// Copyright 2014 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 "chrome/browser/extensions/active_install_data.h"

#include "chrome/browser/extensions/install_tracker.h"

namespace extensions {

// ActiveInstallData:

ActiveInstallData::ActiveInstallData()
    : percent_downloaded(0) {
}

ActiveInstallData::ActiveInstallData(const std::string& extension_id)
    : extension_id(extension_id), percent_downloaded(0) {
}

// ScopedActiveInstall:

ScopedActiveInstall::ScopedActiveInstall(InstallTracker* tracker,
                                         const ActiveInstallData& install_data)
    : tracker_(tracker),
      tracker_observer_(this),
      extension_id_(install_data.extension_id) {
  Init();
  tracker_->AddActiveInstall(install_data);
}

ScopedActiveInstall::ScopedActiveInstall(InstallTracker* tracker,
                                         const std::string& extension_id)
    : tracker_(tracker), tracker_observer_(this), extension_id_(extension_id) {
  Init();
}

ScopedActiveInstall::~ScopedActiveInstall() {
  if (tracker_)
    tracker_->RemoveActiveInstall(extension_id_);
}

void ScopedActiveInstall::CancelDeregister() {
  tracker_observer_.RemoveAll();
  tracker_ = NULL;
}

void ScopedActiveInstall::Init() {
  DCHECK(!extension_id_.empty());
  DCHECK(tracker_);
  tracker_observer_.Add(tracker_);
}

void ScopedActiveInstall::OnShutdown() {
  CancelDeregister();
}

}  // namespace extensions