using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using Telerik.WinControls;
using SafeMobileLib;
using System.Threading;
using Telerik.WinControls.Primitives;
using Telerik.WinControls.UI;
using System.Collections;
using SharedUI;
using System.Diagnostics;

namespace CPlus_GW
{
    public partial class MainForm : Telerik.WinControls.UI.RadForm
    {
        CPlusGW GW;
        Thread GatewayThreadobj = null;
        Thread StatusThreadobj = null;
        private TallysmanReceiveThread TallysmanReceiveConnection = null;
        private Thread TallysmanReceiveThreadObj = null;

        private bool connecting = false;

        private BindingList<String> eventsList = new BindingList<String>();



        public static DBvehiclesManager vehiclesManager;
        public static List<Vehicles> vehicles = new List<Vehicles>();


        public MainForm()
        {
            InitializeComponent();

            // set datasource for events
            rlvEvents.DataSource = null;
            rlvEvents.DataSource = eventsList;


            Version v = System.Reflection.Assembly.GetExecutingAssembly().GetName().Version;
            SafeMobileLib.Utils.WriteLine(lbVersion.Text = "Version: " + v.ToString(), ConsoleColor.Cyan);
            //this.Text += "  - v." + v.ToString();

            SM.Debug("Starting Connect plus GW ",false );
            CPlusGW.TextQueue.PostItem("Starting Connect plus GW ");
            CPlusGW.TextQueue.PostItem("Version: " + v.ToString());
            GW = new CPlusGW();


            GUIinitSettings();

            StartTallysmanService();
        }

        private void btnSave_Click(object sender, EventArgs e)
        {
            if ((tbCntrlIP.Text == "") ||
                (tbARSport.Text == "") ||
                (tbGPSport.Text == "") ||
                (tbSMSport.Text == "") ||
                (tbTallysmanport.Text == "") ||
                (tbGPS_R_port.Text == "") ||
                (tbSMS_R_port.Text == "") ||
                (tbMultiIP.Text == "") ||
                (tbMultiPort.Text == "") ||
                (tbGWid.Text == "") ||
                (tbReportInterval.Text == "")
                )
            {
                RadMessageBox.Show("Please make sure that all textboxes are compleated with coresponding values.", "Invalid input", MessageBoxButtons.OK, RadMessageIcon.Error);
                return;
            }
            Config.SaveConfig(tbCntrlIP.Text, tbARSport.Text, tbGPSport.Text, tbSMSport.Text, tbTallysmanport.Text,
                tbGPS_R_port.Text, tbSMS_R_port.Text, tbMultiIP.Text, tbMultiPort.Text, tbGWid.Text,
                tbReportInterval.Text);
            RadMessageBox.Show("Configs saved to file.\r\nPlease restart the application for this settings to take place.", "Saved", MessageBoxButtons.OK, RadMessageIcon.Info);

        }

        private void GUIinitSettings()
        {
            tbGWid.Text = Program.cfg.gatewayID;
            tbCntrlID.Text = "10000";
            tbReportInterval.Text = Program.cfg.report;

            tbCntrlIP.Text = Program.cfg.ctrlIP;
            tbARSport.Text = Program.cfg.arsPort.ToString();
            tbGPSport.Text = Program.cfg.locPort.ToString();
            tbGPS_R_port.Text = Program.cfg.locPort_r.ToString();
            tbSMSport.Text = Program.cfg.smsPort.ToString();
            tbSMS_R_port.Text = Program.cfg.smsPort_r.ToString();
            tbTallysmanport.Text = Program.cfg.tallysmanPort.ToString();

            tbMultiIP.Text = Program.cfg.multi_IP;
            tbMultiPort.Text = Program.cfg.multi_port.ToString();

            CPlusGW.TextQueue.PostItem(DateTime.Now.ToString());
            CPlusGW.TextQueue.PostItem("Welcome to Safemobile Connect plus Gateway.");
            CPlusGW.TextQueue.PostItem("Controller status:"+((GW.status)?"Online":"Offline"));
        }

        private void btnConnect_Click(object sender, EventArgs e)
        {
            try
            {
                if (!GW.status && !connecting)
                {
                    CPlusGW.TextQueue.PostItem("Connecting to " + tbCntrlIP.Text);
                    GatewayThreadobj = new Thread(new ThreadStart(GW.Start));
                    GatewayThreadobj.IsBackground = true;
                    GatewayThreadobj.Start();
                    btnConnect.Text = "Disconnect";
                    //btnConnect.Enabled = false;
                    connecting = true;
                }
                else
                {
                    CPlusGW.TextQueue.PostItem("Disconnecting from " + tbCntrlIP.Text);
                    GW.Stop();
                    GatewayThreadobj.Abort();
                    btnConnect.Text = "Connect";
                    connecting = false;
                }
            }
            catch (Exception ex)
            {
                SM.Debug(ex.ToString());
                CPlusGW.TextQueue.PostItem("Error connecting/diconnecting from controller.");
            }
        }



        void StartTallysmanService()
        {
            bool writeGatewayTallysmanStatus = false;

            //create thread for receiving Tallysman notifications from the radios
            TallysmanReceiveConnection = new TallysmanReceiveThread((ushort)Program.cfg.tallysmanPort);

            #region TALLYSMAN Received Events
            TallysmanReceiveConnection.OnLocationReceived += delegate (LocationEventArgs e)
            {
                SafeMobileLib.Utils.WriteLine("LOCATION RECEIVED ON TALLYSMAN from radio " + e.RadioID, ConsoleColor.DarkGreen);
            };

            TallysmanReceiveConnection.OnTelemetryReceived += delegate (TelemetryReceivedEventArgs e)
            {
                SafeMobileLib.Utils.WriteLine("TELEMETRY RECEIVED ON TALLYSMAN from radio " + e.RadioID, ConsoleColor.DarkGreen);
            };

            TallysmanReceiveConnection.OnTallysmanEventReceived += delegate (TallysmanEventArgs e)
            {
                SafeMobileLib.Utils.WriteLine("EVENT RECEIVED ON TALLYSMAN from radio " + e.RadioID, ConsoleColor.DarkGreen);
            };

            #endregion
            TallysmanReceiveThreadObj = new Thread(new ThreadStart(TallysmanReceiveConnection.handleConnection));
            TallysmanReceiveThreadObj.IsBackground = true;
            TallysmanReceiveThreadObj.Start();

        }

        
        //while(true) - this method is threaded with StatusThreadobj
        private void CheckNewStatusEntry()
        {
            while (StatusThreadobj.IsAlive)
            {
                string text = CPlusGW.TextQueue.GetItem(-1);
                if (text != null && text.Trim().Length > 0)
                    AddEvent(text);
                       
            }
        }

        private void AddEvent(String msg)
        {
            this.Invoke((MethodInvoker)delegate ()
            {
                rlvEvents.BeginEdit();
                eventsList.Add($"{DateTime.Now:HH:mm:ss}   |  {msg}");
                // remove first item if more thatn 200
                if (eventsList.Count > 200)
                    eventsList.RemoveAt(0);
                rlvEvents.EndEdit();
            });
        }


        #region UPDATE

        /// <summary>
        /// Check for new version release on SafeMobile Portal
        /// The check is done by comparing Current Assembly Version with the one 
        /// written in a xml file on the portal.
        /// </summary>
        private void CheckForUpdate()
        {
            App appType = App.GW_CPLUS;
            AutoUpdate au = new AutoUpdate(appType) { IsDevelop = Program.cfg.isDevelop };
            au.OnNewVersionAvailable += delegate (string version)
            {
                notifyIcon1.Text = "New version available";
                notifyIcon1.ShowBalloonTip(2500, $"{App.GetAppName(appType)} version {version} available",
                    $"Press to download and install the latest version of {App.GetAppName(appType)}.", ToolTipIcon.Info);
                notifyIcon1.BalloonTipClicked += delegate (object sender, EventArgs e)
                {
                    if (notifyIcon1.Text.Equals("New version available"))
                    {
                        UpdateForm uf = new UpdateForm(appType, true) { IsDevelop = Program.cfg.isDevelop };
                        uf.Show();
                    }
                };
            };
            // call method to check for new updated
            au.CheckUpdate();
        }

        #endregion

        private void MainForm_Load(object sender, EventArgs e)
        {
            vehiclesManager = new DBvehiclesManager(Program.cfg.DB_IP, Program.cfg.DB_schema, Program.cfg.DB_user, Program.cfg.DB_passwd, Program.cfg.DB_port);

            Boolean hasOnlyIntegerValues = false;
            vehicles = vehiclesManager.getAllVehicles(out hasOnlyIntegerValues, false);


            StatusThreadobj = new Thread(new ThreadStart(CheckNewStatusEntry));
            StatusThreadobj.IsBackground = true;
            StatusThreadobj.Start();

            ContextMenu contextMenu = new ContextMenu();
            contextMenu.MenuItems.Add("Check for updates...", (s, e2) => {
                UpdateForm uf = new UpdateForm(App.GW_CPLUS, true) { IsDevelop = Program.cfg.isDevelop };
                uf.Show();
            });
            contextMenu.MenuItems.Add("Exit", (s, e2) => CloseApp());
            notifyIcon1.ContextMenu = contextMenu;

            // check for a new version if available
            if (Program.cfg.autoupdate)
                CheckForUpdate();

            // restore previous value
            rcbAutoReconnect.Checked = Program.cfg.autoReconnect;
            rcbAutoReconnect.ToggleStateChanged += rcbAutoReconnect_ToggleStateChanged;
            // auto reconnect to the controller if this option was selected
            if (Program.cfg.autoReconnect)
                btnConnect.PerformClick();

        }

        private void CloseApp()
        {
            Process oldProcess = Process.GetCurrentProcess();
            oldProcess.Kill();
            Application.Exit();
        }

        private void rcbAutoReconnect_ToggleStateChanged(object sender, StateChangedEventArgs args)
        {
            Program.cfg.SaveConfigOption("GATEWAY", "autoReconnect", rcbAutoReconnect.Checked ? "true" : "false");
            Program.cfg.autoReconnect = rcbAutoReconnect.Checked;
        }
    }
}