using Mesnac.DoUtils.enumInfo;
using System;
using System.Collections.Generic;
using System.IO.Ports;
using System.Linq;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
using System.Xml.Linq;

namespace Mesnac.DoUtils
{
    /// <summary>
    /// 报警灯控制类
    /// </summary>
    public sealed class DoControl
    {
        public SerialPort serialPort = new SerialPort("COM5");
        private static readonly Lazy<DoControl> lazy = new Lazy<DoControl>(() => new DoControl());
        public static DoControl Instance => lazy.Value;
        public bool AlarmState { get; private set; } = false;
        private DoControl()
        {
            serialPort.BaudRate = 115200;
            serialPort.DataBits = 8;
            serialPort.StopBits = StopBits.One;
            serialPort.Parity = Parity.None;
        }

        /// <summary>
        /// 串口启动
        /// </summary>
        public void ComOn()
        {
            try
            {
                if (!serialPort.IsOpen)
                {
                    serialPort.Open();
                    ICSharpCode.Core.LoggingService<DoControl>.Debug($"打开报警器串口成功，串口：{serialPort.PortName}；波特率：{serialPort.BaudRate}");
                }
            }catch (Exception ex)
            {
                ICSharpCode.Core.LoggingService<DoControl>.Error($"报警器串口打开异常，串口：{serialPort.PortName}；波特率：{serialPort.BaudRate}；异常信息：{ex.Message}");
            }
        }
        /// <summary>
        /// 串口关闭 
        /// </summary>
        public void ComOff()
        {
            if (serialPort.IsOpen)
            {
                serialPort.Close();
            }
        }

        /// <summary>
        /// DO1设备启动（红灯）
        /// </summary>
        public void redLightOn()
        {
            DOControl(DOName.Red, DOOnOff.On);
        }

        /// <summary>
        /// DO2设备启动（绿灯）
        /// </summary>
        public void greenLightOn()
        {
            DOControl(DOName.Green, DOOnOff.On);
        }

        /// <summary>
        /// DO3设备启动（黄灯）
        /// </summary>
        public void YellowLightOn()
        {
            DOControl(DOName.Buzzer, DOOnOff.On);
        }

        /// <summary>
        /// DO1设备关闭（红灯）
        /// </summary>
        public void redLightOff()
        {
            DOControl(DOName.Red, DOOnOff.Off);
        }

        /// <summary>
        /// DO2设备关闭（绿灯）
        /// </summary>
        public void greenLightOff()
        {
            DOControl(DOName.Green, DOOnOff.Off);
        }

        /// <summary>
        /// DO3设备关闭（黄灯）
        /// </summary>
        public void YellowLightOff()
        {
            DOControl(DOName.Buzzer, DOOnOff.On);
        }

        /// <summary>
        /// 重置串口和DO状态
        /// </summary>
        public void Reset()
        {
            SetOff();
            ComOff();
        }

        /// <summary>
        /// 重置DO状态
        /// </summary>
        public void SetOff()
        {
            foreach (DOName dOName in Enum.GetValues(typeof(DOName)))
            {
                DOControl(dOName, DOOnOff.Off);
            }
        }

        /// <summary>
        /// DO启停控制
        /// 如果收到红灯亮的信号，AlarmState会变为True; 收到红灯灭的信号，AlarmState设置为false
        /// </summary>
        /// <param name="dOName">DegitalOut接口名称</param>
        /// <param name="dOOnOff">启停状态</param>
        public void DOControl(DOName dOName, DOOnOff dOOnOff)
        {
            if(dOName.Equals(DOName.Red) && dOOnOff.Equals(DOOnOff.On))
            {
                AlarmState = true;
            }
            if(dOName.Equals(DOName.Red) && dOOnOff.Equals(DOOnOff.Off))
            {
                AlarmState = false;
            }
            if (serialPort.IsOpen)
            {
                serialPort.Write(new byte[] { 0xE3, 0x01, 0x09, (byte)dOName, (byte)dOOnOff, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }, 0, 12);
            }
            else
            {
                ComOn();
                serialPort.Write(new byte[] { 0xE3, 0x01, 0x09, (byte)dOName, (byte)dOOnOff, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }, 0, 12);
            }
        }

        /// <summary>
        /// 文本框传输数据控制COM5串口
        /// </summary>
        public void DOTestSend(string str)
        {
            //ComOn();
            string[] strArray = str.Split(' ');
            byte[] bytes = new byte[strArray.Length];
            for (int i = 0; i < bytes.Length; i++)
            {
                bytes[i] = Convert.ToByte(strArray[i], 16);
            }
            serialPort.Write(bytes, 0, bytes.Length);
        }
    }
}