using System;
using System.IO;
using System.Threading;
using System.Xml;
using GrassValley.Mseries.AppServer;
using GrassValley.Mseries.AppServerLog;
using GrassValley.Mseries.ChanStatus;
using GrassValley.Mseries.ConfigMgr;
using GrassValley.Mseries.Control;
using GrassValley.Mseries.DVCapture;
using GrassValley.Mseries.Editor;
using GrassValley.Mseries.MediaMgr;
using GrassValley.Mseries.Security;
using GrassValley.Mseries.Status;
using GrassValley.Mseries.TransferQueue;
// Leave the following "css_reference" lines in when running with CS-Script. They're 
// more than just comments - they tell CS-Script which DLLs to load if the DLL 
// name does not match the namespace that it implements.
//css_reference Credentials.dll;
//css_reference ServerUtil.dll;

namespace K2Script
{
		
	class Test
	{
		static int Main(string[] args)
		{
			try
			{
				// get the application's name & create a unique suite name
				string appName = Environment.GetCommandLineArgs()[0]; 					
				string suiteName = appName + "_" + System.Guid.NewGuid().ToString("N");
			
				// fill in these values for your connection (i.e. hardcode them, pass in cmdline arguments, read from file, read from console, etc.)
				string host = "";
				string username = "";
				string password = "";
				string domain = "";
			
				// Connect to host & pass in credentials. The "using" block disposes connection when done.
				using ( Connection connection = new Connection(appName, suiteName, 
							host, username, password, domain) )
				{
					// do work only if we have a valid connection
					if ( connection.IsConnected )
					{
						try					
						{
							string filename = @"C:\temp\savedConfig.xml";
						
							// create ConfigMgr
							string xmlConfig = "";
							IConfigMgr configMgr = connection.AppServer.CreateConfigMgr(appName);

							// load the xml string into an XmlDocument
							XmlDocument xmlDoc = new XmlDocument();

							/////////////////////////////////////////////////////////////////
							// Example 1: get the K2's xml configuration file and save it to a local file
							/////////////////////////////////////////////////////////////////
							
							// get config xml document
							configMgr.GetConfigXml(out xmlConfig);

							// note that this function also parses & validates the XML data. If the data is invalid
							// this function will throw an XmlException
							xmlDoc.LoadXml(xmlConfig);
							
							// uncomment this line to print out xml
							// Console.WriteLine(xmlDoc.DocumentElement.OuterXml);
							
							// if file already exists, delete it
							if ( File.Exists(filename) )
								File.Delete(filename);
							
							// save the XmlDocument to a file
							xmlDoc.Save(filename);
/*						
							//////////////////////////////////////////////////////////////////////
							// Example 2: load a configuration from a local file and set it in the K2 Client
							//////////////////////////////////////////////////////////////////////

							// if saved config file exists, load it
							if ( File.Exists(filename) )
							{
								// load an XML file from disk into an XmlDocument. Note that this function also
								// parses and validates the XML in the file. If the data in the file is not valid XML,
								// this function will throw an exception (XmlException, ArgumentException, etc.)
								xmlDoc.Load(filename);

								// convert the XmlDocument contents to a normal string
								xmlConfig = xmlDoc.DocumentElement.OuterXml;
								
								// make sure that xmlConfig data looks valid to ConfigMgr
								bool validConfigData = configMgr.ValidateConfigXml(xmlConfig);
								
								// if data looks good, set the config xml data
								if ( validConfigData )
									configMgr.SetConfigXml(xmlConfig);
							}
							// if saved config file does not exist, print error.
							else
								Console.WriteLine("ERROR: Cannot load '{0}'. File does not exist.", filename);										
*/							
							//cleanup
							configMgr.Dispose();
						}
						catch (Exception e)
						{
							// add code to handle exception 
							// for now, print exception
							Console.WriteLine(e);						
						}						
					}
				}
			}
			catch (SystemException se)
			{
				Console.WriteLine(se);
			}
			
			return 0;
		}
	}

	
	// Connection helper class: sets up credentials & hostname, connects to K2
	public class Connection: IDisposable
	{
		private bool _connected = false;
		private AppServerMgrProxy _appServerMgrProxy = null;
		private IAppServer _appServer = null;
	
		/// <summary>
		/// Object that connects to the specified K2 credentials
		/// </summary>
		/// <param name="appname">The application's name.</param>
		/// <param name="suitename">The suite's name.</param>
		/// <param name="host">The K2's host name.</param>
		/// <param name="username">The username.</param>
		/// <param name="password">The password.</param>
		/// <param name="domain">The domain.</param>
		public Connection(string appname, string suitename, string host, string username, string password, string domain)
		{
			try
			{
				//////////////////////////
				// SETUP
				//////////////////////////
				if ( null == host || host.Length == 0)
				{
					Console.WriteLine("Empty host name passed to Connection object.");
					return;
				}
			
					

				//////////////////////////
				// CONNECT TO K2
				//////////////////////////
				
				// create an AppServerMgr proxy object
				_appServerMgrProxy = new AppServerMgrProxy();
		
				// tell it which K2 we're connecting to
				_appServerMgrProxy.SetHost(host);
		
				// give it the user credentials we want to use
				if ( username.Length > 0 )
					_appServerMgrProxy.SetUserCredentials(username, password, domain, false);
		
				// connect to the K2's AppServerMgr
				if ( !_appServerMgrProxy.Connect() )
				{
					// if the connection failed, report an error and exit
					Console.WriteLine("ERROR: Could not connect to AppService on host '" + host + "'. Check the host name.");
					_appServerMgrProxy = null;
					return;
				}

				// if we got here we're connected to K2 AppService
				
				//////////////////////////
				// CREATE AN APPSERVER
				//////////////////////////
				// now create an AppServer
				bool newConnection = false;
				_appServer = _appServerMgrProxy.CreateAppServer(suitename, 
					appname, out newConnection);
					
				_connected = true;
				
			}
			catch (SystemException se)
			{
				Console.WriteLine(se);
			}
		}

		/// <summary>
		/// Gets a value indicating whether this instance is connected.
		/// </summary>
		/// <value>
		/// 	<c>true</c> if this instance is connected; otherwise, <c>false</c>.
		/// </value>
		public bool IsConnected
		{
			get
			{
				return _connected;
			}
		}
		
		/// <summary>
		/// Gets the AppServerMgr.
		/// </summary>
		/// <value>The AppServerMgr</value>
		public AppServerMgrProxy AppServerMgr
		{
			get
			{
				if ( _appServerMgrProxy == null )
					Console.WriteLine("WARNING: AppServerMgrProxy object == null!");
				return _appServerMgrProxy;
			}
		}
		
		/// <summary>
		/// Gets the AppServer
		/// </summary>
		/// <value>The AppServer</value>
		public IAppServer AppServer
		{
			get
			{
				if ( _appServerMgrProxy == null )
					Console.WriteLine("WARNING: AppServerProxy object == null!");
				return _appServer;
			}
		}
		
		/// <summary>
		/// Disposes this instance.
		/// </summary>
		public void Dispose()
		{
			if ( _appServer != null )
				_appServer.CloseConnection();
		}
		
	}
}