// Copyright (C) 2017 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.gerrit.extensions.common;

import static com.google.common.base.MoreObjects.toStringHelper;

import com.google.common.collect.ComparisonChain;
import java.util.Objects;

/**
 * Representation of an external ID in the REST API.
 *
 * <p>This class determines the JSON format of external IDs in the REST API.
 *
 * <p>External IDs are user identities that are assigned to an account. Often they are used to link
 * user identities in external systems.
 */
public class AccountExternalIdInfo implements Comparable<AccountExternalIdInfo> {
  /** The external ID key, formatted as {@code <scheme>:<ID>}. */
  public String identity;

  /** The email address of the external ID. */
  public String emailAddress;

  /**
   * Whether the external ID is trusted.
   *
   * <p>Also see {@link
   * com.google.gerrit.server.config.AuthConfig#isIdentityTrustable(java.util.Collection)}.
   */
  public Boolean trusted;

  /** Whether the external ID can be deleted by the calling user. */
  public Boolean canDelete;

  @Override
  public int compareTo(AccountExternalIdInfo a) {
    return ComparisonChain.start()
        .compare(a.identity, identity)
        .compare(a.emailAddress, emailAddress)
        .result();
  }

  @Override
  public boolean equals(Object o) {
    if (o instanceof AccountExternalIdInfo) {
      AccountExternalIdInfo a = (AccountExternalIdInfo) o;
      return Objects.equals(a.identity, identity)
          && Objects.equals(a.emailAddress, emailAddress)
          && Objects.equals(a.trusted, trusted)
          && Objects.equals(a.canDelete, canDelete);
    }
    return false;
  }

  @Override
  public int hashCode() {
    return Objects.hash(identity, emailAddress, trusted, canDelete);
  }

  @Override
  public String toString() {
    return toStringHelper(this)
        .add("identity", identity)
        .add("emailAddress", emailAddress)
        .add("trusted", trusted)
        .add("canDelete", canDelete)
        .toString();
  }
}