/*
    * Copyright 2017 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.internal.admin.auth;
  
  import static java.util.Objects.requireNonNull;
  
  import java.text.ParseException;
  import java.time.Instant;
  import java.time.format.DateTimeFormatter;
  
  import javax.annotation.Nullable;
  
  import com.fasterxml.jackson.annotation.JsonCreator;
  import com.fasterxml.jackson.annotation.JsonInclude;
  import com.fasterxml.jackson.annotation.JsonInclude.Include;
  import com.fasterxml.jackson.annotation.JsonProperty;
  import com.google.common.base.MoreObjects;
  
  import com.linecorp.centraldogma.server.metadata.Token;
  import com.linecorp.centraldogma.server.metadata.User;
  
  /**
   * Specifies details of an application token.
   *
   * @deprecated Use {@link Token}.
   */
  @Deprecated
  @JsonInclude(Include.NON_NULL)
  public final class LegacyToken {
  
      public static final LegacyToken EMPTY_TOKEN =
              new LegacyToken(null, null, null, null, null);
  
      @Nullable
      private final String appId;
      @Nullable
      private final String secret;
      @Nullable
      private final User creator;
      @Nullable
      private final Instant creationTime;
      @Nullable
      private String creationTimeAsText;
  
      @JsonCreator
      public LegacyToken(@JsonProperty("appId") String appId,
                         @JsonProperty("secret") String secret,
                         @JsonProperty("creator") User creator,
                         @JsonProperty("creationTime") String creationTimeAsText) throws ParseException {
          this(requireNonNull(appId, "appId"),
               requireNonNull(secret, "secret"),
               requireNonNull(creator, "creator"),
               Instant.from(DateTimeFormatter.ISO_INSTANT.parse(
                       requireNonNull(creationTimeAsText, "creationTimeAsText"))),
               creationTimeAsText);
      }
  
      public LegacyToken(String appId, String secret, User creator, Instant creationTime) {
          this(requireNonNull(appId, "appId"),
               requireNonNull(secret, "secret"),
               requireNonNull(creator, "creator"),
               requireNonNull(creationTime, "creationTime"),
               null);
      }
  
      private LegacyToken(@Nullable String appId, @Nullable String secret, @Nullable User creator,
                          @Nullable Instant creationTime, @Nullable String creationTimeAsText) {
          this.appId = appId;
          this.secret = secret;
          this.creator = creator;
          this.creationTime = creationTime;
          this.creationTimeAsText = creationTimeAsText;
      }
  
      @Nullable
      @JsonProperty
      public String appId() {
          return appId;
      }
  
      @Nullable
      @JsonProperty
      public String secret() {
          return secret;
      }
 
     @Nullable
     @JsonProperty
     public User creator() {
         return creator;
     }
 
     @Nullable
     @JsonProperty
     public String creationTime() {
         if (creationTimeAsText == null && creationTime != null) {
             creationTimeAsText = DateTimeFormatter.ISO_INSTANT.format(creationTime);
         }
         return creationTimeAsText;
     }
 
     @Override
     public String toString() {
         return MoreObjects.toStringHelper(this)
                           .add("appId", appId())
                           .add("creator", creator())
                           .add("creationTime", creationTime())
                           .toString();
     }
 
     /**
      * Returns a new {@link LegacyToken} instance without its secret.
      */
     public LegacyToken withoutSecret() {
         return new LegacyToken(appId, null, creator, creationTime, creationTimeAsText);
     }
 }