// =====================================================================================================================
//  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/opengl/egl/surface.h>
#include <fennec/platform/linux/wayland/lib/wayland.h>

namespace fennec
{

eglsurface::~eglsurface() {
	if (_window->is_type<wayland_window>()) {
		wl_egl_window_destroy(static_cast<wl_egl_window*>(_handle));
	}
}

void eglsurface::resize(size_t width, size_t height) {
	gfxsurface::resize(width, height);
	if (_window->is_type<wayland_window>()) {
		wl_egl_window_resize(static_cast<wl_egl_window*>(_handle), width, height, 0, 0);
	}
}

eglsurface::eglsurface(eglcontext* context, window* window)
	: gfxsurface(context, window, this)
	, _handle(nullptr)
	, _surface(nullptr) {

	const window::config& config = window->get_config();
	if (window->is_type<wayland_window>()) {
		_handle = wl_egl_window_create(window->get_native_handle(), config.width, config.height);
	}

	assert(
		_handle != nullptr,
		"Failed to create egl window!"
	);

	eglCreateWindowSurface(
		context->get_egl_display(),
		context->get_egl_config(),
		reinterpret_cast<EGLNativeWindowType>(_handle),
		nullptr
	);

	assert(
		EGL_TRUE == eglMakeCurrent(context->get_egl_display(), _surface, _surface, context->get_egl_context()),
		"Failed to create egl window!"
	);
}

}