using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using QFramework;

namespace TCPClientTools
{
    //统筹管理TCP的命令池以及相关链接信息
    public class TCPEventModel : DataEventModel, ICanSendCommand,ICanRegisterEvent
    {
        private TCPLinkState tcpState = TCPLinkState.NoIp;
        private string tcpAddress = "";
        private int tcpPort = 0;
        public string myAddress = "";
        protected override void OnInit()
        {  
            myAddress = this.GetUtility<TCPUtility>().GetIP();
            this.RegisterEvent<onLinkException>(e=> {
                setTCPState(TCPLinkState.LinkTimeOut);
                this.GetUtility<TCPUtility>().CloseTCPClient();
            });
            //注册重写发送事件
            this.RegisterEvent<RequestMsgEvent>(e => {
                if (this.GetUtility<TCPUtility>().isOpenTCP)
                {
                    this.GetUtility<TCPUtility>().sendData(e.req.toJson());
                }
                else
                {
                    Debug.LogWarning("请先开启TCP链接");
                }
            });
        }
        public void setTCPState(TCPLinkState state) {
            this.tcpState = state;
            this.SendEvent(new TCPStateChangedEvent(state));
        }
        public TCPLinkState getState() {
            return this.tcpState;
        }
        /// <summary>
        /// 设置对应IP，设置完毕后，自动进入链接状态（此时需要用户手动监听是否要进行链接服务器）
        /// </summary>
        /// <param name="ip">ip地址</param>
        /// <param name="port">端口号</param>
        public void setIP(string ip,int port) {
            this.tcpAddress = ip;
            this.tcpPort = port;
            //此处可以加ip校验
            Debug.LogWarning("此处未进行ip以及端口号校验，日后有需求可以增加");
            setTCPState(TCPLinkState.Linking);
        }
        /// <summary>
        /// 与服务端建立链接
        /// </summary>
        public void linkServer() {
            if (tcpState == TCPLinkState.Linking)
            {
                if (!this.GetUtility<TCPUtility>().isOpenTCP) {
                    
                    bool isSuccess = this.GetUtility<TCPUtility>().StartTCPClient(tcpAddress, tcpPort);
                    if (isSuccess) {
                        setTCPState(TCPLinkState.LinkSucess);
                    }
                    else
                    {
                        setTCPState(TCPLinkState.LinkFaild);
                    }
                }
            }
        }
        /// <summary>
        /// 与服务端断开链接
        /// </summary>
        public void closeServer()
        {
            if (tcpState == TCPLinkState.LinkSucess)
            {
                if (this.GetUtility<TCPUtility>().isOpenTCP)
                {

                    this.GetUtility<TCPUtility>().CloseTCPClient();
                    setTCPState(TCPLinkState.NoIp);
                }
            }
        }
    }

    #region enum
    public enum TCPLinkState
    {
        NoIp = 0,
        Linking = 1,
        LinkFaild = 2,
        LinkSucess = 3,
        LinkTimeOut = 4
    }
    #endregion

    #region event
    public struct TCPStateChangedEvent
    {
        public TCPLinkState state;
        public TCPStateChangedEvent(TCPLinkState state_)
        {
            state = state_;
        }
    }
    public struct onLinkException
    {
        public string exceptionMsg;
        public onLinkException(string exceptionMsg_)
        {
            exceptionMsg = exceptionMsg_;
        }
    }
    #endregion
}