#include <Spectre/System/Log.h>
#include "X11EventQueue.h"
#include "X11SharedDisplay.h"
#include "X11WindowEventHandler.h"

namespace sp {

bool X11EventQueue::poll(Event& event)
{
	XEvent xevent;
	int num_events;
	::Display* disp;
	Atom del_win = getAtom("WM_DELETE_WINDOW");
	Atom wm_proto = getAtom("WM_PROTOCOLS");

	disp = XGetDisplay();
	if (disp == NULL) {
		return false;
	}

	num_events = XEventsQueued(disp, QueuedAlready);

	for(int i = 0; i < num_events; i++) {

		XNextEvent(disp, &xevent);

		switch(xevent.type) {
		case ClientMessage:
			Log::info("X11: ClientMessage");

			if (xevent.xclient.message_type == wm_proto
				&& xevent.xclient.data.l[0] == del_win) {

				event.type = Event::Quit;
				return true;
			}
			break;
		case ResizeRequest:
			Log::info("X11: Resize event");
			break;
		case KeyPress:
		case KeyRelease:
			Log::info("X11: KeyEvent");
			break;
		case ButtonPress:
		case ButtonRelease:
			Log::info("X11: MouseButtonEvent");
			break;
		case MotionNotify:
			// This generates alot of events :)
			//Log::info("X11: MouseMotionEvent");
			break;
		default:
			// Pass to window.
			X11WindowEventHandler::process(disp, xevent);
		}
	}

	XReleaseDisplay();

	return false;
}

} //namespace sp