/*************************************************************************/
/*  navigation_server.cpp                                                */
/*************************************************************************/
/*                       This file is part of:                           */
/*                           GODOT ENGINE                                */
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/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur.                 */
/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md).   */
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/* "Software"), to deal in the Software without restriction, including   */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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#include "navigation_server.h"

#include "scene/3d/navigation_mesh_instance.h"
#include "scene/resources/navigation_mesh.h"

NavigationServer *NavigationServer::singleton = nullptr;

void NavigationServer::_bind_methods() {
	ClassDB::bind_method(D_METHOD("get_maps"), &NavigationServer::get_maps);

	ClassDB::bind_method(D_METHOD("map_create"), &NavigationServer::map_create);
	ClassDB::bind_method(D_METHOD("map_set_active", "map", "active"), &NavigationServer::map_set_active);
	ClassDB::bind_method(D_METHOD("map_is_active", "nap"), &NavigationServer::map_is_active);
	ClassDB::bind_method(D_METHOD("map_set_up", "map", "up"), &NavigationServer::map_set_up);
	ClassDB::bind_method(D_METHOD("map_get_up", "map"), &NavigationServer::map_get_up);
	ClassDB::bind_method(D_METHOD("map_set_cell_size", "map", "cell_size"), &NavigationServer::map_set_cell_size);
	ClassDB::bind_method(D_METHOD("map_get_cell_size", "map"), &NavigationServer::map_get_cell_size);
	ClassDB::bind_method(D_METHOD("map_set_cell_height", "map", "cell_height"), &NavigationServer::map_set_cell_height);
	ClassDB::bind_method(D_METHOD("map_get_cell_height", "map"), &NavigationServer::map_get_cell_height);
	ClassDB::bind_method(D_METHOD("map_set_edge_connection_margin", "map", "margin"), &NavigationServer::map_set_edge_connection_margin);
	ClassDB::bind_method(D_METHOD("map_get_edge_connection_margin", "map"), &NavigationServer::map_get_edge_connection_margin);
	ClassDB::bind_method(D_METHOD("map_get_path", "map", "origin", "destination", "optimize", "navigation_layers"), &NavigationServer::map_get_path, 1);
	ClassDB::bind_method(D_METHOD("map_get_closest_point_to_segment", "map", "start", "end", "use_collision"), &NavigationServer::map_get_closest_point_to_segment, false);
	ClassDB::bind_method(D_METHOD("map_get_closest_point", "map", "to_point"), &NavigationServer::map_get_closest_point);
	ClassDB::bind_method(D_METHOD("map_get_closest_point_normal", "map", "to_point"), &NavigationServer::map_get_closest_point_normal);
	ClassDB::bind_method(D_METHOD("map_get_closest_point_owner", "map", "to_point"), &NavigationServer::map_get_closest_point_owner);

	ClassDB::bind_method(D_METHOD("map_get_regions", "map"), &NavigationServer::map_get_regions);
	ClassDB::bind_method(D_METHOD("map_get_agents", "map"), &NavigationServer::map_get_agents);
	ClassDB::bind_method(D_METHOD("map_force_update", "map"), &NavigationServer::map_force_update);

	ClassDB::bind_method(D_METHOD("region_create"), &NavigationServer::region_create);
	ClassDB::bind_method(D_METHOD("region_set_enter_cost", "region", "enter_cost"), &NavigationServer::region_set_enter_cost);
	ClassDB::bind_method(D_METHOD("region_get_enter_cost", "region"), &NavigationServer::region_get_enter_cost);
	ClassDB::bind_method(D_METHOD("region_set_travel_cost", "region", "travel_cost"), &NavigationServer::region_set_travel_cost);
	ClassDB::bind_method(D_METHOD("region_get_travel_cost", "region"), &NavigationServer::region_get_travel_cost);
	ClassDB::bind_method(D_METHOD("region_owns_point", "region", "point"), &NavigationServer::region_owns_point);
	ClassDB::bind_method(D_METHOD("region_set_map", "region", "map"), &NavigationServer::region_set_map);
	ClassDB::bind_method(D_METHOD("region_get_map", "region"), &NavigationServer::region_get_map);

	ClassDB::bind_method(D_METHOD("region_set_navigation_layers", "region", "navigation_layers"), &NavigationServer::region_set_navigation_layers);
	ClassDB::bind_method(D_METHOD("region_get_navigation_layers", "region"), &NavigationServer::region_get_navigation_layers);

	ClassDB::bind_method(D_METHOD("region_set_transform", "region", "transform"), &NavigationServer::region_set_transform);
	ClassDB::bind_method(D_METHOD("region_set_navmesh", "region", "nav_mesh"), &NavigationServer::region_set_navmesh);
	ClassDB::bind_method(D_METHOD("region_bake_navmesh", "mesh", "node"), &NavigationServer::region_bake_navmesh);

	ClassDB::bind_method(D_METHOD("region_get_connections_count", "region"), &NavigationServer::region_get_connections_count);
	ClassDB::bind_method(D_METHOD("region_get_connection_pathway_start", "region", "connection"), &NavigationServer::region_get_connection_pathway_start);
	ClassDB::bind_method(D_METHOD("region_get_connection_pathway_end", "region", "connection"), &NavigationServer::region_get_connection_pathway_end);

	ClassDB::bind_method(D_METHOD("agent_create"), &NavigationServer::agent_create);
	ClassDB::bind_method(D_METHOD("agent_set_map", "agent", "map"), &NavigationServer::agent_set_map);
	ClassDB::bind_method(D_METHOD("agent_get_map", "agent"), &NavigationServer::agent_get_map);
	ClassDB::bind_method(D_METHOD("agent_set_neighbor_dist", "agent", "dist"), &NavigationServer::agent_set_neighbor_dist);
	ClassDB::bind_method(D_METHOD("agent_set_max_neighbors", "agent", "count"), &NavigationServer::agent_set_max_neighbors);
	ClassDB::bind_method(D_METHOD("agent_set_time_horizon", "agent", "time"), &NavigationServer::agent_set_time_horizon);
	ClassDB::bind_method(D_METHOD("agent_set_radius", "agent", "radius"), &NavigationServer::agent_set_radius);
	ClassDB::bind_method(D_METHOD("agent_set_max_speed", "agent", "max_speed"), &NavigationServer::agent_set_max_speed);
	ClassDB::bind_method(D_METHOD("agent_set_velocity", "agent", "velocity"), &NavigationServer::agent_set_velocity);
	ClassDB::bind_method(D_METHOD("agent_set_target_velocity", "agent", "target_velocity"), &NavigationServer::agent_set_target_velocity);
	ClassDB::bind_method(D_METHOD("agent_set_position", "agent", "position"), &NavigationServer::agent_set_position);
	ClassDB::bind_method(D_METHOD("agent_is_map_changed", "agent"), &NavigationServer::agent_is_map_changed);
	ClassDB::bind_method(D_METHOD("agent_set_callback", "agent", "receiver", "method", "userdata"), &NavigationServer::agent_set_callback, DEFVAL(Variant()));

	ClassDB::bind_method(D_METHOD("free_rid", "rid"), &NavigationServer::free);

	ClassDB::bind_method(D_METHOD("set_active", "active"), &NavigationServer::set_active);
	ClassDB::bind_method(D_METHOD("process", "delta_time"), &NavigationServer::process);

	ADD_SIGNAL(MethodInfo("map_changed", PropertyInfo(Variant::_RID, "map")));
}

const NavigationServer *NavigationServer::get_singleton() {
	return singleton;
}

NavigationServer *NavigationServer::get_singleton_mut() {
	return singleton;
}

NavigationServer::NavigationServer() {
	ERR_FAIL_COND(singleton != nullptr);
	singleton = this;
}

NavigationServer::~NavigationServer() {
	singleton = nullptr;
}

NavigationServerCallback NavigationServerManager::create_callback = nullptr;

void NavigationServerManager::set_default_server(NavigationServerCallback p_callback) {
	create_callback = p_callback;
}

NavigationServer *NavigationServerManager::new_default_server() {
	ERR_FAIL_COND_V(create_callback == nullptr, nullptr);
	return create_callback();
}