Добавьте файлы проекта.

2026-05-28 15:04:41 +03:00
parent d6cdce6a2c
commit 3a8e307791
31 changed files with 1876 additions and 0 deletions
@@ -0,0 +1,116 @@
+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 Npgsql;
+
+namespace demo25052026
+{
+    public partial class Form2 : Form
+    {
+        static string connS = "Server=localhost;Port=5432;Database=newdemo26;Username=postgres;Password=Swa2sWA13;";
+        int ID_pr { get; set; }
+        public Form2(int ID)
+        {
+            InitializeComponent();
+            ID_pr = ID;
+            if (ID != 0)
+            {
+                NpgsqlConnection npgsqlConnection = new NpgsqlConnection(connS);
+                npgsqlConnection.Open();
+                NpgsqlCommand command = new NpgsqlCommand(@$"SELECT ""Naimenov_ID"", ""Tip_ID"", ""Ed_izm"", ""Cena"", ""Postav_ID"", ""Proizv_ID"", ""Skidka"", ""Kolichestvo"", ""Opisanie"", ""Photo"", ""Articul"" FROM public.""Tovar"" WHERE ""ID_Tovar"" = {ID};", npgsqlConnection);
+                DataTable data = new DataTable();
+                data.Load(command.ExecuteReader());
+                comboBox2.SelectedIndex = int.Parse(data.Rows[0].ItemArray[0].ToString()) - 1;
+                comboBox1.SelectedIndex = int.Parse(data.Rows[0].ItemArray[1].ToString()) - 1;
+                comboBox5.SelectedIndex = 0;
+                textBox5.Text = data.Rows[0].ItemArray[3].ToString();
+                comboBox4.SelectedIndex = int.Parse(data.Rows[0].ItemArray[4].ToString()) - 1;
+                comboBox3.SelectedIndex = int.Parse(data.Rows[0].ItemArray[5].ToString()) - 1;
+
+                Skidka.Text = data.Rows[0].ItemArray[6].ToString();
+
+                textBox7.Text = data.Rows[0].ItemArray[7].ToString();
+                textBox2.Text = data.Rows[0].ItemArray[8].ToString();
+                if (data.Rows[0].ItemArray[9].ToString() != "")
+                {
+                    Photo.Image = Image.FromFile(data.Rows[0].ItemArray[9].ToString());
+                    PhotoPath = data.Rows[0].ItemArray[9].ToString();
+                }
+                else
+                {
+                    Photo.Image = Image.FromFile("picture.png");
+                }
+
+                textBox1.Text = data.Rows[0].ItemArray[10].ToString();
+
+
+                npgsqlConnection.Close();
+            }
+
+        }
+
+        string PhotoPath { get; set; }
+        private void button2_Click(object sender, EventArgs e)
+        {
+            if (ID_pr == 0)
+            {
+                NpgsqlConnection npgsqlConnection = new NpgsqlConnection(connS);
+                npgsqlConnection.Open();
+                NpgsqlCommand command = new NpgsqlCommand(@$"INSERT INTO public.""Tovar""(""Articul"", ""Naimenov_ID"", ""Ed_izm"", ""Cena"", ""Postav_ID"", ""Proizv_ID"", ""Tip_ID"", ""Skidka"", ""Kolichestvo"", ""Opisanie"", ""Photo"") VALUES ('{textBox1.Text}', {comboBox2.SelectedIndex + 1}, '{comboBox5.SelectedItem.ToString()}', {textBox5.Text}, {comboBox4.SelectedIndex + 1}, {comboBox3.SelectedIndex + 1}, {comboBox1.SelectedIndex + 1}, {Skidka.Text}, {textBox7.Text}, {textBox2.Text}, {PhotoPath});", npgsqlConnection);
+                command.ExecuteNonQuery();
+
+                npgsqlConnection.Close();
+            }
+            else
+            {
+                NpgsqlConnection npgsqlConnection = new NpgsqlConnection(connS);
+                npgsqlConnection.Open();
+                NpgsqlCommand command = new NpgsqlCommand(@$"UPDATE public.""Tovar"" SET  ""Articul""='{textBox1.Text}', ""Naimenov_ID""={comboBox2.SelectedIndex + 1}, ""Ed_izm""='{comboBox5.SelectedItem.ToString()}', ""Cena""= {textBox5.Text}, ""Postav_ID""={comboBox4.SelectedIndex + 1}, ""Proizv_ID""={comboBox3.SelectedIndex + 1}, ""Tip_ID""={comboBox1.SelectedIndex + 1}, ""Skidka""={Skidka.Text}, ""Kolichestvo""={textBox7.Text}, ""Opisanie""='{textBox2.Text}', ""Photo""= '{PhotoPath}' WHERE ""ID_Tovar""= {ID_pr};", npgsqlConnection);
+                command.ExecuteNonQuery();
+
+                npgsqlConnection.Close();
+                
+            }
+
+        }
+
+        private void comboBox2_SelectedIndexChanged(object sender, EventArgs e)
+        {
+
+        }
+
+        private void Photo_Click(object sender, EventArgs e)
+        {
+            OpenFileDialog openFile = new OpenFileDialog(); 
+            if (openFile.ShowDialog() == DialogResult.OK)
+            {
+                PhotoPath = openFile.FileName;
+                Photo.Image = Image.FromFile(PhotoPath);
+            }
+
+        }
+
+        private void button1_Click(object sender, EventArgs e)
+        {
+            this.Hide();
+            Form1 form = new Form1();
+            form.Hide();
+        }
+
+        private void button4_Click(object sender, EventArgs e)
+        {
+            NpgsqlConnection npgsqlConnection = new NpgsqlConnection(connS);
+            npgsqlConnection.Open();
+            NpgsqlCommand command = new NpgsqlCommand(@$"DELETE FROM public.""Tovar"" WHERE ""ID_Tovar"" = {ID_pr};", npgsqlConnection);
+            command.ExecuteNonQuery();
+
+            npgsqlConnection.Close();
+        }
+    }
+}