using System.Linq;
using Sog;
using Google.Protobuf.WellKnownTypes;


namespace SMCenter
{
    // 传输文件
    public class FileTransCmdProc : BaseCmdProc
    {
		public override void ClearData()
		{
			m_nowCmd = null;
		}

		// cmdParams[0] is serverId
		public override int DoCmd(out string msg)
        {
            if (m_nowCmd.CMD == "cancelpush")
            {
                CancelPush();
                msg = "";
                return 0;
            }

            if (m_nowCmd.CmdParams.Count < 1)
            {
                msg = "invalid cmd param";
                return -1;
            }

            if (m_nowCmd.CMD != "pushagent")
            {
                if (CmdUtils.CheckValidServerId(m_nowCmd.CmdParams[0], out string fixSvrId) == false)
                {
                    msg = "invalid server id";
                    return -1;
                }

                if (fixSvrId != null)
                {
                    m_nowCmd.CmdParams[0] = fixSvrId;
                }

                SMProcAppMgr.Instance.GetAllMatchingProc(m_nowCmd.CmdParams[0], m_nowCmd.m_procs);
            }

            if (CenterFileTransMng.Instance.DoTransCmd(m_nowCmd) != 0)
            {
                msg = CenterFileTransMng.Instance.errorMsg;
                return -1;
            }

            msg = "";
            TraceLog.Trace("FileTransCmdProc.DoCmd {0}", m_nowCmd.CMD);
            return 0;
        }


        public override int UpdateCmd(long tMs)
        {
            if (CenterFileTransMng.Instance.isFinish)
            {
                AckConsoleCmdResult();
                CenterFileTransMng.Instance.Clear();
                return 0;
            }

            return 1;
        }

        private void AckConsoleCmdResult()
        {
            SMConsoleCommandRes res = new SMConsoleCommandRes();
            res.Command = m_nowCmd.ConsoleInput;
            res.Message = "";

            var transMgr = CenterFileTransMng.Instance.transMgr;

            string procResult = "";

            string pushFile = "";
            for (int i = 0; i < transMgr.fileList.Count; i++)
            {
                pushFile += transMgr.fileList[i].fileName;
                // 每行3个文件
                pushFile += i % 3 == 2 ? "\n\t" : "\t";
            }

            foreach (var transNode in transMgr.transHosts.Values)
            {
                // 接收节点在网络正常的情况下一定会上报接收结果, 没有收到上报基本上是因为网络问题
                if (transNode.fileState.Count == 0)
                {
                    procResult += string.Format("\n{0} : NoRes", transNode.receiverHost);
                }
                else
                {
                    procResult += string.Format("\n{0} : ", transNode.receiverHost);

                    // 1表示成功
                    string str = string.Join(' ', transNode.fileState.Where(r => r.RecvState != 1).Select(r => r.FileName));
                    if (str.Length == 0)
                    {
                        procResult += "Succ";
                    }
                    else
                    {
                        procResult += "Fail  (" + str + ")";
                    }
                }

                res.Message += "Files: " + pushFile;
                res.Message += procResult;
            }

            SMCenterNet.Instance.SendMsg(m_nowCmd.SessionId, SMMsgID.ConsoleCommandRes, res);
        }

        public void CancelPush()
        {
            TraceLog.Trace("FileTransCmdProc.CancelPush");

            CenterFileTransMng.Instance.CancelPush();
        }
    }
}