// Copyright 2021, Apex.AI Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

#include <chrono>

#include "wait_set/talker.hpp"
#include "rclcpp/rclcpp.hpp"
#include "std_msgs/msg/string.hpp"

using namespace std::chrono_literals;

Talker::Talker(rclcpp::NodeOptions options)
: Node("talker", options), count_(0)
{
  publisher_ = create_publisher<std_msgs::msg::String>("topic", 10);
  auto timer_callback =
    [this]() -> void {
      auto message = std_msgs::msg::String();
      message.data = "Hello, world! " + std::to_string(count_++);
      RCLCPP_INFO(this->get_logger(), "Publisher: '%s'", message.data.c_str());
      publisher_->publish(message);
    };
  timer_ = this->create_wall_timer(500ms, timer_callback);
}

#include "rclcpp_components/register_node_macro.hpp"

RCLCPP_COMPONENTS_REGISTER_NODE(Talker)