// =====================================================================================================================
//  fennec, a free and open source game engine
//  Copyright © 2025  Medusa Slockbower
//
//  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 3 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, see <https://www.gnu.org/licenses/>.
// =====================================================================================================================

#include <fennec/platform/interface/gfxcontext.h>
#include <fennec/platform/interface/gfxsurface.h>

#include <fennec/platform/linux/wayland/window.h>
#include <fennec/platform/linux/wayland/lib/wayland.h>

namespace fennec
{

bool wayland_window::running() {
	return _surface != nullptr;
}

void wayland_window::configure(const config& config) {
	_config = config;
}

bool wayland_window::initialize(bool) {

	wayland_display* display = static_cast<wayland_display*>(_display);

	_handle = wl_compositor_create_surface(display->get_compositor());

	_surface = display->get_context()->create_surface(this);

	return false;
}

bool wayland_window::shutdown() {
	delete _surface;
	wl_surface_destroy(_handle);
	_display = nullptr;
	_surface = nullptr;
	_shell   = nullptr;
	_handle  = nullptr;
	return false;
}

bool wayland_window::set_title(const cstring& title) {
	if (not _config) {
		return true;
	}
	_config->title = title;
	wl_shell_surface_set_title(_shell, _config->title.cstr());

	return false;
}

bool wayland_window::set_title(const string& title) {
	if (not _config) {
		return true;
	}
	_config->title = title;
	wl_shell_surface_set_title(_shell, _config->title.cstr());

	return false;
}

bool wayland_window::set_width(size_t w) {
	if (not _config) {
		return true;
	}
	_config->width = w;
	_surface->resize(_config->width, _config->height);

	return false;
}

bool wayland_window::set_height(size_t h) {
	if (not _config) {
		return true;
	}
	_config->height = h;
	_surface->resize(_config->width, _config->height);

	return false;
}

bool wayland_window::resize(size_t w, size_t h) {
	if (not _config) {
		return true;
	}
	_config->width = w;
	_config->height = h;
	_surface->resize(_config->width, _config->height);

	return false;
}

bool wayland_window::set_resizable(bool) {
	return false; // TODO
}

bool wayland_window::set_fullscreen_mode(fullscreen_mode) {
	return false; // TODO
}

bool wayland_window::grab_keyboard(bool) {
	return false; // TODO
}

bool wayland_window::grab_mouse(bool) {
	return false; // TODO
}

bool wayland_window::block_screensaver(bool) {
	return false; // TODO
}

wayland_window::wayland_window(wayland_display* display, wayland_window* parent)
	: window(display, parent, this)
	, _handle()
	, _shell()
	, _nfs_width(0), _nfs_height(0) {
}

wayland_window::~wayland_window() {
	wayland_window::shutdown();
}

}