ICD.Common.Utils/ICD.Common.Utils/ProcessorUtils.Standard.cs

#if !SIMPLSHARP
using System;
using System.Diagnostics;
using ICD.Common.Properties;
using ICD.Common.Utils.IO;

namespace ICD.Common.Utils
{
	public static partial class ProcessorUtils
	{
		private static DateTime? s_SystemStartTime;

		#region Properties

		/// <summary>
		/// Gets the model name of the processor.
		/// </summary>
		[PublicAPI]
		public static string ModelName { get { return Environment.MachineName; } }

		/// <summary>
		/// Gets the processor firmware version.
		/// </summary>
		[PublicAPI]
		public static string ModelVersion
		{
			get
			{
				// TODO
				return null;
			}
		}

		/// <summary>
		/// Gets the date that the firmware was updated.
		/// </summary>
		[PublicAPI]
		public static DateTime ModelVersionDate
		{
			get
			{
				// TODO
				return DateTime.MinValue;
			}
		}

		/// <summary>
		/// Gets the serial number of the processor
		/// </summary>
		[PublicAPI]
		public static string ProcessorSerialNumber
		{
			get
			{
				// TODO
				return null;
			}
		}

		/// <summary>
		/// Gets the ram usage in the range 0 - 1.
		/// </summary>
		public static float RamUsagePercent
		{
			get
			{
				// TODO
				return 0.0f;
			}
		}

		/// <summary>
		/// Gets the total number of bytes of physical memory.
		/// </summary>
		public static ulong RamTotalBytes
		{
			get
			{
				// TODO
				return 0;
			}
		}

		/// <summary>
		/// Gets the total number of bytes of physical memory being used by the control system.
		/// </summary>
		public static ulong RamUsedBytes
		{
			get
			{
				// TODO
				return 0;
			}
		}

		/// <summary>
		/// Gets the total number of bytes of physical memory not being used by the control system.
		/// </summary>
		public static ulong RamBytesFree
		{
			get
			{
				// TODO
				return 0;
			}
		}

		/// <summary>
		/// Gets the total number of bytes that can be reclaimed.
		/// </summary>
		public static ulong RamBytesReclaimable
		{
			get
			{
				// TODO
				return 0;
			}
		}

		#endregion

		#region Methods

		/// <summary>
		/// Restarts this program.
		/// </summary>
		[PublicAPI]
		public static void RestartProgram()
		{
			string filename = Process.GetCurrentProcess().MainModule?.FileName;
			if (string.IsNullOrEmpty(filename) || !IcdFile.Exists(filename))
				throw new InvalidOperationException("Failed to find program filename");

			Process.Start(filename);
			Environment.Exit(0);
		}

		/// <summary>
		/// Reboots the processor.
		/// </summary>
		[PublicAPI]
		public static void Reboot()
		{
			// TODO - Linux
			ProcessStartInfo psi =
				new ProcessStartInfo("shutdown", "/r /t 0")
				{
					CreateNoWindow = true,
					UseShellExecute = false
				};

			Process.Start(psi);
		}

		/// <summary>
		/// Gets the time the system was started
		/// DateTime that uptime starts
		/// </summary>
		/// <returns></returns>
		[PublicAPI]
		public static DateTime? GetSystemStartTime()
		{
			if (s_SystemStartTime == null)
				s_SystemStartTime = IcdEnvironment.GetUtcTime() - TimeSpan.FromMilliseconds(Environment.TickCount);

			return s_SystemStartTime;
		}

		/// <summary>
		/// Gets the time the program was started
		/// Datetime the program starts
		/// </summary>
		/// <returns></returns>
		[PublicAPI]
		public static DateTime? GetProgramStartTime()
		{
			return GetSystemStartTime();
		}

		#endregion
	}
}
#endif