using FATrace.WPLApp.Models;
using Prism.Events;
using Prism.Mvvm;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace FATrace.WPLApp.Services
{
    public class SysRunService : BindableBase
    {
        public SysRunService(IEventAggregator eventAggregator)
        {
            // 创建一个定时器，设置间隔时间为2000毫秒（即2秒）
            CurTimer = new System.Timers.Timer(5000);
            CurTimer.AutoReset = true;
            // 设置Elapsed事件处理程序
            CurTimer.Elapsed += CurTimer_Elapsed;
            // 启动定时器
            CurTimer.Start();

        }

        private string _PlcIp;
        /// <summary>
        /// PLC IP
        /// </summary>
        public string PlcIp
        {
            get => _PlcIp;
            set { _PlcIp = value; RaisePropertyChanged(); UpdatePlcEndPoint(); }
        }

        private int _PlcPort;
        /// <summary>
        /// PLC 端口
        /// </summary>
        public int PlcPort
        {
            get => _PlcPort;
            set { _PlcPort = value; RaisePropertyChanged(); UpdatePlcEndPoint(); }
        }

        private string _PlcEndPoint;
        /// <summary>
        /// PLC 终端显示：IP:Port
        /// </summary>
        public string PlcEndPoint
        {
            get => _PlcEndPoint;
            private set { _PlcEndPoint = value; RaisePropertyChanged(); }
        }

        private void UpdatePlcEndPoint()
        {
            PlcEndPoint = string.IsNullOrWhiteSpace(PlcIp) ? string.Empty : $"{PlcIp}:{PlcPort}";
        }

        private bool _PlcLinkState = false;
        /// <summary>
        /// PLC连接状态
        /// </summary>
        public bool PlcLinkState
        {
            get { return _PlcLinkState; }
            set { _PlcLinkState = value;RaisePropertyChanged(); }
        }

        private int _PlcScanState = 0;
        /// <summary>
        /// PLC扫描循环状态
        /// 0=已停止，1=运行中，2=异常退出
        /// </summary>
        public int PlcScanState
        {
            get { return _PlcScanState; }
            set
            {
                if (_PlcScanState != value)
                {
                    _PlcScanState = value;
                    switch (value)
                    {
                        case 1:
                            PlcScanMsg = "扫描运行";
                            break;
                        case 2:
                            PlcScanMsg = "扫描异常";
                            break;
                        default:
                            PlcScanMsg = "扫描停止";
                            break;
                    }
                    RaisePropertyChanged();
                }
            }
        }

        private string? _PlcScanMsg = "扫描停止";
        /// <summary>
        /// PLC扫描循环状态消息
        /// </summary>
        public string? PlcScanMsg
        {
            get { return _PlcScanMsg; }
            set { _PlcScanMsg = value; RaisePropertyChanged(); }
        }


        private string? _CurUser;
        /// <summary>
        /// 当前的用户
        /// </summary>
        public string? CurUser
        {
            get { return _CurUser; }
            set
            {
                if (_CurUser != value)
                {
                    _CurUser = value;
                    if (string.IsNullOrEmpty(value))
                    {
                        IsLogin = false;
                        CurAccessLevel = null;
                    }
                    else
                    {
                        IsLogin = true;
                    }
                    RaisePropertyChanged();
                }
            }
        }

        private string? _CurAccessLevel;
        /// <summary>
        /// 当前用户等级（管理员/操作员/访客）
        /// </summary>
        public string? CurAccessLevel
        {
            get { return _CurAccessLevel; }
            set
            {
                if (_CurAccessLevel != value)
                {
                    _CurAccessLevel = value;
                    RaisePropertyChanged();
                }
            }
        }

        private bool _IsLogin;
        /// <summary>
        /// 登录
        /// </summary>
        public bool IsLogin
        {
            get { return _IsLogin; }
            set { _IsLogin = value; RaisePropertyChanged(); }
        }


        /// <summary>
        /// 运行状态
        /// </summary>
        public SysRunState SysRunState { get; set; } = new SysRunState();

        /// <summary>
        /// 定时器
        /// </summary>
        private System.Timers.Timer CurTimer { get; set; }

        private DateTime _CurDateTime;
        /// <summary>
        /// 当前时间信息
        /// </summary>
        public DateTime CurDateTime
        {
            get { return _CurDateTime; }
            set { _CurDateTime = value; RaisePropertyChanged(); }
        }

        private void CurTimer_Elapsed(object? sender, System.Timers.ElapsedEventArgs e)
        {
            CurDateTime = DateTime.Now;

        }
    }
}