using Butterfly.HabboHotel.GameClients;
using Butterfly.Communication.Packets.Outgoing.WebSocket;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Text.RegularExpressions;
using System.Threading.Tasks;
using Butterfly.Communication.Packets.Outgoing.Structure;
using Butterfly.Communication.Packets.Outgoing.WebSocket.Mentions;
using Butterfly.HabboHotel.WebClients;

namespace Butterfly.HabboHotel.Rooms.Chat.Mentions
{
    public class MentionManager
    {
        public string MentionPattern = @"@(.*?)(?=\s|$)";

        public string StylePrefix = "";
        public string StyleSuffix = "";

        public string Parse(GameClient Session, string Message)
        {
            string StyledMessage = Message;

            int ChangeLength = StylePrefix.Length + StyleSuffix.Length;
            int ChangeCount = 0;

            foreach (Match m in Regex.Matches(Message, MentionPattern))
            {
                string TargetUsername = m.Groups[1].Value;
                GameClient TargetClient = ButterflyEnvironment.GetGame().GetClientManager().GetClientByUsername(TargetUsername);

                StyledMessage = StyledMessage.Insert(ChangeCount * ChangeLength + m.Index, StylePrefix);
                StyledMessage = StyledMessage.Insert(ChangeCount * ChangeLength + m.Index + StylePrefix.Length + m.Length, StyleSuffix);

                ChangeCount++;

                if (TargetClient == null)
                {
                    Session.SendPacket(RoomNotificationComposer.SendBubble("tag", $"Une erreur est survenue quand tu as tenté de mentionner {TargetUsername}, peut-être qu'il est hors ligne !"));
                    continue;
                }

                if (TargetClient == Session)
                {
                    continue;
                }
                TargetClient.SendPacket(RoomNotificationComposer.SendBubble("tag", $"Hey, " + Session.GetHabbo().Username + " a tagué ton pseudo.\n\nVoici son message: " + Message + "\n\nClique sur le message pour le rejoindre !", "event:navigator/goto/" + Session.GetHabbo().CurrentRoomId + " "));
            }
            return StyledMessage;
        }
    }
}