102 lines
3.1 KiB
C#
102 lines
3.1 KiB
C#
using Avalonia.Controls;
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using Avalonia.Markup.Xaml;
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using System.Collections.ObjectModel;
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using System.Linq;
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using Demka_2.Use;
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using System;
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namespace Demka_2.Views;
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public partial class MainWindow : Window
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{
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private ObservableCollection<Service> Services { get; set; } = new ObservableCollection<Service>();
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private ObservableCollection<Service> FilteredServices { get; set; } = new ObservableCollection<Service>();
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private TextBox _searchBox;
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private ComboBox _discountFilter;
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private ListBox _serviceList;
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private TextBlock _serviceCountText;
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public MainWindow()
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{
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InitializeComponent();
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LoadServices();
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UpdateFilteredServices();
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}
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private void InitializeComponent()
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{
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AvaloniaXamlLoader.Load(this);
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_searchBox = this.FindControl<TextBox>("SearchBox");
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_discountFilter = this.FindControl<ComboBox>("DiscountFilter");
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_serviceList = this.FindControl<ListBox>("ServiceList");
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_serviceCountText = this.FindControl<TextBlock>("ServiceCountText");
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_serviceList.ItemsSource = FilteredServices;
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_searchBox.TextChanged += SearchBox_TextChanged;
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_discountFilter.SelectionChanged += DiscountFilter_SelectionChanged;
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}
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private void LoadServices()
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{
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Services.Add(new Service { Name = "Услуга 1", Price = 100, Duration = 30, Discount = 0 });
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Services.Add(new Service { Name = "Услуга 2", Price = 200, Duration = 60, Discount = 10 });
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Services.Add(new Service { Name = "Услуга 3", Price = 150, Duration = 45, Discount = 20 });
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}
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private void UpdateFilteredServices()
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{
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var query = Services.AsEnumerable();
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if (!string.IsNullOrWhiteSpace(_searchBox.Text))
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{
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string searchQuery = _searchBox.Text.ToLower();
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query = query.Where(service =>
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service.Name.ToLower().Contains(searchQuery) ||
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service.Description.ToLower().Contains(searchQuery));
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}
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if (_discountFilter.SelectedItem is TextBlock selected && selected.Text != "Все")
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{
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var range = ParseDiscountRange(selected.Text);
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if (range != null)
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{
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query = query.Where(service =>
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service.Discount >= range.Value.min && service.Discount < range.Value.max);
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}
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}
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FilteredServices.Clear();
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foreach (var service in query)
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{
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FilteredServices.Add(service);
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}
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_serviceCountText.Text = $"{FilteredServices.Count} из {Services.Count}";
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}
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private void SearchBox_TextChanged(object? sender, EventArgs e)
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{
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UpdateFilteredServices();
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}
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private void DiscountFilter_SelectionChanged(object? sender, SelectionChangedEventArgs e)
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{
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UpdateFilteredServices();
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}
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private (decimal min, decimal max)? ParseDiscountRange(string rangeText)
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{
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return rangeText switch
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{
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"0-5%" => (0, 5),
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"5-15%" => (5, 15),
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"15-30%" => (15, 30),
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"30-70%" => (30, 70),
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"70-100%" => (70, 100),
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_ => null,
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};
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}
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}
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