using Infrastructure;
using Infrastructure.Model;
using IPTools.Core;
using Microsoft.AspNetCore.SignalR;
using System.Web;
using Mapster;
using UAParser;
using ZR.Infrastructure.Constant;
using ZR.Model.System;
using ZR.Service.System.IService;
using ZR.ServiceCore.Model;
using ZR.ServiceCore.Model.Dto;
using ZR.ServiceCore.Services.IService;

namespace ZR.ServiceCore.Signalr
{
    /// <summary>
    /// msghub
    /// </summary>
    public class MessageHub : Hub
    {
        //创建用户集合，用于存储所有链接的用户数据
        public static readonly List<OnlineUsers> onlineClients = new();
        public static List<OnlineUsers> users = new();
        //private readonly NLog.Logger logger = NLog.LogManager.GetCurrentClassLogger();
        private readonly ISysNoticeService SysNoticeService;
        private readonly ISysNoticeLogService _sysNoticeLogService;

        public MessageHub(ISysNoticeService noticeService, ISysNoticeLogService sysNoticeLogService)
        {
            SysNoticeService = noticeService;
            _sysNoticeLogService = sysNoticeLogService;
        }

        private ApiResult SendNotice()
        {
            var result = SysNoticeService.GetSysNotices();

            return new ApiResult(200, "success", result);
        }

        #region 客户端连接

        /// <summary>
        /// 客户端连接的时候调用
        /// </summary>
        /// <returns></returns>
        public override Task OnConnectedAsync()
        {
            var context = App.HttpContext;
            var name = HttpContextExtension.GetName(context);
            var ip = HttpContextExtension.GetClientUserIp(context);
            var ip_info = IpTool.Search(ip);
            ClientInfo clientInfo = HttpContextExtension.GetClientInfo(context);
            string device = clientInfo.ToString();
            string qs = HttpContextExtension.GetQueryString(context);
            var query = HttpUtility.ParseQueryString(qs);
            string from = query.Get("from") ?? "web";
            string clientId = query.Get("clientId");

            long userid = HttpContextExtension.GetUId(context);
            string uuid = device + userid + ip;
            var user = onlineClients.Any(u => u.ConnnectionId == Context.ConnectionId);
            var user2 = onlineClients.Any(u => u.Uuid == uuid);

            //判断用户是否存在，否则添加集合!user2 && !user && 
            if (!user2 && !user && Context.User.Identity.IsAuthenticated)
            {
                OnlineUsers onlineUser = new(Context.ConnectionId, name, userid, ip, device)
                {
                    Location = ip_info.City,
                    Uuid = uuid,
                    Platform = from,
                    ClientId = clientId ?? Context.ConnectionId
                };
                onlineClients.Add(onlineUser);
                Log.WriteLine(msg: $"{name},{Context.ConnectionId}连接服务端success，当前已连接{onlineClients.Count}个");
                //Clients.All.SendAsync("welcome", $"欢迎您：{name},当前时间：{DateTime.Now}");
                
                var noticeRes = (List<SysNotice>) SendNotice()[ApiResult.DATA_TAG];
                var notifications = _sysNoticeLogService.Queryable()
                    .Where(it => it.UserId == userid)
                    .ToList();
                var unreadNotificationIds = notifications
                    .Where(it => it.Status == SysNoticeLogStatus.Unread)
                    .Select(it => it.NoticeId)
                    .ToList();
                var readNotificationIds = notifications
                    .Where(it => it.Status == SysNoticeLogStatus.Read)
                    .Select(it => it.NoticeId)
                    .ToList();
                var unreadAndReadNoticeIds = unreadNotificationIds
                    .Union(readNotificationIds).ToList();
                
                foreach (var notice in noticeRes.Select(it => it.NoticeId).ToList().Except(unreadAndReadNoticeIds))
                {
                    _sysNoticeLogService.Insertable(new SysNoticeLog
                    {
                        NoticeId = notice,
                        UserId = userid,
                        Status = SysNoticeLogStatus.Unread
                    }).ExecuteCommand();
                }

                foreach (var notice in unreadAndReadNoticeIds.Except(noticeRes.Select(it => it.NoticeId).ToList()))
                {
                    _sysNoticeLogService.Deleteable()
                        .Where(it => it.UserId == userid && it.NoticeId == notice)
                        .ExecuteCommand();
                }
                var newUnReadNotificationIds = _sysNoticeLogService
                    .Queryable().Where(it => it.Status == SysNoticeLogStatus.Unread && it.UserId == userid)
                    .Select(it => it.NoticeId)
                    .ToList();
                var newReadNotificationIds = _sysNoticeLogService
                    .Queryable().Where(it => it.Status == SysNoticeLogStatus.Read && it.UserId == userid)
                    .Select(it => it.NoticeId)
                    .ToList();
                var config = new TypeAdapterConfig();
                config.ForType<SysNotice, SysNoticeDto>()
                    .Map(dest => dest.NoticeId, src => src.NoticeId.ToString());
                var newUnReadNotifications = noticeRes.Where(it => 
                    newUnReadNotificationIds.Contains(it.NoticeId)).ToList().Adapt<List<SysNoticeDto>>(config);
                var newReadNotifications = noticeRes.Where(it => 
                    newReadNotificationIds.Contains(it.NoticeId)).ToList().Adapt<List<SysNoticeDto>>(config);
                Clients.Caller.SendAsync(HubsConstant.MoreNotice, newUnReadNotifications, newReadNotifications);
                // Clients.Caller.SendAsync(HubsConstant.MoreNotice, SendNotice());
                // Clients.Caller.SendAsync(HubsConstant.ConnId, onlineUser.ConnnectionId);
            }
            OnlineUsers userInfo = GetUserById(userid);
            if (userInfo == null)
            {
                userInfo = new OnlineUsers() { Userid = userid, Name = name, LoginTime = DateTime.Now };
                users.Add(userInfo);
            }
            else
            {
                if (userInfo.LoginTime <= Convert.ToDateTime(DateTime.Now.ToShortDateString()))
                {
                    userInfo.LoginTime = DateTime.Now;
                    userInfo.TodayOnlineTime = 0;
                }
                var clientUser = onlineClients.Find(x => x.Userid == userid);
                userInfo.TodayOnlineTime += Math.Round(clientUser?.OnlineTime ?? 0, 2);
            }
            //给当前所有登录当前账号的用户下发登录时长
            var connIds = onlineClients.Where(f => f.Userid == userid).ToList();
            userInfo.ClientNum = connIds.Count;

            // Clients.Clients(connIds.Select(f => f.ConnnectionId)).SendAsync("onlineInfo", userInfo);

            Log.WriteLine(ConsoleColor.Blue, msg: $"用户{name}已连接，今日已在线{userInfo?.TodayOnlineTime}分钟，当前已连接{onlineClients.Count}个");
            //给所有用户更新在线人数
            Clients.All.SendAsync(HubsConstant.OnlineNum, new
            {
                num = onlineClients.Count,
                onlineClients
            });
            return base.OnConnectedAsync();
        }

        /// <summary>
        /// 连接终止时调用。
        /// </summary>
        /// <returns></returns>
        public override Task OnDisconnectedAsync(Exception exception)
        {
            var user = onlineClients.Where(p => p.ConnnectionId == Context.ConnectionId).FirstOrDefault();
            if (user != null)
            {
                onlineClients.Remove(user);
                //给所有用户更新在线人数
                Clients.All.SendAsync(HubsConstant.OnlineNum, new
                {
                    num = onlineClients.Count,
                    onlineClients,
                    leaveUser = user
                });

                //累计用户时长
                OnlineUsers userInfo = GetUserById(user.Userid);
                if (userInfo != null)
                {
                    userInfo.TodayOnlineTime += user?.OnlineTime ?? 0;
                }
                Log.WriteLine(ConsoleColor.Red, msg: $"用户{user?.Name}离开了,已在线{userInfo?.TodayOnlineTime}分，当前已连接{onlineClients.Count}个");
            }
            return base.OnDisconnectedAsync(exception);
        }

        #endregion

        /// <summary>
        /// 发送信息
        /// </summary>
        /// <param name="toConnectId">对方链接id</param>
        /// <param name="toUserId"></param>
        /// <param name="message"></param>
        /// <returns></returns>
        [HubMethodName("sendMessage")]
        public async Task SendMessage(string toConnectId, long toUserId, string message)
        {
            var userName = HttpContextExtension.GetName(App.HttpContext);
            long userid = HttpContextExtension.GetUId(App.HttpContext);
            var toUserList = onlineClients.Where(p => p.Userid == toUserId);
            var toUserInfo = toUserList.FirstOrDefault();
            IList<string> sendToUser = toUserList.Select(x => x.ConnnectionId).ToList();
            sendToUser.Add(GetConnectId());
            if (toUserInfo != null)
            {
                await Clients.Clients(sendToUser)
                    .SendAsync("receiveChat", new
                    {
                        msgType = 0,//文本
                        chatid = Guid.NewGuid().ToString(),
                        userName,
                        userid,
                        toUserName = toUserInfo.Name,
                        toUserid = toUserInfo.Userid,
                        message,
                        chatTime = DateTime.Now
                    });
            }
            else
            {
                //TODO 存储离线消息
                Console.WriteLine($"{toUserId}不在线");
            }

            Console.WriteLine($"用户{userName}对{toConnectId}-{toUserId}说：{message}");
        }

        /// <summary>
        /// 全部标为已读
        /// </summary>
        [HubMethodName("AllReadNotice")]
        public async Task AllReadNotice()
        {
            var userId = HttpContextExtension.GetUId(App.HttpContext);
            var unreadNotificationIds = await _sysNoticeLogService.Queryable()
                .Where(it => it.Status == SysNoticeLogStatus.Unread && it.UserId == userId)
                .Select(it => it.NoticeId)
                .ToListAsync();
            foreach (var notice in unreadNotificationIds)
            {
                await _sysNoticeLogService.Updateable(new SysNoticeLog
                    {
                        Status = SysNoticeLogStatus.Read
                    })
                    .IgnoreColumns(it => new { it.NoticeId, it.UserId })
                    .Where(it => it.UserId == userId && it.NoticeId == notice
                                                       && it.Status == SysNoticeLogStatus.Unread)
                    .ExecuteCommandAsync();
            }
            var newNotifications = await _sysNoticeLogService.Queryable()
                .Where(it => it.UserId == userId)
                .ToListAsync();
            var newUnReadNotificationIds = newNotifications
                .Where(it => it.Status == SysNoticeLogStatus.Unread)
                .Select(it => it.NoticeId)
                .ToList();
            var newReadNotificationIds = newNotifications
                .Where(it => it.Status == SysNoticeLogStatus.Read)
                .Select(it => it.NoticeId)
                .ToList();
            var noticeRes = (List<SysNotice>) SendNotice()[ApiResult.DATA_TAG];
            var newUnReadNotifications = noticeRes.Where(it => 
                newUnReadNotificationIds.Contains(it.NoticeId)).ToList();
            var newReadNotifications = noticeRes.Where(it => 
                newReadNotificationIds.Contains(it.NoticeId)).ToList();
            await Clients.Caller.SendAsync(HubsConstant.MoreNotice, newUnReadNotifications, newReadNotifications);
        }

        /// <summary>
        /// 标记已读
        /// </summary>
        /// <param name="noticeId"></param>
        [HubMethodName("ReadNotice")]
        public async Task ReadNotice(string noticeId)
        {
            var userid = HttpContextExtension.GetUId(App.HttpContext);
            await _sysNoticeLogService.Updateable(new SysNoticeLog
                {
                    Status = SysNoticeLogStatus.Read
                })
                .IgnoreColumns(it => new { it.NoticeId, it.UserId })
                .Where(it => it.NoticeId == noticeId.ParseToLong() && it.UserId == userid
                                                        && it.Status == SysNoticeLogStatus.Unread)
                .ExecuteCommandAsync();
            var newNotifications = await _sysNoticeLogService.Queryable()
                .Where(it => it.UserId == userid)
                .ToListAsync();
            var newUnReadNotificationIds = newNotifications
                .Where(it => it.Status == SysNoticeLogStatus.Unread)
                .Select(it => it.NoticeId)
                .ToList();
            var newReadNotificationIds = newNotifications
                .Where(it => it.Status == SysNoticeLogStatus.Read)
                .Select(it => it.NoticeId)
                .ToList();
            var noticeRes = (List<SysNotice>) SendNotice()[ApiResult.DATA_TAG];
            var newUnReadNotifications = noticeRes.Where(it => 
                newUnReadNotificationIds.Contains(it.NoticeId)).ToList();
            var newReadNotifications = noticeRes.Where(it => 
                newReadNotificationIds.Contains(it.NoticeId)).ToList();
            await Clients.Caller.SendAsync(HubsConstant.MoreNotice, newUnReadNotifications, newReadNotifications);
        }
        
        private OnlineUsers GetUserByConnId(string connId)
        {
            return onlineClients.Where(p => p.ConnnectionId == connId).FirstOrDefault();
        }
        private static OnlineUsers GetUserById(long userid)
        {
            return users.Where(f => f.Userid == userid).FirstOrDefault();
        }

        /// <summary>
        /// 移动端使用获取链接id
        /// </summary>
        /// <returns></returns>
        [HubMethodName("getConnId")]
        public string GetConnectId()
        {
            return Context.ConnectionId;
        }

        /// <summary>
        /// 退出其他设备登录
        /// </summary>
        /// <returns></returns>
        [HubMethodName("logOut")]
        public async Task LogOut()
        {
            var singleLogin = AppSettings.Get<bool>("singleLogin");
            long userid = HttpContextExtension.GetUId(App.HttpContext);
            if (singleLogin)
            {
                var onlineUsers = onlineClients.Where(p => p.ConnnectionId != Context.ConnectionId && p.Userid == userid);
                await Clients.Clients(onlineUsers.Select(x => x.ConnnectionId))
                    .SendAsync("logOut");
            }
        }
    }
}