using System;
using System.Collections.Generic;
using System.Linq;
using System.Reflection;
using Server.Mobiles;
using Server.Network;

namespace Server.Commands
{
  public static class ConvertPlayers
  {
    public static void Initialize()
    {
      CommandSystem.Register("ConvertPlayers", AccessLevel.Administrator, Convert_OnCommand);
    }

    public static void Convert_OnCommand(CommandEventArgs e)
    {
      e.Mobile.SendMessage(
        "Converting all players to PlayerMobile.  You will be disconnected.  Please Restart the server after the world has finished saving.");
      List<Mobile> mobs = new List<Mobile>(World.Mobiles.Values);
      int count = 0;

      foreach (Mobile m in mobs)
        if (m.Player && !(m is PlayerMobile))
        {
          count++;
          m.NetState?.Dispose();

          PlayerMobile pm = new PlayerMobile(m.Serial);
          pm.DefaultMobileInit();

          List<Item> copy = new List<Item>(m.Items);
          for (int i = 0; i < copy.Count; i++)
            pm.AddItem(copy[i]);

          CopyProps(pm, m);

          for (int i = 0; i < m.Skills.Length; i++)
          {
            pm.Skills[i].Base = m.Skills[i].Base;
            pm.Skills[i].SetLockNoRelay(m.Skills[i].Lock);
          }

          World.Mobiles[m.Serial] = pm;
        }

      if (count > 0)
      {
        NetState.ProcessDisposedQueue();
        World.Save();

        Console.WriteLine("{0} players have been converted to PlayerMobile. {1}.", count,
          Core.Service ? "The server is now restarting" : "Press any key to restart the server");

        if (!Core.Service)
          Console.ReadKey(true);

        Core.Kill(true);
      }
      else
      {
        e.Mobile.SendMessage("Couldn't find any Players to convert.");
      }
    }

    private static PropertyInfo[] _mobProps =
      typeof(Mobile).GetProperties(BindingFlags.Public | BindingFlags.Instance)
        .Where(prop => prop.CanRead && prop.CanWrite).ToArray();

    private static void CopyProps(Mobile to, Mobile from)
    {
      foreach (PropertyInfo prop in _mobProps)
        try
        {
          prop.SetValue(to, prop.GetValue(from, null), null);
        }
        catch
        {
          // ignored
        }
    }
  }
}