tdlight/tdnet/td/net/HttpOutboundConnection.h

//
// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2021
//
// Distributed under the Boost Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
//
#pragma once

#include "td/net/HttpConnectionBase.h"
#include "td/net/HttpQuery.h"
#include "td/net/SslStream.h"

#include "td/actor/actor.h"

#include "td/utils/BufferedFd.h"
#include "td/utils/port/SocketFd.h"
#include "td/utils/Status.h"

namespace td {

class HttpOutboundConnection final : public detail::HttpConnectionBase {
 public:
  class Callback : public Actor {
   public:
    virtual void handle(unique_ptr<HttpQuery> query) = 0;
    virtual void on_connection_error(Status error) = 0;  // TODO rename to on_error
  };
  HttpOutboundConnection(BufferedFd<SocketFd> fd, SslStream ssl_stream, size_t max_post_size, size_t max_files,
                         int32 idle_timeout, ActorShared<Callback> callback, int32 slow_scheduler_id = -1)
      : HttpConnectionBase(HttpConnectionBase::State::Write, std::move(fd), std::move(ssl_stream), max_post_size,
                           max_files, idle_timeout, slow_scheduler_id)
      , callback_(std::move(callback)) {
  }
  // Inherited interface
  // void write_next(BufferSlice buffer);
  // void write_ok();
  // void write_error(Status error);

 private:
  void on_query(unique_ptr<HttpQuery> query) final;
  void on_error(Status error) final;
  void hangup() final {
    callback_.release();
    HttpConnectionBase::hangup();
  }
  ActorShared<Callback> callback_;
};

}  // namespace td