/*
   client/serverlistmenu.cc
   This file is part of the Osirion project and is distributed under
   the terms of the GNU General Public License version 2
*/

#include "client/serverlistmenu.h"
#include "client/closeiconbutton.h"

#include "ui/ui.h"

#include "core/commandbuffer.h"

#include "sys/sys.h"


namespace client
{

ServerListMenu::ServerListMenu(ui::Widget *parent, const char *label) : 
	ui::Window(parent)
{
	set_label(label);
	set_border(true);
	set_background(true);
	set_font(ui::root()->font_small());
	
	// window title
	serverlistmenu_titlelabel = new ui::Label(this);
	serverlistmenu_titlelabel->set_label("connect");
	serverlistmenu_titlelabel->set_text("CONNECT");
	serverlistmenu_titlelabel->set_background(false);
	serverlistmenu_titlelabel->set_border(false);
	serverlistmenu_titlelabel->set_font(ui::root()->font_large());
	serverlistmenu_titlelabel->set_alignment(ui::AlignCenter);
	
	// close button
	serverlistmenu_closebutton = new CloseIconButton(serverlistmenu_titlelabel);
		
	// server listview
	serverlistmenu_serverlistview = new ui::ListView(this);
	serverlistmenu_serverlistview->set_label("files");
	
	// save button
	serverlistmenu_connectbutton = new ui::Button(this, "Connect");
	serverlistmenu_connectbutton->set_label("connect");
}

ServerListMenu::~ServerListMenu()
{
}

void ServerListMenu::resize()
{
	const float padding =  ui::UI::padding;
	
	// resize title label
	serverlistmenu_titlelabel->set_size(width() - padding * 2.0f, serverlistmenu_titlelabel->font()->height());	
	serverlistmenu_titlelabel->set_location(padding, padding);

	// resize close button
	serverlistmenu_closebutton->set_size(serverlistmenu_titlelabel->font()->height(), serverlistmenu_titlelabel->font()->height());
	serverlistmenu_closebutton->set_location(serverlistmenu_titlelabel->width() - serverlistmenu_closebutton->width(), 0);
	
	// resize files listview
	serverlistmenu_serverlistview->set_size(
		width() - padding * 2.0f, 
		height() - ui::UI::elementsize.height() - padding * 3.0f - serverlistmenu_titlelabel->bottom()
	);
	serverlistmenu_serverlistview->set_location(
		padding, 
		serverlistmenu_titlelabel->bottom() + padding
	);
	
	// resize connect button
	serverlistmenu_connectbutton->set_size(ui::UI::elementsize);
	serverlistmenu_connectbutton->set_location(
		(width() - padding * 2.0f - serverlistmenu_connectbutton->width()) * 0.5f,
		height() - padding - serverlistmenu_connectbutton->height()
	);
}

void ServerListMenu::refresh()
{	
	const float padding =  ui::UI::padding;
	
	serverlistmenu_serverlistview->clear();
	serverlistmenu_connectbutton->show();
	serverlistmenu_connectbutton->disable();
	
	// FIXME support custom port numbers
	ui::ListItem *listitem = new ui::ListItem(serverlistmenu_serverlistview, "osirion.org development server");
	listitem->set_value("osirion.org");
	listitem->set_sortkey("");
	
	listitem->set_font(ui::root()->font_tiny());
	listitem->set_height(listitem->font()->height() + padding);
	
	serverlistmenu_serverlistview->sort(false);
	serverlistmenu_serverlistview->event_resize();

}

void ServerListMenu::hide()
{
	Window::hide();
}

void ServerListMenu::show()
{
	Window::show();
	refresh();
}

void ServerListMenu::show_connect_info()
{
	if (!serverlistmenu_serverlistview->selected()) {
		serverlistmenu_connectbutton->disable();
	} else {
		serverlistmenu_connectbutton->enable();
	}
}

void ServerListMenu::connect()
{
	if (serverlistmenu_serverlistview->selected()) {
		std::stringstream str;
		str << "connect " << serverlistmenu_serverlistview->selected()->value();
		core::CommandBuffer::exec(str.str());
	}
}

bool ServerListMenu::on_keypress(const int key, const unsigned int modifier)
{
	if (key == SDLK_ESCAPE) {
		if (visible()) {
			// hide the parent mainwindow
			parent()->hide();
			return true;
		}
	}
	return false;
}

bool ServerListMenu::on_emit(ui::Widget *sender, const ui::Widget::Event event, void *data)
{
	if (sender == serverlistmenu_closebutton) {
		if (event == ui::Widget::EventButtonClicked) {
			// hide the parent mainwindow
			parent()->hide();
			return true;
		}
	} else if (sender == serverlistmenu_connectbutton) {
		if (event == ui::Widget::EventButtonClicked) {
			// do the actual connect and close the window
			parent()->hide();
			connect();
			return true;
		}
	} else if (sender == serverlistmenu_serverlistview) {
		if (event == ui::Widget::EventListViewChanged) {
			show_connect_info();
			return true;
		}
	}
	
	return Window::on_emit(sender, event, data);
}


} // namespace client