using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Xml;
using System.Windows.Forms;
using TradeIdeas.TIProData;
using TradeIdeas.TIProData.Configuration;
using TradeIdeas.XML;
using TradeIdeas.TIProGUI;

namespace SimpleTIPro
{
    public partial class Form1 : Form
    {
        private static ConnectionMaster _connectionMaster;
        //static public ConnectionMaster Connection { get { return _connectionMaster; } }

        public Form1()
        {
            InitializeComponent();
            // It's best to create this at the very beginning, rather than waiting until
            // you log in.  If this is null, other windows will have trouble and could
            // cause null pointer exceptions.  If we are not logged in and not connected,
            // but this object exists, most messages will be safely ignored.
            _connectionMaster = new ConnectionMaster();

            XmlDocument config = new XmlDocument();
            config.Load("Config.xml");
            Text = config.Node("CONFIG").Node("TITLE").Text("Trade-Ideas");
            foreach (XmlNode windowNode in config.Node("CONFIG").Node("WINDOWS").Enum())
            {
                if (windowNode.Property("TYPE") == "toplist")
                {
                    newWindowListBox.Items.Add(new WindowDescription(windowNode));
                }
            }
            //FormCollection fc = Application.OpenForms;

            _connectionMaster.PingManager.PingUpdate += new PingUpdate(PingManager_PingUpdate);
            _connectionMaster.LoginManager.AccountStatusUpdate += new AccountStatusUpdate(LoginManager_AccountStatusUpdate);
            _connectionMaster.ConnectionBase.ConnectionStatusUpdate += new ConnectionStatusUpdate(ConnectionBase_ConnectionStatusUpdate);
        }

        void ConnectionBase_ConnectionStatusUpdate(ConnectionBase source, ConnectionStatusCallbackArgs args)
        {
            if (InvokeRequired)
                BeginInvoke((MethodInvoker)delegate { ConnectionBase_ConnectionStatusUpdate(source, args); });
            else
                connectionStatusLabel.Text = "Connection status:  " + args.message;
        }

        void LoginManager_AccountStatusUpdate(LoginManager source, AccountStatusArgs args)
        {
            if (InvokeRequired)
                BeginInvoke((MethodInvoker)delegate { LoginManager_AccountStatusUpdate(source, args); });
            else
            {
                accountStatusLabel.Text = "Account status:  " + args.accountStatus.English();
                if (null != args.nextPayment)
                    nextPaymentLabel.Text = "Next payment due:  " + args.nextPayment.ToString();
                else
                    nextPaymentLabel.Text = "";
            }
        }

        void PingManager_PingUpdate(TimeSpan pingTime)
        {
            if (InvokeRequired)
                BeginInvoke((MethodInvoker)delegate { PingManager_PingUpdate(pingTime); });
            else
                latencyLabel.Text = "Latency:  " + pingTime.TotalMilliseconds.ToString() + " ms";
        }

        private void loginButton_Click(object sender, EventArgs e)
        {
            _connectionMaster.LoginManager.Username = usernameTextBox.Text;
            _connectionMaster.LoginManager.Password = passwordTextBox.Text;
        }

        private class WindowDescription
        {
            public WindowDescription(XmlNode windowNode)
            {
                Name = windowNode.Property("NAME");
                Config = windowNode.Property("CONFIG");
            }
            public Form Form;
            public String Name;
            public override string ToString()
            {
                return Name;
            }
            public String Config;
            public void Requested()
            {
                if ((null == Form) || (Form.IsDisposed))
                {
                    Form = new TopListForm(_connectionMaster, Config);
                    Form.Show();
                }
                else
                {
                    Form.WindowState = FormWindowState.Normal;
                    Form.BringToFront();
                }
            }
        }

        private void newWindowListBox_DoubleClick(object sender, EventArgs e)
        {
            WindowDescription target = (WindowDescription)newWindowListBox.SelectedItem;
            if (null != target)
                target.Requested();
        }
    }

}