//========= Copyright © 1996-2001, Valve LLC, All rights reserved. ============
//
// Purpose: 
//
// $NoKeywords: $
//=============================================================================

#include "pch_serverbrowser.h"
#include "vstdlib/vstrtools.h"

using namespace vgui;

//-----------------------------------------------------------------------------
// Purpose: Constructor
// Input  : *gameList - game list to add specified server to
//-----------------------------------------------------------------------------
CDialogAddServer::CDialogAddServer(vgui::Panel *parent, IGameList *gameList) : Frame(parent, "DialogAddServer")
{
	SetDeleteSelfOnClose(true);

	m_pGameList = gameList;

	SetTitle("#ServerBrowser_AddServersTitle", true);
	SetSizeable( false );

	m_pTabPanel = new PropertySheet(this, "GameTabs");
	m_pTabPanel->SetTabWidth(72);

	m_pDiscoveredGames = new ListPanel( this, "Servers" );

	// Add the column headers
	m_pDiscoveredGames->AddColumnHeader(0, "Password", "#ServerBrowser_Password", 16, ListPanel::COLUMN_FIXEDSIZE | ListPanel::COLUMN_IMAGE);
	m_pDiscoveredGames->AddColumnHeader(1, "Bots", "#ServerBrowser_Bots", 16, ListPanel::COLUMN_FIXEDSIZE | ListPanel::COLUMN_IMAGE | ListPanel::COLUMN_HIDDEN);
	m_pDiscoveredGames->AddColumnHeader(2, "Secure", "#ServerBrowser_Secure", 16, ListPanel::COLUMN_FIXEDSIZE | ListPanel::COLUMN_IMAGE);
	m_pDiscoveredGames->AddColumnHeader(3, "Name", "#ServerBrowser_Servers", 20, ListPanel::COLUMN_RESIZEWITHWINDOW | ListPanel::COLUMN_UNHIDABLE);
	m_pDiscoveredGames->AddColumnHeader(4, "IPAddr", "#ServerBrowser_IPAddress", 60, ListPanel::COLUMN_HIDDEN);
	m_pDiscoveredGames->AddColumnHeader(5, "GameDesc", "#ServerBrowser_Game", 150);
	m_pDiscoveredGames->AddColumnHeader(6, "Players", "#ServerBrowser_Players", 60);
	m_pDiscoveredGames->AddColumnHeader(7, "Map", "#ServerBrowser_Map", 80);
	m_pDiscoveredGames->AddColumnHeader(8, "Ping", "#ServerBrowser_Latency", 60);

	m_pDiscoveredGames->SetColumnHeaderTooltip(0, "#ServerBrowser_PasswordColumn_Tooltip");
	m_pDiscoveredGames->SetColumnHeaderTooltip(1, "#ServerBrowser_BotColumn_Tooltip");
	m_pDiscoveredGames->SetColumnHeaderTooltip(2, "#ServerBrowser_SecureColumn_Tooltip");

	// setup fast sort functions
	m_pDiscoveredGames->SetSortFunc(0, PasswordCompare);
	m_pDiscoveredGames->SetSortFunc(1, BotsCompare);
	m_pDiscoveredGames->SetSortFunc(2, SecureCompare);
	m_pDiscoveredGames->SetSortFunc(3, ServerNameCompare);
	m_pDiscoveredGames->SetSortFunc(4, IPAddressCompare);
	m_pDiscoveredGames->SetSortFunc(5, GameCompare);
	m_pDiscoveredGames->SetSortFunc(6, PlayersCompare);
	m_pDiscoveredGames->SetSortFunc(7, MapCompare);
	m_pDiscoveredGames->SetSortFunc(8, PingCompare);

	m_pDiscoveredGames->SetSortColumn(8); // sort on ping

	m_pTextEntry = new vgui::TextEntry( this, "ServerNameText" );
	m_pTextEntry->AddActionSignalTarget( this );
	
	m_pTestServersButton = new vgui::Button( this, "TestServersButton", "" );
	m_pAddServerButton = new vgui::Button( this, "OKButton", "" );
	m_pAddSelectedServerButton = new vgui::Button( this, "SelectedOKButton", "", this, "addselected" );

	m_pTabPanel->AddPage( m_pDiscoveredGames, "#ServerBrowser_Servers" );
		  
	LoadControlSettings("Servers/DialogAddServer.res");

	// Setup the buttons. We leave them disabled until there is text in the textbox.
	m_pAddServerButton->SetEnabled( false );
	m_pTestServersButton->SetEnabled( false );
	m_pAddSelectedServerButton->SetEnabled( false );
	m_pAddSelectedServerButton->SetVisible( false );
	m_pTabPanel->SetVisible( false );

	m_pTextEntry->RequestFocus();

	// Initially, we aren't high enough to show the tab panel.
	int x, y;
	m_pTabPanel->GetPos( x, y );
	m_OriginalHeight = m_pTabPanel->GetTall() + y + 50;
	SetTall( y );
}

//-----------------------------------------------------------------------------
// Purpose: Destructor
//-----------------------------------------------------------------------------
CDialogAddServer::~CDialogAddServer()
{
	FOR_EACH_VEC( m_Queries, i )
	{
		if ( steamapicontext->SteamMatchmakingServers() )
			steamapicontext->SteamMatchmakingServers()->CancelServerQuery( m_Queries[ i ] );
	}
}

//-----------------------------------------------------------------------------
// Lets us know when the text entry has changed.
//-----------------------------------------------------------------------------
void CDialogAddServer::OnTextChanged()
{
	bool bAnyText = (m_pTextEntry->GetTextLength() > 0);
	m_pAddServerButton->SetEnabled( bAnyText );
	m_pTestServersButton->SetEnabled( bAnyText );
}

//-----------------------------------------------------------------------------
// Purpose: button command handler
//-----------------------------------------------------------------------------
void CDialogAddServer::OnCommand(const char *command)
{
	if ( Q_stricmp(command, "OK") == 0 )
	{
		OnOK();
	}
	else if ( Q_stricmp( command, "TestServers" ) == 0 )
	{
		SetTall( m_OriginalHeight );
		m_pTabPanel->SetVisible( true );
		m_pAddSelectedServerButton->SetVisible( true );
	
		TestServers();
	}
	else if ( !Q_stricmp( command, "addselected" ) )
	{
		if ( m_pDiscoveredGames->GetSelectedItemsCount() )
		{
			// get the server
			int serverID = m_pDiscoveredGames->GetItemUserData( m_pDiscoveredGames->GetSelectedItem(0) );
			FinishAddServer( m_Servers[ serverID ] );
			m_pDiscoveredGames->RemoveItem( m_pDiscoveredGames->GetSelectedItem(0) ); // as we add to favs remove from the list
			m_pDiscoveredGames->SetEmptyListText( "" );
		}
	}
	else
	{
		BaseClass::OnCommand(command);
	}
}


//-----------------------------------------------------------------------------
// Purpose: Handles the OK button being pressed; adds the server to the game list
//-----------------------------------------------------------------------------
void CDialogAddServer::OnOK()
{
	// try and parse out IP address
	const char *address = GetControlString("ServerNameText", "");
	netadr_t netaddr;
	netaddr.SetFromString( address, true );
	if ( !netaddr.GetPort() && !AllowInvalidIPs() )
	{
		// use the default port since it was not entered
		netaddr.SetPort( 27015 );
	}

	if ( AllowInvalidIPs() || netaddr.IsValid() )
	{
		gameserveritem_t server;
		memset(&server, 0, sizeof(server));
		server.SetName( address );

		// We assume here that the query and connection ports are the same. This is why it's much
		// better if they click "Servers" and choose a server in there.
		server.m_NetAdr.Init( netaddr.GetIPHostByteOrder(), netaddr.GetPort(), netaddr.GetPort() );

		server.m_nAppID = 0;
		FinishAddServer( server );
	}
	else
	{
		// could not parse the ip address, popup an error
		MessageBox *dlg = new MessageBox("#ServerBrowser_AddServerErrorTitle", "#ServerBrowser_AddServerError");
		dlg->DoModal();
	}

	// mark ourselves to be closed
	PostMessage(this, new KeyValues("Close"));
}


//-----------------------------------------------------------------------------
// Purpose: Ping a particular IP for server presence
//-----------------------------------------------------------------------------
void CDialogAddServer::TestServers()
{
	if ( !steamapicontext->SteamMatchmakingServers() )
		return;

	m_pDiscoveredGames->SetEmptyListText( "" );

	// If they specified a port, then send a query to that port.
	const char *address = GetControlString("ServerNameText", "");
	netadr_t netaddr;
	netaddr.SetFromString( address, true );
	
	m_Servers.RemoveAll();
	CUtlVector<netadr_t> vecAdress;

	if ( netaddr.GetPort() == 0 )
	{
		// No port specified. Go to town on the ports.
		CUtlVector<uint16> portsToTry;
		GetMostCommonQueryPorts( portsToTry );
		
		for ( int i=0; i < portsToTry.Count(); i++ )
		{
			netadr_t newAddr = netaddr;
			newAddr.SetPort( portsToTry[i] );
			vecAdress.AddToTail( newAddr );
		} 
	}
	else
	{
		vecAdress.AddToTail( netaddr );
	}

	// Change the text on the tab panel..
	m_pTabPanel->RemoveAllPages();
		
	wchar_t wstr[512];
	if ( address[0] == 0 )
	{
		Q_wcsncpy( wstr, g_pVGuiLocalize->Find( "#ServerBrowser_ServersRespondingLocal"), sizeof( wstr ) );
	}
	else
	{
		wchar_t waddress[512];
		Q_UTF8ToUnicode( address, waddress, sizeof( waddress ) );
		g_pVGuiLocalize->ConstructString( wstr, sizeof( wstr ), g_pVGuiLocalize->Find( "#ServerBrowser_ServersResponding"), 1, waddress );
	}
		
	char str[512];
	Q_UnicodeToUTF8( wstr, str, sizeof( str ) );
	m_pTabPanel->AddPage( m_pDiscoveredGames, str );
	m_pTabPanel->InvalidateLayout();
	
	FOR_EACH_VEC( vecAdress, iAddress )
	{
		m_Queries.AddToTail( steamapicontext->SteamMatchmakingServers()->PingServer( vecAdress[ iAddress ].GetIPHostByteOrder(), vecAdress[ iAddress ].GetPort(), this ) );
	}
}


//-----------------------------------------------------------------------------
// Purpose: A server answered our ping
//-----------------------------------------------------------------------------
void CDialogAddServer::ServerResponded( gameserveritem_t &server )
{
	KeyValues *kv = new KeyValues( "Server" );

	kv->SetString( "name", server.GetName() );
	kv->SetString( "map", server.m_szMap );
	kv->SetString( "GameDir", server.m_szGameDir );
	kv->SetString( "GameDesc", server.m_szGameDescription );
	kv->SetString( "GameTags", server.m_szGameTags );
	kv->SetBool( "password", server.m_bPassword );
	kv->SetInt( "bots", server.m_nBotPlayers ? 2 : 0);

	if ( server.m_bSecure )
	{
		// show the denied icon if banned from secure servers, the secure icon otherwise
		kv->SetInt("secure", ServerBrowser().IsVACBannedFromGame( server.m_nAppID ) ?  4 : 3);
	}
	else
	{
		kv->SetInt("secure", 0);
	}

	netadr_t reportedIPAddr;
	reportedIPAddr.SetIP( server.m_NetAdr.GetIP() );
	reportedIPAddr.SetPort( server.m_NetAdr.GetConnectionPort() );
	kv->SetString("IPAddr", reportedIPAddr.ToString() );

	char buf[32];
	Q_snprintf(buf, sizeof(buf), "%d / %d", server.m_nPlayers, server.m_nMaxPlayers);
	kv->SetString("Players", buf);

	kv->SetInt("Ping", server.m_nPing);

	// new server, add to list
	int iServer = m_Servers.AddToTail( server );
	int iListID = m_pDiscoveredGames->AddItem(kv, iServer, false, false);
	if ( m_pDiscoveredGames->GetItemCount() == 1 )
	{
		m_pDiscoveredGames->AddSelectedItem( iListID );
	}
	kv->deleteThis();

	m_pDiscoveredGames->InvalidateLayout();
}

void CDialogAddServer::ServerFailedToRespond()
{
	m_pDiscoveredGames->SetEmptyListText( "#ServerBrowser_ServerNotResponding" );
}

void CDialogAddServer::ApplySchemeSettings( IScheme *pScheme )
{
	BaseClass::ApplySchemeSettings( pScheme );

	ImageList *imageList = new ImageList(false);
	imageList->AddImage(scheme()->GetImage("servers/icon_password", false));
	imageList->AddImage(scheme()->GetImage("servers/icon_bots", false));
	imageList->AddImage(scheme()->GetImage("servers/icon_robotron", false));
	imageList->AddImage(scheme()->GetImage("servers/icon_secure_deny", false));

	int passwordColumnImage = imageList->AddImage(scheme()->GetImage("servers/icon_password_column", false));
	int botColumnImage = imageList->AddImage(scheme()->GetImage("servers/icon_bots_column", false));
	int secureColumnImage = imageList->AddImage(scheme()->GetImage("servers/icon_robotron_column", false));

	m_pDiscoveredGames->SetImageList(imageList, true);
	vgui::HFont hFont = pScheme->GetFont( "ListSmall", IsProportional() );
	if ( !hFont )
		hFont = pScheme->GetFont( "DefaultSmall", IsProportional() );

	m_pDiscoveredGames->SetFont( hFont );
	m_pDiscoveredGames->SetColumnHeaderImage(0, passwordColumnImage);
	m_pDiscoveredGames->SetColumnHeaderImage(1, botColumnImage);
	m_pDiscoveredGames->SetColumnHeaderImage(2, secureColumnImage);
}


//-----------------------------------------------------------------------------
// Purpose: A server on the listed IP responded
//-----------------------------------------------------------------------------
void CDialogAddServer::OnItemSelected()
{
	int nSelectedItem = m_pDiscoveredGames->GetSelectedItem(0);
	if( nSelectedItem != -1 ) 
	{
		m_pAddSelectedServerButton->SetEnabled( true );
	}
	else
	{
		m_pAddSelectedServerButton->SetEnabled( false );
	}
}

//-----------------------------------------------------------------------------
// Purpose: 
//-----------------------------------------------------------------------------
void CDialogAddServer::FinishAddServer( gameserveritem_t &pServer )
{
	ServerBrowserDialog().AddServerToFavorites( pServer );
}

//-----------------------------------------------------------------------------
// Purpose: 
//-----------------------------------------------------------------------------
void CDialogAddBlacklistedServer::FinishAddServer( gameserveritem_t &pServer )
{
	ServerBrowserDialog().AddServerToBlacklist( pServer );
	ServerBrowserDialog().BlacklistsChanged();
}

//-----------------------------------------------------------------------------
// Purpose: 
//-----------------------------------------------------------------------------
void CDialogAddBlacklistedServer::ApplySchemeSettings( vgui::IScheme *pScheme )
{
	BaseClass::ApplySchemeSettings( pScheme );

	m_pAddServerButton->SetText( "#ServerBrowser_AddAddressToBlacklist" );
	m_pAddSelectedServerButton->SetText( "#ServerBrowser_AddSelectedToBlacklist" );
}