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// Copyright (c) 2009 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.


#include <string>

#include "chrome/browser/sync/notifier/base/time.h"
#include "chrome/browser/sync/notifier/communicator/login.h"
#include "talk/base/sigslot.h"

namespace talk_base {
class Task;

namespace notifier {

class NetworkStatusDetectorTask;
class Timer;

class AutoReconnect : public sigslot::has_slots<> {
  AutoReconnect(talk_base::Task* parent,
                NetworkStatusDetectorTask* network_status);
  void StartReconnectTimer();
  void StopReconnectTimer();
  void OnClientStateChange(Login::ConnectionState state);

  // Callback when power is suspended.
  void OnPowerSuspend(bool suspended);

  void set_idle(bool idle) {
    is_idle_ = idle;

  // Returns true if the auto-retry is to be done (pending a countdown).
  bool is_retrying() const {
    return reconnect_timer_ != NULL;

  int seconds_until() const;
  sigslot::signal0<> SignalTimerStartStop;
  sigslot::signal0<> SignalStartConnection;

  void StartReconnectTimerWithInterval(time64 interval_ns);
  void DoReconnect();
  void ResetState();
  void SetupReconnectInterval();
  void StopDelayedResetTimer();

  void OnNetworkStateDetected(bool was_alive, bool is_alive);

  time64 reconnect_interval_ns_;
  Timer* reconnect_timer_;
  Timer* delayed_reset_timer_;
  talk_base::Task* parent_;

  bool is_idle_;

// Wait 2 seconds until after we actually connect to reset reconnect related
// items.
// The reason for this delay is to avoid the situation in which buzz is trying
// to block the client due to abuse and the client responses by going into
// rapid reconnect mode, which makes the problem more severe.
extern const int kResetReconnectInfoDelaySec;

}  // namespace notifier


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