// MainWindow.cs created with MonoDevelop
// User: aberlanas at 8:05 06/11/2009
//
// To change standard headers go to Edit->Preferences->Coding->Standard Headers
//
using System;
using Gtk;
using lliurex.imagewriter;
using System.Collections;
using System.Timers;
using Pango;

public partial class MainWindow: Gtk.Window
{	

	private System.Collections.Generic.Dictionary<string,string> dictionaryDevices; 
	private string currentDevice;

	private System.Diagnostics.Process ddproc;
	private bool bogus;
	
	
	public MainWindow (string srcimage,bool bogus): base (Gtk.WindowType.Toplevel)
	{
		
		Build ();
		
		this.bogus=bogus;
		// Initiliazing devices_array
		dictionaryDevices = MainClass.replenishDevices();
		fillDeviceChooser();
		
		if (srcimage!="")
		{
			if(System.IO.File.Exists(srcimage))
			{
				System.Console.WriteLine("Using " + srcimage + " as source");
			
				filechooserbutton_source.SetFilename(srcimage);
				
			}
		}
		
		Gtk.FileFilter[] simpleFilter = new FileFilter[5];


		simpleFilter[0] = new FileFilter();
		simpleFilter[0].Name= "Images (*.img)";
		simpleFilter[0].AddPattern("*.img");
		filechooserbutton_source.AddFilter(simpleFilter[0]);
		
		simpleFilter[1] = new FileFilter();
		simpleFilter[1].AddPattern("*.dsk");
		simpleFilter[1].Name = "Floppy (*.dsk)";		
		filechooserbutton_source.AddFilter(simpleFilter[1]);
		
		simpleFilter[2] = new FileFilter();
		simpleFilter[2].AddPattern("*.image");
		simpleFilter[2].Name = "Images (*.image)";		
		filechooserbutton_source.AddFilter(simpleFilter[2]);
		
		simpleFilter[3] = new FileFilter();
		simpleFilter[3].AddPattern("*.usb");
		simpleFilter[3].Name = "USB (*.usb)";		
		filechooserbutton_source.AddFilter(simpleFilter[3]);		
		
		simpleFilter[4] = new FileFilter();
		simpleFilter[4].AddPattern("*");
		simpleFilter[4].Name= "All";
		filechooserbutton_source.AddFilter(simpleFilter[4]);
		
		
	}
	
	protected void OnDeleteEvent (object sender, DeleteEventArgs a)
	{
		Application.Quit ();
		a.RetVal = true;
	}

	protected bool updateEvilProgressBar()
	{
		bool ret = true;

		if(ddproc.HasExited)
		{
			ret = false;
			progressbarevil.Fraction=0.0;
			label_message.Text=Mono.Unix.Catalog.GetString("Finished");
			button_write.Sensitive = true;
			
		}
		else
		{
			progressbarevil.Pulse();
		}
		
		return ret;
		
	}
	
	
	protected virtual void OnButtonWriteClicked (object sender, System.EventArgs e)
	{
		if(filechooserbutton_source.Filename == null || combobox_destiny.ActiveText == null)
		{
			WindowAttention windowAttention = new WindowAttention();
			windowAttention.Show();
		}
		else
		{	
			
			if(bogus)currentDevice="/dev/null";
			
			Mono.Unix.UnixFileInfo myFileInfo = new Mono.Unix.UnixFileInfo(currentDevice);
			if (! myFileInfo.CanAccess(Mono.Unix.Native.AccessModes.W_OK))
			{
			
				label_message.Text = Mono.Unix.Catalog.GetString("Not have permissions to write : "+myFileInfo.Name);
								
				label_message.ModifyFont(FontDescription.FromString("Sans 14"));
				return ;
			}
			
			//label_message.Text="Working in Progress ... Please Wait";
			label_message.Text=Mono.Unix.Catalog.GetString("Work in Progress... Please Wait");
			label_message.ModifyFont(FontDescription.FromString("Sans 14"));
			
			// Progressbar
			
			GLib.Timeout.Add(100, new GLib.TimeoutHandler(updateEvilProgressBar));
			
			System.Diagnostics.Process proc = new System.Diagnostics.Process();
		
			proc.StartInfo.FileName = "/usr/bin/lliurex-umount-by-device";
			proc.StartInfo.Arguments = currentDevice; 
			proc.Start();
			proc.WaitForExit(15000);
			
			System.Console.WriteLine("Devices umounted");
						
		
			
			proc = new System.Diagnostics.Process();
			proc.EnableRaisingEvents=false;
			
			proc.StartInfo.FileName = "dd";
			proc.StartInfo.UseShellExecute = false;
			proc.StartInfo.Arguments = "if="+filechooserbutton_source.Filename+" of="+currentDevice;
			//proc.Exited+=new EventHandler(this.OnDdExit);
			proc.EnableRaisingEvents = true;
			button_write.Sensitive = false;
			ddproc=proc;
		
			proc.Start();
		
			}
		
	}

	
	protected virtual void OnFilechooserbuttonSourceSelectionChanged (object sender, System.EventArgs e)
	{
		
		bool attentionMessage = lliurex.imagewriter.MainClass.testImageFile(filechooserbutton_source.Filename);
		if (attentionMessage)
		{
			Console.WriteLine("Cuidadin");
		}
		fillDeviceChooser();
		
		label_message.Text=Mono.Unix.Catalog.GetString("Ready to burn");
	}
	

	private void fillDeviceChooser()
	{

		
		((Gtk.ListStore)combobox_destiny.Model).Clear();
		
		foreach  (System.Collections.Generic.KeyValuePair<string,string> dicEntry in dictionaryDevices)
		{
			System.Console.WriteLine("Adding device: " + dicEntry.Value);
			combobox_destiny.AppendText(dicEntry.Value);
		}
		
		// If we have a selected image we must "recomends" a Device
		
		System.Console.WriteLine("Setting default device");
		
		if (filechooserbutton_source.Filename != null){
			
				
				TreeIter myIter; 
				combobox_destiny.Model.GetIterFirst(out myIter);
				combobox_destiny.SetActiveIter(myIter);
				System.Console.WriteLine(combobox_destiny.ActiveText);
		
		}
	}

	protected virtual void OnButtonExitClicked (object sender, System.EventArgs e)
	{
		Application.Quit ();
		
	}

	protected virtual void OnComboboxDestinyChanged (object sender, System.EventArgs e)
	{
		foreach  (System.Collections.Generic.KeyValuePair<string,string> dicEntry in dictionaryDevices)
		{
			if (combobox_destiny.ActiveText == dicEntry.Value)
			{
				currentDevice = dicEntry.Key;
				break;
			}
		}
	
	}			
}