using System;
using System.Collections.Generic;
using System.Text;

namespace Cosmos.Shell.Console.Commands {
	public class DirCommand: CommandBase {
		public override string Name {
			get {
				return "dir";
			}
		}

		public override string Summary {
			get {
				return "Lists the files in the current directory.";
			}
		}

		public override void Execute(string param) {
			System.Console.Write("Device Count: ");
			System.Console.WriteLine(Hardware.Device.Devices.Count.ToString());
			for (int i = Hardware.Device.Devices.Count - 1; i >= 0; i--) {
				var xDevice = Hardware.Device.Devices[i];
				if (xDevice.Type == Cosmos.Hardware.Device.DeviceType.Storage) {
					var xBlockDevice = (Hardware.BlockDevice)xDevice;
                    //Cosmos.Kernel.FileSystem.Ext2 xExt2 = new Cosmos.Kernel.FileSystem.Ext2(xBlockDevice);

                    //if (!xExt2.Initialize()) {
                    //    System.Console.WriteLine("Error while initializing Ext2 Filesystem!");
                    //} else {
                    //    System.Console.WriteLine("ATA and Ext2 successfully initialized!");
                    //    //    System.Diagnostics.Debugger.Break();
                    //    string[] files = xExt2.GetDirectoryEntries(new string[0]);
                    //    if (files == null) {
                    //        System.Console.WriteLine("Error while getting DirectoryEntries");
                    //    }
                    //    for (int f = 0; f < files.Length; f++)
                    //        System.Console.WriteLine(files[f]);
                    //}
					return;
				}
				System.Console.Write("Device Type: ");
				System.Console.WriteLine(GetDeviceTypeName(xDevice.Type));
			}
			System.Console.WriteLine("No BlockDevices found!");
		}

		private static string GetDeviceTypeName(Cosmos.Hardware.Device.DeviceType deviceType) {
			switch (deviceType) {
				case Cosmos.Hardware.Device.DeviceType.Storage:
					return "Storage";
				case Cosmos.Hardware.Device.DeviceType.Keyboard:
					return "Keyboard";
				case Cosmos.Hardware.Device.DeviceType.Mouse:
					return "Mouse";
				case Cosmos.Hardware.Device.DeviceType.Other:
					return "Other";
				case Cosmos.Hardware.Device.DeviceType.Unknown:
					return "Unknown";
				default:
					return "Unknown value!";
			}
			
		}

		

		public override void Help() {
			System.Console.WriteLine("dir");
			System.Console.WriteLine("  Lists the files in the current directory.");
		}
	}
}