using CefSharp;
using CefSharp.Wpf;
using FISLib;
using FISSDKDemoV2.Manager;
using FISSDKDemoV2.Model.GC;
using FISSDKDemoV2.Model.Log;
using System;
using System.Diagnostics;
using System.IO;
using System.Linq;
using System.Windows;
using System.Windows.Threading;

namespace FISSDKDemoV2
{
    /// <summary>
    /// App.xaml 的交互逻辑
    /// </summary>
    public partial class App : Application
    {
        protected override void OnStartup(StartupEventArgs e)
        {
            CheckedOpenRepeatedly();
            var rootPath = "D:";
            if (!Directory.Exists(rootPath))
            {
                rootPath = Path.GetPathRoot(AppDomain.CurrentDomain.BaseDirectory);
            }
            var fisLogPath = Path.Combine(rootPath, "FISLogFolder");
            Logger.RegisterEngine(new DefaultLogEngine(fisLogPath));
            GCLogger.RegisterEngine(new GCLogEngine(fisLogPath));
            GcAdapter.Instance.RegisterForFullGCNotification(99, 99);
            AppDomain.CurrentDomain.UnhandledException += OnDomainOnUnhandledException;
            Current.DispatcherUnhandledException += OnDispatcherUnhandledException;
            InitCefSharp();
            base.OnStartup(e);
        }

        private void InitCefSharp()
        {
            try
            {
                var settings = new CefSettings
                {
                    Locale = "zh-CN",
                    LogSeverity = LogSeverity.Disable,
                    IgnoreCertificateErrors = true,
                    BrowserSubprocessPath = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "CefSharp", "x64", "CefSharp.BrowserSubprocess.exe"),
                };
                //允许媒体自动播放，而无需用户交互。
                settings.CefCommandLineArgs.Add("autoplay-policy", "no-user-gesture-required");
                //启用打印预览功能
                settings.CefCommandLineArgs.Add("--enable-print-preview", "1");
                //允许使用媒体流（例如麦克风和摄像头）。
                settings.CefCommandLineArgs.Add("enable-media-stream", "1");
                //允许屏幕捕捉，这通常用于屏幕共享或录制。
                settings.CefCommandLineArgs.Add("enable-usermedia-screen-capturing", "1");
                //允许语音输入
                settings.CefCommandLineArgs.Add("enable-speech-input", "1");
                //禁用Web安全策略，允许跨源请求，但这可能会带来安全风险
                settings.CefCommandLineArgs.Add("--disable-web-security", "1");
                //允许HTTP屏幕捕获
                settings.CefCommandLineArgs.Add("allow-http-screen-capture", "1");
                //自动选择桌面捕捉源为整个屏幕
                settings.CefCommandLineArgs.Add("--auto-select-desktop-capture-source", "Entire screen");
                //使用假的UI来请求媒体流（例如摄像头和麦克风），而不显示真实的权限请求对话框
                settings.CefCommandLineArgs.Add("--use-fake-ui-for-media-stream", "1");
                //启用专有编解码器，这可以支持更多的视频格式
                settings.CefCommandLineArgs.Add("proprietary_codecs", "1");
                //启用剪贴板访问
                settings.CefCommandLineArgs.Add("--enable-clipboard", "1");
                //使用Chrome版本的FFmpeg，这可以支持更多的媒体格式
                settings.CefCommandLineArgs.Add("ffmpeg_branding", "Chrome");
                // 允许CEF访问剪贴板
                settings.CefCommandLineArgs.Add("allow-cef-access-to-clipboard", "1");
                //允许从文件访问文件，通常用于本地HTML页面可以读取其他本地文件。
                settings.CefCommandLineArgs.Add("allow-file-access-from-files", "1");

                settings.CefCommandLineArgs.Add("unsafely-treat-insecure-origin-as-secure", "http://192.168.6.103:8081,http://192.168.6.62:8081,http://192.168.6.71:8081,http://192.168.6.117:8081");
                //CefSharpSettings.LegacyJavascriptBindingEnabled = true;
                CefSharpSettings.ShutdownOnExit = false;
#if DEBUG
                settings.RemoteDebuggingPort = 8088;
#endif
                Cef.Initialize(settings);
            }
            catch (Exception ex)
            {
                Logger.WriteLineError($"CefInit Error:{ex}");
                PageManager.Instance.ShowMessageBoxInMainWindow(FISDeviceLogCategory.Error, $"CefInit Error:{ex}");
            }
        }

        private void OnDispatcherUnhandledException(object sender, DispatcherUnhandledExceptionEventArgs e)
        {
            Logger.WriteLineError($"OnDispatcherUnhandledException:{e.Exception}");
            e.Handled = true;
            PageManager.Instance.ShowMessageBoxInMainWindow(FISDeviceLogCategory.Error, $"OnDispatcherUnhandledException{e.Exception}");
        }

        private void OnDomainOnUnhandledException(object sender, UnhandledExceptionEventArgs e)
        {
            Logger.WriteLineError($"OnDomainOnUnhandledException:{e.ExceptionObject}");
            PageManager.Instance.ShowMessageBoxInMainWindow(FISDeviceLogCategory.Error, $"OnDomainOnUnhandledException:{e.ExceptionObject}");
        }

        /// <summary>
        /// 判断是否重复打开
        /// </summary>
        private void CheckedOpenRepeatedly()
        {
            var thisProcess = Process.GetCurrentProcess();
            if (Process.GetProcessesByName(thisProcess.ProcessName).Where(x => x.ProcessName == thisProcess.ProcessName).Count() > 1)
            {
                PageManager.Instance.ShowMessageBoxInMainWindow(FISDeviceLogCategory.Warn, $"已有相同程序正在运行中，此程序即将退出。");
                thisProcess.Kill();
            }
        }
    }
}