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 QMAPP.ServicesAgent.LoginService;
using System.Configuration;
using System.ServiceModel.Configuration;
using QMAPP.WinForm.Common;

namespace QMAPP.WinForm
{
    /// <summary>
    /// 登录窗体
    /// </summary>
    public partial class LoginForm : Form
    {
        QMAPP.ServicesAgent.LoginService.LoginServiceClient _loginClient = new ServicesAgent.LoginService.LoginServiceClient();

        public static LoginInfo loginUser;
        Dictionary<string, QMAPP.ServicesAgent.LoginService.LoginInfo> users = new Dictionary<string, QMAPP.ServicesAgent.LoginService.LoginInfo>();
            
        public LoginForm()
        {

            try
            {
                InitializeComponent();
                //checkBox1.Visible = false;
                //checkBox1.Checked = true;
                //加载用户名
                string userInfofile = ConfigurationManager.AppSettings["UserInfo"].ToString();
                System.IO.FileStream fs = new System.IO.FileStream(userInfofile, System.IO.FileMode.OpenOrCreate);
                if (fs.Length > 0)
                {
                    System.Runtime.Serialization.Formatters.Binary.BinaryFormatter bf = new System.Runtime.Serialization.Formatters.Binary.BinaryFormatter();
                    users = bf.Deserialize(fs) as Dictionary<string, QMAPP.ServicesAgent.LoginService.LoginInfo>;
                    foreach (QMAPP.ServicesAgent.LoginService.LoginInfo user in users.Values)
                    {
                        comboBox1.Items.Add(user.LoginUserID);
                    }

                    for (int i = 0; i < users.Count; i++)
                    {
                        if (comboBox1.Text != "")
                        {
                            if (users.ContainsKey(comboBox1.Text))
                            {
                                this.txtPassWord.Text = users[comboBox1.Text].PassWord;
                                //checkBox1.Checked = true;
                            }
                        }
                    }
                    if (comboBox1.Items.Count > 0)
                    {
                        comboBox1.SelectedIndex = 0;
                        //checkBox1.Checked = true;
                    }
                }
                fs.Close();
                //if (!users.Keys.Contains("JG1"))
                //{
                //    users.Add("JG1", new LoginInfo { LoginUserID="JG1",PassWord="1" });
                //    comboBox1.Items.Add("JG1");
                //}
            }
            catch (Exception ex)
            {
                
                throw ex;
            }
            


        }

        #region 登录

        private void btnLogin_Click(object sender, EventArgs e)
        {
            try
            {
                if (this.comboBox1.Text == "")
                {
                    MessageBox.Show("用户名不能为空！");
                    return;
                }

                if (this.txtPassWord.Text == "")
                {
                    MessageBox.Show("密码不能为空！");
                    return;
                }

                //登录验证
                loginUser = _loginClient.IsLogin(new QMAPP.ServicesAgent.LoginService.LoginInfo { LoginUserID = this.comboBox1.Text, PassWord = this.txtPassWord.Text, UserDes= this.txtPassWord.Text }
                    , ClientContext.GetCredentialInfo());

                if (loginUser == null)
                {
                    MessageBox.Show("用户名或密码输入不正确！");
                    return;
                }

                //存储用户名以及密码
                if (this.checkBox1.Checked)
                {
                    users.Clear();
                    string userInfofile = ConfigurationManager.AppSettings["UserInfo"].ToString();
                    System.IO.FileStream fs = new System.IO.FileStream(userInfofile, System.IO.FileMode.Create);
               
                    System.Runtime.Serialization.Formatters.Binary.BinaryFormatter bf = new System.Runtime.Serialization.Formatters.Binary.BinaryFormatter();
                    loginUser.PassWord = this.txtPassWord.Text;
                    if (users.Keys.Contains(loginUser.LoginUserID))
                    {
                        users[loginUser.LoginUserID] = loginUser;
                    }
                    else
                    {
                        users.Add(loginUser.LoginUserID, loginUser);
                    }
                   
                    bf.Serialize(fs, users);
                    fs.Close();
                }
                ClientContext.LoginInfo = loginUser;
                //打开主窗体
                MainForm form = new MainForm(loginUser);
                form.Show();

                this.Hide();
            }
            catch (Exception ex)
            {
                throw ex;
            }
        }

        private void Login(string userid, string pwd)
        {
            try
            {
                pwd = QMFrameWork.Common.Encrypt.DESEncrypt.Decrypt(pwd);
                //登录验证
                loginUser = _loginClient.IsLogin(new QMAPP.ServicesAgent.LoginService.LoginInfo { LoginUserID = userid, PassWord = pwd, UserDes = "" }
                    , ClientContext.GetCredentialInfo());

                if (loginUser == null)
                {
                    MessageBox.Show("登录码不正确或已过期，请联系管理员更换！");
                    return;
                }

                ClientContext.LoginInfo = loginUser;
                //打开主窗体
                MainForm form = new MainForm(loginUser);
                form.Show();

                this.Hide();
            }
            catch (System.Security.Cryptography.CryptographicException)
            {
                MessageBox.Show("登录码格式不正确！");
            }
            catch (System.FormatException)
            {
                MessageBox.Show("登录码格式不正确！");
            }
            catch (Exception ex)
            {
                throw ex;
            }
        }

        #endregion

        #region 取消

        private void btnCancel_Click(object sender, EventArgs e)
        {
            this.Close();
        }

        #endregion

        private void LoginForm_Load(object sender, EventArgs e)
        {
            LoadServerHost();
            comboBox1.Focus();
            comboBox1.SelectAll();
            txtPassWord.SelectAll();


        }

        private void LoadServerHost()
        {
            Configuration cfg = ConfigurationManager.OpenExeConfiguration("");
            var clientSecion = cfg.GetSection("system.serviceModel/client") as ClientSection;

            lblServerHost.Text = GetEndointByName(clientSecion, "BasicHttpBinding_IGeneralService").Address.Host;
        }

        private ChannelEndpointElement GetEndointByName(ClientSection section, string endpointname)
        {
            foreach (ChannelEndpointElement endpoint in section.Endpoints)
            {
                if (string.Equals(endpoint.Name, endpointname))
                {
                    return endpoint;
                }
            }
            return null;
        }

        #region 输入控制

        private void txtUserName_KeyDown(object sender, KeyEventArgs e)
        {
            if (e.KeyCode == Keys.Enter)
            {
                if (comboBox1.Text.StartsWith("<") && comboBox1.Text.EndsWith(">"))
                {
                    var passport = comboBox1.Text.Trim('<', '>').Split(new string[]{"::"},StringSplitOptions.RemoveEmptyEntries);
                    if (passport.Length == 2)
                    {

                        string userid = passport[0];
                        string pwd = passport[1];
                        comboBox1.Text = "";
                        txtPassWord.Text = "";
                        Login(userid, pwd);
                        return;
                    }
                }
                txtPassWord.SelectAll();
                txtPassWord.Focus();
                e.Handled = true;
            }
        }

        private void txtPassWord_KeyDown(object sender, KeyEventArgs e)
        {

            if (e.KeyCode == Keys.Enter)
            {
                this.btnLogin_Click(this.btnLogin, new EventArgs());
            }
        }

        #endregion        

        private void comboBox1_SelectedValueChanged(object sender, EventArgs e)
        {
            if (users.ContainsKey(comboBox1.Text) && users[comboBox1.Text].PassWord != "")
            {
                this.txtPassWord.Text = users[comboBox1.Text].PassWord;
                //checkBox1.Checked = true;
            }
        }

        private void comboBox1_MouseDoubleClick(object sender, MouseEventArgs e)
        {
            MessageBox.Show("1");
        }

        DateTime lastDownTime = DateTime.Now;   
        private void comboBox1_MouseClick(object sender, MouseEventArgs e)
        {
            //TimeSpan sp = DateTime.Now - lastDownTime;
            //if (sp.Milliseconds <= 500)
            //{
            //    lastDownTime = DateTime.Now;  
            //    QMAPP.WinForm.Forms.Common.TouchKey key = new Forms.Common.TouchKey((ComboBox)sender);
            //    key.ShowDialog();
            //}
          
        }
        int clickcounter = 0;
        private void lblServerHost_DoubleClick(object sender, EventArgs e)
        {
            clickcounter += 1;
            if (clickcounter >= 3)
            {
                if (MessageBox.Show("您希望切换WCF服务器吗？\r\n点击“确定”，程序重启后将进入服务器切换界面；\r\n点击“取消”，不执行任何操作。", "服务器切换"
                    , MessageBoxButtons.OKCancel
                    , MessageBoxIcon.Question) == System.Windows.Forms.DialogResult.OK)
                {
                    LocalSetting.Settings["SwitchServer"] = "1";
                }
                clickcounter = 0;
            }
        }

        private void LoginForm_DoubleClick(object sender, EventArgs e)
        {
            comboBox1.SelectAll();
            comboBox1.Focus();
        }





    }
}