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

namespace ET.Server
{
    public class SessionPlayerComponentAwakeSystem: AwakeSystem<SessionPlayerComponent>
    {
        protected override void Awake(SessionPlayerComponent self)
        {
            self?.Init();
        }
    }

    public class SessionPlayerComponentDestroySystem: DestroySystem<SessionPlayerComponent>
    {
        protected override void Destroy(SessionPlayerComponent self)
        {
            // 发送断线消息
            Log.Warning($"玩家断线了, plyerId={self.PlayerId}");
        }
    }

    [FriendOf(typeof (SessionPlayerComponent))]
	public static class SessionPlayerComponentSystem
	{
        /// <summary>
        /// 初始化数据
        /// </summary>
        /// <param name="self"></param>
        public static void Init(this SessionPlayerComponent self)
        {
            self.PlayerList = new List<PlayerInfo>();
            self.PlayerId = 0;
        }

        /// <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.Id == 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.Id == 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);
		}
    }
}