/*
    * Copyright 2019 LINE Corporation
    *
    * LINE Corporation 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:
    *
    *   https://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.linecorp.centraldogma.server.metadata;
  
  import static java.util.Objects.requireNonNull;
  
  import com.fasterxml.jackson.annotation.JsonCreator;
  import com.fasterxml.jackson.annotation.JsonProperty;
  import com.google.common.base.MoreObjects;
  
  import com.linecorp.centraldogma.common.Author;
  import com.linecorp.centraldogma.internal.Util;
  import com.linecorp.centraldogma.server.storage.project.Project;
  
  /**
   * Specifies details of a member who belongs to the {@link Project}.
   */
  public class Member implements Identifiable {
  
      /**
       * A login name of a member.
       */
      private final String login;
  
      /**
       * A role of a member in a project.
       */
      private final ProjectRole role;
  
      /**
       * Specifies when this member is added to the project by whom.
       */
      private final UserAndTimestamp creation;
  
      /**
       * Creates a new instance.
       */
      public Member(User user, ProjectRole role, UserAndTimestamp creation) {
          this(requireNonNull(user, "user").id(), role, creation);
      }
  
      /**
       * Creates a new instance.
       */
      public Member(Author author, ProjectRole role, UserAndTimestamp creation) {
          this(requireNonNull(author, "author").email(), role, creation);
      }
  
      /**
       * Creates a new instance.
       */
      @JsonCreator
      public Member(@JsonProperty("login") String login,
                    @JsonProperty("role") ProjectRole role,
                    @JsonProperty("creation") UserAndTimestamp creation) {
          this.login = Util.toEmailAddress(login, "login");
          this.role = requireNonNull(role, "role");
          this.creation = requireNonNull(creation, "creation");
      }
  
      @Override
      public String id() {
          return login;
      }
  
      /**
       * Returns the login name.
       */
      @JsonProperty
      public String login() {
          return login;
      }
  
      /**
       * Returns the role in a certain project.
       */
      @JsonProperty
      public ProjectRole role() {
          return role;
      }
  
      /**
       * Returns who added this member to a project when.
       */
      @JsonProperty
     public UserAndTimestamp creation() {
         return creation;
     }
 
     @Override
     public String toString() {
         return MoreObjects.toStringHelper(this)
                           .add("login", login())
                           .add("role", role())
                           .add("creation", creation())
                           .toString();
     }
 }