PacketProblemMinimum.java

//The MIT License
//
//Copyright (c) 2009 nodchip
//
//Permission is hereby granted, free of charge, to any person obtaining a copy
//of this software and associated documentation files (the "Software"), to deal
//in the Software without restriction, including without limitation the rights
//to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
//copies of the Software, and to permit persons to whom the Software is
//furnished to do so, subject to the following conditions:
//
//The above copyright notice and this permission notice shall be included in
//all copies or substantial portions of the Software.
//
//THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
//IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
//FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
//AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
//LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
//OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
//THE SOFTWARE.
package tv.dyndns.kishibe.qmaclone.client.packet;

import java.util.Date;

import tv.dyndns.kishibe.qmaclone.client.constant.Constant;
import tv.dyndns.kishibe.qmaclone.client.game.ProblemGenre;
import tv.dyndns.kishibe.qmaclone.client.game.ProblemType;
import tv.dyndns.kishibe.qmaclone.client.game.RandomFlag;

import com.google.common.base.MoreObjects;
import com.google.common.base.Objects;
import com.google.gwt.user.client.rpc.IsSerializable;

public class PacketProblemMinimum implements IsSerializable {

  public static final int CREATING_PROBLEM_ID = -1;

  /**
   * 問題番号
   * 
   * 新規問題の場合は CREATING_PROBLEM_ID
   */
  public int id;
  /**
   * ジャンル
   */
  public ProblemGenre genre;
  /**
   * 出題形式
   */
  public ProblemType type;
  /**
   * 正答数
   */
  public int good;
  /**
   * 誤答数
   */
  public int bad;
  /**
   * ランダムフラグ
   */
  public RandomFlag randomFlag;
  /**
   * 作問者文字列ハッシュ
   */
  public int creatorHash;
  /**
   * 作問者ユーザーコード
   */
  public int userCode;
  /**
   * 指摘日時。指摘されていない場合はnull。
   */
  public Date indication;

  public int getAccuracyRate() {
    if (good == 0 && bad == 0) {
      return -1;
    }
    return (100 * good) / (good + bad);
  }

  public double getNormalizedAccuracyRate() {
    return type.getNormalizedAccuracyRate(this);
  }

  public boolean isNew() {
    return good + bad < Constant.MAX_RATIO_CALCULATING;
  }

  @Override
  public boolean equals(Object obj) {
    if (!(obj instanceof PacketProblemMinimum)) {
      return false;
    }
    PacketProblemMinimum rh = (PacketProblemMinimum) obj;
    return Objects.equal(id, rh.id) && Objects.equal(genre, rh.genre)
        && Objects.equal(type, rh.type) && Objects.equal(good, rh.good)
        && Objects.equal(bad, rh.bad) && Objects.equal(randomFlag, rh.randomFlag)
        && Objects.equal(creatorHash, rh.creatorHash) && Objects.equal(userCode, rh.userCode)
        && Objects.equal(indication, rh.indication);
  }

  @Override
  public int hashCode() {
    // [userCode, creatorHash, shuffledAnswers,
    // shuffledChoices]はハッシュコードに含めない
    return Objects.hashCode(id, genre, type, good, bad, randomFlag);
  }

  @Override
  public String toString() {
    return MoreObjects.toStringHelper(this).add("id", id).add("genre", genre).add("type", type)
        .add("good", good).add("bad", bad).add("randomFlag", randomFlag)
        .add("creatorHash", creatorHash).add("userCode", userCode).add("indication", indication)
        .toString();
  }
}