Demka/Demka-2/Views/ServiceFormWindow.axaml.cs

using Avalonia.Controls;
using Avalonia.Interactivity;
using Avalonia.Media.Imaging;
using Demka_2.Use;
using System;
using System.Collections.ObjectModel;
using System.Linq;

namespace Demka_2.Views
{
    public partial class ServiceFormWindow : Window
    {
        private Service _service;
        private ObservableCollection<Service> _services;

        public ServiceFormWindow(Service service, ObservableCollection<Service> services)
        {
            InitializeComponent();
            _service = service;
            _services = services;

            LoadServiceData();

            SaveButton.Click += SaveButton_Click;
            SelectImageButton.Click += SelectImageButton_Click;


            /*
             * AddServiceButton.Click += (s, e) =>
            {
                var serviceForm = new ServiceFormWindow(new Service(), Services);
                serviceForm.ShowDialog(this).ContinueWith(_ => UpdateFilteredServices());
            };

            EditServiceButton.Click += (s, e) =>
            {
                if (_serviceList.SelectedItem is Service selectedService)
                {
                    var serviceForm = new ServiceFormWindow(selectedService, Services);
                    serviceForm.ShowDialog(this).ContinueWith(_ => UpdateFilteredServices());
                }
                else
                {
                    MessageBox.Show("Выберите услугу для редактирования.");
                }
            };
            */
        }

        private void LoadServiceData()
        {
            NameTextBox.Text = _service.Name;
            PriceTextBox.Text = _service.Price.ToString();
            DiscountTextBox.Text = _service.Discount.ToString();
            DurationTextBox.Text = _service.Duration.ToString();
            DescriptionTextBox.Text = _service.Description;
            if (!string.IsNullOrEmpty(_service.ImagePath))
            {
                ThumbnailImage.Source = new Bitmap(_service.ImagePath);
            }
        }
        private async void ShowMessage(string message)
        {
            var messageBox = new Window
            {
                Title = "Сообщение",
                Content = message,
                Width = 300,
                Height = 150,
                WindowStartupLocation = WindowStartupLocation.CenterScreen
            };

            var okButton = new Button { Content = "ОК" };
            okButton.Click += (s, e) => messageBox.Close();
            messageBox.Content = new StackPanel
            {
                Children = { new TextBlock { Text = message }, okButton }
            };

            await messageBox.ShowDialog(this);
        }
        private void SaveButton_Click(object? sender, RoutedEventArgs e)
        {
            if (string.IsNullOrWhiteSpace(NameTextBox.Text))
            {
                ShowMessage("Название услуги не может быть пустым.");
                return;
            }

            if (_services.Any(s => s.Name == NameTextBox.Text && s.guid != _service.guid))
            {
                ShowMessage("Услуга с таким названием уже существует.");
                return;
            }

            if (!decimal.TryParse(PriceTextBox.Text, out var price) || price < 0)
            {
                ShowMessage("Введите корректную стоимость.");
                return;
            }

            if (!decimal.TryParse(DiscountTextBox.Text, out var discount) || discount < 0 || discount > 100)
            {
                ShowMessage("Введите корректную скидку (0-100%).");
                return;
            }

            if (!int.TryParse(DurationTextBox.Text, out var duration) || duration <= 0 || duration > 240)
            {
                ShowMessage("Введите корректную длительность (1-240 минут).");
                return;
            }

            _service.Name = NameTextBox.Text;
            _service.Price = price;
            _service.Discount = discount;
            _service.Duration = duration;
            _service.Description = DescriptionTextBox.Text;

            if (_service.guid == Guid.Empty)
            {
                _service.guid = Guid.NewGuid();
                _services.Add(_service);
            }

            this.Close();
        }

        private async void SelectImageButton_Click(object? sender, RoutedEventArgs e)
        {
            var openFileDialog = new OpenFileDialog
            {
                Filters = { new FileDialogFilter { Name = "Images", Extensions = { "jpg", "png" } } }
            };

            var result = await openFileDialog.ShowAsync(this);
            if (result?.Length > 0)
            {
                var imagePath = result[0];
                _service.ImagePath = imagePath;
                ThumbnailImage.Source = new Bitmap(imagePath);
            }
        }
    }
}