/*
    * 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.internal.api.v1;
  
  import static com.linecorp.centraldogma.internal.api.v1.HttpApiV1Constants.PROJECTS_PREFIX;
  import static java.time.format.DateTimeFormatter.ISO_INSTANT;
  import static java.util.Objects.requireNonNull;
  
  import java.time.Instant;
  
  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.annotations.VisibleForTesting;
  import com.google.common.base.MoreObjects;
  import com.google.common.base.MoreObjects.ToStringHelper;
  
  import com.linecorp.centraldogma.common.Author;
  import com.linecorp.centraldogma.common.ProjectRole;
  
  @JsonInclude(Include.NON_NULL)
  public class ProjectDto {
  
      private final String name;
  
      @Nullable
      private Author creator;
  
      @Nullable
      private String url;
  
      @Nullable
      private ProjectRole userRole;
  
      @Nullable
      private String createdAt;
  
      public ProjectDto(String name) {
          this.name = requireNonNull(name, "name");
      }
  
      @VisibleForTesting
      @JsonCreator
      public ProjectDto(@JsonProperty("name") String name,
                        @JsonProperty("creator") @Nullable Author creator,
                        @JsonProperty("url") @Nullable String url,
                        @JsonProperty("userRole") @Nullable ProjectRole userRole,
                        @JsonProperty("createdAt") @Nullable String createdAt) {
          this.name = requireNonNull(name, "name");
          this.creator = creator;
          this.url = url;
          this.userRole = userRole;
          this.createdAt = createdAt;
      }
  
      public ProjectDto(String name, Author creator, ProjectRole userRole, long creationTimeMillis) {
          this.name = requireNonNull(name, "name");
          this.creator = requireNonNull(creator, "creator");
          createdAt = ISO_INSTANT.format(Instant.ofEpochMilli(creationTimeMillis));
          url = PROJECTS_PREFIX + '/' + name;
          this.userRole = requireNonNull(userRole, "userRole");
      }
  
      @JsonProperty("name")
      public String name() {
          return name;
      }
  
      @Nullable
      @JsonProperty("creator")
      public Author creator() {
          return creator;
      }
  
      @Nullable
      @JsonProperty("url")
      public String url() {
          return url;
      }
  
      @Nullable
      @JsonProperty("userRole")
     public ProjectRole userRole() {
         return userRole;
     }
 
     @Nullable
     @JsonProperty("createdAt")
     public String createdAt() {
         return createdAt;
     }
 
     @Override
     public String toString() {
         final ToStringHelper stringHelper = MoreObjects.toStringHelper(this)
                                                        .add("name", name());
         if (creator() != null) {
             stringHelper.add("creator", creator());
         }
 
         if (createdAt() != null) {
             stringHelper.add("createdAt", createdAt());
         }
         return stringHelper.toString();
     }
 }