/*
    * Copyright (C) 2012 Atlassian
    *
    * Licensed 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
    *
    *     http://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.atlassian.jira.rest.client.internal.json;
  
  import com.atlassian.jira.rest.client.api.domain.ProjectRole;
  import com.atlassian.jira.rest.client.api.domain.RoleActor;
  import com.google.common.base.Optional;
  import com.google.common.collect.ImmutableSet;
  import org.codehaus.jettison.json.JSONArray;
  import org.codehaus.jettison.json.JSONException;
  import org.codehaus.jettison.json.JSONObject;
  
  import java.net.URI;
  import java.util.Collection;
  
  public class ProjectRoleJsonParser implements JsonObjectParser<ProjectRole> {
  
      private final RoleActorJsonParser roleActorJsonParser;
  
      public ProjectRoleJsonParser(URI baseJiraUri) {
          this.roleActorJsonParser = new RoleActorJsonParser(baseJiraUri);
      }
  
      @Override
      public ProjectRole parse(final JSONObject json) throws JSONException {
          final URI self = JsonParseUtil.getSelfUri(json);
          final long id = json.getLong("id");
          final String name = json.getString("name");
          final String description = json.getString("description");
          final Optional<JSONArray> roleActorsOpt = JsonParseUtil.getOptionalArray(json, "actors");
          final Collection<RoleActor> roleActors = roleActorsOpt.isPresent() ?
                  JsonParseUtil.parseJsonArray(roleActorsOpt.get(), roleActorJsonParser) : ImmutableSet.<RoleActor>of();
          return new ProjectRole(id, self, name, description, roleActors);
      }
  
  }