ProductCardControl.cs - master - DaNN26/SQLProvider

ProductCardControl.cs
106 строк4 KB
DaNN
Добавьте файлы проекта.
27 май 2026, 12:50
27 май 2026, 12:504fe37b9
using System;
using System.Data;
using System.Drawing;
using System.Globalization;
using System.Windows.Forms;

namespace Demo
{
    internal partial class ProductCardControl : UserControl
    {
        public event EventHandler ProductSelected;

        public int ProductId { get; private set; }

        public ProductCardControl()
        {
            InitializeComponent();
        }

        public ProductCardControl(DataRow row, bool canEdit)
            : this()
        {
            Bind(row);

            if (canEdit)
            {
                Cursor = Cursors.Hand;
                AddClickHandler(this);
            }
        }

        private void Bind(DataRow row)
        {
            ProductId = Convert.ToInt32(row["ProductId"]);

            var stock = Convert.ToInt32(row["Quantity"]);
            var sale = Convert.ToInt32(row["Discount"]);
            var price = Convert.ToDecimal(row["Price"]);
            var finalPrice = price - price * sale / 100m;

            PaintByRules(stock, sale);
            photoPictureBox.Image = AppHelper.LoadImage(row["PhotoPath"].ToString());
            titleInfoLabel.Text = row["CategoryName"] + " | " + row["ProductName"];
            descriptionValueLabel.Text = row["Description"].ToString();
            manufacturerValueLabel.Text = row["ManufacturerName"].ToString();
            supplierValueLabel.Text = row["SupplierName"].ToString();
            unitValueLabel.Text = row["UnitName"].ToString();
            quantityValueLabel.Text = stock.ToString();
            discountPercentLabel.Text = sale + "%";
            oldPriceLabel.Text = price.ToString("0.00", CultureInfo.InvariantCulture) + " руб.";
            newPriceLabel.Text = finalPrice.ToString("0.00", CultureInfo.InvariantCulture) + " руб.";
            normalPriceLabel.Text = price.ToString("0.00", CultureInfo.InvariantCulture) + " руб.";

            oldPriceLabel.Visible = sale > 0;
            newPriceLabel.Visible = sale > 0;
            normalPriceLabel.Visible = sale == 0;
        }

        private void PaintByRules(int stock, int sale)
        {
            var cardColor = sale > 15 ? ColorTranslator.FromHtml("#2E8B57") : Color.White;
            var stockColor = stock == 0 && sale <= 15 ? Color.LightBlue : cardColor;

            PaintAll(cardColor);
            quantityTitleLabel.BackColor = stockColor;
            quantityValueLabel.BackColor = stockColor;
            discountPercentLabel.ForeColor = Color.Black;
        }

        private void PaintAll(Color color)
        {
            var controls = new Control[]
            {
                this, photoPanel, infoPanel, discountPanel, titleInfoLabel,
                descriptionTitleLabel, descriptionValueLabel, manufacturerTitleLabel,
                manufacturerValueLabel, supplierTitleLabel, supplierValueLabel,
                unitTitleLabel, unitValueLabel, quantityTitleLabel, quantityValueLabel,
                priceTitleLabel, oldPriceLabel, newPriceLabel, normalPriceLabel,
                discountTitleLabel, discountPercentLabel
            };

            foreach (var control in controls)
            {
                control.BackColor = color;
            }
        }

        private void AddClickHandler(Control control)
        {
            control.Click += Card_Click;

            foreach (Control child in control.Controls)
            {
                AddClickHandler(child);
            }
        }

        private void Card_Click(object sender, EventArgs e)
        {
            if (ProductSelected != null)
            {
                ProductSelected(this, EventArgs.Empty);
            }
        }
    }
}