using System;
using System.Collections.Generic;
using System.Windows.Forms;
using System.Xml;

namespace WoL_Manager
	{
	static class Program
		{
		/// <summary>
		/// The main entry point for the application.
		/// </summary>
		[STAThread]
		static void Main()
			{
			string fileName1 = "hosts.xml";
			string fileName2 = "hosts.dtd";
			string fileName3 = "settings.xml";
			string fileName4 = "settings.dtd";

			ManagerSettings.createDTD(fileName4);
			if (System.IO.File.Exists(fileName3))
				{
				bool result; 
				try
					{
					result = ManagerSettings.readFromFile(fileName3);
					}
				catch (Exception)
					{
					result = false;
					}
				if (result == false)
					{
					System.Windows.Forms.MessageBox.Show("Parse Error while reading settings-file!");
					try
						{
						System.IO.File.Delete(fileName3);
						}
					catch (Exception)
						{
						System.Windows.Forms.MessageBox.Show("Couldn't delete file 'settings.xml'!\nPlease delete this file manually.");
						return;
						}
					}
				}

			
			Host.createDTD(fileName2);
			if (System.IO.File.Exists(fileName1))
				{
				bool result;
				try
					{
					result = Host.readFromFile(fileName1);
					}
				catch (Exception)
					{
					result = false;
					}
				if (result == false)
					{
					System.Windows.Forms.MessageBox.Show("Parse Error while reading host-file!");
					try 
						{
						System.IO.File.Delete(fileName1);
						}
					catch (Exception)
						{
						System.Windows.Forms.MessageBox.Show("Couldn't delete file 'hosts.xml'!\nPlease delete this file manually.");
						return;
						}
					Host.clearList();
					}
				}

			Application.EnableVisualStyles();
			Application.SetCompatibleTextRenderingDefault(false);
			MainWindow apps = new MainWindow();
			Host.Parent = apps;
			Application.Run(apps);
			Host.writeToFile(fileName1);
			ManagerSettings.writeToFile(fileName3);
			apps.deletePingThreads();
			Application.Exit();
			}
		}
	}