using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using LBOutlookLibrary;
using System.Reflection;
using VEPROMS.CSLA.Library;
using System.Text.RegularExpressions;
using System.Net.Mail;
using System.Net;
using System.IO;

namespace Volian.Controls.Library
{
	public partial class frmSendErrorLog : Form
	{
		private string _ErrorLogPath;
		public bool OutlookEmail
		{
			get { return rbOutlook.Checked; }
			set 
			{
				if (value)
					rbOutlook.Checked = true;
				else
					rbManual.Checked = true;
			}
		}
		public string SMTPServer
		{
			get { return tbServer.Text; }
			set { tbServer.Text = value; }
		}
		public string SMTPUser
		{
			get { return tbUsername.Text; }
			set { tbUsername.Text = value; }
		}
		public frmSendErrorLog(bool outlookEmail, string smtpServer, string smtpUser, string errorlogpath)
		{
			InitializeComponent();
			tbPassword.PasswordChar = '\u25CF';
			OutlookEmail = outlookEmail;
			SMTPServer = smtpServer;
			SMTPUser = smtpUser;
			_ErrorLogPath = errorlogpath;
		}

		private void emailSettingChanged(object sender, EventArgs e)
		{
			tbServer.Enabled = tbUsername.Enabled = tbPassword.Enabled = 
				lblServer.Enabled = lblUsername.Enabled = lblPassword.Enabled = rbManual.Checked;
		}

		private void btnSend_Click(object sender, EventArgs e)
		{
			if (OutlookEmail)
			{
				if (SendOutlookEmail())
				{
					this.DialogResult = DialogResult.OK;
					this.Close();
				}
			}
			else
			{
				if (SendSMTPEmail())
				{
					this.DialogResult = DialogResult.OK;
					this.Close();
				}
			}
		}
		private bool SendSMTPEmail()
		{
			FileStream fs = null;
			try
			{
				MailMessage mm = new MailMessage();
				mm.From = new MailAddress(SMTPUser);
				mm.To.Add("support@volian.com");
				//mm.To.Add("rmark@epix.net");
				//mm.To.Add("jcbodine@gmail.com");
				mm.Subject = "PROMS Error Log " + DateTime.Now.ToString("MM/dd/yyyy hh:mm:ss");
				mm.Body = Header + "\r\n\r\n" + tbContent.Text;
				fs = File.Open(_ErrorLogPath, FileMode.Open, FileAccess.Read, FileShare.ReadWrite);
				mm.Attachments.Add(new Attachment(fs, "ErrorLog.txt"));
				SmtpClient sc = new SmtpClient(SMTPServer);
				sc.EnableSsl = true;
				sc.Credentials = new NetworkCredential(SMTPUser, tbPassword.Text);
				sc.Send(mm);
				return true;
			}
			catch (Exception ex)
			{
				MessageBox.Show(ex.Message);
				return false;
			}
			finally
			{
				fs.Close();
			}
		}
		public string Header
		{
			get
			{
				StringBuilder sb = new StringBuilder();
				//sb.Append("PROMS\t\tVersion: ");
				sb.AppendLine("PROMS");
				sb.Append("Version: ");
				sb.Append(AssemblyVersion);
				DateTime buildDateTime = new System.IO.FileInfo(Assembly.GetExecutingAssembly().Location).LastWriteTime;
				sb.AppendLine(String.Format("\t\tBuild Date:  {0}", buildDateTime.ToString()));
				string connectionString = Database.VEPROMS_Connection;
				Match mServer = Regex.Match(connectionString, ".*Data Source=([^;]*).*");
				string server = (mServer.Success) ? mServer.Groups[1].Value : "unknown";
				if (server.StartsWith(@".\")) server = @"Local \ " + server.Substring(2);
				string databaseName = string.Format("{0}[SQL:{1:yyMM.ddHH}]", Database.ActiveDatabase, Database.RevDate);
				sb.Append(string.Format("SQL Server: {0}", server));
				//if (databaseName == null) databaseName = Regex.Replace(connectionString, "^.*Initial Catalog=([^;]*);.*$", "$1", RegexOptions.IgnoreCase);
				sb.AppendLine(string.Format("\t\tDatabase: {0}", databaseName));
				if (OutlookEmail)
					sb.AppendLine("sent via outlook");
				else
					sb.AppendLine("sent via manual settings");
				return sb.ToString();
			}
		}
		private bool SendOutlookEmail()
		{
			try
			{
				LBApplicationClass app = new LBApplicationClass();
				LBMailItemClass msg = app.CreateMailItem();
				msg.Recipients.Add("support@volian.com");
				//msg.Recipients.Add("rmark@epix.net");
				//msg.Recipients.Add("jcbodine@gmail.com");
				//msg.To = "jcbodine@gmail.com";//"rmark@epix.net";
				//msg.Recipients.Add("jcbodine@gmail.com");
				msg.Subject = "PROMS Error Log " + DateTime.Now.ToString("MM/dd/yyyy hh:mm:ss");
				msg.BodyFormat = LBOlBodyFormat.olFormatPlain;
				msg.Body = Header + "\r\n\r\n" + tbContent.Text;
				msg.AddAttachment(_ErrorLogPath);
				msg.Send();
				return true;
			}
			catch (Exception ex)
			{
				if (ex.Message.ToLower().Contains("failed due to the following error: 80080005"))
					MessageBox.Show("You cannot send email via a running instance of Outlook from VE PROMS running from within Visual Studio.");
				else
					MessageBox.Show(string.Format("{0} - {1}", ex.GetType().Name, ex.Message));
				return false;
			}
		}
		public string AssemblyVersion
		{
			get
			{
				return Application.ProductVersion;
				return Assembly.GetExecutingAssembly().GetName().Version.ToString();
			}
		}
	}
}