/*
    * 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.command;
  
  import static com.google.common.base.Preconditions.checkArgument;
  import static java.util.Objects.requireNonNull;
  
  import java.util.Objects;
  
  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.ToStringHelper;
  
  import com.linecorp.centraldogma.common.Author;
  import com.linecorp.centraldogma.server.storage.encryption.WrappedDekDetails;
  
  /**
   * A {@link Command} which is used for creating a new repository.
   */
  @JsonInclude(Include.NON_NULL)
  public final class CreateRepositoryCommand extends ProjectCommand<Void> {
  
      private final String repositoryName;
      @Nullable
      private final WrappedDekDetails wdekDetails;
  
      @JsonCreator
      CreateRepositoryCommand(@JsonProperty("timestamp") @Nullable Long timestamp,
                              @JsonProperty("author") @Nullable Author author,
                              @JsonProperty("projectName") String projectName,
                              @JsonProperty("repositoryName") String repositoryName,
                              @JsonProperty("wdekDetails") @Nullable WrappedDekDetails wdekDetails) {
          super(CommandType.CREATE_REPOSITORY, timestamp, author, projectName);
          this.repositoryName = requireNonNull(repositoryName, "repositoryName");
          this.wdekDetails = wdekDetails;
          if (wdekDetails != null) {
              checkArgument(wdekDetails.projectName().equals(projectName) &&
                            wdekDetails.repoName().equals(repositoryName),
                            "projectName: %s and repositoryName: %s, " +
                            "(expected projectName: %s and repositoryName: %s in wdekDetails)",
                            projectName, repositoryName, wdekDetails.projectName(), wdekDetails.repoName());
          }
      }
  
      /**
       * Returns the repository name.
       */
      @JsonProperty
      public String repositoryName() {
          return repositoryName;
      }
  
      /**
       * Returns the WDEK of the repository.
       */
      @JsonProperty
      @Nullable
      public WrappedDekDetails wdekDetails() {
          return wdekDetails;
      }
  
      @Override
      public boolean equals(Object obj) {
          if (this == obj) {
              return true;
          }
  
          if (!(obj instanceof CreateRepositoryCommand)) {
              return false;
          }
  
          final CreateRepositoryCommand that = (CreateRepositoryCommand) obj;
          return super.equals(obj) &&
                 repositoryName.equals(that.repositoryName) &&
                 Objects.equals(wdekDetails, that.wdekDetails);
      }
  
      @Override
      public int hashCode() {
          return (repositoryName.hashCode() * 31 + Objects.hashCode(wdekDetails)) * 31 + super.hashCode();
      }
 
     @Override
     ToStringHelper toStringHelper() {
         return super.toStringHelper().omitNullValues()
                     .add("repositoryName", repositoryName)
                     .add("wdekDetails", wdekDetails);
     }
 }