FeedAsset.java

package io.kaif.model.feed;

import java.time.Instant;
import java.util.UUID;
import java.util.stream.Stream;

import io.kaif.flake.FlakeId;

public class FeedAsset {

  public enum AssetType {
    DEBATE_FROM_REPLY(0),
    DEBATE_FROM_WATCHED_ARTICLE(1),

    //just some idea, not implement yet:
    SITE_MAIL(10),
    NEW_FRIEND(11),;

    public static AssetType fromIndex(int index) {
      return Stream.of(values()).filter(t -> t.index == index).findAny().get();
    }

    private final int index;

    private AssetType(int index) {
      this.index = index;
    }

    public int getIndex() {
      return index;
    }

    public boolean isDebate() {
      return this == DEBATE_FROM_REPLY || this == DEBATE_FROM_WATCHED_ARTICLE;
    }
  }

  public static FeedAsset createReply(FlakeId debateId, UUID accountId, Instant now) {
    return new FeedAsset(accountId, debateId, AssetType.DEBATE_FROM_REPLY, now, false);
  }

  private final UUID accountId;
  private final FlakeId assetId;
  private final AssetType assetType;
  private final Instant createTime;
  private final boolean acked;

  FeedAsset(UUID accountId,
      FlakeId assetId,
      AssetType assetType,
      Instant createTime,
      boolean acked) {
    this.accountId = accountId;
    this.assetId = assetId;
    this.assetType = assetType;
    this.createTime = createTime;
    this.acked = acked;
  }

  @Override
  public boolean equals(Object o) {
    if (this == o) {
      return true;
    }
    if (o == null || getClass() != o.getClass()) {
      return false;
    }

    FeedAsset feedAsset = (FeedAsset) o;

    if (accountId != null ? !accountId.equals(feedAsset.accountId) : feedAsset.accountId != null) {
      return false;
    }
    if (assetId != null ? !assetId.equals(feedAsset.assetId) : feedAsset.assetId != null) {
      return false;
    }
    if (assetType != feedAsset.assetType) {
      return false;
    }

    return true;
  }

  @Override
  public int hashCode() {
    int result = accountId != null ? accountId.hashCode() : 0;
    result = 31 * result + (assetId != null ? assetId.hashCode() : 0);
    result = 31 * result + (assetType != null ? assetType.hashCode() : 0);
    return result;
  }

  public UUID getAccountId() {
    return accountId;
  }

  public FlakeId getAssetId() {
    return assetId;
  }

  public AssetType getAssetType() {
    return assetType;
  }

  public Instant getCreateTime() {
    return createTime;
  }

  public boolean isAcked() {
    return acked;
  }
}