107 lines
4.0 KiB
C#
107 lines
4.0 KiB
C#
using OrderSupportTicket.Models;
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using OrderSupportTicket.Services;
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using OrderSupportTicket.ViewModels;
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using System;
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using System.Windows;
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using System.Windows.Controls;
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namespace OrderSupportTicket.Views;
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/// <summary>
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/// 工单页面外壳，只负责组合子视图以及管理页面生命周期。
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/// </summary>
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public partial class OrderSupportTicketView : UserControl
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{
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private bool _active;
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private Window _hostWindow;
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public OrderSupportTicketView() : this(new TicketService(), CreateDefaultOptions()) { }
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public OrderSupportTicketView(TicketService ticketService, TicketClientOptions options = null)
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{
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InitializeComponent();
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ViewModel = new OrderSupportTicketViewModel(ticketService, options ?? CreateDefaultOptions());
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DataContext = ViewModel;
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Loaded += OnLoaded;
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Unloaded += OnUnloaded;
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}
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public static TicketClientOptions CreateDefaultOptions(string fallbackUserName = null)
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{
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var configured = TicketClientOptions.FromApplicationSettings();
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var userName = !string.IsNullOrWhiteSpace(configured.UserName)
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? configured.UserName
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: (!string.IsNullOrWhiteSpace(fallbackUserName) ? fallbackUserName.Trim() : "18990991234");
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var appIds = configured.AppIds != null && configured.AppIds.Count > 0
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? configured.AppIds
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: new List<string> { "wx316b1291351558aa", "wx7999743c3d64c05c" };
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return new TicketClientOptions
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{
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UserName = userName,
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ConversationMode = configured.ConversationMode,
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AppIds = appIds,
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Orders =
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[
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new TicketOrderOption { Amount = 109m, AppId = "wx316b1291351558aa", GoodsName = "梵客隆收腹内裤女新款高腰无痕磨毛暖融收小肚子提臀塑身平角裤", OrderId = "9000000000000000001", OrderedAt = new DateTime(2020, 1, 1) },
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new TicketOrderOption { Amount = 109m, AppId = "wx7999743c3d64c05c", GoodsName = "洁柔抽纸粉Face家用实惠装批发纸巾大包面纸餐巾纸抽整箱可湿水纸", OrderId = "9000000000000000002", OrderedAt = new DateTime(2020, 1, 1) }
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]
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};
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}
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public OrderSupportTicketViewModel ViewModel { get; }
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public void Configure(TicketClientOptions options) => ViewModel.Configure(options);
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public void OpenNewTicket(TicketOrderOption order) => ViewModel.OpenNewTicket(order);
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public void OpenTicket(string appId, string wechatOrderId) => ViewModel.OpenTicket(appId, wechatOrderId);
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private async void OnLoaded(object sender, RoutedEventArgs e)
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{
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if (_active) return;
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_active = true;
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AttachHostWindow(Window.GetWindow(this));
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UpdateWindowActiveState();
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await ViewModel.InitializeAsync();
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}
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private async void OnUnloaded(object sender, RoutedEventArgs e)
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{
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if (!_active) return;
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_active = false;
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ViewModel.IsWindowActive = false;
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DetachHostWindow();
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await ViewModel.DeactivateAsync();
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}
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private void AttachHostWindow(Window window)
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{
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DetachHostWindow();
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_hostWindow = window;
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if (_hostWindow == null) return;
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_hostWindow.Activated += OnHostWindowStateChanged;
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_hostWindow.Deactivated += OnHostWindowStateChanged;
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_hostWindow.IsVisibleChanged += OnHostWindowIsVisibleChanged;
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_hostWindow.StateChanged += OnHostWindowStateChanged;
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_hostWindow.Closed += OnHostWindowClosed;
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}
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private void DetachHostWindow()
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{
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if (_hostWindow == null) return;
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_hostWindow.Activated -= OnHostWindowStateChanged;
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_hostWindow.Deactivated -= OnHostWindowStateChanged;
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_hostWindow.IsVisibleChanged -= OnHostWindowIsVisibleChanged;
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_hostWindow.StateChanged -= OnHostWindowStateChanged;
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_hostWindow.Closed -= OnHostWindowClosed;
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_hostWindow = null;
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}
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private void UpdateWindowActiveState()
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{
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ViewModel.IsWindowActive = _hostWindow != null && _hostWindow.IsVisible && _hostWindow.IsActive && _hostWindow.WindowState != WindowState.Minimized;
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}
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private void OnHostWindowStateChanged(object sender, EventArgs e) => UpdateWindowActiveState();
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private void OnHostWindowIsVisibleChanged(object sender, DependencyPropertyChangedEventArgs e) => UpdateWindowActiveState();
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private void OnHostWindowClosed(object sender, EventArgs e) { ViewModel.IsWindowActive = false; DetachHostWindow(); }
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}
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