using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading;
using System.Windows.Forms;

namespace VersionUpdate
{
    static class Program
    {

        internal static string ExeName { get; private set; }
        /// <summary>
        /// 应用程序的主入口点。
        /// </summary>
        [STAThread]
        static void Main(string[] param)
        {
            try
            {
                #region 系统捕获异常
                Application.SetUnhandledExceptionMode(UnhandledExceptionMode.Automatic);
                Application.ThreadException += new System.Threading.ThreadExceptionEventHandler(Application_ThreadException);
                AppDomain.CurrentDomain.UnhandledException += new UnhandledExceptionEventHandler(CurrentDomain_UnhandledException);
                SetAllowUnsafeHeaderParsing20(true);
                #endregion

                Client client = new Client();
                if (param.Length > 0)
                {
                    ExeName = Client.MapFile(param[0]);
                }
                if (client.CheckInstall())
                {
                    if (param.Length > 0)
                    {
                        Client.StartProcess(param[0]);
                        return;
                    }
                }
                else
                {
                    if (client.CheckVersion())
                    {
                        if (client.CheckInstall())
                        {
                            if (param.Length > 0)
                            {
                                Client.StartProcess(param[0]);
                                return;
                            }
                        }
                    }
                    else if (client.GetVersions().Count == 0 && param.Length == 0)
                        MessageBox.Show("没有发现新版本!", "友情提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
                }

            }
            catch (Exception ex)
            { }
        }



        #region 系统异常捕获
        static bool SetAllowUnsafeHeaderParsing20(bool useUnsafe)
        {
            try
            {
                //Get the assembly that contains the internal class
                System.Reflection.Assembly aNetAssembly = System.Reflection.Assembly.GetAssembly(typeof(System.Net.Configuration.SettingsSection));
                if (aNetAssembly != null)
                {
                    //Use the assembly in order to get the internal type for the internal class
                    Type aSettingsType = aNetAssembly.GetType("System.Net.Configuration.SettingsSectionInternal");
                    if (aSettingsType != null)
                    {
                        //Use the internal static property to get an instance of the internal settings class.
                        //If the static instance isn't created allready the property will create it for us.
                        object anInstance = aSettingsType.InvokeMember("Section",
                          System.Reflection.BindingFlags.Static | System.Reflection.BindingFlags.GetProperty | System.Reflection.BindingFlags.NonPublic, null, null, new object[] { });

                        if (anInstance != null)
                        {
                            //Locate the private bool field that tells the framework is unsafe header parsing should be allowed or not
                            System.Reflection.FieldInfo aUseUnsafeHeaderParsing = aSettingsType.GetField("useUnsafeHeaderParsing", System.Reflection.BindingFlags.NonPublic | System.Reflection.BindingFlags.Instance);
                            if (aUseUnsafeHeaderParsing != null)
                            {
                                aUseUnsafeHeaderParsing.SetValue(anInstance, useUnsafe);
                                return true;
                            }
                        }
                    }
                }
                return false;
            }
            catch (Exception ex)
            {
                //MessageBox.Show(ex.Message + " - " + ex.StackTrace);
            }
            return false;
        }
        static void Application_ThreadException(object sender, System.Threading.ThreadExceptionEventArgs e)
        {
            try
            {
                string str = GetExceptionMsg(e.Exception, e.ToString());
                //MessageBox.Show(str, "子线程错误", MessageBoxButtons.OK, MessageBoxIcon.Error);
                throw new Exception(str);
            }
            catch (Exception ex)
            {
                //MessageBox.Show(ex.Message, "子线程错误", MessageBoxButtons.OK, MessageBoxIcon.Error);
            }
        }
        static void CurrentDomain_UnhandledException(object sender, UnhandledExceptionEventArgs e)
        {
            try
            {
                string str = GetExceptionMsg(e.ExceptionObject as Exception, e.ToString());
                //  MessageBox.Show(str, "主线程错误", MessageBoxButtons.OK, MessageBoxIcon.Error);
                throw new Exception(str);
            }
            catch (Exception ex)
            {
                //MessageBox.Show(ex.Message, "主线程错误", MessageBoxButtons.OK, MessageBoxIcon.Error);
            }
        }
        static string GetExceptionMsg(Exception ex, string backStr)
        {
            StringBuilder sb = new StringBuilder();
            sb.AppendLine("****************************异常文本****************************");
            sb.AppendLine("【出现时间】：" + DateTime.Now.ToString());
            if (ex != null)
            {
                sb.AppendLine("【异常类型】：" + ex.GetType().Name);
                sb.AppendLine("【异常信息】：" + ex.Message);
                sb.AppendLine("【堆栈调用】：" + ex.StackTrace);
            }
            else
            {
                sb.AppendLine("【未处理异常】：" + backStr);
            }
            sb.AppendLine("***************************************************************");
            return sb.ToString();
        }

        /// <summary>
        /// 退出
        /// </summary>
        public static void Exit(bool start = false)
        {
            try
            {
                if (start)
                {
                    //程序位置
                    string strAppFileName = Process.GetCurrentProcess().MainModule.FileName;
                    Process myNewProcess = new Process();
                    //要启动的应用程序
                    myNewProcess.StartInfo.FileName = strAppFileName;
                    // 设置要启动的进程的初始目录
                    myNewProcess.StartInfo.WorkingDirectory = Application.ExecutablePath;
                    //启动程序
                    myNewProcess.Start();
                }
                //结束该程序
                // Application.Exit();
                //结束该所有线程
                //Environment.Exit(0);
                Process.GetCurrentProcess().Kill();
            }
            catch (Exception)
            { }
        }

        #endregion
    }
}