// Copyright 2017 Google Inc. All Rights Reserved.
//
// 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.

#include "starboard/player.h"

#include "starboard/log.h"
#include "starboard/shared/media_session/playback_state.h"
#include "starboard/shared/starboard/player/player_internal.h"

using starboard::shared::media_session::kPaused;
using starboard::shared::media_session::kPlaying;
using starboard::shared::media_session::
    UpdateActiveSessionPlatformPlaybackState;

#if SB_API_VERSION >= 4

bool SbPlayerSetPlaybackRate(SbPlayer player, double playback_rate) {
  if (!SbPlayerIsValid(player)) {
    SB_DLOG(WARNING) << "player is invalid.";
    return false;
  }
  if (playback_rate < 0.0) {
    SB_DLOG(WARNING) << "playback_rate cannot be negative but it is set to "
                     << playback_rate << '.';
    return false;
  }
  player->SetPlaybackRate(playback_rate);
  bool paused = (playback_rate == 0.0);
  UpdateActiveSessionPlatformPlaybackState(paused ? kPaused : kPlaying);
  return true;
}

#endif  // SB_API_VERSION >= 4