App.xaml.cs

using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Runtime.InteropServices.WindowsRuntime;
using Windows.ApplicationModel;
using Windows.ApplicationModel.Activation;
using Windows.Foundation;
using Windows.Foundation.Collections;
using Windows.Networking.PushNotifications;
using Windows.Security.ExchangeActiveSyncProvisioning;
using Windows.UI.Notifications;
using Windows.UI.Xaml;
using Windows.UI.Xaml.Controls;
using Windows.UI.Xaml.Controls.Primitives;
using Windows.UI.Xaml.Data;
using Windows.UI.Xaml.Input;
using Windows.UI.Xaml.Media;
using Windows.UI.Xaml.Navigation;
using AcFunVideo.Utilites;

namespace AcFunVideo
{
    /// <summary>
    /// 提供特定于应用程序的行为，以补充默认的应用程序类。
    /// </summary>
    sealed partial class App : Application
    {
        private PushNotificationChannel Channel;
        /// <summary>
        /// 初始化单一实例应用程序对象。这是执行的创作代码的第一行，
        /// 已执行，逻辑上等同于 main() 或 WinMain()。
        /// </summary>
        public App()
        {
            Microsoft.ApplicationInsights.WindowsAppInitializer.InitializeAsync(
                Microsoft.ApplicationInsights.WindowsCollectors.Metadata |
                Microsoft.ApplicationInsights.WindowsCollectors.Session);
            this.InitializeComponent();
            this.Suspending += OnSuspending;
        }

        /// <summary>
        /// 在应用程序由最终用户正常启动时进行调用。
        /// 将在启动应用程序以打开特定文件等情况下使用。
        /// </summary>
        /// <param name="e">有关启动请求和过程的详细信息。</param>
        protected override void OnLaunched(LaunchActivatedEventArgs e)
        {
            SYEngine.Core.Initialize();
           // var url = Windows.ApplicationModel.Package.Current.InstalledLocation.Path;
#if DEBUG
            if (System.Diagnostics.Debugger.IsAttached)
            {
                this.DebugSettings.EnableFrameRateCounter = false;
            }
#endif

            Frame rootFrame = Window.Current.Content as Frame;

            // 不要在窗口已包含内容时重复应用程序初始化，
            // 只需确保窗口处于活动状态
            if (rootFrame == null)
            {
                // 创建要充当导航上下文的框架，并导航到第一页
                rootFrame = new Frame();

                rootFrame.NavigationFailed += OnNavigationFailed;

                if (e.PreviousExecutionState == ApplicationExecutionState.Terminated)
                {
                    //TODO: 从之前挂起的应用程序加载状态
                }

                // 将框架放在当前窗口中
                Window.Current.Content = rootFrame;
            }

            if (rootFrame.Content == null)
            {
                // 当导航堆栈尚未还原时，导航到第一页，
                // 并通过将所需信息作为导航参数传入来配置
                // 参数

                EasClientDeviceInformation info = new EasClientDeviceInformation();
                var result = info.OperatingSystem;

                //todo

                rootFrame.Navigate(typeof(MainPage), e.Arguments);
            }
            // 确保当前窗口处于活动状态
            Window.Current.Activate();
            InitPushService();
        }

        private Frame CreateRootFrame()
        {
            Frame rootFrame = Window.Current.Content as Frame;
            if (rootFrame==null)
            {
                rootFrame = new Frame();
                rootFrame.Language = Windows.Globalization.ApplicationLanguages.Languages[0];
                rootFrame.NavigationFailed += OnNavigationFailed;
                Window.Current.Content = rootFrame;
            }
            return rootFrame;
        }

        /// <summary>
        /// 导航到特定页失败时调用
        /// </summary>
        ///<param name="sender">导航失败的框架</param>
        ///<param name="e">有关导航失败的详细信息</param>
        void OnNavigationFailed(object sender, NavigationFailedEventArgs e)
        {
            throw new Exception("Failed to load Page " + e.SourcePageType.FullName);
        }

        /// <summary>
        /// 在将要挂起应用程序执行时调用。  在不知道应用程序
        /// 无需知道应用程序会被终止还是会恢复，
        /// 并让内存内容保持不变。
        /// </summary>
        /// <param name="sender">挂起的请求的源。</param>
        /// <param name="e">有关挂起请求的详细信息。</param>
        private void OnSuspending(object sender, SuspendingEventArgs e)
        {
            var deferral = e.SuspendingOperation.GetDeferral();
            //TODO: 保存应用程序状态并停止任何后台活动
            deferral.Complete();
        }

        private async void InitPushService()
        {
            try
            {
                if (Channel != null)
                {
                    Channel.PushNotificationReceived -= OnPushNotificationReceived;
                    Channel = null;
                }
                Channel = await PushNotificationChannelManager.CreatePushNotificationChannelForApplicationAsync();
                Channel.PushNotificationReceived += OnPushNotificationReceived;
                var timeout = Config.GetValue(ConfigSetting.PushServiceExpiration, 0L, false).TimeStampToDate(); 
                if (timeout <= DateTime.Now)
                {
                    PushService.InitBmob("e9c75afb85827f7eda486d8eaa5eb304", "c88dc50c5af870db43d4de302cce50d5"); 
                    PushService.InitPushService(Channel, "Push", () =>
                    {
                        Config.SetValue(ConfigSetting.PushServiceExpiration, Channel.ExpirationTime.LocalDateTime.GetTimeStampSeconds(), false);
                    });
                }
            }
            catch (Exception ex)
            {

            }
        }

        private void OnPushNotificationReceived(PushNotificationChannel sender, PushNotificationReceivedEventArgs args)
        {
            switch (args.NotificationType)
            {
                case PushNotificationType.Badge: // badge 通知
                    BadgeUpdateManager.CreateBadgeUpdaterForApplication().Update(args.BadgeNotification);
                    break;
                case PushNotificationType.Raw: // raw 通知
                    // 当收到推送的 raw 通知时，如果 app 在锁屏，则可以触发后台任务以执行相关的逻辑（PushNotificationTrigger）
                    string msg = args.RawNotification.Content;
                    break;
                case PushNotificationType.Tile: // tile 通知
                    TileUpdateManager.CreateTileUpdaterForApplication().Update(args.TileNotification);
                    break;
                case PushNotificationType.Toast: // toast 通知
                    ToastNotificationManager.CreateToastNotifier().Show(args.ToastNotification);
                    break;
                default:
                    break;
            }
        }
    }
}