using Chat.Framework.QQSdk.Events;
using Chat.Framework.QQSdk.PCQQ;
using System;
using System.Collections.Concurrent;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Chat.Framework.QQSdk
{
    public class QQPool
    {
        public QQPool()
        {
            if (QQClients == null)
                QQClients = new Dictionary<uint, QQBase>();
        }

        public Dictionary<uint, QQBase> QQClients { get; private set; }

        public void Login(string QQ, bool autoLogin = false)
        {
            QQBase pcclient = null;
            if (!string.IsNullOrEmpty(QQ))
            {
                var _qq = uint.Parse(QQ);
                if (QQClients.ContainsKey(_qq)) pcclient = QQClients[_qq];
                if (autoLogin)
                {
                    pcclient.AutoLogin(); return;
                }

            }
            pcclient = new PCQQ.QQClient();
            pcclient.ShowLogin(QQ);


            //QQClient pcclient = null;
            //var qq = string.IsNullOrWhiteSpace(QQ) ? 0 : uint.Parse(QQ);
            //if (qq != 0 && QQClients.ContainsKey(qq))
            //    pcclient = QQClients[qq] as QQClient;
            //else
            //    pcclient = new QQClient();
            //pcclient.Login(qq);
        }

        /// <summary>
        /// 记录QQ重新登录
        /// </summary>
        Dictionary<uint, DateTime> QQReLoginDic = new Dictionary<uint, DateTime>();


        public event EventHandler<QQLostConnectionEvents> QQLostConnectionEvent;
        internal void OnEvent(QQLostConnectionEvents e)
        {
            try
            {
                if (QQLostConnectionEvent != null)
                {
                    QQLostConnectionEvent.Invoke(e.QQClient, e);
                }
                OnEvent(new QQLogEvents(e.QQClient) { Message = e.Message });

                var time = this.QQReLoginDic.ContainsKey(e.QQClient.QQ) ? this.QQReLoginDic[e.QQClient.QQ] : DateTime.MinValue;
                //防止死循环
                if (time < DateTime.Now.AddMinutes(-2))
                {
                    this.QQReLoginDic[e.QQClient.QQ] = DateTime.Now;
                    Task.Factory.StartNew(delegate
                    {
                        try
                        {
                            //自动登录
                            //var c = e.QQClient as PCQQClient;
                            //if (c != null) c.AutoLogin();
                        }
                        catch (Exception)
                        {
                        }
                    });
                }
                else
                {
                    e.QQClient.Logout();
                    OnEvent(new QQLoginChangeEvents(e.QQClient, false, "心跳包异常,已掉线!"));
                }
            }
            catch (Exception)
            { }
        }

        /// <summary>
        /// 登陆状态发生改变
        /// </summary>
        public event EventHandler<QQLoginChangeEvents> LoginChangeEvent;
        public void OnEvent(QQLoginChangeEvents e)
        {
            if (e.IsLogin)
            {
                try
                {
                    var c = Grant.Framework.GrantClient.Get().Login(e.QQClient.QQ.ToString(), e.QQClient.Nickname, 1002, "3782F5365510E5B25F4FA6FFC04255CB");
                    e.QQClient.EndTime = DateTime.Parse(c.endTime);
                    e.QQClient.IsLogin = true;
                    if (e.Message.Contains("登陆成功"))
                        e.QQClient.RegisterEvent();
                    else
                        e.QQClient.UnRegisterEvent();
                }
                catch (Exception ex)
                {
                    e.QQClient.UnRegisterEvent();
                    e.Message = ex.Message;
                    e.QQClient.IsLogin = false;
                    if (QQClients.ContainsKey(e.QQClient.QQ))
                    {
                        QQBase qqbase = null;
                        QQClients.TryRemove(e.QQClient.QQ, out qqbase);
                    }
                    OnEvent(new QQLogEvents(e.QQClient) { Message = $"QQ:{e.QQClient.QQ}->{e.Message}" });
                    return;
                }

                if (QQClients.ContainsKey(e.QQClient.QQ))
                {
                    QQBase qqbase = null;
                    QQClients.TryRemove(e.QQClient.QQ, out qqbase);
                }
                QQClients.TryAdd(e.QQClient.QQ, e.QQClient);
            }
            else if (!e.IsLogin && (e.Message == "账号注销" || e.Message.StartsWith("授权异常") || e.Message == "登录失败"))
            {
                e.QQClient.IsLogin = false;
                e.QQClient.UnRegisterEvent();
                OnEvent(new QQLogEvents(e.QQClient) { Message = $"QQ：{e.QQClient.QQ}->{e.Message}" });
            }

            if (LoginChangeEvent != null) LoginChangeEvent.Invoke(e.QQClient, e);
        }

        /// <summary>
        /// 收到好友消息
        /// </summary>
        public event EventHandler<QQReceiveFriendMsgEvents> QQReceiveFriendMsgEvents;
        internal void OnEvent(QQReceiveFriendMsgEvents e)
        {
            if (QQReceiveFriendMsgEvents != null) QQReceiveFriendMsgEvents.Invoke(e.QQClient, e);
        }

        /// <summary>
        /// 日志消息
        /// </summary>
        public event EventHandler<QQLogEvents> QQLogEvents;
        internal void OnEvent(QQLogEvents e)
        {
            if (QQLogEvents != null) QQLogEvents.Invoke(e.QQClient, e);
        }

        /// <summary>
        /// 收到群消息
        /// </summary>

        public event EventHandler<QQReceiveGroupMsgEvents> QQReceiveGroupMsgEvents;
        internal void OnEvent(QQReceiveGroupMsgEvents e)
        {
            if (QQReceiveGroupMsgEvents != null) QQReceiveGroupMsgEvents.Invoke(e.QQClient, e);
        }

        /// <summary>
        /// 有人添加我为好友,需要审核
        /// </summary>
        public event EventHandler<QQAddMeNeedAuthEvents> QQAddMeNeedAuthEvents;
        internal void OnEvent(QQAddMeNeedAuthEvents e)
        {
            if (QQAddMeNeedAuthEvents != null) QQAddMeNeedAuthEvents.Invoke(e.QQClient, e);
        }

        /// <summary>
        /// 有人添加我为好友
        /// </summary>
        public event EventHandler<QQNewFriendEvents> QQNewFriendEvents;
        internal void OnEvent(QQNewFriendEvents e)
        {
            if (QQNewFriendEvents != null) QQNewFriendEvents.Invoke(e.QQClient, e);
        }

        /// <summary>
        /// QQ群新增成员
        /// </summary>
        public event EventHandler<QQNewGroupMemberEvents> QQNewGroupMemberEvents;
        internal void OnEvent(QQNewGroupMemberEvents e)
        {
            if (QQNewGroupMemberEvents != null) QQNewGroupMemberEvents.Invoke(e.QQClient, e);
        }

        /// <summary>
        /// 有人进群,需要审核
        /// </summary>
        public event EventHandler<QQAddToClusterNeedAuthEvents> QQAddToClusterNeedAuthEvents;
        internal void OnEvent(QQAddToClusterNeedAuthEvents e)
        {
            if (QQAddToClusterNeedAuthEvents != null) QQAddToClusterNeedAuthEvents.Invoke(e.QQClient, e);
        }

        /// <summary>
        /// 有人添加我为好友,需要审核
        /// </summary>
        public event EventHandler<QQVerifyCodeEvents> QQVerifyCodeEvents;
        internal void OnEvent(QQVerifyCodeEvents e)
        {
            if (QQVerifyCodeEvents != null) QQVerifyCodeEvents.Invoke(e.QQClient, e);
        }

    }
}