//
// This file is part of the aMule Project.
//
// Copyright (c) 2003-2006 aMule Team ( admin@amule.org / http://www.amule.org )
// Copyright (c) 2002 Merkur ( devs@emule-project.net / http://www.emule-project.net )
//
// Any parts of this program derived from the xMule, lMule or eMule project,
// or contributed by third-party developers are copyrighted by their
// respective authors.
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
// 
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301, USA
//

#include <wx/sizer.h>
#include <wx/stattext.h>
#include <wx/gauge.h>

#include "SharedFilesWnd.h"	// Interface declarations
#include "SharedFilesCtrl.h"
#include "muuli_wdr.h"		// Needed for ID_SHFILELIST
#include "OtherFunctions.h"	// Needed for CastItoXBytes
#include "KnownFileList.h"	// Needed for CKnownFileList
#include "KnownFile.h"		// Needed for CKnownFile
#include "SharedFileList.h"	// Needed for CSharedFileList
#include "amule.h"			// Needed for theApp



BEGIN_EVENT_TABLE(CSharedFilesWnd, wxPanel)
	EVT_LIST_ITEM_SELECTED( ID_SHFILELIST,	CSharedFilesWnd::OnItemActivated )
	EVT_BUTTON( ID_BTNRELSHARED,			CSharedFilesWnd::OnBtnReloadShared )
END_EVENT_TABLE()



CSharedFilesWnd::CSharedFilesWnd( wxWindow* pParent )
	: wxPanel(pParent, -1)
{
	wxSizer* content = sharedfilesDlg(this, true);
	content->Show(this, true);

	m_bar_requests	= CastChild( wxT("popbar"), wxGauge );
	m_bar_accepted	= CastChild( wxT("popbarAccept"), wxGauge );
	m_bar_transfer	= CastChild( wxT("popbarTrans"), wxGauge );
	sharedfilesctrl = CastChild( wxT("sharedFilesCt"), CSharedFilesCtrl );
}


CSharedFilesWnd::~CSharedFilesWnd()
{
}


void CSharedFilesWnd::SelectionUpdated()
{
	uint64 lTransfered = theApp.knownfiles->transfered;
	uint32 lAccepted = theApp.knownfiles->accepted;
	uint32 lRequested = theApp.knownfiles->requested;
	m_bar_requests->SetRange( lRequested );
	m_bar_accepted->SetRange( lAccepted );
	m_bar_transfer->SetRange( lTransfered / 1024 );
	
	if ( !sharedfilesctrl->GetSelectedItemCount() ) {
		// Requests
		m_bar_requests->SetValue( 0 );
		CastChild(IDC_SREQUESTED, wxStaticText)->SetLabel( wxT("-") );
		CastChild(IDC_SREQUESTED2, wxStaticText)->SetLabel( wxT("-") );

		// Accepted requets
		m_bar_accepted->SetValue( 0 );
		CastChild(IDC_SACCEPTED, wxStaticText)->SetLabel( wxT("-") );
		CastChild(IDC_SACCEPTED2, wxStaticText)->SetLabel( wxT("-") );

		// Transferred
		m_bar_transfer->SetValue( 0 );
		CastChild(IDC_STRANSFERED, wxStaticText)->SetLabel( wxT("-") );
		CastChild(IDC_STRANSFERED2, wxStaticText)->SetLabel( wxT("-") );
	} else {
		// Create a total statistic for the selected item(s)
		uint32 session_requests = 0;
		uint32 session_accepted = 0;
		uint64 session_transfered = 0;
		uint32 all_requests = 0;
		uint32 all_accepted = 0;
		uint64 all_transfered = 0;
		
		long index = sharedfilesctrl->GetNextItem( -1, wxLIST_NEXT_ALL, wxLIST_STATE_SELECTED );
		while ( index > -1 ) {
			if ( sharedfilesctrl->GetItemState( index, wxLIST_STATE_SELECTED ) ) {
				CKnownFile* file = (CKnownFile*)sharedfilesctrl->GetItemData( index );
			
				session_requests   += file->statistic.GetRequests();
				session_accepted   += file->statistic.GetAccepts();
				session_transfered += file->statistic.GetTransfered();
		
				all_requests   += file->statistic.GetAllTimeRequests();
				all_accepted   += file->statistic.GetAllTimeAccepts();
				all_transfered += file->statistic.GetAllTimeTransfered();
			}
			index = sharedfilesctrl->GetNextItem( index, wxLIST_NEXT_ALL, wxLIST_STATE_SELECTED );
		};
		
		// Requests
		session_requests = session_requests > lRequested ? lRequested : session_requests;
		m_bar_requests->SetValue( session_requests );
		CastChild(IDC_SREQUESTED, wxStaticText)->SetLabel( wxString::Format(wxT("%u"), session_requests ) );
		CastChild(IDC_SREQUESTED2, wxStaticText)->SetLabel( wxString::Format(wxT("%u"), all_requests ) );
	
		// Accepted requets
		session_accepted = session_accepted > lAccepted ? lAccepted : session_accepted;
		m_bar_accepted->SetValue( session_accepted );
		CastChild(IDC_SACCEPTED, wxStaticText)->SetLabel( wxString::Format(wxT("%u"), session_accepted ) );
		CastChild(IDC_SACCEPTED2, wxStaticText)->SetLabel( wxString::Format(wxT("%u"), all_accepted ) );

		// Transferred
		session_transfered = session_transfered > lTransfered ? lTransfered : session_transfered;
		m_bar_transfer->SetValue( session_transfered / 1024 );
		CastChild(IDC_STRANSFERED, wxStaticText)->SetLabel( CastItoXBytes( session_transfered ) );
		CastChild(IDC_STRANSFERED2, wxStaticText)->SetLabel( CastItoXBytes( all_transfered ) );
	}
	Layout();
}


void CSharedFilesWnd::OnBtnReloadShared( wxCommandEvent& WXUNUSED(evt) )
{
	theApp.sharedfiles->Reload(false);
#ifndef CLIENT_GUI
	// remote gui will update display when data is back
	SelectionUpdated();
#endif
}


void CSharedFilesWnd::OnItemActivated(wxListEvent& evt)
{
	SelectionUpdated();

	evt.Skip();
}


void CSharedFilesWnd::RemoveAllSharedFiles() {
	sharedfilesctrl->DeleteAllItems();
	sharedfilesctrl->ShowFilesCount();
	SelectionUpdated();
}