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/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to you 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 org.apache.baremaps.openstreetmap.model;



import java.time.LocalDateTime;
import java.util.Objects;
import java.util.StringJoiner;

/** Represents all the metadata associated to an element in an OpenStreetMap dataset. */
public final class Info {

  protected final int version;

  protected final LocalDateTime timestamp;

  protected final long changeset;

  protected final int uid;

  /**
   * Constructs an OpenStreetMap {@code Info} with the specified metadata.
   *
   * @param version the version
   * @param timestamp the timestamp
   * @param changeset the changeset
   * @param uid the user id
   */
  public Info(int version, LocalDateTime timestamp, long changeset, int uid) {
    this.version = version;
    this.timestamp = timestamp;
    this.changeset = changeset;
    this.uid = uid;
  }

  /**
   * Returns the version.
   *
   * @return the version
   */
  public int getVersion() {
    return version;
  }

  /**
   * Returns the timestamp.
   *
   * @return the timestamp
   */
  public LocalDateTime getTimestamp() {
    return timestamp;
  }

  /**
   * Returns the changeset.
   *
   * @return the changeset
   */
  public long getChangeset() {
    return changeset;
  }

  /**
   * Returns the user id.
   *
   * @return the user id
   */
  public int getUid() {
    return uid;
  }

  /** {@inheritDoc} */
  @Override
  public boolean equals(Object o) {
    if (this == o) {
      return true;
    }
    if (!(o instanceof Info)) {
      return false;
    }
    Info info = (Info) o;
    return version == info.version && changeset == info.changeset && uid == info.uid
        && Objects.equals(timestamp, info.timestamp);
  }

  /** {@inheritDoc} */
  @Override
  public int hashCode() {
    return Objects.hash(version, timestamp, changeset, uid);
  }

  /** {@inheritDoc} */
  @Override
  public String toString() {
    return new StringJoiner(", ", Info.class.getSimpleName() + "[", "]").add("version=" + version)
        .add("timestamp=" + timestamp).add("changeset=" + changeset).add("uid=" + uid).toString();
  }
}