using NLog;
using Server.SQL;
using Server.System;
using StackExchange.Redis;

namespace Server.Scheduler
{

    public class SessionScheduler : System.Scheduler
    {
        public override void Process()
        {
            List<string> users = Statics.redis.GetList<string>("LoginUser");

            DateTime now = DateTime.Now;

            for (int n = users.Count - 1; n >= 0; n--)
            {
                if ((now - (DateTime)Statics.redis.GetHash("end_login", "UserInfo", users[n])).TotalMinutes >= 10)
                {
                    Statics.redis.RemoveList(n, users[n], "LoginUser");
                    Statics.redis.RemoveKey("UserSession", users[n]);
                }
            }
        }
        private static readonly NLog.ILogger logger = LogManager.GetCurrentClassLogger();
        //신규 로그인
        public static string addSession(User user)
        {
            //기존 세션 확인
            string loginUUID = Guid.NewGuid().ToString();
            Dictionary<string, object> users = Statics.redis.GetAllHash("LoginUsers");
            logger.Info($"New User : {user.nickname}, session : {loginUUID}");
            foreach (var item in users)
            {
                if((RedisValue)item.Value == (RedisValue)user.id)
                {
                    Statics.redis.RemoveHash(item.Key, "LoginUsers");
                    Statics.redis.SetHash(loginUUID, user.id, "LoginUsers");
                    updateSession(loginUUID);
                    return loginUUID;
                }
            }

            Statics.redis.SetHash(loginUUID, user.id, "LoginUsers");
            Dictionary<string, object> userInfo = new Dictionary<string, object>();
            userInfo.Add("id", user.id);
            userInfo.Add("uuid", user.uuid);
            userInfo.Add("mail", user.mail);
            userInfo.Add("nickname", user.nickname);
            userInfo.Add("gold", user.gold);
            userInfo.Add("free_cash", user.free_cash);
            userInfo.Add("pay_cash", user.pay_cash);
            userInfo.Add("end_login", DateTime.Now);
            Statics.redis.SetHash(userInfo, "UserInfo", user.id);

            return loginUUID;
        }

        //세션 업데이트
        public static void updateSession(string UUID)
        {
            ((RedisValue)Statics.redis.GetHash(UUID, "LoginUsers")).TryParse(out int id);
            Statics.redis.SetHash("end_login", DateTime.Now.ToString(), "UserInfo", id.ToString());
        }

        public static User GetUser(string UUID)
        {
            User user = new User();

            ((RedisValue)Statics.redis.GetHash(UUID, "LoginUsers")).TryParse(out int id);
            Dictionary<string, object> userHash= Statics.redis.GetAllHash("UserInfo", id.ToString());

            ((RedisValue)userHash["id"]).TryParse(out int user_id);
            user.id = user_id;
            user.uuid = userHash["uuid"].ToString().Trim('"');
            user.mail = userHash["mail"].ToString().Trim('"');
            user.nickname = userHash["nickname"].ToString().Trim('"');
            ((RedisValue)userHash["gold"]).TryParse(out int user_gold);
            user.gold = user_gold;
            ((RedisValue)userHash["free_cash"]).TryParse(out int user_free_cash);
            user.free_cash = user_free_cash;
            ((RedisValue)userHash["pay_cash"]).TryParse(out int user_pay_cash);
            user.pay_cash = user_pay_cash;
            Statics.redis.SetHash("end_login", DateTime.Now.ToString(), "UserInfo", id.ToString());
            return user;
        }
    }
}