using UnityEngine;
using System.Collections.Generic;
using UnityEngine.UI;

public class ServerListWin : UIBase
{
    // 组件引用
    [SerializeField] CyclicScroll m_ServerGroupScroll;
    [SerializeField] CyclicScroll m_ServerScroll;
    [SerializeField] Button m_Close;

    // 生命周期
    protected override void Awake()
    {
        base.Awake();
        // 初始化组件引用
    }

    protected override void Start()
    {
        base.Start();
        // 初始化数据
    }

    protected override void InitComponent()
    {
        base.InitComponent();
        m_Close.AddListener(CloseWindow);
    }

    // UI事件
    protected override void OnOpen()
    {
        base.OnOpen();
        // 窗口打开时的逻辑
        ServerListCenter.Instance.serverGroupSelectEvent += RefreshServerList;
        m_ServerGroupScroll.Init(ServerListCenter.Instance.GetAllServerGroup());
        RefreshServerList();
    }

    protected override void OnClose()
    {
        base.OnClose();
        // 窗口关闭时的逻辑
        ServerListCenter.Instance.serverGroupSelectEvent -= RefreshServerList;
    }

    public override void Refresh()
    {
        base.Refresh();
        // 刷新UI显示
    }


    private void RefreshServerList()
    {
        ServerGroup serverGroup = null;
        if (ServerListCenter.Instance.TryGetServerGroup(ServerListCenter.Instance.currentServerGroup, out serverGroup))
        {
            if (serverGroup.group_list != null)
            {
                var groupDatas = new List<ServerDataCouple>();
                var serverDataList = new List<ServerData>(serverGroup.group_list);

                for (int i = serverDataList.Count - 1; i >= 0; i--)
                {
                    if (VersionConfig.Get().isBanShu)
                    {
                        if (serverDataList[i].region_flag != 8000)
                        {
                            serverDataList.RemoveAt(i);
                        }
                    }
                    else
                    {
                        if (serverDataList[i].region_flag == 8000)
                        {
                            serverDataList.RemoveAt(i);
                        }
                    }
                }

                serverDataList.Sort(ServerData.Compare);
                var max = serverDataList.Count;
                for (int i = 0; i < max; i++, i++)
                {
                    if (i + 1 < max)
                    {
                        groupDatas.Add(new ServerDataCouple(serverDataList[i], serverDataList[i + 1]));
                    }
                    else
                    {
                        groupDatas.Add(new ServerDataCouple(serverDataList[i]));
                    }
                }

                m_ServerScroll.Init(groupDatas);
            }
            else
            {
                m_ServerScroll.Init<ServerDataCouple>(null);
            }

        }
    }
}