content: /*
   * Copyright 2021 The Android Open Source Project
   *
   * 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.
   */
  package com.google.android.exoplayer2;
  
  import static com.google.android.exoplayer2.util.Assertions.checkArgument;
  
  import android.os.Bundle;
  import androidx.annotation.Nullable;
  import com.google.android.exoplayer2.util.Util;
  import com.google.common.base.Objects;
  
  /** A rating expressed as "thumbs up" or "thumbs down". */
  public final class ThumbRating extends Rating {
  
    private final boolean rated;
    private final boolean isThumbsUp;
  
    /** Creates a unrated instance. */
    public ThumbRating() {
      rated = false;
      isThumbsUp = false;
    }
  
    /**
     * Creates a rated instance.
     *
     * @param isThumbsUp {@code true} for "thumbs up", {@code false} for "thumbs down".
     */
    public ThumbRating(boolean isThumbsUp) {
      rated = true;
      this.isThumbsUp = isThumbsUp;
    }
  
    @Override
    public boolean isRated() {
      return rated;
    }
  
    /** Returns whether the rating is "thumbs up". */
    public boolean isThumbsUp() {
      return isThumbsUp;
    }
  
    @Override
    public int hashCode() {
      return Objects.hashCode(rated, isThumbsUp);
    }
  
    @Override
    public boolean equals(@Nullable Object obj) {
      if (!(obj instanceof ThumbRating)) {
        return false;
      }
      ThumbRating other = (ThumbRating) obj;
      return isThumbsUp == other.isThumbsUp && rated == other.rated;
    }
  
    // Bundleable implementation.
  
    private static final @RatingType int TYPE = RATING_TYPE_THUMB;
  
    private static final String FIELD_RATED = Util.intToStringMaxRadix(1);
    private static final String FIELD_IS_THUMBS_UP = Util.intToStringMaxRadix(2);
  
    @Override
    public Bundle toBundle() {
      Bundle bundle = new Bundle();
      bundle.putInt(FIELD_RATING_TYPE, TYPE);
      bundle.putBoolean(FIELD_RATED, rated);
      bundle.putBoolean(FIELD_IS_THUMBS_UP, isThumbsUp);
      return bundle;
    }
  
    /** Object that can restore a {@link ThumbRating} from a {@link Bundle}. */
    public static final Creator<ThumbRating> CREATOR = ThumbRating::fromBundle;
  
    private static ThumbRating fromBundle(Bundle bundle) {
      checkArgument(bundle.getInt(FIELD_RATING_TYPE, /* defaultValue= */ RATING_TYPE_UNSET) == TYPE);
      boolean rated = bundle.getBoolean(FIELD_RATED, /* defaultValue= */ false);
      return rated
          ? new ThumbRating(bundle.getBoolean(FIELD_IS_THUMBS_UP, /* defaultValue= */ false))
          : new ThumbRating();
    }
  }
  