23);
+            this.comboBoxBouquet.TabIndex = 4;
+            // 
+            // textBoxCount
+            // 
+            this.textBoxCount.Location = new System.Drawing.Point(108, 55);
+            this.textBoxCount.Margin = new System.Windows.Forms.Padding(3, 2, 3, 2);
+            this.textBoxCount.Name = "textBoxCount";
+            this.textBoxCount.Size = new System.Drawing.Size(244, 23);
+            this.textBoxCount.TabIndex = 5;
+            // 
+            // buttonSell
+            // 
+            this.buttonSell.Location = new System.Drawing.Point(206, 106);
+            this.buttonSell.Margin = new System.Windows.Forms.Padding(3, 2, 3, 2);
+            this.buttonSell.Name = "buttonSell";
+            this.buttonSell.Size = new System.Drawing.Size(89, 31);
+            this.buttonSell.TabIndex = 6;
+            this.buttonSell.Text = "Продажа";
+            this.buttonSell.UseVisualStyleBackColor = true;
+            this.buttonSell.Click += new System.EventHandler(this.buttonSell_Click);
+            // 
+            // buttonCancel
+            // 
+            this.buttonCancel.Location = new System.Drawing.Point(301, 106);
+            this.buttonCancel.Margin = new System.Windows.Forms.Padding(3, 2, 3, 2);
+            this.buttonCancel.Name = "buttonCancel";
+            this.buttonCancel.Size = new System.Drawing.Size(89, 31);
+            this.buttonCancel.TabIndex = 7;
+            this.buttonCancel.Text = "Отмена";
+            this.buttonCancel.UseVisualStyleBackColor = true;
+            this.buttonCancel.Click += new System.EventHandler(this.buttonCancel_Click);
+            // 
+            // FormShopSell
+            // 
+            this.AutoScaleDimensions = new System.Drawing.SizeF(7F, 15F);
+            this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
+            this.ClientSize = new System.Drawing.Size(402, 148);
+            this.Controls.Add(this.buttonCancel);
+            this.Controls.Add(this.buttonSell);
+            this.Controls.Add(this.textBoxCount);
+            this.Controls.Add(this.comboBoxBouquet);
+            this.Controls.Add(this.labelBouquet);
+            this.Controls.Add(this.labelCount);
+            this.Margin = new System.Windows.Forms.Padding(3, 2, 3, 2);
+            this.Name = "FormShopSell";
+            this.Text = "Продажа из магазина";
+            this.Load += new System.EventHandler(this.FormShopSell_Load);
+            this.ResumeLayout(false);
+            this.PerformLayout();
+
+        }
+
+        #endregion
+        private Label labelCount;
+        private Label labelBouquet;
+        private ComboBox comboBoxBouquet;
+        private TextBox textBoxCount;
+        private Button buttonSell;
+        private Button buttonCancel;
+    }
+}

FlowerShop/FlowerShop/FormShopSell.cs

@@ -0,0 +1,93 @@
+using FlowerShopContracts.BindingModels;
+using FlowerShopContracts.BusinessLogicsContracts;
+using Microsoft.Extensions.Logging;
+
+namespace FlowerShop
+{
+    public partial class FormShopSell : Form
+    {
+        private readonly ILogger _logger;
+        private readonly IBouquetLogic _logicBouquet;
+        private readonly IShopLogic _logicShop;
+
+        public FormShopSell(ILogger<FormShopSell> logger, IBouquetLogic logicBouquet, IShopLogic logicShop)
+        {
+            InitializeComponent();
+            _logger = logger;
+            _logicBouquet = logicBouquet;
+            _logicShop = logicShop;
+        }
+
+        private void FormShopSell_Load(object sender, EventArgs e)
+        {
+            _logger.LogInformation("Loading bouquets for selling");
+
+            try
+            {
+                var list = _logicBouquet.ReadList(null);
+                if (list != null)
+                {
+                    comboBoxBouquet.DisplayMember = "BouquetName";
+                    comboBoxBouquet.ValueMember = "Id";
+                    comboBoxBouquet.DataSource = list;
+                    comboBoxBouquet.SelectedItem = null;
+                }
+
+            }
+            catch (Exception ex)
+            {
+                _logger.LogError(ex, "Error during loading bouquets for selling");
+                MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+            }
+        }
+
+        private void buttonSell_Click(object sender, EventArgs e)
+        {
+            if (string.IsNullOrEmpty(textBoxCount.Text))
+            {
+                MessageBox.Show("Заполните поле Количество", "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                return;
+            }
+
+            if (comboBoxBouquet.SelectedValue == null)
+            {
+                MessageBox.Show("Выберите букет", "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                return;
+            }
+
+            _logger.LogInformation("Создание продажи");
+
+            try
+            {
+                var operationResult = _logicShop.SellBouquet(
+                    new BouquetBindingModel
+                    {
+                        Id = Convert.ToInt32(comboBoxBouquet.SelectedValue)
+                    },
+                    Convert.ToInt32(textBoxCount.Text)
+                );
+
+                if (!operationResult)
+                {
+                    throw new Exception("Ошибка при создании продажи. Дополнительная информация в логах.");
+                }
+
+                MessageBox.Show("Сохранение прошло успешно", "Сообщение", MessageBoxButtons.OK, MessageBoxIcon.Information);
+
+                DialogResult = DialogResult.OK;
+                Close();
+            }
+            catch (Exception ex)
+            {
+                _logger.LogError(ex, "Ошибка создания продажи");
+                MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+            }
+        }
+
+        private void buttonCancel_Click(object sender, EventArgs e)
+        {
+            DialogResult = DialogResult.Cancel;
+            Close();
+        }
+    }
+}

FlowerShop/FlowerShop/FormShopSell.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>

FlowerShop/FlowerShop/Program.cs

@@ -47,6 +47,7 @@ namespace FlowerShop
             services.AddTransient<FormShop>();
             services.AddTransient<FormShops>();
             services.AddTransient<FormShopSupply>();
+            services.AddTransient<FormShopSell>();
         }
     }
 }

FlowerShop/FlowerShopBusinessLogic/BusinessLogics/OrderLogic.cs

@@ -3,8 +3,10 @@ using FlowerShopContracts.BusinessLogicsContracts;
 using FlowerShopContracts.SearchModels;
 using FlowerShopContracts.StoragesContracts;
 using FlowerShopContracts.ViewModels;
+using FlowerShopDataModels.Models;
 using FlowerShopDataModels.Enums;
 using Microsoft.Extensions.Logging;
+using System.Text;
 
 namespace FlowerShopBusinessLogic.BusinessLogics
 {
@@ -12,11 +14,17 @@ namespace FlowerShopBusinessLogic.BusinessLogics
     {
         private readonly ILogger _logger;
         private readonly IOrderStorage _orderStorage;
+        private readonly IShopStorage _shopStorage;
+        private readonly IShopLogic _shopLogic;
+        private readonly IBouquetStorage _bouquetStorage;
 
-        public OrderLogic(ILogger<OrderLogic> logger, IOrderStorage orderStorage)
+        public OrderLogic(ILogger<OrderLogic> logger, IOrderStorage orderStorage, IShopLogic shopLogic, IBouquetStorage bouquetStorage, IShopStorage shopStorage)
         {
             _logger = logger;
             _orderStorage = orderStorage;
+            _shopLogic = shopLogic;
+            _bouquetStorage = bouquetStorage;
+            _shopStorage = shopStorage;
         }
 
         public List<OrderViewModel>? ReadList(OrderSearchModel? model)
@@ -84,6 +92,19 @@ namespace FlowerShopBusinessLogic.BusinessLogics
                 return false;
             }
 
+            var bouquet = _bouquetStorage.GetElement(new BouquetSearchModel() { Id = model.BouquetId });
+            if (bouquet == null)
+            {
+                _logger.LogWarning("Status update to Готов operation failed. Bouquet not found");
+                return false;
+            }
+
+            if (!CheckThenSupplyMany(bouquet, model.Count))
+            {
+                _logger.LogWarning("Status update to Готов operation failed. Shop supply error.");
+                return false;
+            }
+
             model.Status = OrderStatus.Готов;
             model.DateImplement = DateTime.Now;
 
@@ -143,5 +164,72 @@ namespace FlowerShopBusinessLogic.BusinessLogics
                 throw new InvalidOperationException("Заказ с таким идентификатором уже есть");
             }
         }
+
+        public bool CheckThenSupplyMany(IBouquetModel bouquet, int count)
+        {
+            if (count <= 0)
+            {
+                _logger.LogWarning("Check then supply operation error. Bouquet count < 0.");
+                return false;
+            }
+
+            int freeSpace = 0;
+            foreach (var shop in _shopStorage.GetFullList())
+            {
+                freeSpace += shop.MaxCountBouquets;
+                foreach (var doc in shop.ShopBouquets)
+                {
+                    freeSpace -= doc.Value.Item2;
+                }
+            }
+
+            if (freeSpace - count < 0)
+            {
+                _logger.LogWarning("Check then supply operation error. There's no place for new bouquets in shops.");
+                return false;
+            }
+
+            foreach (var shop in _shopStorage.GetFullList())
+            {
+                freeSpace = shop.MaxCountBouquets;
+
+                foreach (var bouq in shop.ShopBouquets)
+                {
+                    freeSpace -= bouq.Value.Item2;
+                }
+
+                if (freeSpace == 0)
+                {
+                    continue;
+                }
+
+                if (freeSpace - count >= 0)
+                {
+                    if (_shopLogic.SupplyBouquets(new() { Id = shop.Id }, bouquet, count)) count = 0;
+                    else
+                    {
+                        _logger.LogWarning("Supply error");
+                        return false;
+                    }
+                }
+
+                if (freeSpace - count < 0)
+                {
+                    if (_shopLogic.SupplyBouquets(new() { Id = shop.Id }, bouquet, freeSpace)) count -= freeSpace;
+                    else
+                    {
+                        _logger.LogWarning("Supply error");
+                        return false;
+                    }
+                }
+
+                if (count <= 0)
+                {
+                    return true;
+                }
+            }
+
+            return false;
+        }
     }
 }

FlowerShop/FlowerShopBusinessLogic/BusinessLogics/ShopLogic.cs

@@ -83,26 +83,40 @@ namespace FlowerShopBusinessLogic.BusinessLogics
 
             _logger.LogInformation("Shop element found. ID: {0}, Name: {1}", shopElement.Id, shopElement.Name);
 
-            if (shopElement.ShopBouquets.TryGetValue(bouquet.Id, out var sameBouquet))
+            var countBouquets = 0;
+            foreach (var bouq in shopElement.ShopBouquets)
             {
-                shopElement.ShopBouquets[bouquet.Id] = (bouquet, sameBouquet.Item2 + count);
-                _logger.LogInformation("Same bouquet found by supply. Added {0} of {1} in {2} shop", count, bouquet.BouquetName, shopElement.Name);
+                countBouquets += bouq.Value.Item2;
+            }
+
+            if (shopElement.MaxCountBouquets - countBouquets > count)
+            {
+                if (shopElement.ShopBouquets.TryGetValue(bouquet.Id, out var sameBouquet))
+                {
+                    shopElement.ShopBouquets[bouquet.Id] = (bouquet, sameBouquet.Item2 + count);
+                    _logger.LogInformation("Same bouquet found by supply. Added {0} of {1} in {2} shop", count, bouquet.BouquetName, shopElement.Name);
+                }
+                else
+                {
+                    shopElement.ShopBouquets[bouquet.Id] = (bouquet, count);
+                    _logger.LogInformation("New bouquet added by supply. Added {0} of {1} in {2} shop", count, bouquet.BouquetName, shopElement.Name);
+                }
+
+                _shopStorage.Update(new()
+                {
+                    Id = shopElement.Id,
+                    Name = shopElement.Name,
+                    Address = shopElement.Address,
+                    OpeningDate = shopElement.OpeningDate,
+                    ShopBouquets = shopElement.ShopBouquets
+                });
             }
             else
             {
-                shopElement.ShopBouquets[bouquet.Id] = (bouquet, count);
-                _logger.LogInformation("New bouquet added by supply. Added {0} of {1} in {2} shop", count, bouquet.BouquetName, shopElement.Name);
+                _logger.LogWarning("Required shop is overflowed");
+                return false;
             }
 
-            _shopStorage.Update(new()
-            {
-                Id = shopElement.Id,
-                Name = shopElement.Name,
-                Address = shopElement.Address,
-                OpeningDate = shopElement.OpeningDate,
-                ShopBouquets = shopElement.ShopBouquets
-            });
-
             return true;
         }
 
@@ -145,6 +159,11 @@ namespace FlowerShopBusinessLogic.BusinessLogics
             return true;
         }
 
+        private bool SellBouquet(IBouquetModel bouquet, int count)
+        {
+            return _shopStorage.SellBouquet(bouquet, count);
+        }
+
         private void CheckModel(ShopBindingModel model, bool withParams = true)
         {
             if (model == null)
@@ -162,6 +181,11 @@ namespace FlowerShopBusinessLogic.BusinessLogics
                 throw new ArgumentNullException("Нет названия магазина!", nameof(model.Name));
             }
 
+            if (model.MaxCountBouquets < 0)
+            {
+                throw new InvalidOperationException("Магазин с отрицательным числом максимального количества букетов!")
+            }
+
             _logger.LogInformation("Shop. Name: {0}, Address: {1}, ID: {2}", model.Name, model.Address, model.Id);
             
             var element = _shopStorage.GetElement(new ShopSearchModel

FlowerShop/FlowerShopContracts/BindingModels/ShopBindingModel.cs

@@ -12,6 +12,8 @@ namespace FlowerShopContracts.BindingModels
 
         public DateTime OpeningDate { get; set; }
 
+        public int MaxCountBouquets { get; set; }
+
         public Dictionary<int, (IBouquetModel, int)> ShopBouquets { get; set; }
     }
 }

FlowerShop/FlowerShopContracts/BusinessLogicsContracts/IShopLogic.cs

@@ -13,5 +13,6 @@ namespace FlowerShopContracts.BusinessLogicsContracts
         bool Update(ShopBindingModel model);
         bool Delete(ShopBindingModel model);
         bool SupplyBouquets(ShopSearchModel model, IBouquetModel bouquet, int count);
+        bool SellBouquet(IBouquetModel bouquet, int count);
     }
 }

FlowerShop/FlowerShopContracts/StoragesContracts/IShopStorage.cs

@@ -1,6 +1,7 @@
 using FlowerShopContracts.BindingModels;
 using FlowerShopContracts.SearchModels;
 using FlowerShopContracts.ViewModels;
+using FlowerShopDataModels.Models;
 
 namespace FlowerShopContracts.StoragesContracts
 {
@@ -12,5 +13,6 @@ namespace FlowerShopContracts.StoragesContracts
         ShopViewModel? Insert(ShopBindingModel model);
         ShopViewModel? Update(ShopBindingModel model);
         ShopViewModel? Delete(ShopBindingModel model);
+        bool SellBouquet(IBouquetModel model, int count);
     }
 }

FlowerShop/FlowerShopContracts/ViewModels/ShopViewModel.cs

@@ -17,5 +17,8 @@ namespace FlowerShopContracts.ViewModels
         public DateTime OpeningDate { get; set; }
 
         public Dictionary<int, (IBouquetModel, int)> ShopBouquets { get; set; } = new();
+
+        [DisplayName("Макс. букетов в магазине")]
+        public int MaxCountBouquets { get; set; }
     }
 }

FlowerShop/FlowerShopDataModels/Models/IShopModel.cs

@@ -5,6 +5,7 @@
         string Name { get; }
         string Address { get; }
         DateTime OpeningDate { get; }
+        int MaxCountBouquets { get; }
         Dictionary<int, (IBouquetModel, int)> ShopBouquets { get; }
     }
 }

FlowerShop/FlowerShopFileImplement/DataFileSingleton.cs

@@ -9,6 +9,7 @@ namespace FlowerShopFileImplement
         private readonly string ComponentFileName = "Component.xml";
         private readonly string OrderFileName = "Order.xml";
         private readonly string BouquetFileName = "Bouquet.xml";
+        private readonly string ShopFileName = "Shop.xml";
 
         public List<Component> Components { get; private set; }
 
@@ -16,6 +17,8 @@ namespace FlowerShopFileImplement
 
         public List<Bouquet> Bouquets { get; private set; }
 
+        public List<Shop> Shops { get; private set; }
+
         public static DataFileSingleton GetInstance()
         {
             if (instance == null)
@@ -29,12 +32,14 @@ namespace FlowerShopFileImplement
         public void SaveComponents() => SaveData(Components, ComponentFileName, "Components", x => x.GetXElement);
         public void SaveBouquets() => SaveData(Bouquets, BouquetFileName, "Bouquets", 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)!)!;
             Bouquets = LoadData(BouquetFileName, "Bouquet", x => Bouquet.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)

FlowerShop/FlowerShopFileImplement/Implements/ShopStorage.cs

@@ -0,0 +1,156 @@
+using FlowerShopContracts.BindingModels;
+using FlowerShopContracts.SearchModels;
+using FlowerShopContracts.StoragesContracts;
+using FlowerShopContracts.ViewModels;
+using FlowerShopDataModels.Models;
+
+namespace FlowerShopFileImplement.Implements
+{
+    public class ShopStorage : IShopStorage
+    {
+        private readonly DataFileSingleton source;
+
+        public ShopStorage()
+        {
+            source = DataFileSingleton.GetInstance();
+        }
+
+        public ShopViewModel? GetElement(ShopSearchModel model)
+        {
+            if (!model.Id.HasValue)
+            {
+                return null;
+            }
+
+            return source.Shops.FirstOrDefault(x => model.Id.HasValue && x.Id == model.Id)?.GetViewModel;
+        }
+
+        public List<ShopViewModel> GetFilteredList(ShopSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.Name))
+            {
+                return new();
+            }
+
+            return source.Shops.Select(x => x.GetViewModel).Where(x => x.Name.Contains(model.Name ?? string.Empty)).ToList();
+        }
+
+        public List<ShopViewModel> GetFullList()
+        {
+            return source.Shops.Select(shop => shop.GetViewModel).ToList();
+        }
+
+        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)
+            {
+                return null;
+            }
+
+            source.Shops.Remove(shop);
+            source.SaveShops();
+
+            return shop.GetViewModel;
+        }
+
+        public bool SellBouquet(IBouquetModel model, int count)
+        {
+            var bouquet = source.Bouquets.FirstOrDefault(x => x.Id == model.Id);
+
+            var countStore = count;
+
+            if (bouquet == null)
+            {
+                return false;
+            }
+
+            foreach (var shop in source.Shops)
+            {
+                foreach (var bouq in shop.ShopBouquets)
+                {
+                    if (bouq.Value.Item1.Id == bouquet.Id)
+                    {
+                        count -= bouq.Value.Item2;
+                    }
+                    if (count <= 0)
+                    {
+                        break;
+                    }
+                }
+            }
+
+            if (count > 0)
+            {
+                return false;
+            }
+
+            count = countStore;
+
+            for (int i = 0; i < source.Shops.Count; i++)
+            {
+                var shop = source.Shops[i];
+                var bouquets = shop.ShopBouquets;
+
+                foreach (var bouq in bouquets.Where(x => x.Value.Item1.Id == bouquet.Id))
+                {
+                    var min = Math.Min(bouq.Value.Item2, count);
+                    bouquets[bouq.Value.Item1.Id] = (bouq.Value.Item1, doc.Value.Item2 - min);
+                    count -= min;
+
+                    if (count <= 0)
+                    {
+                        break;
+                    }
+                }
+
+                shop.Update(new ShopBindingModel
+                {
+                    Id = shop.Id,
+                    Name = shop.Name,
+                    Address = shop.Address,
+                    OpeningDate = shop.OpeningDate,
+                    MaxCountBouquets = shop.MaxCountBouquets,
+                    ShopBouquets = bouquets
+                });
+                source.SaveShops();
+            }
+
+            if (count > 0)
+            {
+                return false;
+            }
+            return true;
+        }
+    }
+}

FlowerShop/FlowerShopFileImplement/Models/Shop.cs

@@ -0,0 +1,123 @@
+using FlowerShopContracts.BindingModels;
+using FlowerShopContracts.ViewModels;
+using FlowerShopDataModels.Models;
+using System.Xml.Linq;
+
+namespace FlowerShopFileImplement.Models
+{
+    public class Shop : IShopModel
+    {
+        public int Id { get; private set; }
+
+        public string Name { get; private set; } = string.Empty;
+
+        public string Address { get; private set; } = string.Empty;
+
+        public int MaxCountBouquets { get; private set; }
+
+        public DateTime OpeningDate { get; private set; }
+
+        public Dictionary<int, int> Bouquets { get; private set; } = new();
+
+        private Dictionary<int, (IBouquetModel, int)>? _shopBouquets = null;
+
+        public Dictionary<int, (IBouquetModel, int)> ShopBouquets
+        {
+            get
+            {
+                if (_shopBouquets == null)
+                {
+                    var source = DataFileSingleton.GetInstance();
+                    _shopBouquets = Bouquets.ToDictionary(
+                        x => x.Key,
+                        y => ((source.Bouquets.FirstOrDefault(z => z.Id == y.Key) as IBouquetModel)!, y.Value)
+                    );
+                }
+                return _shopBouquets;
+            }
+        }
+
+        public static Shop? Create(ShopBindingModel? model)
+        {
+            if (model == null)
+            {
+                return null;
+            }
+
+            return new Shop()
+            {
+                Id = model.Id,
+                Name = model.Name,
+                Address = model.Address,
+                MaxCountBouquets = model.MaxCountBouquets,
+                OpeningDate = model.OpeningDate,
+                Bouquets = model.ShopBouquets.ToDictionary(x => x.Key, x => x.Value.Item2)
+            };
+        }
+
+        public static Shop? Create(XElement element)
+        {
+            if (element == null)
+            {
+                return null;
+            }
+
+            return new Shop()
+            {
+                Id = Convert.ToInt32(element.Attribute("Id")!.Value),
+                Name = element.Element("Name")!.Value,
+                Address = element.Element("Address")!.Value,
+                MaxCountBouquets = Convert.ToInt32(element.Element("MaxCountBouquets")!.Value),
+                OpeningDate = Convert.ToDateTime(element.Element("OpeningDate")!.Value),
+                Bouquets = element.Element("ShopBouquets")!.Elements("ShopBouquet").ToDictionary(
+                    x => Convert.ToInt32(x.Element("Key")?.Value),
+                    x => Convert.ToInt32(x.Element("Value")?.Value)
+                )
+            };
+        }
+
+        public void Update(ShopBindingModel? model)
+        {
+            if (model == null)
+            {
+                return;
+            }
+
+            Name = model.Name;
+            Address = model.Address;
+            OpeningDate = model.OpeningDate;
+            MaxCountBouquets = model.MaxCountBouquets;
+
+            if (model.ShopBouquets.Count > 0)
+            {
+                Bouquets = model.ShopBouquets.ToDictionary(x => x.Key, x => x.Value.Item2);
+                _shopBouquets = null;
+            }
+        }
+
+        public ShopViewModel GetViewModel => new()
+        {
+            Id = Id,
+            Name = Name,
+            Address = Address,
+            OpeningDate = OpeningDate,
+            ShopBouquets = ShopBouquets,
+            MaxCountBouquets = MaxCountBouquets
+        };
+
+        public XElement GetXElement => new(
+            "Shop",
+             new XAttribute("Id", Id),
+             new XElement("Name", Name),
+             new XElement("Address", Address),
+             new XElement("MaxCountBouquets", MaxCountBouquets),
+             new XElement("OpeningDate", OpeningDate.ToString()),
+             new XElement("ShopBouquets", Bouquets.Select(x =>
+             new XElement("ShopBouquet",
+             new XElement("Key", x.Key),
+             new XElement("Value", x.Value)))
+            .ToArray())
+        );
+    }
+}
+

FlowerShop/FlowerShopListImplement/Implements/ShopStorage.cs

@@ -2,6 +2,7 @@
 using FlowerShopContracts.SearchModels;
 using FlowerShopContracts.StoragesContracts;
 using FlowerShopContracts.ViewModels;
+using FlowerShopDataModels.Models;
 using FlowerShopListImplement.Models;
 
 
@@ -117,5 +118,10 @@ namespace FlowerShopListImplement.Implements
 
             return null;
         }
+
+        public bool SellBouquet(IBouquetModel model, int count)
+        {
+            throw new NotImplementedException();
+        }
     }
 }

FlowerShop/FlowerShopListImplement/Models/Shop.cs

@@ -14,6 +14,8 @@ namespace FlowerShopListImplement.Models
 
         public DateTime OpeningDate { get; private set; }
 
+        public int MaxCountBouquets { get; private set; }
+
         public Dictionary<int, (IBouquetModel, int)> ShopBouquets { get; private set; } = new();
 
         public static Shop? Create(ShopBindingModel model)
@@ -29,6 +31,7 @@ namespace FlowerShopListImplement.Models
                 Name = model.Name,
                 Address = model.Address,
                 OpeningDate = model.OpeningDate,
+                MaxCountBouquets = model.MaxCountBouquets,
                 ShopBouquets = new()
             };
         }
@@ -43,6 +46,7 @@ namespace FlowerShopListImplement.Models
             Name = model.Name;
             Address = model.Address;
             ShopBouquets = model.ShopBouquets;
+            MaxCountBouquets = model.MaxCountBouquets;
         }
 
         public ShopViewModel GetViewModel => new()
@@ -51,7 +55,8 @@ namespace FlowerShopListImplement.Models
             Name = Name,
             Address = Address,
             OpeningDate = OpeningDate,
-            ShopBouquets = ShopBouquets
+            ShopBouquets = ShopBouquets,
+            MaxCountBouquets = MaxCountBouquets
         };
     }
 }