/*
    * Copyright 2025 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 javax.annotation.Nullable;
  
  import com.google.common.base.MoreObjects;
  import com.google.common.base.MoreObjects.ToStringHelper;
  import com.google.common.base.Objects;
  
  import com.linecorp.centraldogma.internal.Util;
  
  /**
   * An abstract base class for {@link AppIdentity} implementations.
   */
  abstract class AbstractAppIdentity implements AppIdentity {
  
      private final String appId;
      private final AppIdentityType type;
      private final boolean isSystemAdmin;
      private final boolean allowGuestAccess;
      private final UserAndTimestamp creation;
      @Nullable
      private final UserAndTimestamp deactivation;
      @Nullable
      private final UserAndTimestamp deletion;
  
      AbstractAppIdentity(String appId, AppIdentityType type, boolean isSystemAdmin,
                          boolean allowGuestAccess, UserAndTimestamp creation,
                          @Nullable UserAndTimestamp deactivation, @Nullable UserAndTimestamp deletion) {
          this.appId = Util.validateFileName(appId, "appId");
          this.type = requireNonNull(type, "type");
          this.isSystemAdmin = isSystemAdmin;
          this.allowGuestAccess = allowGuestAccess;
          this.creation = requireNonNull(creation, "creation");
          this.deactivation = deactivation;
          this.deletion = deletion;
      }
  
      @Override
      public String id() {
          return appId;
      }
  
      @Override
      public String appId() {
          return appId;
      }
  
      @Override
      public AppIdentityType type() {
          return type;
      }
  
      @Override
      public boolean isSystemAdmin() {
          return isSystemAdmin;
      }
  
      @Override
      public boolean allowGuestAccess() {
          return allowGuestAccess;
      }
  
      @Override
      public UserAndTimestamp creation() {
          return creation;
      }
  
      @Nullable
      @Override
      public UserAndTimestamp deactivation() {
          return deactivation;
      }
  
      @Nullable
      @Override
      public UserAndTimestamp deletion() {
          return deletion;
      }
  
      @Override
      public boolean equals(Object o) {
         if (this == o) {
             return true;
         }
 
         if (o == null || getClass() != o.getClass()) {
             return false;
         }
 
         final AbstractAppIdentity that = (AbstractAppIdentity) o;
         return appId.equals(that.appId) &&
                type == that.type &&
                isSystemAdmin == that.isSystemAdmin &&
                allowGuestAccess == that.allowGuestAccess &&
                creation.equals(that.creation) &&
                Objects.equal(deactivation, that.deactivation) &&
                Objects.equal(deletion, that.deletion);
     }
 
     @Override
     public int hashCode() {
         return Objects.hashCode(appId, type, isSystemAdmin, allowGuestAccess, creation, deactivation, deletion);
     }
 
     @Override
     public final String toString() {
         final ToStringHelper helper = MoreObjects.toStringHelper(this).omitNullValues()
                                                  .add("appId", id())
                                                  .add("type", type())
                                                  .add("isSystemAdmin", isSystemAdmin())
                                                  .add("allowGuestAccess", allowGuestAccess())
                                                  .add("creation", creation())
                                                  .add("deactivation", deactivation())
                                                  .add("deletion", deletion());
         addProperties(helper);
         return helper.toString();
     }
 
     abstract void addProperties(ToStringHelper helper);
 }