using System;
using System.IO;
using System.Security.Principal;
using System.Text;
using System.Windows.Forms;
using System.Xml;
using ClassFile;

namespace UAS_PLCDataReader
{
    static class Program
    {
        /// <summary>
        /// 应用程序的主入口点
        /// </summary>
        [STAThread]
        static void Main()
        {
            try
            {
                WindowsIdentity identity = WindowsIdentity.GetCurrent();
                WindowsPrincipal principal = new WindowsPrincipal(identity);
                //设置应用程序处理异常方式:ThreadException处理
                Application.SetUnhandledExceptionMode(UnhandledExceptionMode.CatchException);
                //处理UI线程异常
                Application.ThreadException += new System.Threading.ThreadExceptionEventHandler(Application_ThreadException);
                //处理非UI线程异常
                AppDomain.CurrentDomain.UnhandledException += new UnhandledExceptionEventHandler(CurrentDomain_UnhandledException);
                #region 应用程序的主入口点
                Application.EnableVisualStyles();
                Application.SetCompatibleTextRenderingDefault(false);
                //启用异常记录日志的操作
                string sysdisc = Environment.GetEnvironmentVariable("windir").Substring(0, 1);
                //创建标签缓存的文件夹
                if (!Directory.Exists(LogManager.LogAddress))
                    Directory.CreateDirectory(LogManager.LogAddress);
                FileStream fs = new FileStream(LogManager.LogAddress + DateTime.Now.ToString("yyyy-MM-dd") + ".txt", FileMode.OpenOrCreate, FileAccess.ReadWrite);
                fs.Close();
                if (principal.IsInRole(WindowsBuiltInRole.Administrator))
                    Application.Run(new MainWindow());
                else
                {
                    //创建启动对象
                    System.Diagnostics.ProcessStartInfo startInfo = new System.Diagnostics.ProcessStartInfo();
                    // 设置运行文件
                    startInfo.FileName = Application.ExecutablePath;
                    //设置启动动作,确保以管理员身份运行
                    startInfo.Verb = "runas";
                    //如果不是管理员，则启动UAC
                    System.Diagnostics.Process.Start(startInfo);
                }
                #endregion
            }
            catch (Exception ex)
            {
                string str = GetExceptionMsg(ex, string.Empty);
                MessageBox.Show(str, "系统错误", MessageBoxButtons.OK, MessageBoxIcon.Error);
            }
        }

        //处理线程的异常
        static void Application_ThreadException(object sender, System.Threading.ThreadExceptionEventArgs e)
        {
            string str = GetExceptionMsg(e.Exception, e.ToString());
            LogManager.DoLog(e.Exception.Message + "  " + e.Exception.TargetSite + "  " + e.Exception.StackTrace);
            MessageBox.Show(str, "提示", MessageBoxButtons.OK, MessageBoxIcon.Stop);
        }

        //未处理的异常统一通过这里返回
        static void CurrentDomain_UnhandledException(object sender, UnhandledExceptionEventArgs e)
        {
            string str = GetExceptionMsg(e.ExceptionObject as Exception, e.ToString());
            LogManager.DoLog(str);
            MessageBox.Show(str, "提示", MessageBoxButtons.OK, MessageBoxIcon.Stop);
        }

        /// <summary>
        /// 生成自定义异常消息
        /// </summary>
        /// <param name="ex">异常对象</param>
        /// <param name="backStr">备用异常消息：当ex为null时有效</param>
        /// <returns>异常字符串文本</returns>
        static string GetExceptionMsg(Exception ex, string backStr)
        {
            StringBuilder sb = new StringBuilder();
            if (ex != null)
            {
                sb.AppendLine(ex.Message);
                //sb.AppendLine("【异常方法】：" + ex.StackTrace);
            }
            //else { sb.AppendLine("【未处理异常】：" + backStr); }
            return sb.ToString();
        }
    }
}