using System.Collections.Generic;
using System.Linq;

namespace ET.Server
{
    [FriendOf(typeof (SessionPlayerComponent))]
	public static class SessionPlayerComponentSystem
	{
        public class SessionPlayerComponentAwakeSystem: AwakeSystem<SessionPlayerComponent>
        {
            protected override void Awake(SessionPlayerComponent self)
            {
                self.PlayerList = new List<PlayerInfo>();
                self.PlayerId = 0;
            }
        }

        public class SessionPlayerComponentDestroySystem: DestroySystem<SessionPlayerComponent>
        {
            protected override void Destroy(SessionPlayerComponent self)
            {
                WNPlayer player = self.GetMyPlayer();
                if (player == null)
                {
                    return;
                }

                Log.Info($"玩家断线了, playerId={self.PlayerId}, name={player.GetName()}");

                // 玩家离开
                player.GetComponent<PlayerTempDataComponent>().MapData.ready = false;

                Map map = player.Map;
                if (map != null)
                {
                    // 记录玩家历史
                    map.SyncPlayerHistoryData(player);
                    // 场景移除玩家
                    map.RemovePlayer(player, false);

                    map.PlayerLeaveRequest(player, false);
                }

                self.DomainScene().GetComponent<GamePlayerComponent>().Remove(player.GetId());

                player.Dispose();
            }
        }

        /// <summary>
        /// 是否存在
        /// </summary>
        /// <param name="self"></param>
        /// <param name="playerId"></param>
        /// <returns></returns>
        public static bool IsExist(this SessionPlayerComponent self, long playerId)
        {
            return self.PlayerList.Any(info => info != null && info.PlayerId == playerId);
        }

        /// <summary>
        /// 获取
        /// </summary>
        /// <param name="self"></param>
        /// <param name="playerId"></param>
        /// <returns></returns>
        public static PlayerInfo Get(this SessionPlayerComponent self, long playerId)
        {
            return self.PlayerList.FirstOrDefault(info => info != null && info.PlayerId == playerId);
        }

        /// <summary>
        /// 添加
        /// </summary>
        /// <param name="self"></param>
        /// <param name="info"></param>
        public static void Add(this SessionPlayerComponent self, PlayerInfo info)
        {
            if (info != null)
            {
                self.PlayerList.Add(info);
            }
        }

        /// <summary>
        /// 获取玩家实体
        /// </summary>
        /// <param name="self"></param>
        /// <returns></returns>
        public static WNPlayer GetMyPlayer(this SessionPlayerComponent self)
		{
			return self.DomainScene().GetComponent<GamePlayerComponent>().Get(self.PlayerId);
		}
    }
}