// Copyright (c) 2015 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-CHROMIUM file.

#include "browser/platform_notification_service_impl.h"

#include "browser/notification_presenter.h"

#include "content/public/browser/desktop_notification_delegate.h"

#if defined(OS_WIN)
#include "base/win/windows_version.h"
#endif

namespace brightray {

// static
PlatformNotificationServiceImpl*
PlatformNotificationServiceImpl::GetInstance() {
  return Singleton<PlatformNotificationServiceImpl>::get();
}

PlatformNotificationServiceImpl::PlatformNotificationServiceImpl() {}
PlatformNotificationServiceImpl::~PlatformNotificationServiceImpl() {}

NotificationPresenter* PlatformNotificationServiceImpl::notification_presenter() {
  #if defined(OS_WIN)
  // Bail out if on Windows 7 or even lower, no operating will follow
  if (base::win::GetVersion() < base::win::VERSION_WIN8)
    return nullptr;
  #endif

  if (!notification_presenter_) {
    // Create a new presenter if on OS X, Linux, or Windows 8+
    notification_presenter_.reset(NotificationPresenter::Create());
  }
  return notification_presenter_.get();
}

blink::WebNotificationPermission PlatformNotificationServiceImpl::CheckPermissionOnUIThread(
    content::BrowserContext* browser_context,
    const GURL& origin,
    int render_process_id) {
  return blink::WebNotificationPermissionAllowed;
}

blink::WebNotificationPermission PlatformNotificationServiceImpl::CheckPermissionOnIOThread(
    content::ResourceContext* resource_context,
    const GURL& origin,
    int render_process_id) {
  return blink::WebNotificationPermissionAllowed;
}

void PlatformNotificationServiceImpl::DisplayNotification(
    content::BrowserContext* browser_context,
    const GURL& origin,
    const SkBitmap& icon,
    const content::PlatformNotificationData& notification_data,
    scoped_ptr<content::DesktopNotificationDelegate> delegate,
    base::Closure* cancel_callback) {
  auto presenter = notification_presenter();
  if (presenter)
    presenter->ShowNotification(notification_data, icon, delegate.Pass(), cancel_callback);
}

void PlatformNotificationServiceImpl::DisplayPersistentNotification(
    content::BrowserContext* browser_context,
    int64_t service_worker_registration_id,
    const GURL& origin,
    const SkBitmap& icon,
    const content::PlatformNotificationData& notification_data) {
}

void PlatformNotificationServiceImpl::ClosePersistentNotification(
    content::BrowserContext* browser_context,
    int64_t persistent_notification_id) {
}

bool PlatformNotificationServiceImpl::GetDisplayedPersistentNotifications(
    content::BrowserContext* browser_context,
    std::set<std::string>* displayed_notifications) {
  return false;
}

}  // namespace brightray