готовы формы Purchase и Purchases

ProjectGasStation/ProjectGasStation/Forms/FormPurchase.cs

@@ -80,9 +80,9 @@ namespace ProjectGasStation.Forms
                 MessageBoxButtons.OK, MessageBoxIcon.Error);
             }
         }
-        private void ButtonCancel_Click(object sender, EventArgs e) => Close();
+        private void buttonCancel_Click(object sender, EventArgs e) => Close();
 
-        private Purchase CreatePurchase(int id) => Purchase.CreateOperation(id, comboBoxProduct.SelectedIndex, comboBoxSupplier.SelectedIndex, Convert.ToDateTime(dateTimePicker1), n);
+        private Purchase CreatePurchase(int id) => Purchase.CreateOperation(id, comboBoxProduct.SelectedIndex, comboBoxSupplier.SelectedIndex, (double)numericUpDown2.Value, Convert.ToDateTime(dateTimePicker1), (double)numericUpDown1.Value);
         private void dateTimePicker1_ValueChanged(object sender, EventArgs e)
         {
 

ProjectGasStation/ProjectGasStation/Forms/FormPurchases.Designer.cs

@@ -0,0 +1,101 @@
+namespace ProjectGasStation.Forms
+{
+    partial class FormPurchases
+    {
+        /// <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()
+        {
+            dataGridView1 = new DataGridView();
+            panel1 = new Panel();
+            buttonUpdate = new Button();
+            buttonAdd = new Button();
+            ((System.ComponentModel.ISupportInitialize)dataGridView1).BeginInit();
+            panel1.SuspendLayout();
+            SuspendLayout();
+            // 
+            // dataGridView1
+            // 
+            dataGridView1.ColumnHeadersHeightSizeMode = DataGridViewColumnHeadersHeightSizeMode.AutoSize;
+            dataGridView1.Dock = DockStyle.Fill;
+            dataGridView1.Location = new Point(0, 0);
+            dataGridView1.Name = "dataGridView1";
+            dataGridView1.RowHeadersWidth = 45;
+            dataGridView1.Size = new Size(800, 450);
+            dataGridView1.TabIndex = 0;
+            // 
+            // panel1
+            // 
+            panel1.Controls.Add(buttonUpdate);
+            panel1.Controls.Add(buttonAdd);
+            panel1.Dock = DockStyle.Right;
+            panel1.Location = new Point(647, 0);
+            panel1.Name = "panel1";
+            panel1.Size = new Size(153, 450);
+            panel1.TabIndex = 1;
+            // 
+            // buttonUpdate
+            // 
+            buttonUpdate.BackgroundImage = Properties.Resources.edit;
+            buttonUpdate.BackgroundImageLayout = ImageLayout.Stretch;
+            buttonUpdate.Location = new Point(32, 269);
+            buttonUpdate.Name = "buttonUpdate";
+            buttonUpdate.Size = new Size(83, 75);
+            buttonUpdate.TabIndex = 1;
+            buttonUpdate.UseVisualStyleBackColor = true;
+            // 
+            // buttonAdd
+            // 
+            buttonAdd.BackgroundImage = Properties.Resources.plus1;
+            buttonAdd.BackgroundImageLayout = ImageLayout.Stretch;
+            buttonAdd.Location = new Point(32, 84);
+            buttonAdd.Name = "buttonAdd";
+            buttonAdd.Size = new Size(83, 75);
+            buttonAdd.TabIndex = 0;
+            buttonAdd.UseVisualStyleBackColor = true;
+            buttonAdd.Click += this.buttonAdd_Click;
+            // 
+            // FormPurchases
+            // 
+            AutoScaleDimensions = new SizeF(7F, 17F);
+            AutoScaleMode = AutoScaleMode.Font;
+            ClientSize = new Size(800, 450);
+            Controls.Add(panel1);
+            Controls.Add(dataGridView1);
+            Name = "FormPurchases";
+            Text = "FormPurchase";
+            ((System.ComponentModel.ISupportInitialize)dataGridView1).EndInit();
+            panel1.ResumeLayout(false);
+            ResumeLayout(false);
+        }
+
+        #endregion
+
+        private DataGridView dataGridView1;
+        private Panel panel1;
+        private Button buttonUpdate;
+        private Button buttonAdd;
+    }
+}

ProjectGasStation/ProjectGasStation/Forms/FormPurchases.cs

@@ -0,0 +1,84 @@
+using ProjectGasStation.Repositories;
+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;
+using Unity;
+
+namespace ProjectGasStation.Forms;
+
+public partial class FormPurchases : Form
+{
+    private readonly IUnityContainer _container;
+    private readonly IPurchaseRepository _purchaseRepository;
+    public FormPurchases(IUnityContainer container, IPurchaseRepository purchaseRepository)
+    {
+        InitializeComponent();
+        _container = container ?? throw new ArgumentNullException(nameof(container));
+        _purchaseRepository = purchaseRepository ?? throw new ArgumentNullException(nameof(_purchaseRepository));
+    }
+
+    private void FormPurchases_Load(object sender, EventArgs e)
+    {
+        try
+        {
+            LoadList();
+        }
+        catch (Exception ex)  
+        {
+            MessageBox.Show(ex.Message, "Ошибка при загрузке", MessageBoxButtons.OK, MessageBoxIcon.Error);
+        }
+    }
+
+    private void buttonAdd_Click(object sender, EventArgs e)
+    {
+        try
+        {
+            _container.Resolve<FormPurchase>().ShowDialog();
+            LoadList();
+        }
+        catch (Exception ex)
+        {
+            MessageBox.Show(ex.Message, "Ошибка при добавлении", MessageBoxButtons.OK, MessageBoxIcon.Error);
+        }
+    }
+
+    private void buttonUpdate_Click(object sender, EventArgs e)
+    {
+        if (!TryGetIdentifierFromSelectedRow(out var findId))
+        {
+            return;
+        }
+        try
+        {
+            var form = _container.Resolve<FormPurchase>();
+            form.Id = findId;
+            form.ShowDialog();
+            LoadList();
+        }
+        catch (Exception ex)
+        {
+            MessageBox.Show(ex.Message, "Ошибка при изменении",
+            MessageBoxButtons.OK, MessageBoxIcon.Error);
+        }
+    }
+
+    private void LoadList() => dataGridView1.DataSource = _purchaseRepository.ReadPurchases();
+    private bool TryGetIdentifierFromSelectedRow(out int id)
+    {
+        id = 0;
+        if (dataGridView1.SelectedRows.Count < 1)
+        {
+            MessageBox.Show("Нет выбранной записи", "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+            return false;
+        }
+        id = Convert.ToInt32(dataGridView1.SelectedRows[0].Cells["Id"].Value);
+        return true;
+    }
+}
+

ProjectGasStation/ProjectGasStation/Forms/FormPurchasess.Designer.cs

@@ -1,39 +0,0 @@
-namespace ProjectGasStation.Forms
-{
-    partial class FormPurchasess
-    {
-        /// <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.components = new System.ComponentModel.Container();
-            this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
-            this.ClientSize = new System.Drawing.Size(800, 450);
-            this.Text = "FormPurchase";
-        }
-
-        #endregion
-    }
-}

ProjectGasStation/ProjectGasStation/Forms/FormPurchasess.cs

@@ -1,20 +0,0 @@
-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 ProjectGasStation.Forms
-{
-    public partial class FormPurchasess : Form
-    {
-        public FormPurchasess()
-        {
-            InitializeComponent();
-        }
-    }
-}