udp_builder.hpp

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/*
 * Copyright 2025 Jinwoo Sung
 *
 * 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.
 */
 
#pragma once
 
#include <cstdint>
#include <string>
 
#include "unilink/base/visibility.hpp"
#include "unilink/builder/ibuilder.hpp"
#include "unilink/config/udp_config.hpp"
#include "unilink/wrapper/udp/udp.hpp"
 
namespace unilink {
namespace builder {
 
#ifdef _MSC_VER
#pragma warning(push)
#pragma warning(disable : 4251)
#endif
class UNILINK_API UdpBuilder : public BuilderInterface<wrapper::Udp, UdpBuilder> {
 public:
  UdpBuilder();
 
  // Delete copy, allow move
  UdpBuilder(const UdpBuilder&) = delete;
  UdpBuilder& operator=(const UdpBuilder&) = delete;
  UdpBuilder(UdpBuilder&&) = default;
  UdpBuilder& operator=(UdpBuilder&&) = default;
 
  std::unique_ptr<wrapper::Udp> build() override;
 
  UdpBuilder& auto_manage(bool auto_manage = true) override;
 
  // Modernized event handlers
  UdpBuilder& on_data(std::function<void(const wrapper::MessageContext&)> handler) override;
  UdpBuilder& on_connect(std::function<void(const wrapper::ConnectionContext&)> handler) override;
  UdpBuilder& on_disconnect(std::function<void(const wrapper::ConnectionContext&)> handler) override;
  UdpBuilder& on_error(std::function<void(const wrapper::ErrorContext&)> handler) override;
 
  UdpBuilder& set_local_port(uint16_t port);
 
  UdpBuilder& set_remote(const std::string& address, uint16_t port);
 
  UdpBuilder& use_independent_context(bool use_independent = true);
 
 private:
  config::UdpConfig cfg_;
  bool auto_manage_;
  bool use_independent_context_;
 
  // Callbacks
  std::function<void(const wrapper::MessageContext&)> on_data_;
  std::function<void(const wrapper::ConnectionContext&)> on_connect_;
  std::function<void(const wrapper::ConnectionContext&)> on_disconnect_;
  std::function<void(const wrapper::ErrorContext&)> on_error_;
};
 
#ifdef _MSC_VER
#pragma warning(pop)
#endif
 
}  // namespace builder
}  // namespace unilink