using DIT.Framework.Module._01_SerialModules;

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

namespace DLL_Test_Program
{
    public partial class EnergyMax_PowerMeter_Form : Form
    {
        #region Define

        #endregion

        #region Field
        Thread m_DisplayThread;
        Thread m_DataThread;
        private EnergyMax_PowerMeter m_powermeter;
        #endregion

        #region Property
        public EnergyMax_PowerMeter PowerMeter
        {
            get { return m_powermeter; }
            set { m_powermeter = value; }
        }
        #endregion

        #region Constructor
        public EnergyMax_PowerMeter_Form()
        {
            InitializeComponent();
            this.PowerMeter = new EnergyMax_PowerMeter();
            this.cbb_Ports.DataSource = SerialPort.GetPortNames();

            this.ThreadInit();
        }
        #endregion

        #region Thread
        private void ThreadInit()
        {
            m_DisplayThread = new Thread(UpdateDisplay);
            m_DataThread = new Thread(UpdateData);
        }

        private void ThreadStart()
        {
            m_DisplayThread.Start();
            m_DataThread.Start();
        }

        private void ThreadEnd()
        {
            m_DisplayThread.Abort();
            m_DataThread.Abort();
        }
        #endregion

        #region Method
        private void UpdateDisplay()
        {
            while (this.Visible)
            {
                lock (this)
                {
                    Thread.Sleep(100);
                    Application.DoEvents();

                    if (InvokeRequired)
                    {
                        BeginInvoke(new UpdateUIDelegate(UpdateDisplay));
                        return;
                    }

                    try
                    {
                        if (this.PowerMeter.SerialPort.IsOpen)
                        {
                            lb_PortState.Text = "Connected";
                            lb_PortState.BackColor = Color.Lime;
                            btn_PortClose.Enabled = true;
                            btn_PortOpen.Enabled = false;
                        }
                        else
                        {
                            lb_PortState.Text = "Disconnect";
                            lb_PortState.BackColor = Color.Red;
                            btn_PortClose.Enabled = false;
                            btn_PortOpen.Enabled = true;
                        }
                    }
                    catch (Exception)
                    {

                    }
                }
            }
        }

        private void UpdateData()
        {
            // Check..
        }

        #endregion

        #region Event
        private void btn_PortOpen_Click(object sender, EventArgs e)
        {
            string port;
            int timeout;

            if (this.cbb_Ports.Text == "") return;

            port = this.cbb_Ports.Text;
            timeout = 500;

            if (this.PowerMeter.Connect(port, timeout) == false)
            {
                MessageBox.Show("Connect Fail...");
            }
        }

        private void btn_PortClose_Click(object sender, EventArgs e)
        {
            this.PowerMeter.DisConnect();
        }

        private void btn_ReadEnergy_Click(object sender, EventArgs e)
        {
            if (this.PowerMeter.SendWaitReceive("READ?") == false)
            {
                MessageBox.Show("Send Fail...");
            }

            this.tb_Energy.Text = this.PowerMeter.RecvData;
        }

        private void btn_Initial_Click(object sender, EventArgs e)
        {
            if (this.PowerMeter.Send("*RST") == false)
            {
                MessageBox.Show("Send Fail...");
            }
        }

        private void EnergyMax_PowerMeter_Form_FormClosing(object sender, FormClosingEventArgs e)
        {
            this.ThreadEnd();
        }

        private void EnergyMax_PowerMeter_Form_Load(object sender, EventArgs e)
        {
            this.ThreadStart();
        }
        #endregion
    }
}