using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using System.IO.Ports;
using System.Threading;

namespace WcfControlMonitorLib
{
    public partial class SMS : UserControl
    {
        public SMS()
        {
            InitializeComponent();
            this.ReciveEvent += new dele_rev(SMS_ReciveEvent);
        }

        void SMS_ReciveEvent(string str)
        {
            //throw new NotImplementedException();
            //收到就发下一个
            //发送完毕就应该拿出去
            if (messages.Count > 0)
            {
                PhoneMsgPair msg = messages.Dequeue();
                BeginSendMessage(msg.Phone, msg.Msg);
            }
        }

        public bool IsRuning;
        public Encoding Encode;

        private static object _thislock = new object();

        //发送队列
        private Queue<PhoneMsgPair> messages = new Queue<PhoneMsgPair>();

        public event dele_rev ReciveEvent;
        public void Start()
        {
            try
            {
                SerialPort1.Open();
                IsRuning = true;
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message);
                IsRuning = false;
            }
        }

        public void Stop()
        {
            try
            {
                SerialPort1.Close();
                IsRuning = false;
            }
            catch (Exception ex)
            {
            }
        }

        public void AddMessage(string phone, string msg)
        {
            if (!IsRuning)
                return;
            //PhoneMsgPair pair = new PhoneMsgPair(phone, msg);
            //messages.Enqueue(pair);
            //if (messages.Count == 1) //如果第一个，驱动发送一下，先发一个假的
            //{
            //    //messages.Dequeue();
            //    BeginSendMessage("", "");
            //    //BeginSendMessage(phone, msg);
            //}
            SendMessage(phone, msg);

        }

        public void BeginSendMessage(string phone, string message)
        {
            dele_sendmessage del = new dele_sendmessage(SendMessage);
            del.BeginInvoke(phone, message, SendFinish, del);
        }

        //封装AT指令,从串口发出去,同步方式
        public string SendMessage(string phone, string message)
        {
            if (phone == "") return "begin";
            ////string head = "AT+SMSD=" + phone + "," + "UCS2" + ",";
            //string head = "AT+SMSEND=86" + phone + ",";
            //byte[] headbytes = Encoding.ASCII.GetBytes(head);

            //byte[] bytes = Encoding.Unicode.GetBytes(message);
            ////这里需要高低字节调换，短信才能认识
            //for (int i = 0; i < bytes.Length / 2; i++)
            //{
            //    int pos = i * 2;
            //    byte temp = bytes[pos + 1];
            //    bytes[pos + 1] = bytes[pos];
            //    bytes[pos] = temp;
            //}


            //byte[] tosend = new byte[headbytes.Length + bytes.Length];

            //for (int i = 0; i < headbytes.Length; i++)
            //{
            //    tosend[i] = headbytes[i];
            //}
            //for (int i = headbytes.Length; i < headbytes.Length + bytes.Length; i++)
            //{
            //    tosend[i] = bytes[i - headbytes.Length];
            //}

            //SerialPort1.Write(tosend, 0, tosend.Length);

            string messages = "";
            //messages = "AT + ENTM";
            //SerialPort1.Write(messages);
            //Thread.Sleep(300);
            //SerialPort1.Write(messages);
            //Thread.Sleep(300);
            //messages = "+++";
            //SerialPort1.Write(messages);
            Thread.Sleep(1000);
            messages = "usr.cnAT+SMSEND=86" + phone + "," + message + "\r\n";

            SerialPort1.Write(messages);

            //41 54 2B 53 4D 53 45 4E 44 3D 38 36 31 37 33 30 32 34 36 32 37 36 33 2C 
            //53 54 52 55 43 54 A3 BA 33 37 30 30 32 65 72 72 6F 72 A3 AC 45 52 52 4F 
            //52 4D 45 53 53 41 47 45 A3 BA 47 52 45 41 53 45 54 49 4D 45 4F 55 54 0D 0A
            //设备：37002故障，故障信息：注油操作超时
            //STRUCT：37002error，ERRORMESSAGE：GREASETIMEOUT

            //发出去阻塞等回
            //Thread.Sleep(3000); //等待是为了保证dtu回复数据到缓冲区中
            byte[] revbuffer = new byte[64];
            int len = 0;
            string str = "";
            //try
            //{
            //    while (str != "SHORT MESSAGE ERROR!" && str != "SHORT MESSAGE SEND OK!") //拼接字符串，一直到够回复信息的
            //    {
            //        len = SerialPort1.Read(revbuffer, 0, revbuffer.Length);
            //        str += Encoding.ASCII.GetString(revbuffer, 0, len);
            //    }
            //}
            //catch (Exception ex)
            //{
            //}
            //将回复的ascll转成字符

            return str;
        }

        private void SendFinish(IAsyncResult ar)
        {
            dele_sendmessage fun = (dele_sendmessage)ar.AsyncState;
            string rev = "";
            try
            {
                rev = fun.EndInvoke(ar);
            }
            catch (Exception ex)
            {
            }

            object[] param = new object[1];
            param[0] = rev;
            //收到回复回归主线程
            this.BeginInvoke(new dele_rev(messagerev), param);
        }

        private void messagerev(string str)
        {
            ReciveEvent(str);
        }

        //串口参数，和发送的编码格式
        public void SetSMS(string Portname, int BaudRate, string parity, int databits, string stopbits, Encoding code, int readtimeout)
        {
            SerialPort1.PortName = Portname;
            SerialPort1.BaudRate = BaudRate;
            SerialPort1.Parity = (Parity)Enum.Parse(SerialPort1.Parity.GetType(), parity);
            SerialPort1.DataBits = databits;
            SerialPort1.StopBits = (StopBits)Enum.Parse(SerialPort1.StopBits.GetType(), stopbits);
            Encode = code;
            SerialPort1.ReadTimeout = readtimeout;
        }

        //短信队列类，集成了发送队列，外部调用只需要扔队列
        delegate string dele_sendmessage(string phone, string message);
        public delegate void dele_rev(string str);
        public class PhoneMsgPair
        {
            public PhoneMsgPair(string phone, string msg)
            {
                Phone = phone;
                Msg = msg;
            }
            public string Phone;
            public string Msg;
        }
    }
}