#region Arthea License

/***********************************************************************
*  Arthea MUD by R. Jennings (2007)      http://arthea.googlecode.com/ *
*  By using this code you comply with the Artistic and GPLv2 Licenses. *
***********************************************************************/

#endregion

using Arthea.Connections.Players;

namespace Arthea.Commands.PlayerCommands
{
    /// <summary>
    /// Implementation of password command. 
    /// </summary>
    public class PasswordCommand : Command
    {
        #region [rgn] Constructors (1)

        /// <summary>
        /// Initializes a new instance of the <see cref="PasswordCommand"/> class.
        /// </summary>
        public PasswordCommand()
            : base("password")
        {
        }

        #endregion [rgn]

        #region [rgn] Methods (1)

        // [rgn] Public Methods (1)

        /// <summary>
        /// Processes the command for a player.
        /// </summary>
        /// <param name="player">The player.</param>
        /// <param name="argument">The argument.</param>
        public override void Process(Player player, String argument)
        {
            String old = argument.FirstArg();
            String pass = argument.FirstArg();

            if (!old || !pass)
            {
                Syntax(player, "<old> <new>");
                return;
            }

            if (pass.Length < 6 || pass.Length > 12)
            {
                player.WriteLine("Please choose a password between 6 and 12 characters.");
                return;
            }

            if (Util.Encrypt(old) == player.Password)
            {
                player.Password = Util.Encrypt(pass);
                player.WriteLine("Password set.");
            }
            else
            {
                player.WriteLine("Invalid old password, cannot set a new one.");
            }
        }

        #endregion [rgn]
    }
}