using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Aitex.Core.RT.Log;
using Aitex.Core.Util;

namespace MECF.Framework.Common.Utilities
{
    public class PerformanceMonitor
    {
        public static DeviceTimer _timer = new DeviceTimer();

        public static void TraceLog()
        {
            if (_timer.GetElapseTime() < 1000 && !_timer.IsIdle()) 
                return;

            _timer.Start(0);

            Action act = () =>
            {
                try
                {
                    Process[] processes = Process.GetProcesses();

                    StringBuilder sb = new StringBuilder();

                    sb.Append("【System Performance Monitor Report】\r\n");

                    sb.Append(string.Format("{0,30}", "ProcessName"));

                    sb.Append(string.Format("{0,10}", "PID"));

                    sb.Append(string.Format("{0,10}", "Priority"));

                    sb.Append(string.Format("{0,10}", "Handle"));

                    sb.Append(string.Format("{0,10}", "Thread"));

                    sb.Append(string.Format("{0,15}", "PriMemory(MB)"));

                    sb.Append(string.Format("{0,15}", " WorkingSet(MB)\r\n"));

                    for (int i = 0; i < processes.Length - 1; i++)
                    {
                        var process = processes[i];
                        sb.Append(string.Format("{0,30}", process.ProcessName));
                        sb.Append(string.Format("{0,10}", Convert.ToString(process.Id.ToString("0000"))));
                        sb.Append(string.Format("{0,10}", process.BasePriority));
                        sb.Append(string.Format("{0,10}", process.HandleCount));
                        sb.Append(string.Format("{0,10}", process.Threads.Count));
                        sb.Append(string.Format("{0,15}", (process.PrivateMemorySize64 / 1000000.0).ToString("F1"))); ;
                        sb.Append(string.Format("{0,15}", (process.WorkingSet64 / 1000000.0).ToString("F1"))); sb.Append("\r\n");
                    }
                    
                    LOG.Write(sb.ToString());
                }
                catch (Exception ex)
                {
                    LOG.Write(ex);
                }
            };

            act.BeginInvoke(null, null);
        }
    }
}