using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using Blue;
using Newtonsoft.Json;

public class RoomOtherUserPanel : MonoBehaviour, IController
{
    public GameObject mOtherUserItem;
    private Dictionary<int, RTCUserInfo> UserDIc;
    public Dictionary<int, RoomOtherUserItem> mItemDIc = new Dictionary<int, RoomOtherUserItem>(); // 绑定RTCUserInfo的RoomOtherUserItem
    private IRTCService mRTCService;

    private void Start()
    {
        mRTCService = this.GetService<IRTCService>();
        this.RegisterEvent<NoEnterRoomEvent>(e =>
        {
            if (UserDIc.ContainsKey(e.UserID))
            {
                UserDIc.Remove(e.UserID);
                if(mItemDIc.ContainsKey(e.UserID))
                    mItemDIc.Remove(e.UserID);
            }
            StartCoroutine(RefreshUI());
        }).UnRegisterWhenGameObjectDestroyed(gameObject);

        this.RegisterEvent<OtherUserJoinRoomEvent>(OtherUserJoinRoom).UnRegisterWhenGameObjectDestroyed(gameObject);
        this.RegisterEvent<OtherLeaveRoomEvent>(OtherLeaveRoom).UnRegisterWhenGameObjectDestroyed(gameObject);
    }

    private Vector3 mPosEffect = Vector3.zero; // 位置偏移

    /// <summary>
    /// 邀请用户
    /// </summary>
    public void ExeCuteInvite(Dictionary<int, RTCUserInfo> mUserDIc)
    {
        UserDIc = mUserDIc;
        foreach (RTCUserInfo userInfo in mUserDIc.Values)
        {
            GameObject go = Instantiate(mOtherUserItem, transform);
            go.name = "OtherUserItem_" + transform.childCount.ToString();
            go.transform.SetAsLastSibling();
            go.transform.localPosition = mPosEffect;
            RoomOtherUserItem RoomOtherUserItem = go.GetComponent<RoomOtherUserItem>();
            RoomOtherUserItem.Init(userInfo);
            go.SetActive(true);
            mPosEffect.x += 60f;
            mItemDIc.Add(userInfo.UserID,RoomOtherUserItem);
        }
    }

    /// <summary>
    /// 用户加入,主动进入
    /// </summary>
    private void OtherUserJoinRoom(OtherUserJoinRoomEvent e)
    {
        RTCUserInfo RTCUserInfo = JsonConvert.DeserializeObject<RTCUserInfo>(e.rtcUserInfoJsonString);
        if(!UserDIc.ContainsKey(RTCUserInfo.UserID))
        {
            GameObject go = Instantiate(mOtherUserItem, transform);
            go.name = "OtherUserItem_" + transform.childCount.ToString();
            go.transform.SetAsLastSibling();
            go.transform.localPosition = mPosEffect;
            RoomOtherUserItem RoomOtherUserItem = go.GetComponent<RoomOtherUserItem>();
            RoomOtherUserItem.Init(RTCUserInfo,true);
            go.SetActive(true);
            mPosEffect.x += 60f;
            UserDIc.Add(RTCUserInfo.UserID,RTCUserInfo);
            mItemDIc.Add(RTCUserInfo.UserID,RoomOtherUserItem);
        }
    }

    /// <summary>
    /// 用户退出,主动
    /// </summary>
    private void OtherLeaveRoom(OtherLeaveRoomEvent e)
    {
        RTCUserInfo RTCUserInfo = JsonConvert.DeserializeObject<RTCUserInfo>(e.rtcUserInfoJsonString);
        if(UserDIc.ContainsKey(RTCUserInfo.UserID))
        {
            UserDIc.Remove(RTCUserInfo.UserID);
            if(mItemDIc.ContainsKey(RTCUserInfo.UserID))
            {
                Destroy(mItemDIc[RTCUserInfo.UserID].gameObject);
                mItemDIc.Remove(RTCUserInfo.UserID);
                StartCoroutine(RefreshUI());
            }
        }
    }

    /// <summary>
    /// 刷新UI,有用户拒绝进入、无响应时执行
    /// </summary>
    public IEnumerator RefreshUI()
    {
        yield return null;
        mPosEffect = Vector3.zero;
        for (int i = 0; i < transform.childCount; i++)
        {
            Transform go = transform.GetChild(i);
            go.localPosition = mPosEffect;
            mPosEffect.x += 60;
        }
    }

    public void Reset()
    {
        foreach (RoomOtherUserItem item in mItemDIc.Values)// 在房间用户Item图标
        {
            //Debug.LogError($"销毁：{item.name}");
            Destroy(item.gameObject);
        }
        mItemDIc.Clear();
        mPosEffect = Vector3.zero;
    }
}