using System.Text;
using System.Text.RegularExpressions;
using ExitGames.Client.Photon.Chat;

namespace CLre_server.Tweaks.Chat
{
    public static class UserCommands
    {
        private const string HELP_STRING = "CLre chat commands:\n" +
                                           "/echo <msg> - say <msg>\n" +
                                           "/help - show this message\n" +
                                           "/list - display online users\n" +
                                           "/version - display version information\n\n" +
                                           
                                           "CLre moderation commands:\n" +
                                           "/ban <user> - permanently remove <user> from this server\n" +
                                           "/deop <user> - revoke <user> moderator permissions\n" +
                                           "/kick <user> - disconnect <user> from this server\n" +
                                           "/op <user> - grant <user> moderator permissions";
                                           
        
        
        [ChatCommand("ONLINE", "(list|online)")]
        public static void WhoIsOnline(Match messageMatch, ChatClient connection, string sender)
        {
            var players = API.MainServer.Server.Instance.Players;
            StringBuilder sb = new StringBuilder($"Online Users ({players.Length}):\n");
            foreach (var p in players)
            {
                sb.AppendFormat("{0} ({1})\n", p.accountId.displayName, p.accountId.publicId);
            }

            connection.PublishMessage(ChatListener.ChatName, sb.ToString().TrimEnd());
        }

        [ChatCommand("VERSION", "version")]
        public static void CeleryVersion(Match messageMatch, ChatClient connection, string sender)
        {
            string versionStr = $"CLre {CLre.Instance.Version}\nCardLife {Game.Utilities.VersionReader.GetVersion()}\nUnity {UnityEngine.Application.version}";
            connection.PublishMessage(ChatListener.ChatName, versionStr);
        }
        
        [ChatCommand("HELP", "help")]
        public static void Halp(Match messageMatch, ChatClient connection, string sender)
        {
            connection.PublishMessage(ChatListener.ChatName, HELP_STRING);
        }
    }
}