GtaVUsersInfo/Controls/CarControl.cs

using System;
using System.Drawing;
using System.IO;
using System.Net.Http;
using System.Threading.Tasks;
using System.Windows.Forms;
using GtaVUsersInfo.Helpers;
using GtaVUsersInfo.Sources;

namespace GtaVUsersInfo.Controls
{
    public partial class CarControl : UserControl
    {
        private static readonly HttpClient httpClient = new HttpClient();
        private Car car;

        public Car Car
        {
            get { return car; }
            set { car = value; }
        }

        public ContextMenuStrip MenuStrip
        {
            get { return ContextMenuStrip; }
            set { ContextMenuStrip = value; }
        }

        public CarControl(Car carItem)
        {
            InitializeComponent();

            Car = carItem;

            NameLabel.Text = Car.Name;
            ManufacturerLabel.Text = Car.Manufacturer;
            ClassTextBox.Text = Car.Class;
            ModelTextBox.Text = Car.Model;
            MoneyTextBox.Text = '$' + Car.Price.ToString();

            ChangeColor();

            LoadImageAsync(Car.Photo);
        }

        public void EditCar(Car car)
        {
            Car = car;

            NameLabel.Text = Car.Name;
            ManufacturerLabel.Text = Car.Manufacturer;
            ClassTextBox.Text = Car.Class;
            ModelTextBox.Text = Car.Model;
            MoneyTextBox.Text = '$' + Car.Price.ToString();

            LoadImageAsync(Car.Photo);
        }

        private async void LoadImageAsync(string imageUrl)
        {
            try
            {
                byte[] imageBytes = await httpClient.GetByteArrayAsync(imageUrl);

                using (var ms = new MemoryStream(imageBytes))
                {
                    var bitmap = new Bitmap(ms);
                    SetImage(bitmap);
                }
            }
            catch (HttpRequestException ex)
            {
                ErrorsShow.ShowErrorMessage($"Ошибка HTTP: {ex.Message}");
            }
            catch (Exception ex)
            {
                ErrorsShow.ShowErrorMessage($"Произошла неожиданная ошибка: {ex.Message}");
            }
        }

        private void SetImage(Image image)
        {
            if (InvokeRequired)
            {
                Invoke(new Action<Image>(SetImage), image);
            }
            else
            {
                PhotoBox.Image = image;
            }
        }

        private void carPrice_Enter(object sender, EventArgs e)
        {
            (sender as TextBox).Text = (sender as TextBox).Text.Trim('$');
        }

        private void carPrice_Leave(object sender, EventArgs e)
        {
            Car.Price = int.Parse((sender as TextBox).Text);
            (sender as TextBox).Text = '$' + (sender as TextBox).Text;
        }

        private void carPrice_KeyPress(object sender, KeyPressEventArgs e)
        {
            if (e.KeyChar == (char)Keys.Enter)
            {
                NameLabel.Focus();
                e.Handled = true;
                return;
            }

            if (!char.IsControl(e.KeyChar) && !char.IsDigit(e.KeyChar))
            {
                e.Handled = true;
            }
        }

        private void ChangeColor()
        {
            this.BackColor = car.color;
            MoneyTextBox.BackColor = car.color;
            ClassTextBox.BackColor = car.color;
            ModelTextBox.BackColor = car.color;
        }

        public void ChangeColor(object sender, EventArgs e)
        {
            using (ColorDialog colorDialog = new ColorDialog())
            {
                if (colorDialog.ShowDialog() == DialogResult.OK)
                {
                    car.color = colorDialog.Color;
                    ChangeColor();
                }
            }
        }
    }
}