/*************************************************************************/
/*  room_group.cpp                                                       */
/*************************************************************************/
/*                       This file is part of:                           */
/*                           GODOT ENGINE                                */
/*                      https://godotengine.org                          */
/*************************************************************************/
/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur.                 */
/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md).   */
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/*************************************************************************/

#include "room_group.h"

#include "room.h"
#include "room_manager.h"

void RoomGroup::_bind_methods() {
	ClassDB::bind_method(D_METHOD("set_roomgroup_priority", "p_priority"), &RoomGroup::set_roomgroup_priority);
	ClassDB::bind_method(D_METHOD("get_roomgroup_priority"), &RoomGroup::get_roomgroup_priority);

	ADD_PROPERTY(PropertyInfo(Variant::INT, "roomgroup_priority", PROPERTY_HINT_RANGE, "-16,16,1", PROPERTY_USAGE_DEFAULT), "set_roomgroup_priority", "get_roomgroup_priority");
}

RoomGroup::RoomGroup() {
	_room_group_rid = RID_PRIME(VisualServer::get_singleton()->roomgroup_create());
}

RoomGroup::~RoomGroup() {
	if (_room_group_rid != RID()) {
		VisualServer::get_singleton()->free(_room_group_rid);
	}
}

String RoomGroup::get_configuration_warning() const {
	String warning = Spatial::get_configuration_warning();

	if (Room::detect_nodes_of_type<RoomManager>(this)) {
		if (!warning.empty()) {
			warning += "\n\n";
		}
		warning += TTR("The RoomManager should not be placed inside a RoomGroup.");
	}

	return warning;
}

void RoomGroup::clear() {
	_roomgroup_ID = -1;
}

void RoomGroup::add_room(Room *p_room) {
	VisualServer::get_singleton()->roomgroup_add_room(_room_group_rid, p_room->_room_rid);
}

// extra editor links to the room manager to allow unloading
// on change, or re-converting
void RoomGroup::_changed() {
#ifdef TOOLS_ENABLED
	RoomManager *rm = RoomManager::active_room_manager;
	if (!rm) {
		return;
	}

	rm->_rooms_changed("changed RoomGroup " + get_name());
#endif
}

void RoomGroup::_notification(int p_what) {
	switch (p_what) {
		case NOTIFICATION_ENTER_WORLD: {
			ERR_FAIL_COND(get_world().is_null());
			VisualServer::get_singleton()->roomgroup_set_scenario(_room_group_rid, get_world()->get_scenario());
		} break;
		case NOTIFICATION_EXIT_WORLD: {
			VisualServer::get_singleton()->roomgroup_set_scenario(_room_group_rid, RID());
		} break;
	}
}