using System;
using System.Collections.Generic;
using RenderStreaming;
using Script.Util;
using Stary.Evo;
using Unity.RenderStreaming;
using UnityEngine;
using UnityEngine.UI;

namespace Script
{
    public class MeetingChat : IController
    {
        public GameObject PanelGo;
        private MainPanel _mainPanel;

        private Transform _content;
        private GameObjectPool _objectRightPool;
        private GameObjectPool _objectLeftPool;


        private Text _connectionTimeText;
        private Text _userCountText;

        public Action<int> OnUserCountChangedEvent;

        private List<ChatData> _chatDatas = new();

        public void Initialize(GameObject panelGo, MainPanel mainPanel)
        {
            PanelGo = panelGo;
            _mainPanel = mainPanel;
            _content = panelGo.transform.Find("MeetingGrid/Viewport/Content");
            _objectRightPool = panelGo.transform.Find("MeetingGrid/LeftPool").GetComponent<GameObjectPool>();
            _objectLeftPool = panelGo.transform.Find("MeetingGrid/RightPool").GetComponent<GameObjectPool>();

            _connectionTimeText = panelGo.transform.Find("MeetingNum/Time").GetComponent<Text>();
            _connectionTimeText.text = this.GetSystem<IGlobalConfigSystem>().GetConnectionStartTime();

            _userCountText = panelGo.transform.Find("MeetingNum/Num").GetComponent<Text>();
            _userCountText.text = this.GetSystem<IGlobalConfigSystem>().GetUserCount().ToString();
        }

        public async void OnEnter()
        {
            OnUserCountChangedEvent += OnUserCountChanged;
            GameObject.FindObjectOfType<MessageChannel>().OnChatMessageReceived += OnChatMessageReceivedEvent;
        }

        public async void OnExit()
        {
            OnUserCountChangedEvent -= OnUserCountChanged;
            GameObject.FindObjectOfType<MessageChannel>().OnChatMessageReceived -= OnChatMessageReceivedEvent;
        }

        private void OnChatMessageReceivedEvent(string connectionId, ChatData data)
        {
            if (connectionId != this.GetSystem<IGlobalConfigSystem>().GetConnectionId()) return;
            _chatDatas.Add(data);
            if (bool.Parse(data.isSelf) == false)
            {
                var entry = _objectLeftPool.Get();
                SetMessageEntry(data, entry);
            }
        }

        private void SetMessageEntry(ChatData data, GameObject entry)
        {
            var head = entry.transform.Find("head");
            var name = entry.transform.Find("name");
            var message = entry.transform.Find("message");
            var sprite = entry.transform.Find("sprite");

            if (string.IsNullOrEmpty(data.senderAvatar))
            {
                var randomColor = WebRTCUtil.GetRandomColor();
                head.GetComponent<Image>().color = randomColor;
                head.transform.Find("Name").GetComponent<Text>().text = data.senderName.Substring(0, 1);
            }
            else
            {
                WebRTCUtil.DownloadAndSetAvatar(data.senderAvatar, head.GetComponent<Image>());
            }

            name.GetComponent<Text>().text = data.senderName;

            if (data.type == "text")
            {
                message.GetComponent<Text>().text = data.content;
                sprite.gameObject.SetActive(false);
            }
            else if (data.type == "image")
            {
                message.gameObject.SetActive(false);
                sprite.gameObject.SetActive(true);
                //TODO  图片传输功能
            }
        }

        private void OnUserCountChanged(int obj)
        {
            _userCountText.text = obj.ToString();
        }

        public IArchitecture GetArchitecture()
        {
            return MainArchitecture.Interface;
        }
    }
}